CN201505496U - Circular seam Venturi tube - Google Patents
Circular seam Venturi tube Download PDFInfo
- Publication number
- CN201505496U CN201505496U CN2009202083713U CN200920208371U CN201505496U CN 201505496 U CN201505496 U CN 201505496U CN 2009202083713 U CN2009202083713 U CN 2009202083713U CN 200920208371 U CN200920208371 U CN 200920208371U CN 201505496 U CN201505496 U CN 201505496U
- Authority
- CN
- China
- Prior art keywords
- venturi tube
- cone
- tube body
- circumferential weld
- pull bar
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Abstract
The utility model provides a circular seam Venturi tube, which comprises a Venturi tube body, a cone body, a pull rod connected with a cone body and a cone driving device driving a cone through a pull rod. The utility model is characterized by further comprising a cone supporting component. The cone supporting component supports the cone in the Venturi tube body so that the Venturi tube can be placed horizontally or slantways relative to the horizontal level. Because the Venturi tube can be placed horizontally or slantways relative to the horizontal level, system elbows are reduced the cone can not fall due to gravity, and consequently, resistance, discharge consistence, energy consumption, maintenance and cost are reduced.
Description
Technical field
The utility model relates to a kind of circumferential weld Venturi tube.
Background technology
At present in the wet type flue gas desulphurization system in environmental protection Air Pollution Control field; adopt polytype Venturi tube as smart cleaner; particularly aspect once dust collection of converter and coal-gas recovering utilize; the patent No.: 01274734.3, in 200720066769.9,200720174402.9,200720187868.2,200820006164.5 the Chinese patent, and in many design manuals, textbook, all announce, introduced top air inlet or bottom air inlet and vertically arranged circumferential weld (adjustable aditus laryngis) Venturi tube.The subject matter that is arranged vertically the Venturi tube existence comprises: device height is very high, and installation and maintenance of equipment be difficulty all; The elbow of system causes that too much unnecessary drag losses is big, reduces dust removing effects and increases the dedusting power consumption; The easy dust stratification of elbow pipeline content needs water to go flushing, has increased the water yield and maintenance capacity; Connecting line is too much, and connecting line also is to produce certain drag losses.For the Venturi tube of drive unit on top, because pull bar all the time under the gravity effect of cone, the phenomenon that cone comes off often occurs, influence is produced and maintenance difficult.And drive unit needs oil lubrication in the device structure complexity of bottom.
The utility model content
The purpose of this utility model is to provide a kind of horizontal circumferential weld Venturi tube, this horizontal circumferential weld Venturi tube be used for converter once with other similar flue gas/gas purification, be easy for installation and maintenance, reduce resistance, when reducing concentration of emission, cut down the consumption of energy, reduce maintenance capacity and reduce cost.
Circumferential weld Venturi tube of the present utility model, comprise the pull bar of Venturi tube body, cone, connection cone and the cone drive unit that drives cone by pull bar, be characterized in, also comprise the cone supporting component, the cone supporting component is supporting cone in the Venturi tube body, but so that this circumferential weld Venturi tube horizontal positioned or horizontal tilt placement relatively.
Described circumferential weld Venturi tube, its further characteristics are, the cone supporting component comprises a plurality of supporting ribs and the linear slide bearing that radially extends to the center from the inwall of Venturi tube body, these a plurality of supporting ribs evenly distribute at circumferencial direction, the end of these a plurality of supporting ribs is positioned on the same ring, cone is passed this ring, and this linear slide bearing is set between the end of cone and these a plurality of supporting ribs, a plurality of supporting ribs of this of cone supporting component be arranged to evenly the to distribute structure of air-flow.
Described circumferential weld Venturi tube, its further characteristics are, also comprise the pull bar supporting component, this pull bar supporting component comprises a plurality of supporting ribs and the linear slide bearing that radially extends to the center from the inwall of Venturi tube body, these a plurality of supporting ribs evenly distribute at circumferencial direction, the end of these a plurality of supporting ribs is positioned on the same ring, pull bar passes this ring, and this linear slide bearing is set between the end of pull bar and these a plurality of supporting ribs, and a plurality of supporting ribs of this of pull bar supporting component are arranged to the structure of eddy flow dehydration.
Described circumferential weld Venturi tube, its further characteristics be, pull bar extends and stretches out from an end of Venturi tube body or stretch out after the expansion segment of Venturi tube body is folded to by a steering mechanism from this cone.
Described circumferential weld Venturi tube, its further characteristics are that the cone drive unit is Electrohydraulic push rod or the hydraulic servo drive unit that disposes displacement transducer.
Described circumferential weld Venturi tube, its further characteristics be, also comprises the nozzle of two-way spraying, and the arrangement of nozzle on the Venturi tube body is the air inlet center line bidirectional arrangements along the Venturi tube body.
Described circumferential weld Venturi tube, its further characteristics be, also comprises the nozzle of unidirectional spraying, and when adopting the nozzle of two-way spraying, the arrangement of nozzle on the Venturi tube body is to spray to the cone direction along the air inlet center line of Venturi tube body.
Described circumferential weld Venturi tube, its further characteristics are, thereby the aditus laryngis section that also comprises the position adjustments Venturi tube body by adjustment cone is regulated the closed-loop control system of the pressure differential at Venturi tube body two ends, and the anemobiagraph that is arranged on the aditus laryngis of Venturi tube body, this anemobiagraph is used for the wind speed by aditus laryngis is measured, and described drive unit is according to the position of this wind speed adjustment cone.
The utility model also relates to a kind of once dust collection of converter system, comprises the circumferential weld Venturi tube, be characterized in, this circumferential weld Venturi tube horizontal positioned or relatively horizontal tilt place.
Owing to adopt the aforementioned techniques scheme, the utlity model has following advantage:
1. on-the-spot installation and maintenance of equipment are convenient;
2. SR can reduce the 1000-3000 handkerchief, and favourable being used in reduced dust emission concentration under the identical rotation speed of fan; Or rotation speed of fan can suitably be reduced and energy-conservation;
3. because elbow reduces and the cone horizontal positioned, can significantly reduce maintenance load and cost;
Description of drawings
Fig. 1 is the structural representation of first embodiment of circumferential weld Venturi tube of the present utility model.
Fig. 2 is the structural representation of second embodiment of circumferential weld Venturi tube of the present utility model.
Fig. 3 is the cutaway view along A-A line among Fig. 1 or Fig. 2, and it has shown the structure of cone (top body) supporting component of circumferential weld Venturi tube of the present utility model.
Fig. 4 is the cutaway view along B-B line among Fig. 1 or Fig. 2, and it has shown the structure of the pull bar supporting component of circumferential weld Venturi tube of the present utility model.
Fig. 5 is the system architecture schematic diagram of once dust collection of converter of the present utility model system.
The specific embodiment
As shown in Figure 1, the Venturi tube body is made of horizontal segment 2, contraction section 3, aditus laryngis 4, expansion segment 5, and horizontal segment 2 is provided with the nozzle 1 of two-way spraying, and the arrangement of nozzle on the Venturi tube body is the air inlet center line bidirectional arrangements along civilian horizontal segment 2.Nozzle 1 also can be the nozzle of unidirectional spraying, and this moment, nozzle was sprayed to cone (top body or heavy top) 12 directions along the air inlet center line of horizontal segment 2.Cone 12 is supported in the Venturi tube body by the cone supporting component, the cone supporting component is made of cone supporting construction 9 and linear slide bearing 14, as shown in Figure 3, cone supporting construction 9 is a plurality of ribs 90 that the inwall from the horizontal segment 2 of Venturi tube body radially extends to the center, these supporting ribs 90 evenly distribute at circumferencial direction, and their end is positioned on the same ring, and cone 12 is passed this ring, and between the end of cone 12 and these a plurality of supporting ribs 90 linear slide bearing 14 is set.The setting of supporting rib 90 can be beneficial to passing through of air-flow, on the contrary, and these a plurality of supporting ribs can also be arranged to evenly to distribute structure of air-flow.
The pull bar supporting component is identical with cone supporting component structure, also is made of pull bar supporting construction 11 and linear slide bearing 15.As shown in Figure 4, pull bar supporting construction 11 is a plurality of ribs 110 that the inwall from the expansion segment 5 of Venturi tube body radially extends to the center, these supporting ribs 110 evenly distribute at circumferencial direction, and their end is positioned on the same ring, pull bar 6 passes this ring, and between the end of pull bar 6 and these a plurality of supporting ribs 110 linear slide bearing 15 is set.The setting of supporting rib 110 can be beneficial to passing through of air-flow, and on the contrary, these a plurality of supporting ribs 110 can also be arranged to the structure of eddy flow dehydration.
Continuation is with reference to Fig. 1, and pull bar 6 extends and stretches out from an end of expansion segment 5 from cone 12, is connected with drive unit 7 at last.
In horizontal segment 2, also be provided with pressure differential pressure transmitter 13, also be provided with anemobiagraph 10 (perhaps being arranged on aditus laryngis 4) at contraction section 3, thereby by constituting the closed-loop control system that an aditus laryngis section by the position adjustments Venturi tube body of adjustment cone is regulated the pressure differential at Venturi tube body two ends at pressure differential pressure transmitter 13, cone 12, pull bar 6 and drive unit 7.In addition, can also utilize anemobiagraph to be used for the wind speed by aditus laryngis is monitored, described drive unit is according to the position of this wind speed adjustment cone.These two kinds of control modes can adopt a kind of foundation as control and regulation, and are another kind of as detecting foundation, and the reliability of system is provided.Occur losing efficacy and when causing deviation is arranged, can in time pinpoint the problems and correct as a kind of equipment, it is up to standard or influence gas quality to avoid producing discharging.
Fig. 2 has shown another embodiment of circumferential weld Venturi tube.With embodiment illustrated in fig. 1 different be that pull bar 6 extends from cone 12, stretches out via the mid portion from expansion segment 5 behind the 7-1 of steering mechanism then.The 7-1 of steering mechanism for example is a turbine and worm mechanism.
In the aforementioned embodiment, drive unit 7 can be Electrohydraulic push rod or the hydraulic servo drive unit that disposes displacement transducer.
Fig. 5 shows the system architecture schematic diagram of once dust collection of converter of the present utility model system, circumferential weld Venturi tube 100 horizontal positioned, and as can be seen, the elbow of system reduces, and cone can not occur because the obscission that the gravity effect causes owing to be supported in the Venturi tube.Certainly circumferential weld Venturi tube 100 relatively till the level inclination certain angle place.
Claims (8)
1. circumferential weld Venturi tube, comprise the pull bar of Venturi tube body, cone, connection cone and the cone drive unit that drives cone by pull bar, it is characterized in that, also comprise the cone supporting component, the cone supporting component is supporting cone in the Venturi tube body, but so that this circumferential weld Venturi tube horizontal positioned or horizontal tilt placement relatively.
2. circumferential weld Venturi tube as claimed in claim 1, it is characterized in that, the cone supporting component comprises a plurality of supporting ribs and the linear slide bearing that radially extends to the center from the inwall of Venturi tube body, these a plurality of supporting ribs evenly distribute at circumferencial direction, the end of these a plurality of supporting ribs is positioned on the same ring, cone is passed this ring, and this linear slide bearing is set, a plurality of supporting ribs of this of cone supporting component be arranged to evenly the to distribute structure of air-flow between the end of cone and these a plurality of supporting ribs.
3. circumferential weld Venturi tube as claimed in claim 1, it is characterized in that, also comprise the pull bar supporting component, this pull bar supporting component comprises a plurality of supporting ribs and the linear slide bearing that radially extends to the center from the inwall of Venturi tube body, these a plurality of supporting ribs evenly distribute at circumferencial direction, the end of these a plurality of supporting ribs is positioned on the same ring, pull bar passes this ring, and this linear slide bearing is set between the end of pull bar and these a plurality of supporting ribs, and a plurality of supporting ribs of this of pull bar supporting component are arranged to the structure of eddy flow dehydration.
4. circumferential weld Venturi tube as claimed in claim 1 is characterized in that, pull bar extends and stretches out from an end of Venturi tube body or stretch out after the expansion segment of Venturi tube body is folded to by a steering mechanism from this cone.
5. circumferential weld Venturi tube as claimed in claim 1 is characterized in that, the cone drive unit is Electrohydraulic push rod or the hydraulic servo drive unit that disposes displacement transducer.
6. circumferential weld Venturi tube as claimed in claim 1 is characterized in that, also comprises the nozzle of two-way spraying, and the arrangement of nozzle on the Venturi tube body is the air inlet center line bidirectional arrangements along the Venturi tube body.
7. circumferential weld Venturi tube as claimed in claim 1 is characterized in that, also comprises the nozzle of unidirectional spraying, and when adopting the nozzle of two-way spraying, the arrangement of nozzle on the Venturi tube body is to spray to the cone direction along the air inlet center line of Venturi tube body.
8. circumferential weld Venturi tube as claimed in claim 1, it is characterized in that, thereby the aditus laryngis section that also comprises the position adjustments Venturi tube body by adjustment cone is regulated the closed-loop control system of the pressure differential at Venturi tube body two ends, and the anemobiagraph that is arranged on the aditus laryngis of Venturi tube body, this anemobiagraph is used for the wind speed by aditus laryngis is measured, and described drive unit is according to the position of this wind speed adjustment cone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202083713U CN201505496U (en) | 2009-08-25 | 2009-08-25 | Circular seam Venturi tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202083713U CN201505496U (en) | 2009-08-25 | 2009-08-25 | Circular seam Venturi tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201505496U true CN201505496U (en) | 2010-06-16 |
Family
ID=42466631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202083713U Expired - Lifetime CN201505496U (en) | 2009-08-25 | 2009-08-25 | Circular seam Venturi tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201505496U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102580437A (en) * | 2012-02-21 | 2012-07-18 | 中冶华天工程技术有限公司 | Converter primary flue gas dual-tower purification method and converter primary flue gas purification tower |
-
2009
- 2009-08-25 CN CN2009202083713U patent/CN201505496U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102580437A (en) * | 2012-02-21 | 2012-07-18 | 中冶华天工程技术有限公司 | Converter primary flue gas dual-tower purification method and converter primary flue gas purification tower |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102294334B (en) | Dredging device suitable for circular pipe with any inclination angle | |
| CN202176459U (en) | Suspension-type horizontal axis wind turbine with buoyancy overcoming gravity and elasticity | |
| CN103038422A (en) | Wave energy extraction system using an oscillating water column attached to the columns of an offshore platform | |
| CN107559123A (en) | A kind of portable conduction pipe TRT | |
| CN113851974A (en) | Compact fixed separated type environment-controlled power distribution cabinet for subway power supply | |
| CN201505496U (en) | Circular seam Venturi tube | |
| WO2010080574A2 (en) | Wind turbine | |
| CN204851524U (en) | Vibrate float -type wave energy power generation facility | |
| CN103147769A (en) | Spiral frequency conversion wet spraying machine and discharging method thereof | |
| CN103569328B (en) | The platform of antidumping | |
| CN102091552A (en) | Low-speed flow stirring propeller | |
| CN105545602B (en) | Leading edge adds the vertical axis windmill of rotating cylindrical | |
| CN101209389A (en) | Turbulent flow tower high-efficiency dust remover for industry | |
| CN111895805B (en) | Cooling tower system based on automatic water replenishing and efficient water receiving technology | |
| CN101574603B (en) | Floating washing apparatus | |
| CN105040783A (en) | Sewage pipe intelligent anti-blocking device | |
| CN102954014B (en) | Industrial dedusting special large-scale vertical direct connection umbrella stream centrifugal blower | |
| CN110318939B (en) | Wind gathering device for wind power gathering power generation | |
| CN208975415U (en) | A kind of building civil engineering tower crane environmental protection type sprinkling device for reducing dust | |
| CN209892166U (en) | Spiral flow drainage gas production device for natural gas exploitation | |
| CN208966469U (en) | A kind of axial flow hydraulic turbine | |
| CN202911948U (en) | Flow diversion drive mechanism for duct lift fan | |
| CN109162859A (en) | It is a kind of can stabilized (steady-state) speed the hydraulic turbine | |
| CN104612881A (en) | Horizontal hydro-generator and generator unit | |
| CN216013336U (en) | Sewage detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100616 |
|
| CX01 | Expiry of patent term |