CN208320440U - A kind of novel guide venturi tube structure - Google Patents
A kind of novel guide venturi tube structure Download PDFInfo
- Publication number
- CN208320440U CN208320440U CN201820354903.3U CN201820354903U CN208320440U CN 208320440 U CN208320440 U CN 208320440U CN 201820354903 U CN201820354903 U CN 201820354903U CN 208320440 U CN208320440 U CN 208320440U
- Authority
- CN
- China
- Prior art keywords
- baffle
- venturi tube
- pipeline section
- tube structure
- novel guide
- 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 - Fee Related
Links
- 238000009792 diffusion process Methods 0.000 claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000007921 spray Substances 0.000 claims abstract description 6
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 claims description 5
- 239000012530 fluid Substances 0.000 claims description 4
- 230000007480 spreading Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 11
- 230000000903 blocking effect Effects 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 9
- 230000003009 desulfurizing effect Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Abstract
The utility model provides a kind of novel guide venturi tube structure, including tapered pipeline section, trunnion section and the diffusion pipeline section being sequentially communicated, liftable baffle is provided in diffusion pipeline section, the top of baffle is equipped with spray equipment, the gusset positioned at baffle two sides is equipped in diffusion pipeline section.Water conservancy diversion venturi tube structure provided by the utility model realizes the effect for adjusting the opening size of Venturi tube, improves Venturi effect pipe adjustable range by liftably adjusting the baffle being arranged in diffusion pipeline section；The gusset positioned at baffle two sides is provided on diffusion pipeline section inner tubal wall face, gusset is for preventing air-flow current the case where blocking.
Description
Technical field
The utility model relates to machine automatization control technology fields more particularly to one kind can automatic/hand adjusting venturi
The novel guide venturi tube structure in pipe water conservancy diversion direction and aperture control.
Background technique
Venturi tube (Venturi Throat) can be used as the instrument of measurement flow velocity；It is cold also to be used as efficient gas
But, purification or absorption equipment.Venturi tube is divided into concealed Venturi pipe and plug-in type Venturi tube by structure.Venturi tube exists
Combustion air, cold wind, gas measurement (blast furnace gas, coke-stove gas, coal gas of converter) and the boiler of steam power plant of steel plant's hot-blast stove
First air, Secondary Air Large Diameter Pipeline, low flow velocity pipeline meter play effect well in measuring.
Since the air pressure change of Venturi tube acts on, can be widely applied in gas mixing design scheme.But due to
Fixed design can not meet adjustable the needs of optimizing.At present both at home and abroad widely using simple opening and closing scheme come into
Row aperture regulation can not be optimal the demand of design, meanwhile, also create additional design pressure.
It is therefore desirable to improve for the design of existing Venturi tube to its water conservancy diversion direction and aperture control.
Utility model content
In order to solve the above problem, the utility model provides a kind of novel guide venturi tube structure, by adjusting
Baffle is liftably provided in structure, by baffle control by the flow cross-sectional product size of diffuser to realize control
Venturi tube opening size processed.
The utility model is achieved through the following technical solutions: a kind of novel guide venturi tube structure, including for mainstream
The mainstream Venturi tube that fluid flows through, the mainstream Venturi tube include the tapered pipeline section being sequentially communicated, trunnion section and diffuser
Section, baffle is provided in the diffusion pipeline section, the baffle passes through regulating mechanism and adjusts lifting, the top of the baffle
Equipped with spray equipment, it is described diffusion pipeline section in be equipped with positioned at baffle two sides gusset, the gusset for prevent baffle with
It spreads and is closed completely between the inner wall of pipeline section.
Specifically, the regulating mechanism includes bracket, gear, rack gear and rotating electric machine, and the rack gear connects baffle, institute
Rotating electric machine is stated by bracket axial direction connection gear, rotating electric machine axially rotates, and band moving gear rotates, and wheel and rack is mutually stung
Crossed belt moves baffle lifting moving.
Preferably, the tail portion of the rotating electric machine axially connects manual rocking handle.
Specifically, there is an angle between the gusset and the outside wall surface of baffle.Wherein, the angular range of the angle
It is 5 ° -25 °.
Preferably, the water conservancy diversion external surface is provided with diversion trench, reduces turbulent flow for water conservancy diversion flowing gas.
Preferably, the cross-sectional shape of the trunnion section of the mainstream Venturi tube is circle.
The beneficial effects of the utility model are as follows:
1, baffle is liftably provided in diffusion pipeline section by regulating device, by described in lifting baffle adjusting
The cross-sectional area size that diffusion pipeline section air-flow passes through, realizes the effect for adjusting the opening size of Venturi tube, improves venturi effect
Should pipe adjustable range, and reduce mobility kinetic equation loss；
2, it spreads and is provided with the gusset positioned at baffle two sides on pipeline section inner tubal wall face, the gusset is for preventing baffle
It is closed completely between baffle and diffusion pipeline section tube wall during lifting moving, prevents current the case where the blocking hair of air-flow
It is raw；
3, it can be widely applied to desulfurizing tower of electric power plant, system overall operation efficiency is improved in the fields such as ship desulfurizing tower.
Detailed description of the invention
With reference to the accompanying drawing, by the way that specific embodiment of the present utility model is described in detail, the utility model will be made
Technical solution and other beneficial effects are apparent.
Fig. 1 is the structural schematic diagram of novel guide venturi tube structure provided by the embodiment of the utility model.
Main element symbol description:
110, tapered pipeline section；120, trunnion section；130, pipeline section is spread；210a, manual rocking handle；210b, rotating electric machine；220,
Spray equipment；230, bracket；240, gear；250, rack gear；260, baffle；270, gusset.
Specific embodiment
Further to illustrate technology hand pipeline section and its effect that the utility model is taken, below in conjunction with the utility model
Preferred embodiment and its attached drawing be described in detail.It should be understood that technical solution discussed below be only it is explanatory, not
For limiting the protection scope of the utility model.
Referring to FIG. 1, showing a kind of novel guide venturi tube structure comprising the mainstream text flowed through for mainstream fluid
Venturi, the mainstream Venturi tube includes the tapered pipeline section 110 being sequentially communicated, trunnion section 120 and spreads pipeline section 130, described
The baffle 260 that lifting can be adjusted by adjustment structure is provided in diffusion pipeline section 130, the top of the baffle 260 is equipped with
Spray equipment 220, the interior gusset 270 being equipped with positioned at 260 two sides of baffle of diffusion pipeline section 130, the gusset 270 is for preventing
It is only closed completely between baffle 260 and the inner wall for spreading pipeline section 130, the turbulence effect of gas can be reduced, and make to flow
Gas out forms whirlpool, greatly improves the effect merged with liquid.
Specifically, the water flow and air flow contacts of the spray equipment 220 absorbs the acidic components in air-flow, makes in flue gas
SO2Heat exchange dust granule is reacted and is adsorbed well, and efficient desulfurization and dedusting effect is played.
Specifically, the regulating mechanism includes bracket 230, gear 240, rack gear 250 and rotating electric machine 210b, the rack gear
250 connection baffles 260, for the rotating electric machine 210b by the axial connection gear 240 of bracket 230, rotating electric machine 210b is axial
Rotation, band moving gear 240 rotate, and gear 240 and rack gear 250 are mutually twisted and drive 260 lifting moving of baffle.
Preferably, axially one manual rocking handle 210a of connection, when use, can pass through for the tail portion of the rotating electric machine 210b
Rotating electric machine 210b drives baffle 260 to move up and down can also drive baffle 260 to move up and down by manual rocking handle 210a,
Realize convenient, flexible operation.
Specifically, there is an angle between the gusset 270 and the outside wall surface of baffle 260.For preventing baffle 260
When rising to certain altitude, being bonded completely between the outside wall surface and the inner wall of diffusion pipeline section 130 of baffle 260 causes air-flow logical
Row obstruction.Specifically, the gusset 270 is fixed on the inner wall of diffuser.Preferably, the angular range of the angle is
5 ° -25 °, the most aperture regulation setting of the current cross-sectional area of air-flow is not influenced.Preferably, 260 outer surface of baffle is set
It is equipped with diversion trench, for water conservancy diversion flowing gas and reduces turbulent flow.
Preferably, the cross section (i.e. the section vertical with plane shown by view) of the mainstream Venturi throat section 120
Shape is circle, to be further reduced turbulent phenomenon
The beneficial effects of the utility model are as follows:
1, the baffle 260 in diffusion pipeline section 130 is liftably controlled by regulating device, thus adjusts the diffuser
The cross-sectional area size that 130 air-flows of section pass through, realizes the effect for adjusting the opening size of Venturi tube, improves Venturi effect pipe
Adjustable range, and reduce mobility kinetic equation loss；
2, it spreads and is provided with the gusset 270 positioned at 260 two sides of baffle on 130 inner tube wall surface of pipeline section, the gusset 270 is used
Complete tube wall between baffle 260 and diffusion 130 tube wall of pipeline section, prevents during preventing 260 lifting moving of baffle
Air-flow passes through the case where blocking.
3, Venturi pipe structure provided by the utility model can be widely applied to desulfurizing tower of electric power plant, ship desulfurizing tower etc.
System overall operation efficiency is improved in field.
The above, for those of ordinary skill in the art, can with technical solution according to the present utility model and
Technical concept makes other various corresponding changes and modifications, and all these change and modification all should belong to the utility model power
The protection scope that benefit requires.
Claims (7)
1. a kind of novel guide venturi tube structure, including the mainstream Venturi tube flowed through for mainstream fluid, mainstream text mound
In pipe include be sequentially communicated tapered pipeline section, trunnion section and diffusion pipeline section, which is characterized in that be provided with and lead in the diffusion pipeline section
Fluid, the baffle are adjusted by regulating mechanism and are gone up and down, and the top of the baffle is equipped with spray equipment, the diffusion pipeline section
The interior gusset being equipped with positioned at baffle two sides, the gusset are used to prevent from closing completely between baffle and the inner wall for spreading pipeline section
It closes.
2. novel guide venturi tube structure according to claim 1, which is characterized in that the regulating mechanism includes branch
Frame, gear, rack gear and rotating electric machine, the rack gear connect baffle, and the rotating electric machine axially connects the tooth by bracket
Wheel, rotating electric machine axially rotate, and band moving gear rotates, and wheel and rack, which is mutually twisted, drives baffle lifting moving.
3. novel guide venturi tube structure according to claim 2, which is characterized in that the tail portion axis of the rotating electric machine
To connecting a manual rocking handle.
4. novel guide venturi tube structure according to claim 1, which is characterized in that the gusset and baffle it is outer
There is an angle between wall surface.
5. novel guide venturi tube structure according to claim 4, which is characterized in that the angular range of the angle is
5°-25°。
6. novel guide venturi tube structure according to claim 1, which is characterized in that the water conservancy diversion external surface setting
There is diversion trench, reduces turbulent flow for water conservancy diversion flowing gas.
7. novel guide venturi tube structure according to claim 1, which is characterized in that the mainstream Venturi throat section
Cross-sectional shape be circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820354903.3U CN208320440U (en) | 2018-03-15 | 2018-03-15 | A kind of novel guide venturi tube structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820354903.3U CN208320440U (en) | 2018-03-15 | 2018-03-15 | A kind of novel guide venturi tube structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208320440U true CN208320440U (en) | 2019-01-04 |
Family
ID=64783280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820354903.3U Expired - Fee Related CN208320440U (en) | 2018-03-15 | 2018-03-15 | A kind of novel guide venturi tube structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208320440U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111750939A (en) * | 2020-06-17 | 2020-10-09 | 江阴市节流装置厂有限公司 | Throat-adjustable Venturi tube for current limiting test |
-
2018
- 2018-03-15 CN CN201820354903.3U patent/CN208320440U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111750939A (en) * | 2020-06-17 | 2020-10-09 | 江阴市节流装置厂有限公司 | Throat-adjustable Venturi tube for current limiting test |
| CN111750939B (en) * | 2020-06-17 | 2022-06-28 | 江阴市节流装置厂有限公司 | Throat diameter adjustable venturi tube for current limiting test |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 201306 building C, No. 888, Huanhu West 2nd Road, Lingang New District, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai Patentee after: Shanghai Huajing Zhiyun Marine Technology Co.,Ltd. Address before: 201306 room 413, No. 399, Haiyang 1st Road, Pudong New Area, Shanghai Patentee before: SHANGHAI GMPE ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |
|
| 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: 20190104 |