CN206919941U - A kind of wear-resisting wind speed flowmeter of adjustable blowing and sweeping type - Google Patents
A kind of wear-resisting wind speed flowmeter of adjustable blowing and sweeping type Download PDFInfo
- Publication number
- CN206919941U CN206919941U CN201720652905.6U CN201720652905U CN206919941U CN 206919941 U CN206919941 U CN 206919941U CN 201720652905 U CN201720652905 U CN 201720652905U CN 206919941 U CN206919941 U CN 206919941U
- Authority
- CN
- China
- Prior art keywords
- intubation
- static pressure
- flange plate
- total head
- wind speed
- 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
- 238000007664 blowing Methods 0.000 title claims abstract description 14
- 238000010408 sweeping Methods 0.000 title claims abstract description 14
- 238000002627 tracheal intubation Methods 0.000 claims abstract description 61
- 230000003068 static effect Effects 0.000 claims abstract description 30
- 238000007789 sealing Methods 0.000 claims description 5
- 238000005524 ceramic coating Methods 0.000 claims description 3
- 238000000605 extraction Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Measuring Volume Flow (AREA)
Abstract
The utility model provides a kind of wear-resisting wind speed flowmeter of adjustable blowing and sweeping type, including flange plate, total head intubation and static pressure intubation are vertically installed with the middle part of flange plate, total head is intubated to be fixedly connected with the bottom of static pressure intubation by connecting rod, the upper surface of connecting rod is provided with screw rod, the top of screw rod is threadedly coupled through flange plate and with flange plate, and screw rod upper end is provided with runner, total head intubation and static pressure intubation and the junction of flange plate is provided with seal；The upper end of total head intubation is provided with malleation blow valve port, the outside of total head intubation is tiltedly installed with malleation fairlead, the upper end of static pressure intubation is provided with negative pressure blow valve port, and the outside of static pressure intubation is tiltedly installed with negative pressure fairlead, and the lower end of static pressure intubation is arranged to inclined-plane opening；Flange plate is fixedly connected with the flange connecting pipe being preset on pipeline by fastener.The wear-resisting wind speed flowmeter of adjustable blowing and sweeping type provided by the utility model, the intubation amount of stretching into can adjust, and versatile, cost is low.
Description
Technical field
It the utility model is related to a kind of wind speed flowmeter, more particularly to a kind of blowing and sweeping type of the adjustable intubation amount of stretching into is wear-resisting
Wind speed flowmeter.
Background technology
In iron-smelter, the caliber of the hot-blast stove entrance cold wind of Large Copacity, purified gas and combustion air is typically above
1200mm, but caliber exceedes 1200mm throttling arrangement, it is domestic at present, external not set up standard, the life of general throttling arrangement
Production producer can not be demarcated and be verified.Because changes in flow rate scope is big, medium is stressed and temperature has a great influence, low pressure,
Worked under slow flow state, it is desirable to which permanent pressure loss is small, is difficult to realize using general throttling arrangement.In addition, flow measurement
Straight length is 10D before device typically requires, rear straight length is 5D, causes cost to increase.To solve these problems, some domestic enterprises
The product of industry Introduced From Abroad, is not only involved great expense, and because process conditions limit, and the various reasons such as moisture content is more in medium are still deposited
Measuring the problem of being forbidden or can not being measured.
For the problem present on, technology newest at present is anti-blocking resistant wear wind speed flowmeter, and the flowmeter has stream
Hinder the characteristics of small, low in energy consumption, precision is high.But the intubation amount of stretching into of the flowmeter is fixed, to be set for different calibers
Various sizes of flowmeter is counted, production cost is high.
Utility model content
The technical problems to be solved in the utility model is to overcome the defects of existing, there is provided a kind of adjustable blowing and sweeping type is wear-resisting
Wind speed flowmeter, versatile, cost is low.
In order to solve the above-mentioned technical problem, the utility model provides following technical scheme：
A kind of wear-resisting wind speed flowmeter of adjustable blowing and sweeping type, including flange plate, the middle part of the flange plate are vertical
Total head intubation and static pressure intubation are provided with, the total head intubation is fixedly connected with the bottom of static pressure intubation by connecting rod, described
The upper surface of connecting rod is provided with screw rod, and the top of the screw rod connects through the flange plate and with the flange plate screw thread
Connect, the screw rod upper end is provided with runner, and the total head intubation and static pressure intubation and the junction of the flange plate are respectively provided with
There is seal；The upper end of the total head intubation is provided with malleation blow valve port, and the outside of the total head intubation is tiltedly installed with malleation
Fairlead, the upper end of the static pressure intubation are provided with negative pressure blow valve port, and the outside of the static pressure intubation is tiltedly installed with negative pressure and drawn
Outlet pipe, the lower end of the static pressure intubation are arranged to inclined-plane opening；The flange plate leads to the flange connecting pipe being preset on pipeline
Fastener is crossed to be fixedly connected.
Further, the inside of the total head intubation and static pressure intubation is provided with deashing rod.
Further, it is provided with sealing gasket between the flange plate and the flange connecting pipe.
Further, the lower end outside face of the total head intubation and static pressure intubation is provided with ceramic coating.
A kind of adjustable wear-resisting wind speed flowmeter of blowing and sweeping type of the utility model, the intubation amount of stretching into can adjust, versatile,
Cost is low.
Brief description of the drawings
Accompanying drawing is used for providing further understanding to of the present utility model, and a part for constitution instruction, with this practicality
New embodiment is used to explain the utility model together, does not form to limitation of the present utility model.In the accompanying drawings：
Fig. 1 is structural representation of the present utility model.
Embodiment
Preferred embodiment of the present utility model is illustrated below in conjunction with accompanying drawing, it will be appreciated that described herein excellent
Select embodiment to be merely to illustrate and explain the utility model, be not used to limit the utility model.
As shown in figure 1, a kind of wear-resisting wind speed flowmeter of adjustable blowing and sweeping type, including flange plate 1, flange plate 1
Middle part is vertically installed with total head intubation 2 and static pressure intubation 3, and the bottom that total head intubation 2 and static pressure are intubated 3 is fixed by connecting rod 4
Connection, the upper surface of connecting rod 4 are provided with screw rod 5, and the top of screw rod 5 connects through flange plate 1 and with the screw thread of flange plate 1
Connect, the upper end of screw rod 5 is provided with runner 6, and total head intubation 2 and the place of being slidably connected of static pressure intubation 3 and flange plate 1 are provided with close
Sealing；The upper end of total head intubation 2 is provided with malleation blow valve port 7, and the outside of total head intubation 2 is tiltedly installed with malleation fairlead 8, quiet
The upper end of pressure intubation 3 is provided with negative pressure blow valve port 9, and the outside of static pressure intubation 3 is tiltedly installed with negative pressure fairlead 10, static pressure intubation
3 lower end is arranged to inclined-plane opening；Flange plate 1 and the flange connecting pipe 11 being preset on pipeline are fixed by fastener 12 and connected
Connect.
By controlling runner to rotate screw rod, the lifting of connecting rod is realized, and then realizes total head intubation and static pressure intubation
Synchronization lifting, insertion of both regulations in pipeline.
The inside of total head intubation 2 and static pressure intubation 3 is provided with deashing rod 13, and deashing rod carries out nothing under the impact of air-flow
Rule is swung, and stopping state can be avoided by rapping.
Sealing gasket 14 is provided between flange plate 1 and flange connecting pipe 11, ensures the overall sealing of device.
The lower end outside face of total head intubation 2 and static pressure intubation 3 is provided with ceramic coating, and wear-resistant and corrosion resistance is good.
The characteristics of the utility model is：
(1) flow resistance is small, low in energy consumption, and under the same conditions, its fluid resistance is only about the 15% of standard Venturi tube, standard
The 6% of nozzle, the 3% of standard orifice plate, substantially increase the service efficiency of system.
(2) system reliability is high, pressure difference is big, stability is good, has smooth differential pressure characteristics in big load range,
Hardly use maintaining.
(3) scope of application is wide, and according to use condition and user's request, its physical dimension can carry out stepless change, greatly can may be used
It is small, it is easily installed.
(4) precision is high, and range ratio is wide, generally 1.5 grades, measurement rate of flow of fluid be 3m/s-130m/s together with device including
The requirement of straight length overall length be only 1.6 times of air channel diameter.Under the conditions of some are specific, straight length can also taper to a 1D left sides
It is right.
(5) it is applied to circular and rectangular duct section form, manufacture nominal diameter has wear-resistant up to DN5000mm
With anticorrosive function.
A kind of adjustable wear-resisting wind speed flowmeter of blowing and sweeping type of the utility model, the intubation amount of stretching into can adjust, versatile,
Cost is low.
Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it can still modify to the technical scheme described in foregoing embodiments, or to which part technical characteristic
Carry out equivalent substitution.All any modification, equivalent substitution and improvements within the spirit and principles of the utility model, made etc.,
It should be included within the scope of protection of the utility model.
Claims (4)
- A kind of 1. wear-resisting wind speed flowmeter of adjustable blowing and sweeping type, it is characterised in that：Including flange plate, the flange plate Middle part is vertically installed with total head intubation and static pressure intubation, and the bottom of the total head intubation and static pressure intubation is fixed by connecting rod to be connected Connect, the upper surface of the connecting rod is provided with screw rod, the top of the screw rod through the flange plate and with the blind flange Plate is threadedly coupled, and the screw rod upper end is provided with runner, the total head intubation and static pressure intubation and the connection of the flange plate Place is provided with seal；The upper end of the total head intubation is provided with malleation blow valve port, and the outside of the total head intubation is tiltedly installed with malleation extraction Pipe, the upper end of the static pressure intubation are provided with negative pressure blow valve port, and the outside of the static pressure intubation is tiltedly installed with negative pressure fairlead, The lower end of the static pressure intubation is arranged to inclined-plane opening；The flange plate is fixedly connected with the flange connecting pipe being preset on pipeline by fastener.
- A kind of 2. adjustable wear-resisting wind speed flowmeter of blowing and sweeping type according to claim 1, it is characterised in that：The total head The inside of intubation and static pressure intubation is provided with deashing rod.
- A kind of 3. adjustable wear-resisting wind speed flowmeter of blowing and sweeping type according to claim 1, it is characterised in that：The flange Sealing gasket is provided between cover plate and the flange connecting pipe.
- A kind of 4. adjustable wear-resisting wind speed flowmeter of blowing and sweeping type according to claim 1, it is characterised in that：The total head The lower end outside face of intubation and static pressure intubation is provided with ceramic coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720652905.6U CN206919941U (en) | 2017-06-06 | 2017-06-06 | A kind of wear-resisting wind speed flowmeter of adjustable blowing and sweeping type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720652905.6U CN206919941U (en) | 2017-06-06 | 2017-06-06 | A kind of wear-resisting wind speed flowmeter of adjustable blowing and sweeping type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206919941U true CN206919941U (en) | 2018-01-23 |
Family
ID=61314242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720652905.6U Expired - Fee Related CN206919941U (en) | 2017-06-06 | 2017-06-06 | A kind of wear-resisting wind speed flowmeter of adjustable blowing and sweeping type |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206919941U (en) |
-
2017
- 2017-06-06 CN CN201720652905.6U patent/CN206919941U/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: 20180123 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |