CN207335798U - A kind of wing multipoint stream gauge of lift - Google Patents
A kind of wing multipoint stream gauge of lift Download PDFInfo
- Publication number
- CN207335798U CN207335798U CN201721165491.0U CN201721165491U CN207335798U CN 207335798 U CN207335798 U CN 207335798U CN 201721165491 U CN201721165491 U CN 201721165491U CN 207335798 U CN207335798 U CN 207335798U
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- positive pressure
- sampling
- point assembly
- upper plate
- point
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Abstract
The utility model provides a kind of wing multipoint stream gauge of lift, including casing and connecting plate, positive pressure sampling point assembly, sampling below atmospheric pressure point assembly and the auxiliary bar of connection are provided between the upper plate and connecting plate of casing, auxiliary bar is connected to be fixedly connected with sampling below atmospheric pressure point assembly by connecting rod, the upper surface of connecting rod is provided with screw rod, the top of screw rod is threadedly coupled through upper plate and with upper plate, and positive pressure samples point assembly, sampling below atmospheric pressure point assembly, the auxiliary bar of connection and upper plate is slidably connected and junction is both provided with seal；The both sides of positive pressure sampling point assembly have been respectively communicated with positive pressure trunnion, the other end of positive pressure trunnion is communicated with positive pressure pipe, the both ends of positive pressure pipe have positive pressure sample point, and the both sides of sampling below atmospheric pressure point assembly have been respectively communicated with negative pressure trunnion, and the other end of negative pressure trunnion has negative pressure taking sampling point.The wing multipoint stream gauge of lift provided by the utility model, can realize the lifting of sampling main body, low suitable for the pipeline of a variety of different bores, use cost.
Description
Technical field
The utility model is related to a kind of flowmeter, more particularly to it is a kind of can adjust flowmeter position lift it is wing more
Point flowmeter.
Background technology
Flue gas flow measuring device used in state's electricity thermal power plant has many kinds, wherein cigarette before and after Denitration in Boiler at present
Road, coal pipe, the air passage containing high dust due to be measured pipeline ash quantity it is big or containing a large amount of coal dusts, temperature is high, wear-resisting difference, make
Used time, all there are the problem of following aspect：Stifled ash plugging is serious, influences device normal use；Data inaccuracy influence system is thrown
Automatically.
For the above situation, the flow used at present is calculated as wing multipoint stream gauge, and anti-blocking performance is extremely strong, but wing more
The shortcomings that point flowmeter, is that sampling body position fixes, and is not suitable for the pipeline of a variety of different bores, and use 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 wing multi-point flux of lift
Meter is low suitable for the pipeline of a variety of different bores, use cost.
In order to solve the above-mentioned technical problem, the utility model provides following technical solution：
A kind of wing multipoint stream gauge of lift, including casing and connecting plate, the upper plate of described sleeve pipe and the connecting plate
Between be provided with positive pressure sampling point assembly, sampling below atmospheric pressure point assembly and the auxiliary bar of connection, the auxiliary bar of connection passes through connecting rod and institute
State sampling below atmospheric pressure point assembly to be fixedly connected, the upper surface of the connecting rod is provided with screw rod, and the top of the screw rod is described in
Upper plate and it is threadedly coupled with the upper plate, the screw rod upper end is provided with runner, the positive pressure sampling point assembly, negative pressure taking sampling point
Assembly, the auxiliary bar of connection is slidably connected with the upper plate and junction is both provided with seal；The two of the positive pressure sampling point assembly
Side is respectively communicated with one end of positive pressure trunnion, and the other end of positive pressure trunnion is communicated with positive pressure pipe described in per side, described just to take
The both ends of pressure pipe have positive pressure sample point, and the both sides of the sampling below atmospheric pressure point assembly are respectively communicated with one end of negative pressure trunnion, often
The other end of negative pressure trunnion described in side has negative pressure taking sampling point, the positive pressure sample point and the positive convection current of the negative pressure taking sampling point
The flow direction of body.
Further, the upper plate of described sleeve pipe has been bolted to connection cover board, between the cover board and the upper plate
It is provided with gasket.
Further, it is connected between two negative pressure taking sampling points by strengthening connecting rod.
Further, stent is provided with below the connecting plate, the stent matches with default positioning sleeve on pipeline
Close.
A kind of wing multipoint stream gauge of lift of the utility model, can realize the lifting of sampling main body, suitable for a variety of
The pipeline of different bores, use cost are low.
Brief description of the drawings
Attached drawing is used to provide a further understanding of the present invention, and a part for constitution instruction, with this practicality
New embodiment is used to explain the utility model together, does not form the limitation to the utility model.In the accompanying drawings：
Fig. 1 is the schematic front view of the utility model；
Fig. 2 is the schematic side view of the utility model.
Embodiment
The preferred embodiment of the utility model is illustrated below in conjunction with attached drawing, it will be appreciated that described herein excellent
Select embodiment to be only used for describing and explaining the present invention, be not used to limit the utility model.
As shown in Figure 1, 2, the wing multipoint stream gauge of a kind of lift, including casing 1 and connecting plate 2, the upper plate of casing 1 with
Positive pressure sampling point assembly 3, sampling below atmospheric pressure point assembly 4 and the auxiliary bar 5 of connection are provided between connecting plate 2, auxiliary bar 5 is connected and passes through connection
Bar 6 is fixedly connected with sampling below atmospheric pressure point assembly 4, and the upper surface of connecting rod 6 is provided with screw rod 7, the top of screw rod 7 through upper plate and
It is threadedly coupled with upper plate, 7 upper end of screw rod is provided with runner 8, positive pressure sampling point assembly 3, sampling below atmospheric pressure point assembly 4, the auxiliary bar 5 of connection
It is slidably connected with upper plate and junction is both provided with seal；The both sides of positive pressure sampling point assembly 3 have been respectively communicated with positive pressure trunnion 9
One end, be communicated with positive pressure pipe 10 per the other end of side positive pressure trunnion 9, the both ends of positive pressure pipe 10 have positive pressure sample point
11, the both sides of sampling below atmospheric pressure point assembly 4 are respectively communicated with one end of negative pressure trunnion 12, and the other end per side negative pressure trunnion 12 has
The flow direction of negative pressure taking sampling point 13, positive pressure sample point 11 and the equal face fluid of negative pressure taking sampling point 13.By controlling runner to make
Screw rod rotates, and realizes the lifting of connecting rod, and then realizes and the position for sampling main body is adjusted, with adapt to the pipeline of different bores or
Different fluid media (medium)s.
The upper plate of casing 1 has been bolted to connection cover board 14, and gasket is provided between cover board 14 and upper plate, ensures
The sealing effect of device.
It is connected between two negative pressure taking sampling points 13 by strengthening connecting rod 15, improves the bonding strength of device.
The lower section of connecting plate 2 is provided with stent 16, and stent 16 is engaged with default positioning sleeve 17 on pipeline, is easily installed
And ensure the accuracy of installation site.
A kind of wing multipoint stream gauge of lift of the utility model, can realize the lifting of sampling main body, suitable for a variety of
The pipeline of different bores, use cost are low.
Finally it should be noted that：The above descriptions are merely preferred embodiments of the present invention, 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 the technical solution described in foregoing embodiments, or to which part technical characteristic
Carry out equivalent substitution.Where within the spirit and principles of the present invention, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (4)
- A kind of 1. wing multipoint stream gauge of lift, it is characterised in that：Including casing and connecting plate, the upper plate of described sleeve pipe and institute State and positive pressure sampling point assembly, sampling below atmospheric pressure point assembly and the auxiliary bar of connection are provided between connecting plate, the auxiliary bar of connection passes through company Extension bar is fixedly connected with the sampling below atmospheric pressure point assembly, and the upper surface of the connecting rod is provided with screw rod, the top of the screw rod It is threadedly coupled through the upper plate and with the upper plate, the screw rod upper end is provided with runner, and the positive pressure sampling point assembly, bear Pressure sampling point assembly, the auxiliary bar of connection is slidably connected with the upper plate and junction is both provided with seal；The both sides of the positive pressure sampling point assembly are respectively communicated with one end of positive pressure trunnion, the other end of positive pressure trunnion described in per side Positive pressure pipe is communicated with, the both ends of the positive pressure pipe have positive pressure sample point, the both sides point of the sampling below atmospheric pressure point assembly One end of negative pressure trunnion is not communicated with, and the other end of negative pressure trunnion has negative pressure taking sampling point, the positive pressure sample point described in per side And the flow direction of the equal face fluid of negative pressure taking sampling point.
- A kind of 2. wing multipoint stream gauge of lift according to claim 1, it is characterised in that：The upper plate of described sleeve pipe leads to Cross bolt and be fixedly connected with cover board, gasket is provided between the cover board and the upper plate.
- A kind of 3. wing multipoint stream gauge of lift according to claim 1, it is characterised in that：Two sampling below atmospheric pressure It is connected between point by strengthening connecting rod.
- A kind of 4. wing multipoint stream gauge of lift according to claim 1, it is characterised in that：The lower section of the connecting plate Stent is provided with, the stent is engaged with default positioning sleeve on pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721165491.0U CN207335798U (en) | 2017-09-12 | 2017-09-12 | A kind of wing multipoint stream gauge of lift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721165491.0U CN207335798U (en) | 2017-09-12 | 2017-09-12 | A kind of wing multipoint stream gauge of lift |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207335798U true CN207335798U (en) | 2018-05-08 |
Family
ID=62368900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721165491.0U Active CN207335798U (en) | 2017-09-12 | 2017-09-12 | A kind of wing multipoint stream gauge of lift |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207335798U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112254781A (en) * | 2020-10-16 | 2021-01-22 | 潘国强 | Be applicable to municipal drainage pipe flowmeter installation auxiliary device |
-
2017
- 2017-09-12 CN CN201721165491.0U patent/CN207335798U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112254781A (en) * | 2020-10-16 | 2021-01-22 | 潘国强 | Be applicable to municipal drainage pipe flowmeter installation auxiliary device |
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