CN207335798U - A kind of wing multipoint stream gauge of lift - Google Patents

A kind of wing multipoint stream gauge of lift Download PDF

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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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China
Prior art keywords
positive pressure
sampling
point assembly
upper plate
point
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Active
Application number
CN201721165491.0U
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Chinese (zh)
Inventor
吴建峰
赵建东
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SHENZHOU OBSERVATION AND CONTROL EQUIPMENT CO Ltd
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SHENZHOU OBSERVATION AND CONTROL EQUIPMENT CO Ltd
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Priority to CN201721165491.0U priority Critical patent/CN207335798U/en
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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

A kind of wing multipoint stream gauge of lift
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)

  1. 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.
  2. 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.
  3. 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.
  4. 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.
CN201721165491.0U 2017-09-12 2017-09-12 A kind of wing multipoint stream gauge of lift Active CN207335798U (en)

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

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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)

* Cited by examiner, † Cited by third party
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

Cited By (1)

* Cited by examiner, † Cited by third party
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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