CN205449167U - Turbine flowmeter - Google Patents
Turbine flowmeter Download PDFInfo
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- CN205449167U CN205449167U CN201521116004.2U CN201521116004U CN205449167U CN 205449167 U CN205449167 U CN 205449167U CN 201521116004 U CN201521116004 U CN 201521116004U CN 205449167 U CN205449167 U CN 205449167U
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- main shaft
- impeller
- conducting element
- turbine flowmeter
- water conservancy
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Abstract
The utility model discloses a turbine flowmeter, including the impeller and have fluid passage's installation body, the impeller sets up in fluid passage, the fluid passage internal fixation has first water conservancy diversion spare and second water conservancy diversion spare, first water conservancy diversion spare, second water conservancy diversion spare set up the both sides at the impeller respectively, first water conservancy diversion spare includes first main shaft and a plurality of first floor, and is a plurality of first floor is to be arranged on first main shaft radially, second water conservancy diversion spare includes the second spindle and a plurality of second floor, and is a plurality of the second floor is to be arranged on the second spindle radially, the impeller rotationally cup joints on first main shaft or the second spindle. Above -mentioned turbine flowmeter can flow down the smooth flow at the branch of first water conservancy diversion spare after fluid medium gets into, has avoided fluid medium to take place the separation and has produced big vortex motion. Fluid medium can receive the effect of second water conservancy diversion spare after the impeller drives the rotation, make fluid medium follow the linear flow again, reduces energy loss.
Description
Technical field
This utility model relates to technology flow meter field, particularly to a kind of turbine flowmeter.
Background technology
Turbine flowmeter is a kind of delicate flow metrical instrument, measures liquid or the flow of gas and total amount in closed conduct.The industries such as it is few that it has moving component, high pressure resistant, measures scope wide, and the advantages such as volume is little, lightweight, and the pressure loss is little are widely used in oil, chemical industry, metallurgical, papermaking.
When carrying out flow measurement, fluid media (medium) flows through pipeline and impacts impeller, impeller is produced driving moment so that impeller overcomes fluid resistance to produce rotation.Turbine flowmeter is supporting with corresponding flow accumulation instrument, calculates flow and the total amount of fluid media (medium) by obtaining the angular velocity of rotation of impeller.
Owing to being affected by factors such as fluid medium pressure, flow velocity, directions, fluid media (medium) is to the impulsive force of impeller unbalanced so that the rotation of impeller is unstable, thus the data that flow accumulation instrument can be caused to receive are affected, and reduces the degree of accuracy measured.The unbalanced impulsive force that impeller is produced by fluid media (medium) simultaneously can make the life-span of impeller be greatly shortened.
Summary of the invention
Based on this, this utility model is to overcome the defect of prior art, it is provided that a kind of turbine flowmeter, and metering precision is high, and service life is long.
Its technical scheme is as follows:
A kind of turbine flowmeter, including impeller and the installation body with fluid passage, described impeller is arranged in fluid passage, the first conducting element and the second conducting element it is fixed with in described fluid passage, described first conducting element, second conducting element is separately positioned on the both sides of impeller, described first conducting element includes the first main shaft and multiple first floor, multiple described first floors are radially aligned on the first main shaft, described second conducting element includes the second main shaft and multiple second floor, multiple described second floors are radially aligned on the second main shaft, described impeller is rotatably sleeved on the first main shaft or the second main shaft.
Wherein in an embodiment, described first main shaft is provided with spacing hole, and described second main shaft is provided with insertion head, described first main shaft and the second main shaft and is connected with inserting head by spacing hole.
Wherein in an embodiment, multiple described first floors are radially evenly arranged on the first main shaft, and multiple described second floors are radially evenly arranged on the second main shaft.
Wherein in an embodiment, described installation body includes the first body and the second body removably connected, and described first conducting element is fixed in the first body, and described second conducting element is fixed in the second body.
Wherein in an embodiment, described first body and the second body are removably connected by clip.
Wherein in an embodiment, the junction of described first body and the second body is provided with gasket seal.
Wherein in an embodiment, described second main shaft being arranged with revoling tube, described impeller set is connected on revoling tube.
Wherein in an embodiment, described revoling tube is made up of ptfe composite.
Wherein in an embodiment, described installation body is provided with the detection hole for installing sensor, and described detection hole is arranged on the position corresponding with described impeller.
Wherein in an embodiment, in described detection hole, it is provided with female thread.
Advantage or principle to preceding solution illustrate below:
Above-mentioned turbine flowmeter, in fluid passage, the both sides of impeller are respectively provided with the first conducting element and the second conducting element, thus flow channel cross-sections is divided into several parts.Fluid media (medium) enter after can under the shunting of the first conducting element smooth flow, it is to avoid fluid media (medium) occurs to separate and produces big eddying motion.Fluid media (medium) can be acted on by the second conducting element after impeller is rotated, and makes fluid media (medium) the most linearly flow, and reduces energy loss.Owing to wheel rotation is steady, data collection becomes stable so that the degree of accuracy of turbine flowmeter improves.Simultaneously because of the steady flow of fluid media (medium), make impeller impact force equalize, extend service life, reduce production cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of the turbine flowmeter described in this utility model embodiment；
Fig. 2 is the structural representation of the first conducting element described in this utility model embodiment；
Fig. 3 is the structural representation of the second conducting element described in this utility model embodiment.
Description of reference numerals:
1, impeller, the 2, first conducting element, the 3, second conducting element, 4, the first body, the 5, second body, 6, clip, 7, gasket seal, 8, revoling tube, 9, sensor, 20, the first main shaft, the 21, first floor, the 30, second main shaft, 31, the second floor, 50, detection hole, 200, spacing hole, 300, insert head.
Detailed description of the invention
Below embodiment of the present utility model is described in detail:
Such as Fig. 1, 2, shown in 3, turbine flowmeter described in the present embodiment, including impeller 1 and the installation body with fluid passage, described impeller 1 is arranged in fluid passage, the first conducting element 2 and the second conducting element 3 it is fixed with in described fluid passage, described first conducting element 2, second conducting element 3 is separately positioned on the both sides of impeller 1, described first conducting element 2 includes the first main shaft 20 and multiple first floor 21, multiple described first floors 21 are radially aligned on the first main shaft 20, described second conducting element 3 includes the second main shaft 30 and multiple second floor 31, multiple described second floors 31 are radially aligned on the second main shaft 30, described impeller 1 is rotatably sleeved on the first main shaft 20 or the second main shaft 30.Above-mentioned turbine flowmeter, in fluid passage, the both sides of impeller 1 are respectively provided with the first conducting element 2 and the second conducting element 3, thus flow channel cross-sections is divided into several parts.Fluid media (medium) enter after can under the shunting of the first conducting element 2 smooth flow, it is to avoid fluid media (medium) occurs to separate and produces big eddying motion.Fluid media (medium) can be made fluid media (medium) the most linearly flow by the effect of the second conducting element 3 after impeller 1 is rotated, and reduces energy loss.Due to impeller 1 stability of rotation, data collection becomes stable so that the degree of accuracy of turbine flowmeter improves.Simultaneously because of the steady flow of fluid media (medium), make impeller 1 impact force equalize, extend service life, reduce production cost.
In the present embodiment, multiple described first floors 21 are radially evenly arranged on the first main shaft 20, and multiple described second floors 31 are radially evenly arranged on the second main shaft 30.Flow channel cross-sections can be divided into several parts of decile by the first conducting element 2 and the second conducting element 3, is favorably improved the stability of fluid media (medium) flowing, and increases the intensity of structure.
As shown in Figure 1, 2, 3, described first main shaft 20 is provided with spacing hole 200, and described second main shaft 30 is provided with insertion 300, and described first main shaft 20 is connected with insertion 300 by spacing hole 200 with the second main shaft 30.Described installation body includes the first body 4 and the second body 5 removably connected, and described first conducting element 2 is fixed in the first body 4, and described second conducting element 3 is fixed in the second body 5.Described first body 4 is removably connected by clip 6 with the second body 5.Turbine flow timing is being installed, first the first conducting element 2 is loaded in the first body 4, then the insertion 300 of the second conducting element 3 through impeller 1 and is loaded in the second body 5, again the first body 4 is merged with the second body 5, the insertion 300 making the second conducting element 3 is inserted in the spacing hole 200 of the first conducting element 2, is finally locked with the second body 5 by the first body 4 by clip 6.The split-type structural of installation body is easy to user and turbine flowmeter is carried out installation, maintenance and replacing.Further, in order to ensure sealing, the junction of described first body 4 and the second body 5 is provided with gasket seal 7.
In the present embodiment, described second main shaft 30 being arranged with revoling tube 8, described impeller 1 is socketed on revoling tube 8, it is achieved the connection between the second main shaft 30 and impeller 1.Preferably, described revoling tube 8 is made up of ptfe composite, has good sealing, high lubrication non-stick, electrical insulating property and ageing resistance.
For the ease of the installation of sensor 9, described installation body is provided with the detection hole 50 for installing sensor 9, and described detection hole 50 is arranged on the position corresponding with described impeller 1.Being provided with female thread in detection hole 50 described in this enforcement, the detection head of sensor 9 is provided with matched external screw thread, and both are threaded connection reliable fixing.
Each technical characteristic of embodiment described above can combine arbitrarily, for making description succinct, the all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics does not exist contradiction, all it is considered to be the scope that this specification is recorded.
Embodiment described above only have expressed several embodiments of the present utility model, and it describes more concrete and detailed, but therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that, for the person of ordinary skill of the art, without departing from the concept of the premise utility, it is also possible to make some deformation and improvement, these broadly fall into protection domain of the present utility model.Therefore, the protection domain of this utility model patent should be as the criterion with claims.
Claims (10)
1. a turbine flowmeter, it is characterized in that, including impeller and the installation body with fluid passage, described impeller is arranged in fluid passage, the first conducting element and the second conducting element it is fixed with in described fluid passage, described first conducting element, second conducting element is separately positioned on the both sides of impeller, described first conducting element includes the first main shaft and multiple first floor, multiple described first floors are radially aligned on the first main shaft, described second conducting element includes the second main shaft and multiple second floor, multiple described second floors are radially aligned on the second main shaft, described impeller is rotatably sleeved on the first main shaft or the second main shaft.
Turbine flowmeter the most according to claim 1, it is characterised in that described first main shaft is provided with spacing hole, described second main shaft is provided with insertion head, described first main shaft and the second main shaft and is connected with inserting head by spacing hole.
Turbine flowmeter the most according to claim 1, it is characterised in that multiple described first floors are radially evenly arranged on the first main shaft, multiple described second floors are radially evenly arranged on the second main shaft.
Turbine flowmeter the most according to claim 1, it is characterised in that described installation body includes the first body and the second body removably connected, described first conducting element is fixed in the first body, and described second conducting element is fixed in the second body.
Turbine flowmeter the most according to claim 4, it is characterised in that described first body and the second body are removably connected by clip.
Turbine flowmeter the most according to claim 4, it is characterised in that the junction of described first body and the second body is provided with gasket seal.
Turbine flowmeter the most according to claim 1, it is characterised in that be arranged with revoling tube on described second main shaft, described impeller set is connected on revoling tube.
Turbine flowmeter the most according to claim 7, it is characterised in that described revoling tube is made up of ptfe composite.
9., according to the turbine flowmeter described in any one of claim 1-8, it is characterised in that described installation body is provided with the detection hole for installing sensor, described detection hole is arranged on the position corresponding with described impeller.
Turbine flowmeter the most according to claim 9, it is characterised in that be provided with female thread in described detection hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521116004.2U CN205449167U (en) | 2015-12-25 | 2015-12-25 | Turbine flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521116004.2U CN205449167U (en) | 2015-12-25 | 2015-12-25 | Turbine flowmeter |
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| Publication Number | Publication Date |
|---|---|
| CN205449167U true CN205449167U (en) | 2016-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521116004.2U Active CN205449167U (en) | 2015-12-25 | 2015-12-25 | Turbine flowmeter |
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| Country | Link |
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| CN (1) | CN205449167U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106768093A (en) * | 2016-12-05 | 2017-05-31 | 上海新跃联汇电子科技有限公司 | A kind of turbine flowmeter |
-
2015
- 2015-12-25 CN CN201521116004.2U patent/CN205449167U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106768093A (en) * | 2016-12-05 | 2017-05-31 | 上海新跃联汇电子科技有限公司 | A kind of turbine flowmeter |
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| GR01 | Patent grant |