CN219186492U - Be used for two-phase environment of gas-liquid to mould device - Google Patents
Be used for two-phase environment of gas-liquid to mould device Download PDFInfo
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- CN219186492U CN219186492U CN202223612876.0U CN202223612876U CN219186492U CN 219186492 U CN219186492 U CN 219186492U CN 202223612876 U CN202223612876 U CN 202223612876U CN 219186492 U CN219186492 U CN 219186492U
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- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
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Abstract
The application discloses a be used for two-phase environment of gas-liquid to mould device relates to the technical field of the performance detection of pump, including the import takeover, import takeover fixedly connected with pipe connection spare, the import takeover is provided with the connecting hole that is used for pipe connection spare card to go into, the one end fixedly connected with connecting tube of pipe connection spare, the other end fixedly connected with pipeline of supplying gas, connecting tube keep away from the one end of pipe connection spare and arrange in the import takeover, pipeline of supplying gas fixedly connected with gas flowmeter, the one end fixedly connected with air pump that pipe connection spare was kept away from to pipeline of supplying gas. According to the method, the gas with a certain volume is conveyed in the gas conveying pipeline according to actual requirements, the gas conveying volume is controlled through the gas flowmeter, the gas moves along the length direction of the gas conveying pipeline towards the direction close to the pipeline connecting piece, the gas enters the connecting pipeline through the pipeline connecting piece, the gas content in the liquid becomes large, and therefore the environment with large gas content is simulated, and the environment is detected through conventional testing equipment.
Description
Technical Field
The application relates to the technical field of pump performance detection, in particular to a device for molding a gas-liquid two-phase environment.
Background
The pump machinery is an important energy conversion device and fluid conveying equipment, and is also key equipment in the advanced technological fields of petrochemical industry, oil gas conveying, nuclear power and the like, and the problem of pumping gas-liquid two-phase flow is frequently encountered in the actual operation of engineering.
In the case of pump detection, it is necessary to detect the pump head, shaft power, etc., and the detection result of the same apparatus in a special environment is different from that in a normal environment. There is no simulation equipment related at present, and the environment needs to be simulated under the condition of high gas content, and then the performance of the pump is detected.
Disclosure of Invention
The application aims to provide a gas-liquid two-phase environment modeling device for simulating environments with different gas contents.
The application provides a be used for two-phase environment of gas-liquid to mould device adopts following technical scheme: including the import takeover, import takeover fixedly connected with pipeline connecting piece, the import takeover is provided with and is used for pipeline connecting piece card goes into the connecting hole, pipeline connecting piece's one end fixedly connected with connecting tube, other end fixedly connected with air supply pipeline, connecting tube keep away from pipeline connecting piece's one end is arranged in the import takeover, air supply pipeline fixedly connected with gas flowmeter, air supply pipeline keeps away from pipeline connecting piece's one end fixedly connected with air pump.
Through adopting above-mentioned technical scheme, liquid is in the pump body through the import takeover, carries the gas of certain volume in the pipeline of supplying gas according to actual demand, through the volume of gas flowmeter control gas transportation, the gas is along the length direction of pipeline of supplying gas towards the direction that is close to the pipeline connecting piece removal, in the gas enters into the connecting pipe through the pipeline connecting piece, the gas content in the liquid becomes great to simulate the environment that gas content is big, detect it through conventional test equipment.
Optionally, the connecting tube is kept away from the one end fixedly connected with support plate of pipeline connecting piece, the support plate is provided with a plurality of through-hole.
Through adopting above-mentioned technical scheme, the gaseous outflow along the through-hole in the connecting tube, gaseous entering liquid layer dispersion becomes the bubble, is convenient for bubble and import take over the liquid mixture in the pipe, improves the mixed effect of gas and liquid.
Optionally, the through holes are obliquely arranged.
Through adopting above-mentioned technical scheme, gas removes along the direction of through-hole slope, and the through-hole of slope plays the effect of direction for the removal of gas, and gas gets into liquid layer dispersion shaping bubble, and the density of bubble is less than the density of liquid, and the bubble receives the buoyancy of liquid to be greater than the gravity of bubble, and the bubble rises, improves the mixed effect of gas and liquid.
Optionally, the connecting tube is kept away from the one end fixedly connected with elbow pipeline of pipeline connecting piece, the elbow pipeline keep away from connecting tube one end with support plate fixed connection, import takeover fixedly connected with pump body, the elbow pipeline is kept away from the opening orientation of connecting tube one end the pump body.
Through adopting above-mentioned technical scheme, the gas in the connecting tube removes along the elbow pipeline for the flow direction of gas is the same with the flow direction of liquid, is convenient for gaseous outflow in the elbow pipeline, thereby is convenient for gaseous and the mixture of liquid, and the gas-liquid after the mixing removes towards the direction that is close to the pump body.
Optionally, the connecting duct extends in a direction away from the pump body.
By adopting the technical scheme, the distance between the carrier plate and the pump body is prolonged, the time for mixing the gas and the liquid is prolonged, and the gas and the liquid can be fully mixed, so that the mixing effect of the gas and the liquid is improved.
Optionally, the connecting tube fixedly connected with flow distribution plate, the flow distribution plate is provided with trunk line and air inlet pipeline, the trunk line with air inlet pipeline intercommunication, air inlet pipeline with the connecting tube intercommunication, the flow distribution plate is provided with a plurality of first air-out pipeline, first air-out pipeline with the trunk line intercommunication, every first air-out pipeline with one elbow pipeline fixed connection.
Through adopting above-mentioned technical scheme, in the gas in the connecting tube passes through the air inlet pipeline and carries the trunk line, in the gas dispersion in the trunk line was to each first air-out pipeline, in the gas in each first air-out pipeline was taken over through the elbow pipeline discharge to the import, gas entering liquid layer disperses and becomes the bubble, and first air-out pipeline is located the different positions that the import was taken over for gas and the liquid in the import was taken over mix more abundant, improves the mixed effect of gas and liquid.
Optionally, the splitter plate is provided with a plurality of second air-out pipeline, second air-out pipeline with the trunk line intercommunication, every second air-out pipeline with one carrier plate fixed connection.
By adopting the technical scheme, the gas in the connecting pipeline is conveyed into the main pipeline through the air inlet pipeline, the gas in the main pipeline is dispersed into each first air outlet pipeline and each second air outlet pipeline, and the gas in the first air outlet pipeline is discharged into the inlet connecting pipe through the elbow pipeline; the gas in the second air-out pipeline is discharged into the inlet connecting pipe through the loading plate, and as the position of the gas discharge in the first air-out pipeline is different from the position of the gas discharge in the second air-out pipeline, the mixing effect of the gas and the liquid is improved.
Optionally, the second air outlet pipeline is located between adjacent first air outlet pipelines.
Through adopting above-mentioned technical scheme, first air-out pipeline and second air-out pipeline distribute evenly, and gaseous by exhaust position evenly distributed also to improve the mixing effect of gas and liquid.
In summary, the present application includes at least one of the following beneficial technical effects:
1. according to the actual demand, a certain volume of gas is conveyed in the gas conveying pipeline, the gas conveying volume is controlled through the gas flowmeter, the gas moves along the length direction of the gas conveying pipeline towards the direction close to the pipeline connecting piece, the gas enters the connecting pipeline through the pipeline connecting piece, the gas content in the liquid is increased, and therefore the environment with high gas content is simulated, and the environment with high gas content is detected through conventional testing equipment.
2. The gas in the connecting pipeline flows out along the through hole, and the gas enters the liquid layer to be dispersed to become bubbles, so that the bubbles are convenient to mix with the liquid in the inlet connecting pipe, and the mixing effect of the gas and the liquid is improved.
Drawings
Fig. 1 is a schematic overall structure of embodiment 1 of the present application.
Fig. 2 is a cross-sectional view of example 1 of the present application.
Fig. 3 is an enlarged view of region a of fig. 2.
Fig. 4 is a cross-sectional view of example 2 of the present application.
Fig. 5 is an enlarged view of region B of fig. 4.
Fig. 6 is a cross-sectional view of example 3 of the present application.
Fig. 7 is an enlarged view of region C of fig. 6.
Fig. 8 is one of the sectional views of embodiment 4 of the present application, showing the first air outlet duct.
Fig. 9 is an enlarged view of the region D of fig. 8.
Fig. 10 is a second cross-sectional view of embodiment 4 of the present application, showing a second air outlet duct.
Fig. 11 is an enlarged view of the area E of fig. 10.
Reference numerals illustrate: 1. a pump body; 11. an impeller; 2. an inlet connection pipe; 21. a connection hole; 3. a connecting pipe; 4. a pipe connection; 5. an air supply pipe; 51. a gas flow meter; 52. an air pump; 6. a carrier plate; 61. a through hole; 7. elbow pipeline; 8. a connecting pipe; 9. a diverter plate; 91. a main pipe; 92. an air inlet pipeline; 93. the first air outlet pipeline; 94. and the second air outlet pipeline.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-11.
The embodiment of the application discloses a molding device for a gas-liquid two-phase environment.
Example 1
Referring to fig. 1 and 2, the pump comprises an inlet connection pipe 2, one side of the inlet connection pipe 2 is fixedly connected with a pump body 1 through a screw, an impeller 11 is rotationally connected to the pump body 1, the inlet connection pipe 2 is fixedly connected with a pipeline connecting piece 4, a connecting hole 21 for clamping the pipeline connecting piece 4 is formed in a concave manner in the inner wall of the inlet connection pipe 2, one end of the pipeline connecting piece 4 is fixedly connected with a connecting pipeline 3, the other end of the pipeline connecting piece 4 is fixedly connected with an air supply pipeline 5, an air flowmeter 51 is fixedly connected to the air supply pipeline 5, and one end, far away from the pipeline connecting piece 4, of the air supply pipeline 5 is fixedly connected with an air pump 52.
As shown in fig. 2 and 3, one end of the connecting pipe 3 far away from the pipe connecting piece 4 is placed in the inlet connecting pipe 2, one end of the connecting pipe 3 far away from the pipe connecting piece 4 is fixedly connected with an elbow pipe 7, an opening of one end of the elbow pipe 7 far away from the connecting pipe 3 faces the pump body 1, one end of the elbow pipe 7 far away from the connecting pipe 3 is fixedly connected with a carrier plate 6, a plurality of through holes 61 (the number of the through holes 61 is selected according to actual requirements) are formed in the carrier plate 6, the through holes 61 are communicated with the elbow pipe 7, and the through holes 61 are communicated with the inlet connecting pipe 2.
The implementation principle of the embodiment 1 of the application for the gas-liquid two-phase environment molding device is as follows: the liquid moves towards the direction approaching the pump body 1 through the inlet connecting pipe 2, the air pump 52 is controlled to convey the corresponding volume of air according to the actual requirement, the air moves towards the direction approaching the pipeline connecting piece 4 along the length direction of the air supply pipeline 5, and when the air passes through the air flowmeter 51, the air flowmeter 51 controls the volume of air conveying; the gas enters the connecting pipeline 3 through the pipeline connecting piece 4, and the gas in the connecting pipeline 3 moves along the elbow pipeline 7, so that the flow direction of the gas is the same as the flow direction of the liquid, and the gas in the elbow pipeline 7 is conveniently conveyed into the inlet connecting pipe 2; the gas flows out along the through holes 61, the gas enters the liquid layer to disperse and become bubbles, the bubbles are mixed with the liquid in the inlet connecting pipe 2, after the fully mixed gas and liquid enter the pump body 1, the gas and liquid drives the impeller 11 to rotate around the axial lead of the impeller, and the mixed gas and liquid are stirred and mixed again, so that the gas and the liquid are mixed more fully, the accuracy of a test result is improved, and the tested result is more accurate.
Example 2
The difference between this embodiment and embodiment 1 is that, as shown in fig. 4 and 5, the pump body 1 and the inlet connection pipe 2 are connected through the connection pipe 8, one end of the connection pipe 8 is fixedly connected to one side of the pump body 1 near the connection pipe 8 through a screw, the other end is fixedly connected to one side of the inlet connection pipe 2 near the connection pipe 8 through a screw, the through hole 61 in the carrier plate 6 is inclined, and the opening direction of the through hole 61 is inclined downward.
The implementation principle of the embodiment 2 of the application for the gas-liquid two-phase environment molding device is as follows: the distance between the carrier plate 6 and the pump body 1 is prolonged, and gas and liquid are mixed in the inlet connecting pipe 2 and the connecting pipe 8, so that the mixing time of the gas and the liquid is prolonged, and then the gas and the liquid are input into the pump body 1; the gas in the elbow pipeline 7 moves downwards along the inclination angle of the through hole 61, when the gas enters the liquid layer, the gas disperses to form bubbles, the buoyancy of the bubbles is larger than the gravity of the bubbles, the bubbles are upwards subjected to external force, the bubbles gradually rise, and the bubbles are mixed with the liquid at the lower layer and the liquid at the upper layer, so that the mixing effect of the gas and the liquid is improved.
Example 3
This embodiment differs from embodiment 1 in that, as shown in connection with fig. 6 and 7, the connecting duct 3 extends in a direction away from the pump body 1, the duct connection 4 being located between the elbow duct 7 and the pump body 1.
The implementation principle of the embodiment 3 of the application for the gas-liquid two-phase environment molding device is as follows: the distance between the carrier plate 6 and the pump body 1 becomes longer, so that the time for mixing the gas and the liquid becomes longer, and then the gas and the liquid are input into the pump body 1.
Example 4
This embodiment differs from embodiment 1 in that, as shown in fig. 8 and 9, the connecting pipe 3 and the elbow pipe 7 are connected by a flow dividing plate 9, one end of the flow dividing plate 9 is fixedly connected to the connecting pipe 3, and the other end is fixedly connected to the elbow pipe 7.
As shown in fig. 10 and 11, the splitter plate 9 is provided with a main pipe 91 and an air inlet pipe 92, the main pipe 91 is communicated with the air inlet pipe 92 and is vertically distributed, and the air inlet pipe 92 is communicated with the connecting pipe 3; the splitter plate 9 is provided with a plurality of first air outlet pipelines 93 (the number of the first air outlet pipelines 93 is selected according to actual demands) and a plurality of second air outlet pipelines 94 (the number of the second air outlet pipelines 94 is selected according to actual demands), the first air outlet pipelines 93 and the second air outlet pipelines 94 are communicated with the main pipeline 91 and are vertically distributed, the first air outlet pipelines 93 and the second air outlet pipelines 94 are communicated with the inlet connecting pipe 2, each first air outlet pipeline 93 is fixedly connected with one elbow pipeline 7, and each second air outlet pipeline 94 is fixedly connected with one carrier plate 6.
The implementation principle of the embodiment 4 of the application for the gas-liquid two-phase environment molding device is as follows:
the gas in the connecting pipeline 3 is conveyed into the main pipeline 91 through the air inlet pipeline 92, the gas in the main pipeline 91 is dispersed into each first air outlet pipeline 93 and each second air outlet pipeline 94, the gas in the first air outlet pipeline 93 enters into the elbow pipeline 7 and is discharged into the inlet connecting pipe 2 through the elbow pipeline 7, the gas in the second air outlet pipeline 94 is discharged into the inlet connecting pipe 2 through the loading plate 6, the positions of the gas in the first air outlet pipeline 93 and the gas in the second air outlet pipeline 94, which are different, are convenient for mixing the gas with the liquid in the inlet connecting pipe 2, and the mixing effect of the gas and the liquid is improved.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (8)
1. The utility model provides a be used for two-phase environment molding device of gas-liquid which characterized in that: including import takeover (2), import takeover (2) fixedly connected with pipeline connecting piece (4), import takeover (2) are provided with and are used for connecting hole (21) that pipeline connecting piece (4) card was gone into, one end fixedly connected with connecting tube (3) of pipeline connecting piece (4), other end fixedly connected with air supply pipeline (5), connecting tube (3) are kept away from one end of pipeline connecting piece (4) is arranged in import takeover (2), air supply pipeline (5) fixedly connected with gas flowmeter (51), air supply pipeline (5) are kept away from one end fixedly connected with air pump (52) of pipeline connecting piece (4).
2. The apparatus for molding a gas-liquid two-phase environment according to claim 1, wherein: one end of the connecting pipeline (3) far away from the pipeline connecting piece (4) is fixedly connected with a carrier plate (6), and the carrier plate (6) is provided with a plurality of through holes (61).
3. The apparatus for molding a gas-liquid two-phase environment according to claim 2, wherein: the through holes (61) are obliquely arranged.
4. The apparatus for molding a gas-liquid two-phase environment according to claim 3, wherein: the one end fixedly connected with elbow pipeline (7) of connecting tube (3) keep away from pipeline connecting piece (4), elbow pipeline (7) keep away from connecting tube (3) one end with carrier plate (6) fixed connection, import takeover (2) fixedly connected with pump body (1), elbow pipeline (7) keep away from the opening orientation of connecting tube (3) one end pump body (1).
5. The apparatus for molding a gas-liquid two-phase environment according to claim 4, wherein: the connecting pipe (3) extends in a direction away from the pump body (1).
6. The apparatus for molding a gas-liquid two-phase environment according to claim 4, wherein: connecting tube (3) fixedly connected with flow distribution plate (9), flow distribution plate (9) are provided with trunk line (91) and air inlet pipeline (92), trunk line (91) with air inlet pipeline (92) intercommunication, air inlet pipeline (92) with connecting tube (3) intercommunication, flow distribution plate (9) are provided with a plurality of first air-out pipeline (93), first air-out pipeline (93) with trunk line (91) intercommunication, every first air-out pipeline (93) with one elbow pipeline (7) fixed connection.
7. The apparatus for molding a gas-liquid two-phase environment according to claim 6, wherein: the splitter plate (9) is provided with a plurality of second air outlet pipelines (94), the second air outlet pipelines (94) are communicated with the main pipeline (91), and each second air outlet pipeline (94) is fixedly connected with one carrier plate (6).
8. The apparatus for molding a gas-liquid two-phase environment according to claim 7, wherein: the second air outlet pipeline (94) is located between adjacent first air outlet pipelines (93).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223612876.0U CN219186492U (en) | 2022-12-30 | 2022-12-30 | Be used for two-phase environment of gas-liquid to mould device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223612876.0U CN219186492U (en) | 2022-12-30 | 2022-12-30 | Be used for two-phase environment of gas-liquid to mould device |
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| CN219186492U true CN219186492U (en) | 2023-06-16 |
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| CN202223612876.0U Active CN219186492U (en) | 2022-12-30 | 2022-12-30 | Be used for two-phase environment of gas-liquid to mould device |
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