CN210221485U - Gas emptying device for gas flow test - Google Patents
Gas emptying device for gas flow test Download PDFInfo
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- CN210221485U CN210221485U CN201920927178.9U CN201920927178U CN210221485U CN 210221485 U CN210221485 U CN 210221485U CN 201920927178 U CN201920927178 U CN 201920927178U CN 210221485 U CN210221485 U CN 210221485U
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Abstract
The utility model discloses a gaseous emptying devices of gas flow test relates to gas flow test technical field, including gas holder, first gas transmission pipeline, second gas transmission pipeline, third gas transmission pipeline, valve take-off pressure test platform, manual ball valve, electric control heat supply butterfly valve, first branch pipe, second branch pipe, three eccentric butterfly valves of electric control, first manometer, first gas flowmeter, second manometer, second gas flowmeter and third manometer. The utility model discloses a set up a plurality of electric valve and flowmeters to be connected electric valve and flowmeter with the computer, gas flow around the valve is read out to available computer, draws the valve flow curve, contrasts fluid analysis again, and the correction data, the exactness of CFD software data is verified to rational utilization equal proportion model, through increasing valve take-off pressure test platform in device evacuation department, a pressure testing test for setting overflow valve and relief valve take-off pressure has increased the device's utilizability.
Description
Technical Field
The utility model relates to a gas flow test technical field, more specifically say, the utility model relates to a gas emptying devices of gas flow test.
Background
Valves are pipe fittings used to open and close pipes, control flow direction, regulate and control parameters (temperature, pressure and flow) of a transport medium, and are classified into shut-off valves, check valves, regulating valves, and the like according to their functions.
The valve can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like. The valves are further classified into cast iron valves, cast steel valves, stainless steel valves (201, 304, 316, etc.), chrome molybdenum steel valves, chrome molybdenum vanadium steel valves, dual-phase steel valves, plastic valves, nonstandard valves, etc. according to the material. The valve can be divided into a small-bore valve according to a nominal bore: a valve with nominal diameter DN less than or equal to 40 mm; and a middle drift diameter valve: a valve with a nominal diameter DN of 50-300 mm; large-bore valve: the nominal diameter DN is 350-1200 mm, and the extra-large diameter valve: and the nominal diameter DN is more than or equal to 1400 mm.
Before the valve is installed and used, a gas flow test needs to be carried out, in the test process, gas evacuation needs to be carried out, flowing gas is provided, but when the existing gas evacuation device is used for carrying out gas test, data are inaccurate.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned defects of the prior art, the embodiment of the utility model provides a gas emptying device for gas flow test, by arranging a plurality of electric valves and flowmeters, and connecting the electric valves and flowmeters with a computer, the gas flow around the valves can be read by the computer, and corresponding flow when setting a plurality of valve opening angles is used for drawing a valve flow curve, and then comparing fluid analysis, data correction is carried out, and finally a more accurate data is obtained, thereby solving the high cost brought by building a large-caliber valve flow device, reasonably utilizing an equal-proportion model to verify the correctness of CFD software data, by adding a valve take-off pressure test bench at the emptying position of the device, a pressure test for setting overflow valve and take-off pressure is carried out, and arranging a plurality of pressure gauges, the valve take-off pressure can be detected, and the availability of the device is increased, to solve the problems set forth in the background art described above.
In order to achieve the above object, the utility model provides a following technical scheme: a gas emptying device for gas flow test comprises a gas storage tank, a first gas transmission pipeline, a second gas transmission pipeline, a third gas transmission pipeline and a valve take-off pressure test bed, wherein the first gas transmission pipeline is connected with the bottom of the gas storage tank, the first gas transmission pipeline is connected with the second gas transmission pipeline through a manual ball valve, the second gas transmission pipeline is connected with the third gas transmission pipeline through an electric adjusting heat supply butterfly valve, a first branch pipe is arranged at the top of the second gas transmission pipeline close to one side of the electric heat supply butterfly valve, a second branch pipe is arranged at the top of the third gas transmission pipeline close to one side of the electric heat supply butterfly valve, the first branch pipe and the second branch pipe are connected through an electric adjusting three-eccentric butterfly valve, a first pressure gauge and a first gas flow meter are mounted on the second gas transmission pipeline, the first pressure gauge is arranged between the first branch pipe and the first gas flow meter, first gas flowmeter locates first manometer and between the manual ball valve, third gas transmission pipeline one end with the valve take-off pressure test bench is connected, be equipped with second manometer, second gas flowmeter and third manometer on the third gas transmission pipeline, second gas flowmeter locates the second manometer and between the third manometer, first gas flowmeter the electric control heat supply butterfly valve the electric control three eccentric butterfly valves with the computer is do not connected through the data line to the second gas flowmeter equallyd divide.
In a preferred embodiment, one end of the first gas transmission pipeline is connected with one end of the manual ball valve through a first flange, and one end of the second gas transmission pipeline is connected with the other end of the manual ball valve through a second flange.
In a preferred embodiment, the first flange is provided with a first gasket on the inner side, and the second flange is provided with a second gasket on the inner side.
In a preferred embodiment, a third sealing gasket is arranged at the joint of the second gas transmission pipeline and the electric regulating heat supply butterfly valve.
In a preferred embodiment, a fourth sealing gasket is arranged at the joint of the third gas transmission pipeline and the electric regulating heat supply butterfly valve.
In a preferred embodiment, a fifth sealing gasket is arranged at the joint of the first branch pipe and the electric adjusting triple offset butterfly valve.
In a preferred embodiment, a sixth sealing gasket is arranged at the joint of the second branch pipe and the electric adjusting triple offset butterfly valve.
In a preferred embodiment, the second pressure gauge is arranged on one side, close to the second branch pipe, of the outer wall of the third gas transmission pipeline, and the third pressure gauge is arranged below the valve take-off pressure test bed.
In a preferred embodiment, the gas storage tank inlet is connected with an air compressor.
The utility model discloses a technological effect and advantage:
1. the utility model discloses a set up a plurality of electric valves and flowmeters to be connected electric valve and flowmeter with the computer, available computer reads out the gas flow around the valve, and draw the valve flow curve with the flow that corresponds when setting for a plurality of valve opening angles with this, contrasts fluid analysis again, revises data, finally obtains a comparatively accurate data, solves the high cost that the building heavy-calibre valve flow device brought, rationally utilizes the exactness of equal proportion model verification CFD software data;
2. the utility model discloses an increase valve take-off pressure test platform in device evacuation department for the pressure testing of setting overflow valve and relief valve take-off pressure sets up a plurality of manometers, can detect valve take-off pressure, has increased the device's utilizability.
Drawings
Fig. 1 is a schematic view of the overall assembly of the present invention.
Fig. 2 is a schematic sectional view of the whole of the present invention.
Fig. 3 is a schematic diagram of the data connection of the present invention.
The reference signs are: the gas-liquid separator comprises a gas storage tank 1, a first gas pipeline 2, a second gas pipeline 3, a third gas pipeline 4, a valve take-off pressure test bed 5, a manual ball valve 6, an electric heat supply butterfly valve 7, a first branch pipe 8, a second branch pipe 9, an electric adjusting triple eccentric butterfly valve 10, a first pressure gauge 11, a first gas flowmeter 12, a second pressure gauge 13, a second gas flowmeter 14 and a third pressure gauge 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The gas emptying device for gas flow test shown in fig. 1-3 comprises a gas storage tank 1, a first gas transmission pipeline 2, a second gas transmission pipeline 3 and a third gas transmission pipeline 4, wherein the first gas transmission pipeline 2 is connected with the bottom of the gas storage tank 1, the first gas transmission pipeline 2 is connected with the second gas transmission pipeline 3 through a manual ball valve 6, the second gas transmission pipeline 3 is connected with the third gas transmission pipeline 4 through an electric adjusting heat supply butterfly valve 7, a first branch pipe 8 is arranged at the top of the second gas transmission pipeline 3 close to one side of the electric heat supply butterfly valve 7, a second branch pipe 9 is arranged at the top of the third gas transmission pipeline 4 close to one side of the electric heat supply butterfly valve 7, the first branch pipe 8 is connected with the second branch pipe 9 through an electric adjusting three-eccentric butterfly valve 10, and a first gas flowmeter 12 is arranged on the second gas transmission pipeline 3, the first gas flowmeter 12 is arranged between the first branch pipe 8 and the manual ball valve 6, the third gas pipeline 4 is provided with a second gas flowmeter 14, the second gas flowmeter 14 is arranged on one side of the second branch pipe 9, and the first gas flowmeter 12, the electric adjusting heat supply butterfly valve 7, the electric adjusting triple eccentric butterfly valve 10 and the second gas flowmeter 14 are respectively connected with a computer through data lines;
one end of the first gas transmission pipeline 2 is connected with one end of the manual ball valve 6 through a first flange plate, and one end of the second gas transmission pipeline 3 is connected with the other end of the manual ball valve 6 through a second flange plate;
a first sealing gasket is arranged on the inner side of the first flange plate, and a second sealing gasket is arranged on the inner side of the second flange plate;
a third sealing gasket is arranged at the joint of the second gas transmission pipeline 3 and the electric regulation heat supply butterfly valve 7;
a fourth sealing gasket is arranged at the joint of the third gas transmission pipeline 4 and the electric regulation heat supply butterfly valve 7;
a fifth sealing gasket is arranged at the joint of the first branch pipe 8 and the electric adjusting triple eccentric butterfly valve 10;
a sixth sealing gasket is arranged at the joint of the second branch pipe 9 and the electric adjusting triple eccentric butterfly valve 10;
and an air inlet of the gas storage tank 1 is connected with an air compressor.
The implementation mode is specifically as follows: when the device is used, the equal proportion flow test bed is established for a simulated vibration reduction butterfly valve system, the function principle is that an air compressor is used for conveying air into a gas storage tank 1, a computer is used for controlling the opening degree of an electric adjusting heat supply butterfly valve 7 and an electric adjusting triple eccentric butterfly valve 10 on a pipeline, then a manual ball valve 6 is opened, a first gas flowmeter 12 and a second gas flowmeter 14 are used for detecting the flow in front of and behind a valve and transmitting the detection data to the computer, the computer is used for reading the gas flow in front of and behind the valve and drawing a valve flow curve according to the corresponding flow when a plurality of valve opening angles are set, then the fluid is analyzed by using solidwork software, the data is corrected, and finally, more accurate data is obtained, the high cost brought by constructing a large-caliber valve flow device is solved, and the accuracy of CFD software data is verified by reasonably utilizing an equal proportion model.
The gas emptying device for the gas flow test shown in the attached drawing 1-2 further comprises a valve jump pressure test bed 5, a first pressure gauge 11, a second pressure gauge 13 and a third pressure gauge 15, wherein the first pressure gauge 11 is installed on the second gas transmission pipeline 3, the first pressure gauge 11 is arranged between the first branch pipe 8 and the first gas flowmeter 12, one end of the third gas transmission pipeline 4 is connected with the valve jump pressure test bed 5, the third gas transmission pipeline 4 is provided with the second pressure gauge 13 and the third pressure gauge 15, and the second pressure gauge 13 and the third pressure gauge 15 are respectively arranged at two sides of the second gas flowmeter 14;
the second pressure gauge 13 is arranged on one side, close to the second branch pipe 9, of the outer wall of the third gas transmission pipeline 4, and the third pressure gauge 15 is arranged below the valve take-off pressure test bed 5.
The implementation mode is specifically as follows: the valve take-off pressure test bed 5 is additionally arranged at the emptying part of the device and used for pressure test of setting the take-off pressure of the overflow valve and the pressure release valve, and a plurality of pressure gauges are arranged, so that the valve take-off pressure can be detected, and the usability of the device is increased.
The utility model discloses the theory of operation:
referring to the attached drawings 1-3 of the specification, by arranging a plurality of electric valves and flowmeters and connecting the electric valves and the flowmeters with a computer, the flow of gas in front of and behind the valves can be read by the computer, a valve flow curve is drawn according to the corresponding flow when a plurality of valve opening angles are set, then fluid analysis is compared, data is corrected, and finally accurate data is obtained, so that the high cost caused by building a large-caliber valve flow device is solved, and the accuracy of CFD software data is verified by reasonably utilizing an equal-proportion model;
further, referring to the attached figures 1-2 of the specification, a valve take-off pressure test bed 5 is additionally arranged at the emptying part of the device and used for pressure test of setting the take-off pressure of the overflow valve and the pressure release valve, and a plurality of pressure gauges are arranged, so that the valve take-off pressure can be detected, and the availability of the device is increased.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a gaseous emptying devices of gas flow test, includes gas holder (1), first gas transmission pipeline (2), second gas transmission pipeline (3), third gas transmission pipeline (4) and valve take-off pressure test platform (5), its characterized in that: the first gas transmission pipeline (2) is connected with the bottom of the gas storage tank (1), the first gas transmission pipeline (2) is connected with the second gas transmission pipeline (3) through a manual ball valve (6), the second gas transmission pipeline (3) is connected with the third gas transmission pipeline (4) through an electric adjusting heat supply butterfly valve (7), a first branch pipe (8) is arranged at the top of the second gas transmission pipeline (3) close to one side of the electric adjusting heat supply butterfly valve (7), a second branch pipe (9) is arranged at the top of the third gas transmission pipeline (4) close to one side of the electric adjusting heat supply butterfly valve (7), the first branch pipe (8) is connected with the second branch pipe (9) through an electric adjusting three-eccentric butterfly valve (10), a first pressure gauge (11) and a first gas flow meter (12) are installed on the second gas transmission pipeline (3), the first pressure gauge (11) is arranged between the first branch pipe (8) and the first gas flow meter (12), first gas flowmeter (12) are located first manometer (11) with between manual ball valve (6), third gas transmission pipeline (4) one end with valve take-off pressure test platform (5) are connected, be equipped with second manometer (13), second gas flowmeter (14) and third manometer (15) on third gas transmission pipeline (4), second gas flowmeter (14) are located second manometer (13) with between third manometer (15), first gas flowmeter (12) electric control heat supply butterfly valve (7) electric control three eccentric butterfly valves (10) with second gas flowmeter (14) are equallyd divide and are do not connected the computer through the data line.
2. A gas flow test gas evacuation device as claimed in claim 1, wherein: one end of the first gas transmission pipeline (2) is connected with one end of the manual ball valve (6) through a first flange plate, and one end of the second gas transmission pipeline (3) is connected with the other end of the manual ball valve (6) through a second flange plate.
3. A gas flow test gas evacuation device as claimed in claim 2, wherein: the inner side of the first flange plate is provided with a first sealing gasket, and the inner side of the second flange plate is provided with a second sealing gasket.
4. A gas flow test gas evacuation device as claimed in claim 1, wherein: and a third sealing gasket is arranged at the joint of the second gas transmission pipeline (3) and the electric adjusting heat supply butterfly valve (7).
5. The gas flow test gas evacuation device of claim 4, wherein: and a fourth sealing gasket is arranged at the joint of the third gas transmission pipeline (4) and the electric adjusting heat supply butterfly valve (7).
6. A gas flow test gas evacuation device as claimed in claim 1, wherein: and a fifth sealing gasket is arranged at the joint of the first branch pipe (8) and the electric adjusting three-eccentric butterfly valve (10).
7. A gas flow test gas evacuation device as claimed in claim 6, wherein: and a sixth sealing gasket is arranged at the joint of the second branch pipe (9) and the electric adjusting three-eccentric butterfly valve (10).
8. A gas flow test gas evacuation device as claimed in claim 1, wherein: the second pressure gauge (13) is arranged on one side, close to the second branch pipe (9), of the outer wall of the third gas transmission pipeline (4), and the third pressure gauge (15) is arranged below the valve take-off pressure test bed (5).
9. A gas flow test gas evacuation device as claimed in claim 1, wherein: and an air inlet of the gas storage tank (1) is connected with an air compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920927178.9U CN210221485U (en) | 2019-06-19 | 2019-06-19 | Gas emptying device for gas flow test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920927178.9U CN210221485U (en) | 2019-06-19 | 2019-06-19 | Gas emptying device for gas flow test |
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| Publication Number | Publication Date |
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| CN210221485U true CN210221485U (en) | 2020-03-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920927178.9U Active CN210221485U (en) | 2019-06-19 | 2019-06-19 | Gas emptying device for gas flow test |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112729721A (en) * | 2020-12-25 | 2021-04-30 | 苏州合能工业设备有限公司 | Sealing performance test system for butterfly valve under high-temperature condition |
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2019
- 2019-06-19 CN CN201920927178.9U patent/CN210221485U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112729721A (en) * | 2020-12-25 | 2021-04-30 | 苏州合能工业设备有限公司 | Sealing performance test system for butterfly valve under high-temperature condition |
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