CN213481620U - Gas-liquid separator for pressure calibration and pressure calibration system - Google Patents
Gas-liquid separator for pressure calibration and pressure calibration system Download PDFInfo
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- CN213481620U CN213481620U CN202022055989.XU CN202022055989U CN213481620U CN 213481620 U CN213481620 U CN 213481620U CN 202022055989 U CN202022055989 U CN 202022055989U CN 213481620 U CN213481620 U CN 213481620U
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Abstract
The utility model discloses a gas-liquid separator and a pressure calibration system for pressure calibration, which comprises a connecting seat and a gas-liquid separation cavity arranged on the connecting seat; the gas-liquid separation cavity comprises a cavity body, a liquid discharge port is arranged at the bottom of the cavity body and communicated with a liquid discharge pipeline, an electric control valve is arranged on the liquid discharge pipeline, an inlet of the cavity body is communicated with a pressure generation device, and an outlet of the cavity body is communicated with a pressure connection table or a pressure detection device to be checked. The utility model provides a vapour and liquid separator connects at the pressure connection bench, and small in size when remaining liquid flows in the pipeline, and remaining liquid carries out gas-liquid separation through vapour and liquid separator and filters out remaining liquid to reduce remaining liquid entering pressure generating equipment.
Description
Technical Field
The utility model relates to a pressure check-up technical field especially relates to a vapour and liquid separator and pressure check-up system for pressure check-up.
Background
Pressure detection equipment (such as a pressure gauge, a transmitter and the like) needs to be verified before leaving a factory or after being used for a period of time.
When verifying a pressure detection device (e.g., a pressure gauge, a transmitter, etc.), the pressure detection device is usually connected to a pressure generation device (e.g., a pressure controller) through a pipeline. If residual liquid is retained in a pipeline or a cavity of the pressure detection equipment, the residual liquid in the pressure detection equipment can easily flow in a pipeline between the pressure detection equipment and the pressure generation equipment along with the pressure change due to the lifting change of the pipeline pressure during detection, and if the residual liquid enters the pressure generation equipment connected with the pipeline, the pressure generation equipment is easy to break down.
When the pressure detection equipment is verified, how to reduce the residual liquid entering the pressure generation equipment is a technical problem to be solved.
SUMMERY OF THE UTILITY MODEL
The utility model provides a vapour and liquid separator and pressure check-up system for pressure check-up can reduce among the pressure measurement equipment residual liquid admission pressure generating equipment.
A pressure-verifying gas-liquid separator comprising:
a connecting seat 1, wherein a liquid discharge pipeline 26 and a pressure pipeline 27 with a pipeline inlet 11 and a pipeline outlet 12 are arranged on the connecting seat 1;
the gas-liquid separation chamber 2 is arranged on the connecting seat 1, the gas-liquid separation chamber 2 comprises a chamber body 24, a liquid discharge port 23 is arranged at the bottom of the chamber body 24, the chamber body 24 is connected between a pipeline inlet 11 and a pipeline outlet 12 of a pressure pipeline 27, the liquid discharge port 23 is communicated with a liquid discharge pipeline 26, and an electric control valve 4 for controlling the on-off of the liquid discharge pipeline 26 is arranged on the liquid discharge pipeline 26.
The bottom of the connecting seat 1 is provided with a liquid storage box 3, and a liquid discharge pipeline 26 is communicated with the liquid storage box 3 and is used for discharging liquid to the liquid storage box 3.
The liquid storage box 3 is detachably connected with the connecting seat 1.
A pipeline inlet 11 for communicating with a pressure generating device and a pipeline outlet 12 for communicating with a pressure connecting table or a pressure detecting device to be verified are arranged on the connecting seat 1, a cavity inlet 21 is arranged at the upper part of the cavity 24, a cavity outlet 22 is arranged at the lower part of the cavity 24, the cavity inlet 21 is communicated with the pipeline inlet 11, and the cavity outlet 22 is communicated with the pipeline outlet 12.
The cavity 24 is arranged inside the connecting socket 1.
The cavity 24 is embedded into the connecting seat 1, the sealing head 25 is arranged at the top of the cavity 24, and the sealing head 25 is arranged on the surface of the connecting seat 1.
The sealing head 25 is detachably connected with the cavity 24.
The connecting seat further comprises a pressure connector 5, and one end of the pressure connector 5 is arranged on the connecting seat 1 and communicated with a pressure pipeline 27.
The other end of the pressure connector 5 is connected with a pressure detection module 6.
The pressure verification system comprises a pressure generating device, a pressure connecting table or a pressure detection device to be verified, and further comprises the gas-liquid separator for pressure verification, wherein the pressure output end of the pressure generating device is connected with a pipeline inlet 11 of the gas-liquid separator, and a pipeline outlet 12 of the gas-liquid separator is connected with the pressure connecting table or the pressure detection device to be verified.
The utility model provides a vapour and liquid separator and pressure check-up system for pressure check-up, vapour and liquid separator connect at the pressure connection bench, and small in size when remaining liquid flows in the pipeline, and remaining liquid carries out gas-liquid separation through vapour and liquid separator and filters out remaining liquid to reduce remaining liquid entering pressure generating equipment.
Drawings
Fig. 1 is a schematic structural diagram of a gas-liquid separator according to an embodiment of the present invention;
fig. 2 is a schematic internal sectional view of a gas-liquid separator according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a pressure calibration system according to an embodiment of the present invention.
Detailed Description
The present invention will be described in more detail and further illustrated with reference to specific examples, which are not intended to limit the present invention in any way.
Example 1
As shown in fig. 1 and 2, the present embodiment provides a gas-liquid separator for pressure verification, including:
a connecting socket 1 provided with a drainage line 26 and with a pressure line 27 having a line inlet 11 and a line outlet 12;
a gas-liquid separation cavity 2 arranged on the connecting seat 1;
the gas-liquid separation cavity 2 comprises a cavity 24, a cavity inlet 21 is arranged at the upper part or the top of the cavity 24, a cavity outlet 22 is arranged at the lower part of the cavity 24, a liquid discharge port 23 is arranged at the bottom of the cavity 24, the cavity 24 is connected between a pipeline inlet 11 and a pipeline outlet 12 of a pressure pipeline 27 through the cavity inlet 21 and the cavity outlet 22, and the liquid discharge port 23 is communicated with a liquid discharge pipeline 26.
Wherein, the cavity inlet 21 and the cavity outlet 22 have a height difference in the longitudinal direction, and the liquid discharge port 23 is arranged at the bottom of the cavity 24 and is longitudinally lower than the cavity inlet 21 and the cavity outlet 22.
Wherein, an electric control valve 4 for controlling the on-off of the liquid discharge pipeline 26 is arranged on the liquid discharge pipeline 26, and the cavity inlet 21 is communicated with the pressure generating equipment.
Wherein, stock solution box 3 is installed to connecting seat 1 bottom, stock solution box 3 and connecting seat 1 demountable installation, drainage pipeline 26 is to stock solution box 3 flowing back.
Wherein, pipeline entry 11 and pipeline export 12 set up on connecting seat 1, and cavity entry 21 passes through pipeline entry 11 and communicates with pressure generating equipment, and cavity export 22 passes through pipeline export and pressure connection platform intercommunication.
Wherein the cavity 24 is arranged inside the connection socket 1.
Wherein, the cavity 24 is embedded on the connecting seat 1, and the top of the cavity 24 is provided with a sealing head 25.
Wherein, the sealing head 25 is detachably connected with the cavity 24.
The gas-liquid separator for pressure verification further comprises a pressure connector 5, wherein one end of the pressure connector 5 is arranged on the connecting seat 1 and communicated with a pressure pipeline 27.
Wherein, the other end of the pressure connector 5 is connected with the pressure detection module 6.
The utility model provides a vapour and liquid separator connects at the pressure connection bench, and small in size when remaining liquid flows in the pipeline, and remaining liquid carries out gas-liquid separation through vapour and liquid separator and filters out remaining liquid to reduce remaining liquid entering pressure generating equipment.
The gas-liquid separator of this embodiment is at the accurate control flowing back of check-up back accessible electric control valve, and residual liquid is discharged into the stock solution box through the drainage pipeline from the cavity to realize that the raffinate is concentrated and is collected. The gas-liquid separator is also provided with a pressure detection module, so that the pipeline pressure is detected through the pressure detection module, and the pressure control is facilitated.
Example 2
The utility model provides a gas-liquid separator, which is used for realizing gas-liquid separation of a pressure calibration stand, and comprises a connecting seat 1, a gas-liquid separation cavity 2, a liquid storage box 3 and an electric control valve 4, as shown in figures 1 and 2; wherein, set up gas-liquid separation chamber 2, stock solution box 3 and electric control valve 4 on the connecting seat 1, set up the pressure line 27 that has pipeline entry 11 and pipeline export 12 in the connecting seat 1, pipeline entry 11 is used for being connected with pressure generating equipment, and pipeline export 12 is connected with pressure connection platform (pressure connection bench connection pressure measurement equipment). The line inlet 11 and line outlet 12 may be provided with connectors, such as G1/4 male connectors, that mate with the pressure generating device and the pressure connection station.
The gas-liquid separation cavity 2 comprises a cavity 24, and the cavity 24 is arranged inside the connecting seat 1 or embedded on the connecting seat 1. The upper part or the top of the cavity is provided with a cavity inlet 21 and a lower cavity outlet 22, the cavity inlet 21 is connected with the pipeline inlet 11 through a pipeline, and the cavity outlet 22 is connected with the pipeline outlet 12 through a pipeline. The bottom of the cavity 24 is provided with a liquid outlet 23. The cavity inlet 21 and the cavity outlet 22 have a height difference in the longitudinal direction, and the liquid discharge port 23 is arranged at the bottom of the cavity 24 and is lower than the cavity inlet 21 and the cavity outlet 22 in the longitudinal direction. The liquid discharge port 23 discharges liquid to the liquid storage case 3 through the liquid discharge pipe 26. The top of the cavity 24 is provided with a sealing head 25, the sealing head 25 is positioned on the surface of the connecting seat 1 and can be detached (like a threaded detachable structure), and the inside of the cavity 24 can be cleaned after the detachment, so that residues in the cavity are reduced, and the gas-liquid separation effect is improved.
The electric control valve 4 is arranged on the drainage pipeline 26 and controls the on-off of the drainage pipeline 26. The electric control valve 4 is an electromagnetic valve, and an electric control valve connection socket 41 is further arranged to supply power to the electric control valve 4 so as to control the on-off of the electromagnetic valve. When the pressure generating device pressurizes a pressure detecting device (the pressure detecting device is installed on the pressure connection table), the electric control valve 4 is in a disconnected state to ensure the air tightness of the whole passage; after the verification is finished, when liquid needs to be discharged from the cavity 24 of the gas-liquid separation cavity 2, the electric control valve 4 is in an open state, and the liquid in the cavity 24 is discharged into the liquid storage box 3.
The utility model provides a vapour and liquid separator still includes pressure connector 5, and the one end of pressure connector 5 is established on connecting seat 1 and with the pipeline intercommunication between 1 inside pipeline entry 11 of connecting seat and cavity entry 21. The other end of pressure connection head 5 sets up pressure detection module 6, and pressure detection module 6 is used for detecting pipeline pressure and feeds back to pressure generating equipment in real time to pressure generating equipment adjusts pressure in real time according to the pressure data that the feedback obtained, and pressure detection module 6 can also monitor the inside pressure of vapour and liquid separator, checks the degree of accuracy of pressure generating equipment in the check-up, thereby guarantees the credibility of check-up result. Pressure connection socket 61 is arranged on pressure detection module 6, and pressure connection socket 61 supplies power for pressure detection module 6 and transmits detection data for pressure detection module 6.
One end that pressure connection head 5 and pressure detection module 6 are connected still sets up block structure, and block structure is shutoff bolt or automatic shutoff head, provides sealed shutoff for vapour and liquid separator when not connecing pressure detection module 6 to prevent that atmosphere from getting into the inside pipeline of connecting seat 1.
The utility model provides a vapour and liquid separator's theory of operation does:
after the calibration is finished, gas generated by the pressure generating equipment and liquid remained in the pressure detecting equipment form gas-liquid mixture countercurrent due to the pressure reduction in the pipeline, the gas and the liquid flow into the gas-liquid separator through the pipeline outlet 12 and then enter the cavity 24 of the gas-liquid separation cavity through the cavity outlet 22, the gas density rises to the upper part of the cavity 24 due to the fact that the height of the cavity inlet 21 is higher than that of the cavity outlet 22, and the liquid density sinks to the lower part of the cavity 24, so that gas-liquid separation is realized; the electric control valve 4 on the control liquid discharge pipeline 26 opens the liquid discharge pipeline 26, and the separated liquid is discharged from the liquid discharge port 23 to the liquid storage box 3 through the liquid discharge pipeline 26.
The utility model provides a vapour and liquid separator connects at the pressure connection bench, and small in size when remaining liquid flows in the pipeline, and remaining liquid carries out gas-liquid separation through vapour and liquid separator and filters out remaining liquid to reduce remaining liquid entering pressure generating equipment.
The gas-liquid separator of this embodiment is at the accurate control flowing back of check-up back accessible electric control valve, and residual liquid is discharged into the stock solution box through the drainage pipeline from the cavity to realize that the raffinate is concentrated and is collected. The gas-liquid separator is also provided with a pressure detection module, so that the pipeline pressure is detected through the pressure detection module, and the pressure control is facilitated.
Example 3
The utility model also provides a pressure check-up system, as shown in fig. 3, including pressure production equipment I, above-mentioned vapour and liquid separator III and pressure connection platform II (be used for connecting pressure measurement equipment), the pressure output end of pressure production equipment is connected with vapour and liquid separator's pipeline entry 11, and vapour and liquid separator's pipeline export 12 is connected with pressure connection platform II (be used for connecting pressure measurement equipment).
In this embodiment, set up a plurality of connectors on the pressure connection platform II, the connector is used for connecting pressure detection equipment. While the pressure generating device i of this embodiment is an intelligent pressure controller (having both pressure output and detection functions), it should be understood that the pressure generating device i of other embodiments may be a manual pressure source (e.g., a manual pressure pump).
The specific structure and connection relationship of the liquid separator iii of the present embodiment can be referred to the above-described liquid separator embodiment.
The working principle of the pressure verification system of the embodiment is as follows:
in the checking process, the liquid discharge pipeline 26 is closed through the electric control valve 4 on the gas-liquid separator III, the pressure generating equipment I outputs pressure gas (or liquid) according to a set value, the pressure gas (or liquid) enters the gas-liquid separator III through the pipeline inlet 11 of the gas-liquid separator, and enters the pressure detecting equipment II through the cavity inlet 21, the cavity 24, the cavity outlet 22 and the pipeline outlet 12 in sequence to check the pressure detecting equipment. During the verification process, the detection module 6 may be configured to perform synchronous detection on the pressure in the pipeline and output the detected data (e.g., to the intelligent pressure controller).
In the pressure relief process after the verification is finished, a gas-liquid mixture enters the gas-liquid separator III through the pipeline outlet 12 and then enters the cavity 24 of the gas-liquid separation cavity 2 through the cavity outlet 22 to realize gas-liquid separation, the gas flows back to the pressure controller through the cavity inlet 21 on the cavity 24, the liquid is gathered in the cavity 24, the electric control valve 4 on the liquid discharge pipeline 26 is opened, and the liquid in the cavity 24 is discharged to the liquid storage box 3 through the liquid discharge port 23 and the liquid discharge pipeline 26.
The pressure calibration system of this embodiment, vapour and liquid separator connect on the pressure connection platform, and small in size when remaining liquid flows in the pipeline, and remaining liquid carries out gas-liquid separation through vapour and liquid separator and filters out remaining liquid to reduce remaining liquid entering pressure generating equipment.
In the pressure calibration system of the embodiment, the gas-liquid separator can accurately control liquid discharge through the electric control valve after calibration, and residual liquid is discharged into the liquid storage box through the liquid discharge pipeline in the cavity, so that residual liquid is collected in a centralized manner. The gas-liquid separator is also provided with a pressure detection module, so that the pipeline pressure is detected through the pressure detection module, and the pressure control is facilitated.
The present embodiment will be described only briefly with reference to the gas-liquid separator, and the more specific structure and operation of the gas-liquid separator are realized by referring to the above-mentioned embodiments of the gas-liquid separator.
The present invention is not limited to the embodiments described in detail in one embodiment, and other embodiments may be referred to.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of replacements, improvements and decorations can be made without departing from the principle of the present invention, and these replacements, improvements and decorations also belong to the protection scope of the present invention.
Claims (10)
1. A gas-liquid separator for pressure verification, comprising:
the device comprises a connecting seat (1), wherein a liquid discharge pipeline (26) and a pressure pipeline (27) with a pipeline inlet (11) and a pipeline outlet (12) are arranged on the connecting seat (1);
the gas-liquid separation chamber (2) is arranged on the connecting seat (1), the gas-liquid separation chamber (2) comprises a chamber body (24), a liquid discharge port (23) is formed in the bottom of the chamber body (24), the chamber body (24) is connected between a pipeline inlet (11) and a pipeline outlet (12) of a pressure pipeline (27), the liquid discharge port (23) is communicated with a liquid discharge pipeline (26), and an electric control valve (4) used for controlling the on-off of the liquid discharge pipeline (26) is arranged on the liquid discharge pipeline (26).
2. The gas-liquid separator for pressure verification according to claim 1, wherein a liquid storage box (3) is arranged at the bottom of the connecting seat (1), and the liquid discharge pipeline (26) is communicated with the liquid storage box (3).
3. The gas-liquid separator for pressure verification according to claim 2, wherein the liquid storage box (3) is detachably connected to the connecting base (1).
4. The gas-liquid separator for pressure verification according to claim 3, wherein a pipeline inlet (11) for communicating with a pressure generating device and a pipeline outlet (12) for communicating with a pressure connection table or a pressure detecting device to be verified are provided on the connection base (1), a cavity inlet (21) is provided at an upper portion of the cavity (24), a cavity outlet (22) is provided at a lower portion of the cavity (24), the cavity inlet (21) communicates with the pipeline inlet (11), and the cavity outlet (22) communicates with the pipeline outlet (12).
5. The gas-liquid separator for pressure verification according to claim 1, wherein the cavity (24) is provided inside the connecting seat (1).
6. The gas-liquid separator for pressure verification according to claim 1, wherein the cavity (24) is embedded in the connecting seat (1), a sealing head (25) is arranged on the top of the cavity (24), and the sealing head (25) is arranged on the surface of the connecting seat (1).
7. The gas-liquid separator for pressure verification according to claim 6, wherein the sealing head (25) is detachably connected with the cavity (24).
8. The gas-liquid separator for pressure verification according to any one of claims 1 to 7, further comprising a pressure connector (5), wherein one end of the pressure connector (5) is arranged on the connecting seat (1) and communicated with the pressure pipeline (27).
9. The gas-liquid separator for pressure verification according to claim 8, wherein the other end of the pressure connector (5) is connected with the pressure detection module (6).
10. A pressure verification system, comprising a pressure generating device, a pressure connection table or a pressure detection device to be verified, characterized by further comprising the gas-liquid separator for pressure verification as claimed in any one of claims 1 to 9, wherein the pressure output end of the pressure generating device is connected with the pipeline inlet (11) of the gas-liquid separator, and the pipeline outlet (12) of the gas-liquid separator is connected with the pressure connection table or the pressure detection device to be verified.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022055989.XU CN213481620U (en) | 2020-09-18 | 2020-09-18 | Gas-liquid separator for pressure calibration and pressure calibration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022055989.XU CN213481620U (en) | 2020-09-18 | 2020-09-18 | Gas-liquid separator for pressure calibration and pressure calibration system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213481620U true CN213481620U (en) | 2021-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022055989.XU Active CN213481620U (en) | 2020-09-18 | 2020-09-18 | Gas-liquid separator for pressure calibration and pressure calibration system |
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| Country | Link |
|---|---|
| CN (1) | CN213481620U (en) |
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2020
- 2020-09-18 CN CN202022055989.XU patent/CN213481620U/en active Active
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