CN212963827U - Pressure check connecting table and pressure check system - Google Patents
Pressure check connecting table and pressure check system Download PDFInfo
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- CN212963827U CN212963827U CN202022040593.8U CN202022040593U CN212963827U CN 212963827 U CN212963827 U CN 212963827U CN 202022040593 U CN202022040593 U CN 202022040593U CN 212963827 U CN212963827 U CN 212963827U
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Abstract
The utility model provides a pressure check connection platform and pressure check system for check-up is in batches checked pressure equipment, and this pressure check connection platform includes base, pressure input interface, is used for connecting by a plurality of pressure connectors of checked pressure equipment and sets up the electricity on the base and survey the interface and integrate the change over switch module in the base, and the inside pipeline that has first end and second end that sets up of base, pressure input interface connection to the pipeline first end, every pressure connector respectively with the pipeline second end intercommunication, electricity are surveyed the interface and are used for the electricity to be connected by check-up pressure equipment, change over switch module electricity are connected and are surveyed the interface, survey the different power of interface switching for the electricity. The utility model discloses an integrated change over switch module of platform is connected in pressure check-up can realize that multichannel pressure instrument supplies power and check-up simultaneously.
Description
Technical Field
The utility model relates to a pressure detection field, concretely relates to pressure check connects platform and pressure check-up system.
Background
When the pressure check connection platform is used for checking pressure equipment (such as a pressure gauge, a pressure transmitter and the like) in batches, the pressure gas source is connected with the pressure equipment to be checked, and a plurality of pressure connectors are usually arranged to realize batch pressure equipment checking. In practice, some pressure devices (such as pressure transmitters) need to be electrically connected during inspection, and power switching is sometimes needed when a pressure connection station is used for inspecting such pressure devices.
The common power supply switching mode is that the pressure connection table is connected and matched with another split type change-over switch to realize power supply switching. The pressure connection table in the implementation mode is usually designed separately from another change-over switch, so that the pressure connection table is inconvenient to carry and is inconvenient for pressure verification operation.
SUMMERY OF THE UTILITY MODEL
The utility model provides a platform and pressure check-up system are connected in pressure check-up, with change over switch integration in pressure connection platform.
The utility model adopts the following technical scheme:
a pressure-verified connection station, comprising:
a base (1) in which a pipe having a first end and a second end is provided;
a pressure input interface (11) connected to the first end of the tubing;
the pressure connectors (2) are respectively communicated with the second end of the pipeline, and are used for connecting pressure equipment to be verified;
an electrical measurement interface (12) arranged on the base (1) for electrically connecting the pressure device to be verified;
integrate in change over switch module (3) of base (1), a plurality of power supplies are connected to change over switch module (3) one end, change over switch module (3) other end electricity is connected and is surveyed interface (12), does electricity is surveyed interface (12) and is switched different power.
Optionally, the number of the electrical testing interfaces (12) is multiple, and each electrical testing interface (12) corresponds to one pressure connector (2).
Optionally, the change-over switch module (3) includes a plurality of switch sets, and each switch set is correspondingly connected with one connecting electrical measurement interface (12).
Optionally, the pressure check connection table further comprises a power supply module (4), each switch group comprises a first switch and a second switch, one end of the first switch is connected with one end of the second switch in series, a connection electric measurement interface (12) is connected at the series connection point, the other end of the first switch is connected with the power supply module, and the other end of the second switch is connected with an external power supply.
Optionally, the power module has the same value as the external power output quantity.
Optionally, the output of the power module and the external power supply is 24V dc voltage.
Optionally, the base 1 is provided with a power socket (15), the power module is arranged in the base (1), and the power module is electrically connected with the power socket (15).
The base (1) is provided with an electric connection port (13) for accessing the external power supply, and the second switch is accessed to the external power supply through the electric connection port (13).
Optionally, the pressure verification connection station further includes a stop valve disposed between the first end and the second end of the pipeline.
Optionally, the pressure verification connection platform further includes a communication interface (14), the communication interface (14) is coupled with the change-over switch module (3), and the communication interface (14) is connected to the control signal to control the action of the change-over switch module (3).
A pressure calibration system comprises a pressure controller and the pressure calibration connection table;
the pressure controller is provided with a pressure output port and a signal output end;
the pressure input interface (11) of the pressure verification connection table is connected with the pressure output port of the pressure controller, and the change-over switch module (3) of the pressure verification connection table is connected with the signal output end of the pressure controller.
The utility model discloses pressure check-up connects platform and pressure check-up system is through integrateing change over switch in the pressure connection platform to through the pressure connection bench electricity survey interface connection to by check-up pressure equipment, realize for being connected by check-up pressure equipment switching power supply, portable and check-up operation.
Drawings
Fig. 1A is a schematic perspective view of an embodiment of a pressure calibration connection table according to the present invention;
fig. 1B is a schematic view of the interface layout of the pressure calibration connection platform of the present invention;
FIG. 2 is a schematic diagram of the internal electrical connection of the pressure calibration connection table of the present invention;
fig. 3 is a schematic structural view of a change-over switch module of the pressure calibration connection table of the present invention;
fig. 4 is a schematic structural diagram of the pressure calibration system of the present invention.
The main labels are as follows:
01-pressure check connection table;
1-base, 11-pressure input port, 12-electrical testing interface, 13-electrical connection port, 14-communication interface and 15-power socket;
2-a pressure connector; 3-a change-over switch module, 31-a switch group; 4-a power supply module; 5-the pressure device to be verified;
02-pressure controller;
21-pressure outlet, 22-electrical connection terminal.
Detailed Description
The following detailed description is made on the pressure calibration connection platform and the pressure calibration system according to the present invention with reference to the specific embodiments and the accompanying drawings. In the following description, different "one embodiment" or "an embodiment" refers to not necessarily the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
As shown in fig. 1A and 1B, the pressure verification connection station of the present embodiment includes:
the device comprises a base 1, wherein a pipeline with a first end and a second end is arranged in the base 1;
the pressure input interface 11 is arranged on the base 1, and the pressure input interface 11 is connected to a first end of the pipeline;
a plurality of pressure connectors 2 arranged on the base 1, wherein each pressure connector 2 is respectively communicated with the second end of the pipeline and is used for connecting a pressure device to be verified (not shown in the figure);
an electrical measurement interface 12 arranged on the base 1 for electrically connecting the pressure equipment to be verified;
the base 1 is integrated with a change-over switch module 3 (as shown in fig. 2), one end of the change-over switch module 3 is connected with a plurality of power supplies, the other end of the change-over switch module 3 is electrically connected with an electrical measurement interface 12, and different power supplies are switched for the electrical measurement interface 12, so that different power supplies are switched for pressure equipment 5 (such as a pressure gauge, a pressure switch, a pressure transmitter and the like) to be verified, which is connected with the electrical measurement interface 12.
The specification of the pressure connector 2 is M20 × 1.5 or other types, and the pressure input interface 11 is a G1/4 interface or other interfaces.
In this embodiment, the pressure device to be verified includes, but is not limited to, a pressure gauge, a pressure switch, a pressure transmitter, etc.
As shown in fig. 2, in the present embodiment, the change-over switch module 3 may be disposed inside the base 1.
It should be understood that the pressure input interface 11 is disposed on the side of the base 1, and may also be disposed at a position visible from the outside of the base 1, and the present embodiment is not limited to the specific position thereof.
In this embodiment, the pressure connector 2 is disposed on the upper surface of the base 1, and is used to connect pressure equipment (such as a pressure gauge, a pressure switch, and a pressure transmitter) to be checked.
As shown in fig. 1A, a plurality of electrical measurement interfaces 12 are provided, and each electrical measurement interface 12 corresponds to one pressure connector 2, for example, one-to-one. During specific calibration, the connecting line connected with the pressure equipment to be calibrated (such as a pressure gauge, a pressure switch, a pressure transmitter and the like) on the corresponding pressure connector 2 is plugged in the corresponding electrical measurement interface 12, so that power supply for the pressure equipment to be calibrated is realized, and the output quantity of the pressure equipment to be calibrated is detected.
As shown in fig. 2, the pressure verification connection platform of the present embodiment further includes a power module 4, the power module 4 is disposed on the base 1, and the power module 4 is connected to the switch module 3.
The 24V electric signal output by the power module 4 is connected to a plurality of electric measuring interfaces 12 arranged on the base 1 through the switch module 3, and the electric measuring interfaces 12 are in one-to-one correspondence with the pressure connectors 2.
The power module 4 may be a 24V battery, or a power conversion module, which converts a high-voltage power supply (for example, 220V ac) connected through a power socket 15 provided on the base 1 into 24V dc. During specific calibration, the power module 4 and one of the external power supplies are switched through the change-over switch module 3, and are electrically connected with a calibrated pressure device (such as a pressure gauge, a pressure switch, a pressure transmitter and the like) connected with the pressure connector 2 through the electrical measurement interface 12.
Specifically, as shown in fig. 3, the change-over switch module 3 includes a plurality of switch groups 31, and each switch group 31 is correspondingly connected to one of the connection electrical measurement interfaces 12. Each switch group comprises a first switch and a second switch, one end of the first switch is connected with one end of the second switch in series, a connection electric measuring interface 12 is connected at the series connection point, the other end of the first switch is connected with a power supply module 4 arranged in the base 1, and the other end of the second switch is connected with an external power supply.
Specifically, as shown in fig. 1B, the base 1 is provided with an electrical connection port 13, and the second switch is connected to an external power source (e.g., a pressure controller) through the electrical connection port 13. Likewise, the output of the pressure device (e.g., pressure gauge, pressure switch, pressure transmitter, etc.) being verified can also be transmitted to other devices (e.g., pressure controller) via the electrical connection 13.
In this embodiment, the power module 4 and the external power output have the same value, for example, both provide 24V dc voltage. The equivalent values of the output quantities may be equal in voltage value, equal in current value, equal in voltage value and equal in current value.
The pressure check connection station of this embodiment also includes a shutoff valve (not shown in the figures) disposed between the first and second ends of the pipeline.
The pressure check connection station of this embodiment further includes a communication interface 14, the communication interface 14 is coupled to the switch module 3, and the communication interface 14 is used for accessing a control signal (for example, a control signal of a controller) to control the switch module 3 to operate.
The communication interface 14 may be an RS232 interface or other interfaces.
The pressure check of this embodiment connects the platform, connects the platform with pressure and change over switch is integrated as an organic whole, measures interface 12 through the electricity and is connected to by the check-up pressure equipment to convenient to carry is convenient for the check-up operation.
The present embodiment provides a pressure calibration system, as shown in fig. 4, the system includes a pressure controller 02 and a pressure calibration connection station 01 provided in the above embodiments;
the pressure controller 02 is provided with a pressure output port 21 and an electric connection terminal 22;
the pressure input interface 11 of the pressure verification connection table 01 is connected with the pressure output port 21 of the pressure controller, and the change-over switch module 3 is connected with the electric connection terminal 22 of the pressure controller.
As shown in fig. 2, the pressure verification connection platform 01 of the present embodiment includes a power module 4, the power module 4 is disposed on the base 1, and the power module 4 is connected to the switch module 3.
Specifically, as shown in fig. 3, the change-over switch module 3 includes a plurality of switch groups 31, and each switch group 31 is correspondingly connected to one of the connection electrical measurement interfaces 12. Each switch group comprises a first switch and a second switch, one end of the first switch is connected with one end of the second switch in series, a connection electric measuring interface 12 is connected at the series connection point, the other end of the first switch is connected with a power supply module 4 arranged in the base 1, and the other end of the second switch is connected with an external power supply.
Specifically, as shown in fig. 1B, the base 1 is provided with an electrical connection port 13, and the second switch is connected to an external power source (e.g., a pressure controller) through the electrical connection port 13. Likewise, the output of the pressure device (e.g., pressure gauge, pressure switch, pressure transmitter, etc.) being verified can also be transmitted to other devices (e.g., pressure controller) via the electrical connection 13.
The 24V electric signal output by the power module 4 is connected to a plurality of electric measuring interfaces 12 arranged on the base 1 through the switch module 3, and the electric measuring interfaces 12 are in one-to-one correspondence with the pressure connectors 2.
The power module 4 may be a 24V battery, or a power conversion module, which converts a high-voltage power supply (for example, 220V ac) connected through a power socket 15 provided on the base 1 into 24V dc. During specific calibration, the power module 4 and one of the external power supplies are switched through the change-over switch module 3, and are electrically connected with a calibrated pressure device (such as a pressure gauge, a pressure switch, a pressure transmitter and the like) connected with the pressure connector 2 through the electrical measurement interface 12.
The pressure verification connection station 01 of the present embodiment further includes a communication interface 14, and the communication interface 14 is coupled with the change-over switch module 3. The control signal of the pressure controller 02 is connected to the pressure verification connection station 01 through the communication interface 14, and is used for controlling the action of the change-over switch module 3, and disconnecting and connecting a certain electrical measurement interface 12, so as to control the electrical connection of the verified pressure equipment connected to the pressure connector 2, such as the electrical connection terminal 22 connected to the pressure controller 02 or the power module 4.
The pressure verification connection table 01 of the pressure verification system of the present embodiment will be described in more detail with reference to the above-described pressure verification connection table embodiment.
The pressure calibration system of this embodiment contains and connects the platform with pressure connection platform and the integrated pressure calibration of change over switch, connects the electrical measuring interface connection on the platform to by the check-up pressure equipment through pressure calibration to be convenient for the check-up operation.
It will be understood by those skilled in the art that these examples or embodiments are for illustrative purposes only and are not intended to limit the scope of the present invention, and that various equivalent modifications and changes may be made without departing from the scope of the present invention.
Claims (10)
1. A pressure-check connection station, comprising:
a base (1) in which a pipe having a first end and a second end is provided;
a pressure input interface (11) connected to the first end of the tubing;
the pressure connectors (2) are respectively communicated with the second end of the pipeline, and are used for connecting pressure equipment to be verified;
an electrical measurement interface (12) for electrically connecting the pressure equipment to be verified, arranged on the base (1);
integrate in change over switch module (3) of base (1), a plurality of power supplies are connected to change over switch module (3) one end, and the electric interface (12) is surveyed to the other end electricity connection, does electric interface (12) switch different power.
2. Pressure-check connection station according to claim 1, characterized in that a plurality of electrical measurement interfaces (12) are provided, one pressure-connection head (2) for each electrical measurement interface (12).
3. Pressure-checking connection station according to claim 2, characterized in that the diverter switch module (3) comprises a plurality of switch groups, each switch group being connected to a respective connection electrical testing interface (12).
4. The pressure check connection table as claimed in claim 3, further comprising a power supply module (4), wherein each switch group comprises a first switch and a second switch, one end of the first switch is connected with one end of the second switch in series, a connection electric measurement interface (12) is connected to the series connection point, the other end of the first switch is connected with the power supply module (4), and the other end of the second switch is connected with an external power supply.
5. Pressure-check connection station according to claim 4, characterized in that the power supply module (4) has the same value as the external power supply output.
6. Pressure-check connection station according to claim 4, characterized in that the base (1) is provided with a power socket (15), the power module being built into the base (1), the power module (4) being electrically connected with the power socket (15).
7. Pressure-check connection station according to claim 4, characterized in that the base (1) is provided with an electrical connection port (13) for accessing the external power supply, and the second switch accesses the external power supply through the electrical connection port (13).
8. A pressure check connection pad as claimed in any one of claims 1 to 7, further comprising: a shut-off valve disposed between the first end and the second end of the pipeline.
9. A pressure check connection pad as claimed in any one of claims 1 to 7, further comprising: a communication interface (14) for accessing the control signal, the communication interface (14) being coupled with the diverter switch module (3).
10. A pressure verification system comprising a pressure controller and a pressure verification connection station as claimed in any one of claims 1 to 9;
the pressure controller is provided with a pressure output port and an electric connecting terminal;
pressure input interface (11) of pressure check connection platform are connected pressure controller the pressure delivery outlet, change over switch module (3) of pressure check connection platform are connected pressure controller the electric connection terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022040593.8U CN212963827U (en) | 2020-09-17 | 2020-09-17 | Pressure check connecting table and pressure check system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022040593.8U CN212963827U (en) | 2020-09-17 | 2020-09-17 | Pressure check connecting table and pressure check system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212963827U true CN212963827U (en) | 2021-04-13 |
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ID=75369363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022040593.8U Active CN212963827U (en) | 2020-09-17 | 2020-09-17 | Pressure check connecting table and pressure check system |
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| Country | Link |
|---|---|
| CN (1) | CN212963827U (en) |
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2020
- 2020-09-17 CN CN202022040593.8U patent/CN212963827U/en active Active
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