Power supply device for oil and gas pipeline and test pile for oil and gas pipeline

Abstract

The embodiment of the utility model provides a power supply device for an oil and gas pipeline and a test pile for the oil and gas pipeline. The power supply device comprises a battery pack which is connected with data acquisition equipment on a test pile of an oil and gas pipeline, is provided with a battery pack charging interface in a reserved manner, and comprises a plurality of rechargeable batteries for supplying power to the data acquisition equipment; the first end of the battery pack charging connecting line is connected with the battery pack charging interface, and the second end of the battery pack charging connecting line is connected with the charger; and two ends of the charger are respectively connected with the power supply and the battery pack charging connecting line for charging the battery pack through the battery pack charging connecting line. The power supply device for the oil and gas pipeline can supply power to the data acquisition equipment on the test pile of the oil and gas pipeline through the battery pack, can charge the battery pack through the reserved battery pack charging interface, prolongs the service life of the battery pack, improves the repeated utilization rate of the battery pack, and is low in cost and easy to repair and maintain.

Description

Technical Field

[0001] The present application relates to the technical field of power supply equipment, and in particular to a power supply device for oil and gas pipelines and a test pile for oil and gas pipelines. Background Art

[0002] At present, cathodic protection data along the pipeline is generally collected on-site through an intelligent collector inside the test pile above the pipeline.

[0003] In the prior art, the power supply system of the intelligent data collector is mainly a power supply system of disposable lithium batteries and solar energy plus storage batteries. However, the power supply system based on disposable lithium batteries cannot be charged, and the utilization rate is low. If it is frequently replaced, the labor cost required is high. The power supply system based on batteries is generally set in an underground battery well, which is large in size. If the power supply fails, it is difficult to repair and maintain, and the cost of its accessories is high. Utility Model Content

[0004] The purpose of the embodiments of the present application is to provide a power supply device for an oil and gas pipeline and a test pile for an oil and gas pipeline, so as to solve the problem of low utilization rate of the power supply device of the data acquisition equipment on the oil and gas pipeline test pile in the prior art.

[0005] In order to achieve the above-mentioned object, the first aspect of the present application provides a power supply device for an oil and gas pipeline, comprising:

[0006] A battery pack is connected to a data acquisition device on a test pile of an oil and gas pipeline, the battery pack is provided with a battery pack charging interface, and the battery pack includes a plurality of rechargeable batteries for powering the data acquisition device;

[0007] A battery pack charging connection line, wherein a first end of the battery pack charging connection line is connected to the battery pack charging interface, and a second end of the battery pack charging connection line is connected to the charger;

[0008] The charger has two ends connected to the power source and the battery pack charging connection line respectively, and is used to charge the battery pack through the battery pack charging connection line.

[0009] In an embodiment of the present application, the device also includes: a connector; a battery pack positive and negative connecting wire, connecting the battery pack and the connector; a battery pack adapter, connecting the connector and a device charging interface of the data acquisition device.

[0010] In the embodiment of the present application, the battery pack adapter and the connector are detachably connected.

[0011] In an embodiment of the present application, the connector includes a first connector and a second connector, and the positive and negative connecting wires of the battery pack include: a positive connecting wire of the battery pack, a first end of the positive connecting wire of the battery pack is connected to the positive end of the battery pack, and a second end of the positive connecting wire of the battery pack is connected to the first connector; a negative connecting wire of the battery pack, a first end of the negative connecting wire of the battery pack is connected to the negative end of the battery pack, and a second end of the negative connecting wire of the battery pack is connected to the second connector.

[0012] In an embodiment of the present application, the connector includes a first connector and a second connector, and the battery pack adapter includes: a device charging connector, connected to the device charging interface; a first battery pack adapter, connecting the first connector and the device charging connector; and a second battery pack adapter, connecting the second connector and the device charging connector.

[0013] In the embodiment of the present application, the connection between the charger and the battery pack charging cable is detachable.

[0014] In the embodiment of the present application, the charger is a 18650 battery charger.

[0015] In an embodiment of the present application, the battery pack further includes: a lightning protection module connected in series with a plurality of rechargeable batteries.

[0016] In the embodiment of the present application, every two rechargeable batteries in the battery pack are connected by an aluminum sheet, and each of the two rechargeable batteries is fixed to the aluminum sheet by welding.

[0017] A second aspect of the present application provides a test pile for an oil and gas pipeline, characterized in that it comprises:

[0018] Data acquisition equipment, used to collect cathodic protection parameters of oil and gas pipelines;

[0019] The above-mentioned power supply device for oil and gas pipelines.

[0020] The above-mentioned power supply device for oil and gas pipelines can power the data acquisition equipment on the test pile of the oil and gas pipeline through the battery pack, and can charge the battery pack through the reserved battery pack charging interface. The service life and reuse rate of the battery pack are improved, the cost is low and it is easy to repair and maintain.

[0021] Other features and advantages of the embodiments of the present application will be described in detail in the subsequent specific implementation section. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The accompanying drawings are used to provide a further understanding of the embodiments of the present application and constitute a part of the specification. Together with the following specific implementations, they are used to explain the embodiments of the present application, but do not constitute a limitation on the embodiments of the present application. In the accompanying drawings:

[0023] Figure 1The structural block diagram of the power supply device for oil and gas pipeline according to the embodiment of the present application is schematically shown;

[0024] Figure 2 A schematic diagram of a power supply device for an oil and gas pipeline according to another embodiment of the present application is schematically shown. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. It should be understood that the specific implementation methods described herein are only used to illustrate and explain the embodiments of the present application, and are not used to limit the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of this application.

[0026] It should be noted that if the embodiments of the present application involve directional indications (such as up, down, left, right, front, back...), the directional indications are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0027] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the present application, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or suggesting their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in the field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by this application.

[0028] Figure 1 The structure block diagram of the power supply device for oil and gas pipeline according to the embodiment of the present application is schematically shown. Figure 1 As shown, in one embodiment of the present application, a power supply device 100 for an oil and gas pipeline is provided, comprising:

[0029] The battery pack 101 is connected to the data acquisition device on the test pile of the oil and gas pipeline. The battery pack has a battery pack charging interface reserved, and the battery pack includes a plurality of rechargeable batteries for powering the data acquisition device;

[0030] A battery pack charging connection line 102, a first end of the battery pack charging connection line is connected to the battery pack charging interface, and a second end of the battery pack charging connection line is connected to the charger;

[0031] The charger 103 has two ends connected to the power source and the battery pack charging connection line respectively, and is used to charge the battery pack through the battery pack charging connection line.

[0032] Data acquisition equipment is installed on the test pile of the oil and gas pipeline. The data acquisition equipment can refer to equipment that can collect cathodic protection parameters such as the on-off potential and AC current density of the oil and gas pipeline. The cathodic protection parameters of the pipeline are important data for judging the corrosion protection of the pipeline.

[0033] The data acquisition device needs electric energy support to realize its data acquisition function. The data acquisition device is connected to a battery pack. The battery pack includes a plurality of rechargeable batteries. In an embodiment of the present application, every two rechargeable batteries in the battery pack are connected by an aluminum sheet, and each of the two rechargeable batteries is welded and fixed to the aluminum sheet. The welding method can be tin soldering.

[0034] The battery pack is provided with a battery pack charging interface. The battery pack charging interface is connected to a first end of a battery pack charging connection line, and a second end of the battery pack charging connection line is connected to one end of a charger. The other end of the charger is connected to a power source. In the embodiment of the present application, the charger is a 18650 model battery charger. When the charger and the power source are powered on, the battery pack can be charged through the battery pack charging connection line.

[0035] In an embodiment of the present application, the device also includes: a connector; a battery pack positive and negative connecting wire, connecting the battery pack and the connector; a battery pack adapter, connecting the connector and a device charging interface of the data acquisition device.

[0036] The power supply device for oil and gas pipelines also includes a connector, a battery pack positive and negative connection wires, and a battery pack adapter wire. The battery pack is connected to one end of the connector through the battery pack positive and negative connection wires, and the other end of the connector is connected to the device charging interface of the data acquisition device through the battery pack adapter wire.

[0037] In the embodiment of the present application, the battery pack adapter is detachably connected to the connector. When the data acquisition devices installed on the test pile of the oil and gas pipeline are of different models, the type of power supply port can be changed by replacing the battery pack adapter with different model interfaces, so as to power different data acquisition devices.

[0038] In an embodiment of the present application, the connector includes a first connector and a second connector, and the positive and negative connecting wires of the battery pack include: a positive connecting wire of the battery pack, a first end of the positive connecting wire of the battery pack is connected to the positive end of the battery pack, and a second end of the positive connecting wire of the battery pack is connected to the first connector; a negative connecting wire of the battery pack, a first end of the negative connecting wire of the battery pack is connected to the negative end of the battery pack, and a second end of the negative connecting wire of the battery pack is connected to the second connector.

[0039] The connector includes a first connector and a second connector, and the positive and negative connection lines of the battery pack include a positive connection line of the battery pack and a negative connection line of the battery pack. The positive terminal of the battery pack is connected to the first end of the positive connection line of the battery pack, the second end of the positive connection line of the battery pack is connected to one end of the first connector, and the other end of the first connector is connected to the device charging interface of the data acquisition device through the battery pack adapter line. The negative terminal of the battery pack is connected to the first end of the negative connection line of the battery pack, the second end of the negative connection line of the battery pack is connected to one end of the second connector, and the other end of the second connector is connected to the device charging interface of the data acquisition device through the battery pack adapter line.

[0040] In an embodiment of the present application, the connector includes a first connector and a second connector, and the battery pack adapter includes: a device charging connector, connected to the device charging interface; a first battery pack adapter, connecting the first connector and the device charging connector; and a second battery pack adapter, connecting the second connector and the device charging connector.

[0041] The connector includes a first connector and a second connector, and the battery pack adapter includes a device charging connector, a first battery pack adapter and a second battery pack adapter. The first connector is connected to the device charging connector through the first battery pack adapter, and the second connector is connected to the device charging connector through the second battery pack adapter. The device charging connector is connected to the device charging interface of the data acquisition device.

[0042] In the embodiment of the present application, the charger and the battery pack charging connection line are detachably connected. When it is necessary to charge the data acquisition device installed on the oil and gas pipeline, the charger and the battery pack charging connection line can be detached, that is, the connection between the charger and the battery pack is disconnected, and the battery pack can be discharged to power the data acquisition device when it is connected to the data acquisition device. When it is necessary to charge the battery pack, the charger and the battery pack charging connection line can be connected, that is, the charger and the battery pack are connected. At this time, if the charger is connected to a power source, it can power the battery pack.

[0043] In the embodiment of the present application, the battery pack further includes: a lightning protection module connected in series with the plurality of rechargeable batteries. Installing the lightning protection module in the battery pack can prevent the battery pack from being subjected to strong electrical shocks, thereby ensuring normal power supply of the data acquisition device.

[0044] The above-mentioned power supply device for oil and gas pipelines includes a battery pack, a battery pack charging cable and a charger. The battery pack can be used to power data acquisition equipment on the test pile of the oil and gas pipeline, and the battery pack can be charged through a reserved battery pack charging interface. The service life and reuse rate of the battery pack are improved, the cost is low and it is easy to repair and maintain.

[0045] In an embodiment of the present application, a power supply device for an oil and gas pipeline is provided, the device comprising:

[0046] A battery pack is connected to a data acquisition device on a test pile of an oil and gas pipeline. The battery pack has a reserved battery pack charging interface, and the battery pack includes a lightning protection module and a plurality of rechargeable batteries, which are used to power the data acquisition device, wherein every two rechargeable batteries in the battery pack are connected by an aluminum sheet, each of the two rechargeable batteries is welded and fixed to the aluminum sheet, and the lightning protection module is connected in series with the plurality of rechargeable batteries;

[0047] A battery pack charging connection line, wherein a first end of the battery pack charging connection line is connected to the battery pack charging interface, and a second end of the battery pack charging connection line is connected to the charger;

[0048] A charger, both ends of which are connected to the power source and the battery pack charging cable respectively, and is used to charge the battery pack through the battery pack charging cable. The charger is a 18650 battery charger, and the charger and the battery pack charging cable are detachably connected;

[0049] A connector, the connector comprising a first connector and a second connector;

[0050] A battery pack positive and negative electrode connection line, the battery pack positive and negative electrode connection line includes a battery pack positive electrode connection line, a first end of the battery pack positive electrode connection line is connected to the positive end of the battery pack, and a second end of the battery pack positive electrode connection line is connected to the first connector, and a battery pack negative electrode connection line, a first end of the battery pack negative electrode connection line is connected to the negative end of the battery pack, and a second end of the battery pack negative electrode connection line is connected to the second connector;

[0051] The battery pack adapter cable includes a device charging connector, a first battery pack adapter cable and a second battery pack adapter cable. The device charging connector is connected to the device charging interface. The first battery pack adapter cable connects the first connector and the device charging connector. The second battery pack adapter cable connects the second connector and the device charging connector. The battery pack adapter cable and the connector are detachably connected.

[0052] The data acquisition device needs electric energy support to realize its data acquisition function. The data acquisition device is connected to a battery pack. The battery pack includes a lightning protection module and a plurality of rechargeable batteries. Every two rechargeable batteries in the battery pack are connected by an aluminum sheet, and each of the two rechargeable batteries is welded and fixed to the aluminum sheet. The welding method can be tin soldering. The lightning protection module is connected in series with a plurality of rechargeable batteries. Installing the lightning protection module in the battery pack can prevent the battery pack from being subjected to strong electric shock and ensure the normal power supply of the data acquisition device.

[0053] The battery pack is provided with a battery pack charging interface. The battery pack charging interface is connected to a first end of a battery pack charging connection line, and a second end of the battery pack charging connection line is connected to one end of a charger. The other end of the charger is connected to a power source. That is, both ends of the charger are connected to a power source and a battery pack charging connection line, respectively. The charger is a 18650 model battery charger. When the charger is powered on to the power source, the battery pack can be charged through the battery pack charging connection line.

[0054] The charger and the battery pack charging cable are detachably connected. When the data acquisition device installed on the oil and gas pipeline needs to be charged, the charger and the battery pack charging cable can be detached, that is, the connection between the charger and the battery pack can be disconnected. When the battery pack is connected to the data acquisition device, it can be discharged to power the data acquisition device. When the battery pack needs to be charged, the charger and the battery pack charging cable can be connected, that is, the charger and the battery pack are connected. At this time, if the charger is connected to a power source, it can power the battery pack, greatly improving the reuse rate of the power supply device.

[0055] The battery pack is connected to one end of the connector via the battery pack positive and negative connecting wires, and the other end of the connector is connected to the device charging interface of the data acquisition device via the battery pack adapter wire. The connector includes a first connector and a second connector, and the battery pack positive and negative connecting wires include a battery pack positive connecting wire and a battery pack negative connecting wire. The positive terminal of the battery pack is connected to the first end of the battery pack positive connecting wire, the second end of the battery pack positive connecting wire is connected to one end of the first connector, and the other end of the first connector is connected to the device charging interface of the data acquisition device via the battery pack adapter wire. The negative terminal of the battery pack is connected to the first end of the battery pack negative connecting wire, the second end of the battery pack negative connecting wire is connected to one end of the second connector, and the other end of the second connector is connected to the device charging interface of the data acquisition device via the battery pack adapter wire.

[0056] The battery pack adapter cable includes a device charging connector, a first battery pack adapter cable and a second battery pack adapter cable. The first connector is connected to the device charging connector through the first battery pack adapter cable. The second connector is connected to the device charging connector through the second battery pack adapter cable. The device charging connector is connected to the device charging interface of the data acquisition device.

[0057] The battery adapter cable and the connector are detachably connected. When the data acquisition devices installed on the test pile of the oil and gas pipeline are of different models, the type of power supply port can be changed by replacing the battery adapter cable with different model interfaces, so as to power different data acquisition devices.

[0058] The above-mentioned power supply device for oil and gas pipelines can power the data acquisition equipment on the test pile of the oil and gas pipeline through the battery pack, and can charge the battery pack through the reserved battery pack charging interface. The service life and reuse rate of the battery pack are improved, the cost is low and it is easy to repair and maintain.

[0059] The battery adapter cable and the connector are detachably connected. When the data acquisition devices installed on the test pile of the oil and gas pipeline are of different models, the type of power supply port can be changed by replacing the battery adapter cable with different model interfaces, so as to power different data acquisition devices.

[0060] like Figure 2 As shown, a schematic diagram of a power supply device for oil and gas pipelines is provided. The figure shows a charger, a battery pack charging connection line, a battery pack, a battery pack positive and negative connection lines, a connector and a battery pack adapter line.

[0061] The charger can be connected to the power source and the battery pack charging cable respectively. The charger is detachably connected to the power source. The charger is detachably connected to the battery pack charging cable. The battery pack charging cable is fixedly connected to the battery pack through the battery pack charging interface. When the charger is connected to the power source and the battery pack charging cable, the battery pack can be charged.

[0062] The battery pack is connected to the connector via the battery pack positive and negative connection lines. The connector is connected to the device charging interface of the data acquisition device on the test pile of the oil and gas pipeline via the battery pack adapter line. Specifically, the battery pack positive and negative connection lines include a battery pack positive connection line and a battery pack negative connection line. The battery pack is connected to a connector via the battery pack positive connection line, and a battery pack adapter line is connected to the other end of the connector. The battery pack is connected to another connector via the battery pack negative connection line, and another battery pack adapter line is connected to the other end of the connector. The above two battery pack adapter lines are connected to a device charging connector, and the device charging connector is connected to the device charging interface of the data acquisition device.

[0063] The data acquisition device can be installed at any position on the test pile of the oil and gas pipeline. The position can be customized according to the actual situation, and it is convenient to charge the data acquisition device. The battery pack adapter and the connector are detachably connected. According to the different models of the data acquisition device, different battery pack adapters can be replaced to adapt to the corresponding data acquisition device, so as to power the corresponding data acquisition device.

[0064] The above-mentioned power supply device for oil and gas pipelines uses a connector to convert the battery pack to a charging interface, controls the output within a reasonable range and connects it to the device charging interface of the data acquisition device. Among them, the reasonable range is generally 6V-9V for data acquisition instruments, which can be adjusted by adjusting the number of assembled batteries. At the same time, in order to ensure the power supply system's ability to prevent strong electric shocks, the lightning protection module is connected in series to the self-assembled battery pack; in order to enhance the applicability of the charging system and facilitate promotion, application, and repair and maintenance, a battery pack charging connector is reserved, and different types of charging interfaces can be replaced to adapt to different types of acquisition equipment.

[0065] The above-mentioned battery pack (with integrated batteries, lightning protection modules, etc.) is connected to the positive and negative ends of the assembled battery pack through two red and black wires and led out. The red and black wires are connected to the two wires inside the black battery pack adapter through a gray connector, so as to power the collector device through the battery pack adapter. When the models of the collectors are different, the type of power supply port can be changed by connecting adapters with different models of interfaces to power different collectors. The battery charger is a separate device, which can be paired with the reserved charging port connection cable of the packaged battery pack for charging the battery pack. The charger model can be a 18650 battery charger.

[0066] The above power supply device for oil and gas pipelines has low cost and smaller volume than the solar charging system. Compared with disposable batteries, the power consumption and reuse efficiency are significantly improved. It is portable, rechargeable and easy to repair and maintain. A charging conversion connector interface for the collection equipment is reserved, and different types of connectors can be used for different types of charging port collection equipment, and the adaptability is high for different equipment.

[0067] In an embodiment of the present application, a test pile for an oil and gas pipeline is provided, which is characterized by comprising:

[0068] Data acquisition equipment, used to collect cathodic protection parameters of oil and gas pipelines;

[0069] The above-mentioned power supply device for oil and gas pipelines.

[0070] The data acquisition device can be installed at any position on the test pile of the oil and gas pipeline. The position can be customized according to the actual situation and can be convenient for charging the data acquisition device. The data acquisition device can be used to collect cathodic protection parameters of the oil and gas pipeline, wherein the cathodic protection parameters may include the on-off potential and AC current density of the oil and gas pipeline.

[0071] The power supply device for oil and gas pipeline includes a battery pack, a battery pack charging connection line and a charger. The data acquisition device is connected to the battery pack. The battery pack includes a plurality of rechargeable batteries. Every two rechargeable batteries in the battery pack are connected by an aluminum sheet, and each of the two rechargeable batteries is welded and fixed to the aluminum sheet. The welding method can be tin soldering.

[0072] The battery pack is provided with a battery pack charging interface. The battery pack charging interface is connected to a first end of a battery pack charging cable, and a second end of the battery pack charging cable is connected to one end of a charger. The other end of the charger is connected to a power source. The charger is a 18650 battery charger. When the charger and the power source are powered on, the battery pack can be charged through the battery pack charging cable.

[0073] The battery pack also includes a lightning protection module, which is connected in series with a plurality of rechargeable batteries. Installing the lightning protection module in the battery pack can prevent the battery pack from being subjected to strong electrical shocks, thereby ensuring the normal power supply of the data acquisition equipment.

[0074] The power supply device for oil and gas pipelines also includes a connector, a battery pack positive and negative connection wires, and a battery pack adapter wire. The battery pack is connected to one end of the connector through the battery pack positive and negative connection wires, and the other end of the connector is connected to the device charging interface of the data acquisition device through the battery pack adapter wire.

[0075] The battery adapter cable and the connector are detachably connected. When the data acquisition devices installed on the test pile of the oil and gas pipeline are of different models, the type of power supply port can be changed by replacing the battery adapter cable with different model interfaces, so as to power different data acquisition devices.

[0076] The connector includes a first connector and a second connector, and the positive and negative connection lines of the battery pack include a positive connection line of the battery pack and a negative connection line of the battery pack. The positive terminal of the battery pack is connected to the first end of the positive connection line of the battery pack, the second end of the positive connection line of the battery pack is connected to one end of the first connector, and the other end of the first connector is connected to the device charging interface of the data acquisition device through the battery pack adapter line. The negative terminal of the battery pack is connected to the first end of the negative connection line of the battery pack, the second end of the negative connection line of the battery pack is connected to one end of the second connector, and the other end of the second connector is connected to the device charging interface of the data acquisition device through the battery pack adapter line.

[0077] The connector includes a first connector and a second connector, and the battery pack adapter includes a device charging connector, a first battery pack adapter and a second battery pack adapter. The first connector is connected to the device charging connector through the first battery pack adapter, and the second connector is connected to the device charging connector through the second battery pack adapter. The device charging connector is connected to the device charging interface of the data acquisition device.

[0078] The charger and the battery pack charging cable are detachably connected. When the data acquisition device installed on the oil and gas pipeline needs to be charged, the charger and the battery pack charging cable can be detached, that is, the connection between the charger and the battery pack is disconnected. When the battery pack is connected to the data acquisition device, it can be discharged to power the data acquisition device. When the battery pack needs to be charged, the charger and the battery pack charging cable can be connected, that is, the charger and the battery pack are connected. At this time, if the charger is connected to a power source, it can power the battery pack.

[0079] The above-mentioned power supply device for oil and gas pipelines includes a battery pack, a battery pack charging cable and a charger. The battery pack can be used to power data acquisition equipment on the test pile of the oil and gas pipeline, and the battery pack can be charged through a reserved battery pack charging interface. The service life and reuse rate of the battery pack are improved, the cost is low and it is easy to repair and maintain.

[0080] It should also be noted that the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, commodity or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, commodity or device. In the absence of more restrictions, the elements defined by the sentence "comprises a ..." do not exclude the existence of other identical elements in the process, method, commodity or device including the elements.

[0081] The above are only embodiments of the present application and are not intended to limit the present application. For those skilled in the art, the present application may have various changes and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included within the scope of the claims of the present application.

Claims

1. A power supply device for oil and gas pipelines, characterized in that: The device comprises: A battery pack is connected to a data acquisition device on a test pile of an oil and gas pipeline, wherein the battery pack has a reserved battery pack charging interface and comprises a plurality of rechargeable batteries for powering the data acquisition device; A battery pack charging connection line, wherein a first end of the battery pack charging connection line is connected to the battery pack charging interface, and a second end of the battery pack charging connection line is connected to a charger; The charger has two ends connected to a power source and the battery pack charging connection line respectively, and is used to charge the battery pack through the battery pack charging connection line.

2. The power supply device for oil and gas pipeline according to claim 1, characterized in that: The device also includes: Wiring connector; A battery pack positive and negative connecting wire, connecting the battery pack and the connector; A battery pack adapter cable is used to connect the connector and a device charging interface of the data acquisition device.

3. The power supply device for oil and gas pipeline according to claim 2, characterized in that: The battery pack adapter is detachably connected to the connector.

4. The power supply device for oil and gas pipeline according to claim 2, characterized in that: The connector includes a first connector and a second connector, and the positive and negative connecting wires of the battery pack include: A battery pack positive electrode connecting wire, wherein a first end of the battery pack positive electrode connecting wire is connected to a positive terminal of the battery pack, and a second end of the battery pack positive electrode connecting wire is connected to the first connector; A battery pack negative electrode connecting line, wherein a first end of the battery pack negative electrode connecting line is connected to a negative terminal of the battery pack, and a second end of the battery pack negative electrode connecting line is connected to the second connector.

5. The power supply device for oil and gas pipeline according to claim 2, characterized in that: The connector includes a first connector and a second connector, and the battery pack adapter includes: A device charging connector, connected to the device charging interface; A first battery pack adapter cable, connecting the first connector and the device charging connector; The second battery pack adapter is connected to the second connector and the device charging connector.

6. The power supply device for oil and gas pipeline according to claim 1, characterized in that: The charger and the battery pack charging connection line are detachably connected.

7. The power supply device for oil and gas pipeline according to claim 1, characterized in that: The charger is a 18650 battery charger.

8. The power supply device for oil and gas pipeline according to claim 1, characterized in that: The battery pack further comprises: The lightning protection module is connected in series with the multiple rechargeable batteries.

9. The power supply device for oil and gas pipeline according to claim 1, characterized in that: Every two rechargeable batteries in the battery pack are connected via an aluminum sheet, and each of the two rechargeable batteries is fixed to the aluminum sheet by welding.

10. A test pile for an oil and gas pipeline, characterized in that: include: Data acquisition equipment, used to collect cathodic protection parameters of oil and gas pipelines; as well as A power supply device for an oil and gas pipeline according to any one of claims 1 to 9.

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