Test box of MWD instrument

Abstract

The utility model discloses a test box of an MWD (Measurement While Drilling) instrument, which comprises a first ship-shaped switch, a second ship-shaped switch, a second ship-shaped switch, a third ship-shaped switch, a fourth ship-shaped switch and a fourth ship-shaped switch, the second ship-shaped switch is used for replacing the original springback button and is arranged on the front surface of the panel of the test box; the first aviation connector is used for electrically connecting the MWD instrument and the test box and is arranged on the front surface of the panel of the test box; the second aviation connector is used for electrically connecting the MWD instrument and the test box and is arranged on the front surface of the panel of the test box; and the DB9 female head is used for electrically connecting the computer and the test box and is arranged on the front surface of the panel of the test box. The MWD test box is reasonable in design and convenient to use, and the service life of the MWD test box can be prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of oil drilling instrument machinery, in particular to a test box of an MWD instrument. Background Art

[0002] In oil drilling, MWD (Measurement While Drilling) instruments often need to be tested in the warehouse and on-site. The MWD instrument test box (abbreviated as MWD test box) is a device that connects the computer and the MWD instrument, facilitating two-way communication and data exchange between the MWD instrument and the computer.

[0003] In the process of implementing the technical method of the embodiment of the utility model, the inventors of this application found that there are at least the following technical problems in the prior art:

[0004] Currently, the MWD test box has the following problems:

[0005] (1) The self-locking switch on the MWD test box panel is subject to on-site operating conditions during transportation and use. If it is not properly packaged or bumped, it is easy to break and malfunction.

[0006] (2) The rebound button on the MWD test box panel needs to be pressed manually for 5 minutes or more, which is inconvenient to operate.

[0007] (3) The first aviation connector, the second aviation connector and the DB9 female connector on the MWD test box are located on the left and right sides of the panel, which are easily bumped and may cause breakage and malfunction.

[0008] In summary, the existing MWD test box cannot meet actual usage needs. Utility Model Content

[0009] The embodiment of the utility model provides a test box for an MWD instrument, which solves the problem that the existing MWD test box cannot meet actual use requirements.

[0010] The present invention provides a test kit for an MWD instrument, comprising:

[0011] The first rocker switch is used to replace the original self-locking switch and is set on the front panel of the test box;

[0012] The second rocker switch is used to replace the original rebound button and is set on the front panel of the test box;

[0013] The first aviation connector is used to electrically connect the MWD instrument and the test box and is located on the front panel of the test box;

[0014] The second aviation connector is used to electrically connect the MWD instrument and the test box and is located on the front panel of the test box;

[0015] The DB9 female connector is used to electrically connect the computer and the test box and is located on the front of the test box panel.

[0016] Optionally, the first rocker switch is different from the second rocker switch.

[0017] Optionally, the first rocker switch is a red rocker switch, and the second rocker switch is a green rocker switch.

[0018] Optionally, the model of the first aviation connector is specifically PT02E-12-10S.

[0019] Optionally, the model of the second aviation connector is specifically PT02E-12-10P.

[0020] Optionally, the test box further comprises: AFR250 aviation conductor Teflon wrapped silver-plated high-temperature wire.

[0021] Optionally, the test box further includes: a 10W100R wire-wound resistor.

[0022] Optionally, the test box further includes: a 1N4007 10A 1200V rectifier diode.

[0023] Optionally, the test kit further includes:

[0024] The first terminal is used to replace the original positive pole of the power supply and is arranged on the front panel of the test box.

[0025] The second terminal is used to replace the original negative pole of the power supply and is set on the front panel of the test box.

[0026] Optionally, the first binding post is a red binding post, and the second binding post is a black binding post.

[0027] One or more technical solutions provided in the embodiments of the present invention have at least the following technical effects or advantages:

[0028] This new MWD test box replaces the original self-locking switch with a first rocker-shaped switch. This flattened first rocker-shaped switch eliminates the risk of the self-locking switch being easily bumped or broken during transport and extends its service life. This new MWD test box replaces the original rebound button with a second rocker-shaped switch, eliminating the need for prolonged, continuous keystrokes, shortening keystroke time and improving user convenience. The first and second aviation connectors and DB9 female connector are relocated from the side of the panel to the front, preventing bumps and extending its service life. Therefore, this new MWD test box boasts a rational design, ease of use, and a long service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 A top view of a test box of an MWD instrument in one embodiment of the present invention;

[0030] Figure 2 A bottom view of a test box of an MWD instrument in one embodiment of the present invention;

[0031] Figure 3 This is a front view of a test box of an MWD instrument in one embodiment of the present invention;

[0032] Figure 4 This is a left side view of a test box of an MWD instrument in one embodiment of the present invention;

[0033] Figure 5 This is a circuit diagram of a test box of an MWD instrument in one embodiment of the present invention;

[0034] In the figure: 10 - first rocker switch; 20 - second rocker switch; 30 - first aviation connector; 40 - second aviation connector; 50 - DB9 female connector; 60 - first binding post; 70 - second binding post; SW1 - first rocker switch No. 1; SW2 - first rocker switch No. 2; SW3 - first rocker switch No. 3; SW4 - first rocker switch No. 4; SW5 - first rocker switch No. 5; SW6 - first rocker switch No. 6; SW7 - first rocker switch No. 7; SW8 - first rocker switch No. 8; SW9 - first rocker switch No. 9; SW10 - first rocker switch No. 10; KEY11 - second rocker switch No. 1; KEY12 - second rocker switch No. 2; R1 - first resistor; R2 - second resistor; D1 - first diode; D2 - second diode; LED1 - first light-emitting diode; LED2 - second light-emitting diode; RS232 - DB9 female connector. DETAILED DESCRIPTION

[0035] The embodiment of the utility model provides a test box for an MWD instrument, which solves the problem that the existing MWD test box cannot meet actual use requirements.

[0036] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "disposed" and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; mechanical connections, electrical connections; direct connections, indirect connections through an intermediate medium, and internal connections between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0037] To better understand the test kit for the MWD instrument described above, a detailed description is provided below, along with the accompanying drawings and specific embodiments. Obviously, the embodiments described herein represent only a portion of the embodiments, not all of them. All other embodiments derived by persons of ordinary skill in the art based on the embodiments herein without inventive effort are also within the scope of protection of this utility model.

[0038] Please refer to the following Figure 1-4 , a test box of an MWD instrument in an embodiment of the present utility model is described in detail.

[0039] The utility model provides a test box for an MWD instrument, comprising a first rocker switch 10 , a second rocker switch 20 , a first aviation connector 30 , a second aviation connector 40 and a DB9 female connector 50 .

[0040] The first rocker switch 10 is used to replace the original self-locking switch and is disposed on the front panel of the test box.

[0041] The second rocker switch 20 is used to replace the original rebound button and is disposed on the front panel of the test box.

[0042] To facilitate operator differentiation, the first rocker switch 10 and the second rocker switch 20 can be set as different rocker switches. To achieve rapid identification, they can be distinguished by setting rocker switches of different colors, such as the first rocker switch 10 is set as a red rocker switch and the second rocker switch 20 is set as a green rocker switch.

[0043] The first aviation connector 30 is used to electrically connect the MWD instrument and the test box and is provided on the front panel of the test box. Specifically, the model of the first aviation connector 30 is PT02E-12-10S.

[0044] The second aviation connector 40 is used to electrically connect the MWD instrument and the test box and is provided on the front panel of the test box. The specific model of the second aviation connector 40 is PT02E-12-10P.

[0045] During use, an air connector is required to electrically connect the MWD instrument and the test box. You can choose either the first air connector 30 or the second air connector 40, depending on your needs. When the first air connector 30 is PT02E-12-10S and the second air connector 40 is PT02E-12-10P, operation and connection are easier.

[0046] The DB9 female connector 50 is used to electrically connect the computer and the test box and is disposed on the front of the panel of the test box.

[0047] The test box also includes AFR250 aviation conductor Teflon wrapped silver-plated high-temperature wire. AFR250 aviation conductor Teflon wrapped silver-plated high-temperature wire (silver-plated 0.3 square 62 / 0.08 OD 1.0mm) has excellent high temperature resistance and lower impedance.

[0048] The test kit also includes a 10W 100R wirewound resistor. This type of resistor is used in the battery activation circuit of the test kit. While offering the same performance, this type of resistor offers lower cost.

[0049] The test box also includes a 1N4007 10A 1200V rectifier diode. This diode is used as the power protection circuit for the test box. While offering the same performance, this type of rectifier diode offers lower cost.

[0050] The test box further includes a first terminal 60 and a second terminal 70 .

[0051] The first terminal 60 is used to replace the original positive pole of the power supply and is provided on the front panel of the test box.

[0052] The second terminal 70 is used to replace the original negative pole of the power supply and is provided on the front panel of the test box.

[0053] In order to facilitate the operator to distinguish, the terminals can be set to different colors for distinction, such as setting the first terminal 60 to be a red terminal and the second terminal 70 to be a black terminal.

[0054] The switch control on / off part of the test box is controlled by the first rocker switch, the second rocker switch, the first terminal and the second terminal.

[0055] like Figure 5As shown, the first rocker switch includes the first rocker switch No. 1 SW1, the first rocker switch No. 2 SW2, the first rocker switch No. 3 SW3, the first rocker switch No. 4 SW4, the first rocker switch No. 5 SW5, the first rocker switch No. 6 SW6, the first rocker switch No. 7 SW7, the first rocker switch No. 8 SW8, the first rocker switch No. 9 SW9 and the first rocker switch No. 10 SW10.

[0056] The second rocker switch includes a first second rocker switch KEY11 and a second second rocker switch KEY12 .

[0057] The first aviation connector includes a 1H pin, a 1A pin, a 1B pin, a 1G pin, a 1K pin, a 1J pin, a 1C pin, a 1F pin, a 1E pin, and a 1D pin.

[0058] The second aviation connector includes a 2H pin, a 2A pin, a 2B pin, a 2G pin, a 2K pin, a 2J pin, a 2C pin, a 2F pin, a 2E pin, and a 2D pin.

[0059] The 1A pin is electrically connected to the first end of the first rocker switch SW1 , and the 2A pin is electrically connected to the second end of the first rocker switch SW1 .

[0060] The first end of the first diode D1 is electrically connected to the power supply VCC. The second end of the first diode D1 is electrically connected to pin 1B, the first end of the second rocker switch SW2, and the first end of the second rocker switch KEY11. The second end of the second rocker switch KEY11 is electrically connected to the first end of the first resistor R1 and the first end of the first light-emitting diode LED1. The second end of the first resistor R1 and the second end of the first light-emitting diode LED1 are grounded. The second end of the first rocker switch SW2 is electrically connected to pin 2B.

[0061] The first end of the second diode D2 is electrically connected to the power supply VCC. The second end of the second diode D2 is electrically connected to the IC pin, the first end of the third first rocker switch SW3, and the first end of the second second rocker switch KEY12. The second end of the second rocker switch KEY12 is electrically connected to the first end of the second resistor R2 and the first end of the second light-emitting diode LED2. The second end of the second resistor R2 and the second end of the second light-emitting diode LED2 are grounded. The second end of the third first rocker switch SW3 is electrically connected to the 2C pin.

[0062] Pin 1D is electrically connected to the first end of the fourth first rocker switch SW4 , and pin 2D is electrically connected to the second end of the fourth first rocker switch SW4 .

[0063] Pin 1E is electrically connected to the first end of the fifth first rocker switch SW5 , and pin 2E is electrically connected to the second end of the fifth first rocker switch SW5 .

[0064] Pin 1F is electrically connected to the first end of the sixth rocker switch SW6 , and pin 2F is electrically connected to the second end of the sixth rocker switch SW6 .

[0065] The 1G pin is electrically connected to the first end of the seventh first rocker switch SW7 , and the 2G pin is electrically connected to the second end of the seventh first rocker switch SW7 .

[0066] The 1H pin is electrically connected to the first end of the eighth first rocker switch SW8 , and the 2H pin is electrically connected to the second end of the eighth first rocker switch SW8 .

[0067] The DB9 female connector includes 1-pin, 2-pin, 3-pin, 4-pin, 5-pin, 6-pin, 7-pin, 8-pin and 9-pin.

[0068] Pin 2 and pin 1J are electrically connected to the first end of the first rocker switch SW9 , and pin 2J is electrically connected to the second end of the first rocker switch SW9 .

[0069] Pin 8 and pin 1K are electrically connected to the first end of the tenth first rocker switch SW10 , and pin 2K is electrically connected to the second end of the tenth first rocker switch SW10 .

[0070] Obviously, those skilled in the art may make various modifications and variations to the present invention without departing from the spirit and scope of the present invention. Thus, if such modifications and variations fall within the scope of the claims of the present invention and their equivalents, the present invention is intended to include such modifications and variations.

Claims

1. A test kit for an MWD instrument, characterized in that: include: A first rocker switch (10) is used to replace the original self-locking switch and is arranged on the front panel of the test box; A second rocker switch (20) is used to replace the original rebound button and is provided on the front panel of the test box; A first aviation connector (30), used for electrically connecting the MWD instrument and the test box, is provided on the front panel of the test box; A second aviation connector (40), used for electrically connecting the MWD instrument and the test box, is provided on the front panel of the test box; The DB9 female connector (50) is used for electrically connecting the computer and the test box and is arranged on the front of the panel of the test box.

2. The test kit according to claim 1, wherein The first rocker switch (10) is different from the second rocker switch (20).

3. The test kit according to claim 2, wherein: The first rocker switch (10) is specifically a red rocker switch, and the second rocker switch (20) is specifically a green rocker switch.

4. The test kit according to claim 1, wherein: The model of the first aviation joint (30) is specifically PT02E-12-10S.

5. The test kit according to claim 1, wherein: The specific model of the second aviation connector (40) is PT02E-12-10P.

6. The test kit according to claim 1, wherein: The test box also includes: AFR250 aviation conductor Teflon wrapped silver-plated high-temperature wire.

7. The test kit according to claim 1, wherein: The test box also includes: a 10W100R wire-wound resistor.

8. The test kit according to claim 1, wherein: The test box also includes: a 1N4007 10A 1200V rectifier diode.

9. The test kit according to claim 1, wherein: The test kit further comprises: A first terminal (60) is used to replace the original positive pole of the power supply and is provided on the front panel of the test box; The second terminal (70) is used to replace the original negative pole of the power supply and is arranged on the front face of the panel of the test box.

10. The test kit according to claim 9, wherein: The first binding post (60) is specifically a red binding post, and the second binding post (70) is specifically a black binding post.

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