CN201037413Y

CN201037413Y - Portable well logger maintaining and testing device

Info

Publication number: CN201037413Y
Application number: CNU2007201491684U
Authority: CN
Inventors: 尚修盛; 李敏; 庞晓君
Original assignee: China Oilfield Services Ltd; China National Offshore Oil Corp CNOOC
Current assignee: China Oilfield Services Ltd; China National Offshore Oil Corp CNOOC
Priority date: 2007-05-17
Filing date: 2007-05-17
Publication date: 2008-03-19
Anticipated expiration: 2017-05-17

Abstract

The utility model discloses a portable logging tool maintaining and testing device which comprises a touch screen which is connected with a testing unit, an input unit and an output unit, and a power supply, wherein, the testing unit is connected with a logging tool through the input unit and the output unit, and the touch screen is used for displaying a testing result and inputting a control command; the testing unit is used for sending commands for the logging tool, receiving data and processing the data; the input and output units are used for connecting the logging tool and an external power supply; the power supply is used for providing power for the testing device and the logging tool. The portable logging tool maintaining and testing device is of small cubage, light weight and portable convenience, and is used for checking and testing the logging tool, thereby achieving maintaining and testing functions of the logging tool, simplifying the structure of the testing device, and reducing cost.

Description

Portable logger maintainability test device

Technical field

The utility model relates to a kind of logger maintainability test device, particularly a kind of portable logger maintainability test device.

Background technology

Logger maintainability test device is mainly used to the checkout logger.Existing most testing arrangement mainly is to realize acquisition process to the logger signal by huge ground logging system.Because logger is of a great variety, the signal of downhole instrument respectively has characteristics, and just design is complicated, volume is big for ground logging system, the equipment input is also bigger.Existing logger maintainability test device relies on huge ground logging system substantially, more complicated, and cost is higher; Perhaps adopt analogue transmission and demonstration, function is limited, can only check a small amount of single instrument.

The utility model content

Technical problem to be solved in the utility model is a problem huge at present logger maintainability test device volume, system complex, and then a kind of simple in structure, powerful logger maintainability test device is provided.

For solving the problems of the technologies described above, the portable logger maintainability test device that the utility model provides comprises the touch-screen that is connected with test cell, input-output unit and power supply, and described test cell links to each other with logger through input-output unit, wherein

Described touch-screen is used to show test results, input of control commands;

Described test cell is used for sending order to logger, receives data, and data are handled:

Described input-output unit is used to connect logger and external power source;

Described power supply is used to testing arrangement and logger that power supply is provided.

Further, portable logger maintainability test device of the present utility model, wherein said test cell comprises test base and testing single-board machine, is provided with I/O circuit module, coding and decoding circuit module, CPLD module, PC interface module on the described test base successively, wherein

Described I/O circuit module is used to connect logger and test cell, and the data I/O channel is provided;

Described coding and decoding circuit module is used for the data decode that the I/O circuit module receives being become serial data format and sending to the CPLD module, and the serial data that the CPLD module is sent is encoded, and sends to the I/O circuit module;

Described CPLD module is used for address decoding, clock division, and the FIFO storage, string and conversion, data receive and send;

Described PC interface module is used to connect CPLD module and testing single-board machine.

Further, portable logger maintainability test device of the present utility model, wherein said power supply comprises power supply unit and integrated power of alterating and direct current, described power supply unit is used for providing power supply to test cell, touch-screen and integrated power of alterating and direct current; Described integrated power of alterating and direct current is used to the logger power supply.

Further, portable logger maintainability test device of the present utility model also includes casing, and described testing arrangement is arranged in casing.

Logger maintainability test device of the present utility model, by means of the concentrated address decoding of having realized of the CPLD in the test cell (CPLD) module, clock division, FIFO (FIFO) storage, string and conversion, various functions such as data reception and transmission, adopt a test base just to finish the signal detection processing capacity that in the past needs several circuit boards just can finish, and adopted the method for a kind of digitlization transmission and Communication Control, pass through test cell, touch-screen and operating system and testing software etc., add the AC/DC power supply that the checkout instrument is required, realized the maintainability test function of logger, simplify the structure of testing arrangement, reduced cost.

Description of drawings

Fig. 1 is the schematic block diagram of an embodiment of portable logger maintainability test device of the present utility model;

Fig. 2 is the schematic block diagram of the test cell 2 among Fig. 1.

The specific embodiment

As shown in Figure 1, portable logger maintainability test device of the present utility model, comprising touch-screen 1, test cell 2, power supply unit 7, input-output unit 10, integrated power of alterating and direct current 9 and device box 8 etc.Touch-screen 1 links to each other with test cell 2, and testing arrangement links to each other with logger by input-output unit 10.Wherein, touch-screen 1 is used to show test results, input of control commands etc.; Test cell 2 is used for sending order to logger, receives data, and data are handled etc.; Input-output unit 10 is used to connect logger and external power source etc.; Integrated power of alterating and direct current 9 is used to logger 3 that power of alterating and direct current is provided; Power supply unit 7 is used to touch-screen 1, test cell 2 and integrated power of alterating and direct current 9 that power supply is provided.

As shown in Figure 2, the test cell 2 of testing arrangement of the present utility model mainly comprises test base 20 and testing single-board machine 21, I/O circuit module 23, coding and decoding circuit module 24, CPLD module 25 and PC interface module 26 provided thereon successively on the test base 20.Wherein, I/O circuit module 23 is used to connect logger 3 and test cell 2, and the data I/O channel is provided; Coding and decoding circuit module 24 is used for the data decode that I/O circuit module 23 receives is become serial data format, delivers in the CPLD module 25, and with the serial data coding that CPLD module 25 is sent, sends to I/O circuit module 23, sends to logger.CPLD module 25 is used for address decoding, clock division, and the FIFO storage, string and conversion, data receive functions such as transmission.PC interface module 26 is used for CPLD module 25 and testing single-board machine 21.

The concrete operations of portable logger maintainability test device of the present utility model are as follows: logger is connected to testing arrangement input-output unit 10, the power line that connects testing arrangement is inserted on the power supply base, device for opening power supply unit 7 total power switch, test cell 2 is started working.After treating that the startup of touch-screen 1 display system is finished, open integrated power of alterating and direct current 9 instrument power supply switches,, click touch-screen 1 and can move test program to the instrument power supply.

The portable test process of depositing logger maintainability test device of the present utility model is as follows:

1. click touch-screen 1 operation test program, the test signal that sends is sent to CPLD module 25 through the PC interface circuit 26 of test cell 2, in CPLD module 25, signal is sent to coding and decoding circuit 24 after changing, the serial data that 24 pairs of CPLD modules 25 of coding and decoding circuit are sent is encoded, and deliver to I/O circuit module 23, I/O interface module 23 sends in the logger 3.

2. after logger 3 power supplies, the order of acceptance test device, beam back data, by input-output unit 10, data enter the I/O interface module 23 of test cell 2 and are transferred to coding and decoding circuit 24, and coding and decoding circuit module 24 becomes serial data format with the data decode that I/O circuit module 23 receives, and the signal after the conversion is delivered in the CPLD module 25, in CPLD module 25, carry out the FIFO storage, be sent in the testing single-board machine 21 by PC interface 26 again after string and the conversion process and handle.Handle demonstration on touch-screen 1 afterwards through testing single-board machine 21.

Portable logger maintainability test device of the present utility model can send order to logger by clicking the control button of touch-screen 1 testing software, sends to input-output unit 10 by test cell 2, is sent in the logger again.

Portable logger maintainability test device of the present utility model can also place a waterproof and dustproof, antidetonation, withstand voltage casing 8.Portable logger maintainability test device of the present utility model has adopted the method for a kind of digitlization transmission and Communication Control, realized the maintainability test function of logger by test cell, touch-screen and operating system and testing software etc., simplify the structure of testing arrangement, reduced cost.It is little, in light weight that it has a volume, and advantage such as be easy to carry.

Claims

1. portable logger maintainability test device, it is characterized in that, comprise the touch-screen (1) that is connected with test cell (2), input-output unit (10) and power supply, instrument (3) links to each other described test cell (2) with surveying also through input-output unit (10), wherein

Described touch-screen (1) is used to show test results input of control commands;

Described test cell (2) is used for sending order to logger, receives data, and data are handled;

Described input-output unit (10) is used to connect logger and external power source;

Described power supply is used to testing arrangement and logger (3) that power supply is provided.

2. portable logger maintainability test device as claimed in claim 1, it is characterized in that, described test cell (2) comprises test base (20) and testing single-board machine (21), be provided with I/O circuit module (23), coding and decoding circuit module (24), CPLD module (25), PC interface module (26) on the described test base (20) successively, wherein

Described I/O circuit module (23) is used to connect logger (3) and test cell (2), and the data I/O channel is provided;

Described coding and decoding circuit module (24) is used for the data decode that I/O circuit module (23) receives is become serial data format and sends to CPLD module (25), and the serial data that CPLD module (25) is sent encoded, and send to I/O circuit module (23);

Described CPLD module (25) is used for address decoding, clock division, and the FIFO storage, string and conversion, data receive and send;

Described PC interface module (26) is used to connect CPLD module (25) and testing single-board machine (21).

3. portable logger maintainability test device as claimed in claim 1, it is characterized in that, described power supply comprises power supply unit (7) and integrated power of alterating and direct current (9), and described power supply unit (7) is used for providing power supply to test cell (2), touch-screen (1) and integrated power of alterating and direct current (9); Described integrated power of alterating and direct current (9) is used to logger (3) power supply.

4. as the described portable logger maintainability test device of one of claim 1 to 3, it is characterized in that also include casing (8), described testing arrangement is arranged in casing (8).