CN2288267Y

CN2288267Y - Automatic recorder for depth of falling well

Info

Publication number: CN2288267Y
Application number: CN96213057U
Authority: CN
Inventors: 王耀祖; 韩军; 孙国峰; 孙太升
Original assignee: Individual
Current assignee: Han Jun; Sun Guofeng; Sun Taisheng; Wang Yaozu
Priority date: 1996-04-30
Filing date: 1996-04-30
Publication date: 1998-08-19
Anticipated expiration: 2006-04-30

Abstract

The utility model relates to an automatic recorder for the depth of falling into a well. The utility model uses photoelectric and magnetoelectric effect; under the condition of no mechanical contact with a cable car, the utility model converts the rotating direction and turning numbers of a counting wheel into depth values to be stored in a microprocessor system via a photoelectric or a magnetoelectric counting circuit and the microprocessor system; the utility model can also display and/or print the depth values, and can also transmit the depth values to the recorder via an RS232 interface to be recorded with the parameters of well logging. The utility model has the advantages of simple and reasonable structure, convenient operation, reliable data record and long service life, can directly display and/or print the depth of falling into the well, and provides conditions for the automation of measurement.

Description

Following well depth automatic recorder

The utility model relates to a kind of down well depth automatic recorder, the instrument of well depth under the measuring instrument when belonging to a kind of oil reservoir logging operation.

In the crude oil production process, measure downhole temperature, pressure, during parameters such as flow, need primary instrument be arrived the down-hole designated depth down with special steel wire rope or private cable, and in this depth survey a period of time, may change the degree of depth then again and continue to measure, and the parameter of measuring often there is great relation with the degree of depth, application machine formula counter in the prior art, its working method is that wire rope or cable are when going into the well, around a circle, counter wheel drives counter on a counter wheel, and counter wheel whenever turns around, counter is jumped a numeral, and the girth that the numeral that shows with counter multiply by counter wheel promptly obtains the following well depth of instrument; The major defect that adopts this degree of depth instrument is not have demonstration of well depth data and record down, operator's consciousness is required high, sometimes not down to designated depth, cause well-log information seriously unfounded, mechanical transmission structure also makes the depth survey data inaccurate in addition, can not realize the automation of measurement and measurement parameter record.

The purpose of this utility model is to overcome the deficiencies in the prior art and a kind of cable car structure that need not to change is provided, the energy record, and storage also can show the automatic recorder of well depth down.

Well depth automatic recorder down of the present utility model utilizes photoelectricity and magnetoelectric effect, do not having under the situation that any machinery contacts with cable car, by photoelectricity or magnetoelectricity counting circuit and microprocessor system, the direction of rotating on the counter wheel and the number of turns are converted to depth value to be stored in the microprocessor system, also can show and/or print, also can transfer to recorder, with the parameter record of well logging by the RS232 interface.

For this reason, have two technical solutions arranged side by side can use the first:

Well depth automatic recorder down of the present utility model, comprise installing rack or housing, cheese or rope sheave (counter wheel on the cable car), power circuit is equipped with magnet piece on cheese or the rope sheave, on corresponding installing rack or the housing Hall element and microprocessor minimum system is housed, output interface circuit, Hall element is connected to the microprocessor minimum system, and the turn signal on cheese or the rope sheave is delivered to the microprocessor minimum system, and output interface circuit is connected on the bus of microprocessor minimum system.

The following well depth automatic recorder of another kind of scheme, comprise installing rack or housing, cheese or rope sheave, power circuit, rolling disc, it is characterized in that: rolling disc cooperates with cheese or rope sheave transmission, have the light through hole on the rolling disc, light source and optical-electrical converter correspondence respectively are installed in rolling disc two sides, and optical-electrical converter connects the microprocessor minimum system, turn signal on cheese or the rope sheave is delivered to the microprocessor minimum system, and output interface circuit is connected on the bus of microprocessor minimum system.

Well depth automatic recorder down of the present utility model, simple and reasonable for structure, easy to use, data record is reliable, also can directly show and/or print well depth down, also can realize transfer of data by the RS232 interface circuit, long working life, and be to measure automation to create conditions.

For introducing well depth automatic recorder down of the present utility model in detail, be elaborated below in conjunction with accompanying drawing:

Fig. 1 is a kind of structural representation of well depth automatic recorder down of the present utility model;

Fig. 2 is the another kind of structural representation of following well depth automatic recorder;

Fig. 3 is the circuit block diagram of following well depth automatic recorder;

Fig. 4 is the circuit diagram of following well depth automatic recorder;

Fig. 5 is the structural representation of magnet piece arrangement mode.

Referring to Fig. 1 and 3, well depth automatic recorder down of the present utility model, comprise installing rack or housing 1, cheese or rope sheave 2 (being the counter wheel on the cable car), power circuit 3, it is characterized in that: be equipped with magnet piece 4 on cheese or the rope sheave 2, on corresponding installing rack or the housing 1 Hall element 5 and microprocessor minimum system 6 and output interface circuit are housed, Hall element 5 is formed counting circuit 40 with magnet piece 4 and is connected to microprocessor minimum system 6, turn signal on cheese or the rope sheave is delivered to the microprocessor minimum system, output interface circuit 10 comprises sound circuit interface 11 and/or display interface device 12 and/or printer interface 13, and it is connected on the bus of microprocessor minimum system 6.

Installing rack wherein or housing 1 are installed on the cable car by certain mounting structure, and counter wheel 2 (cheese or rope sheave) is clipped in wherein, also should guarantee power circuit and wiring board etc. that microprocessor is installed are installed together; Cable of going into the well or wire hawser 20 are wrapped on the counter wheel 2 (cheese or rope sheave);

Referring to Fig. 2 and Fig. 3, another kind of well depth automatic recorder down, comprise installing rack or housing 1, cheese or rope sheave 2, power circuit 3, rolling disc 7, rolling disc 7 cooperates with cheese or rope sheave 2 transmissions, and it can be direct coaxial rotation, also can be to carry out transmission by all schemes of prior art, have light through hole 71 on the rolling disc 7, light source 8 and optical-electrical converter 9 correspondence respectively are installed in rolling disc 7 two sides, and light source 8 and optical-electrical converter 9 have been formed the electric counting circuit 40 of meter, and optical-electrical converter connects the microprocessor minimum system, turn signal on cheese or the rope sheave is delivered to the microprocessor minimum system, and output interface circuit is connected on the bus of microprocessor minimum system.

Fig. 3 expresses the microcontroller circuit block diagram, and microprocessor minimum system 6 wherein is by microprocessor 61 (CPU), program storage 62, and data storage 63 is formed, and the technology of this respect can be referring to the handbook and the books of single-chip microcomputer aspect; On the bus of microprocessor minimum system 7, be connected with sound circuit interface 11 and sound circuit 14, sound circuit connects a sounding device 15 with output sound signal, also can be connected with printer interface circuit 13 and/or display interface device circuit 12 on the bus of microprocessor minimum system 6, also express decoder 16 and clock circuit 17 among the figure; In conjunction with Fig. 4, microprocessor 61 adopts 51 Series chip, and program storage 62 adopts EPROM 27512, and data storage 63 adopts RAM 62256, the input port of count signal input single-chip microcomputer.

Fig. 5 discloses the magnet piece 4 of corresponding count signal input mode or the arrangement architecture of rolling disc 7 glazing through holes 71, its objective is judgement that realizes rotation direction and the counting that changes device moving-coil number, the arrangement architecture of magnet piece is disclosed among the figure, in fact, the arrangement architecture striking resemblances of light through hole; Above-mentioned magnet piece 4 is four, wherein be positioned on the same radius two 43 in addition for two 41,42,44 are positioned on respectively on two radius, each two (41,43) in four blocks of magnet are identical with the radius that install (42,44), corresponding Hall element is two, be installed on the same radius, the radius of installation corresponds respectively to two magnet that radius is installed, and is not shown in the figures.

The same with epimere to the narration of Fig. 5, light source is two, be positioned on the same radius, optical-electrical converter is two, correspondence is installed on the same radius, has four light through holes on the rotating disk, wherein opens on same radius for two, open respectively on two radius for two in addition, each two the radius in four light through holes is identical with the installation radius of light source.

Adopt this arrangement architecture, can realize the acquisition of 01,10,11 3 kinds of input signals, and borrow the input mode of these three signals to judge rotating, and realize counting.

Claims

1, a kind of well depth automatic recorder down, comprise installing rack or housing, cheese or rope sheave, power circuit is characterized in that: be equipped with magnet piece on cheese or the rope sheave, on corresponding installing rack or the housing Hall element and microprocessor minimum system be housed, output interface circuit, Hall element is connected to the microprocessor minimum system, and the turn signal on cheese or the rope sheave is delivered to the microprocessor minimum system, and output interface circuit is connected on the bus of microprocessor minimum system.

2, a kind of well depth automatic recorder down, comprise installing rack or housing, cheese or rope sheave, power circuit, rolling disc, it is characterized in that: rolling disc cooperates with cheese or rope sheave transmission, have the light through hole on the rolling disc, light source and optical-electrical converter correspondence respectively are installed in rolling disc two sides, and optical-electrical converter connects the microprocessor minimum system, turn signal on cheese or the rope sheave is delivered to the microprocessor minimum system, and output interface circuit is connected on the bus of microprocessor minimum system.

3, well depth automatic recorder down according to claim 1 and 2 is characterized in that above-mentioned microprocessor minimum system by CPU, program storage, and data storage is formed.

4, well depth automatic recorder down according to claim 1, it is characterized in that above-mentioned magnet piece is four, wherein two are positioned on the same radius, two are positioned on respectively on two radius in addition, the radius of each two installation in four blocks of magnet is identical, Hall element is two, is installed on the same radius, and the radius of installation corresponds respectively to two magnet that radius is installed.

5, well depth automatic recorder down according to claim 2, it is characterized in that above-mentioned light source is two, be positioned on the same radius, optical-electrical converter is two, correspondence is installed on the same radius, has four light through holes on the rotating disk, wherein opens on same radius for two, open respectively on two radius for two in addition, each two the radius in four light through holes is identical with the installation radius of light source.

6, down well depth automatic recorder according to claim 1 and 2 is characterized in that being connected with sound circuit interface and sound circuit on the bus of above-mentioned microprocessor minimum system.

7, down well depth automatic recorder according to claim 1 is characterized in that being connected with printer interface and/or display interface device on the bus of above-mentioned microprocessor minimum system.