CN2293640Y - Digital control side-wall core extractor - Google Patents
Digital control side-wall core extractor Download PDFInfo
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- CN2293640Y CN2293640Y CN 97218126 CN97218126U CN2293640Y CN 2293640 Y CN2293640 Y CN 2293640Y CN 97218126 CN97218126 CN 97218126 CN 97218126 U CN97218126 U CN 97218126U CN 2293640 Y CN2293640 Y CN 2293640Y
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Abstract
The utility model belongs to the field of oil exploration, particularly an instrument for getting inner rock core in oil wells, and the utility model comprises a ground control panel and a coring gun. A ground control circuit comprises an ignition switch, a code dial, a coder, a driver, etc., and a coring gun transmitting circuit comprises an amplifier, a decoder, an encoder, a coring driver, etc. Owing to adopting an electronic selective device without mechanical contact points and a digital signal control coring gun for gear shifting, the utility model overcomes the disadvantages of blocking gear or disorder gear of existing gear shifting type coring guns. The utility model can be used for getting rock cores in oil wells and can increase reliability and success ratio.
Description
The utility model belongs to petroleum exploration field, relates to a kind of device that obtains core sample in the oil well.
At present, the domestic core rifle of getting that generally uses is got the core rifle as the blast impulse formula.This core rifle of getting is equipped with coring tube about 30, the explosive cake that can switch on and light is arranged below each coring tube.Explosive blasting is injected the stratum with coring tube and can be obtained core.Lighting by publishing the device gating of each explosive cake published device and controlled gear shift by floor panel.The used device of publishing is the step switch that an electromagnetic coil drives.Its disadvantage is the card shelves and the random problem of shelves often to occur, gets core degree of depth mistake and maybe can not get core thereby cause.
The purpose of this utility model is a kind of side-wall coring rifle and corresponding floor panel that adopts digital control of design, thereby overcomes the drawback of existing instrument, with the reliability that improves the coring apparatus device with get the core success rate.
Technical solutions of the utility model are to realize like this.A kind of numerical control side-wall coring instrument, by control circuit with get the core rifle and constitute, control circuit comprises Ground Control circuit and down-hole radiating circuit, getting the core rifle is made of the body of a gun, explosion chamber, explosive cake, coring tube etc., explosive cake and coring tube are installed in the explosion chamber, 1., the ignition switch of Ground Control circuit is connected with encoder its special character is:, encoder is connected with toggle switch, driver respectively, and dc source is connected with driver; 2., the down-hole radiating circuit get the core dc source respectively with amplifier, get the core driver and be connected, amplifier is connected with decoder, decoder successively, decoder with get the core driver and be connected; 3., the priming supply of Ground Control circuit by ignition switch with ammeter after cable is connected with the core dc source of getting of down-hole radiating circuit, driver is connected by the amplifier of cable with the down-hole radiating circuit.
In above-mentioned technical solution, the toggle switch BM pin 1-8 of Ground Control circuit is connected with the pin 1,2,3,4,6,7,9,10 of ic chip 1 respectively; IC1 pin 5 ground connection, pin 14 are by ignition switch K2 ground connection, and pin 11,12,13 is connecting resistance R1, capacitor C 1, resistance R 2 respectively, and the other end of R1, C1, R2 interconnects, and IC1, R1, R2, C1 constitute encoder; The emitter stage of triode Q1, Q2 is connected with joint J1 pin 2 by capacitor C 2 after linking to each other, and the colelctor electrode of Q1 connects dc source, and the colelctor electrode of Q2 links to each other with joint J1 pin 3 and ground connection, and Q1, Q2 constitute driver; The base stage of Q1, Q2 interconnects the back and is connected with ic chip 1 pin 15 by resistance R 3, and transformer T2 is a priming supply, the secondary end ground connection of T2, and the other end is connected with joint J1 pin 1 by ignition switch K2; The pin 1,2 of rectifier bridge CR1 is connected with transformer T1, connect capacitor C 3 backs between the CR1 pin 3,4 and be connected with three terminal regulator IC2 pin 1,2, connect capacitor C 4 between the IC2 pin 2,3, IC2 pin 3 is an output, pin 2 ground connection, CR1, C3, C4, IC2 constitute dc source; In the radiating circuit of down-hole, the pin 2 of joint J2 is connected with the pin 3 of ic chip 3, and IC3 pin 2 is connected with pin 4,6 respectively by resistance R 4, R5, and IC3 pin 7 is connected with dc source, and IC3, R4, R5 constitute amplifier; The pin 1,2,3,4,5 of ic chip 4 interconnects back ground connection, and be connected with the pin 4 of IC3, connecting resistance R6 between the pin 6,7 of IC4, pin 7 is by capacitor C 5 ground connection, resistance R 7, capacitor C 6 backs in parallel one end ground connection, the other end links to each other with the pin 10 of IC4, and the pin 11 of IC4 is connected with the pin 1 of IC5, the pin 9 of IC4 is connected with IC3 pin 6, and IC4, R6, R7, C5 and C6 constitute decoder; Ic chip 5 is a decoder; The pin 12-15 of ic chip 4 is connected with the pin 22,21,3,2 of IC5 respectively, pin 23 ground connection of ic chip 5, pin 4-10,17,18 is connected with the base stage of triode Q3-Q11 respectively, the colelctor electrode of Q3-Q11 interconnects, emitting stage is connected with coring tube medicine cake resistance wire respectively, and triode Q3-Q11 formation is got the core driver; The pin 1,3 of joint J2 and the input of transformer T3 are connected, the pin 1,2 of rectifier bridge CR2 is connected with transformer T3 output, CR2 pin 3 is connected with the anode of capacitor C 7 by second tube sheet CR3, and the negative terminal of CR2 pin 4 and capacitor C 7 is connected and ground connection, and CR2, CR3, C7 form dc source; The pin 3 of rectifier bridge CR2 is connected with the colelctor electrode of triode Q3-Q11, and the anode of capacitor C 7 is an output, links to each other with the pin 7 of ic chip 3.Each pin of joint J1 is connected by each pin correspondence of cable and joint J2.
The utility model has the advantages that owing to adopt contactless digital control circuit, getting the core rifle and the card shelves and the random problem of shelves can occurring of down-hole can be guaranteed the reliability and the success rate of borehole wall core sampling.
Fig. 1 is a numerical control coring apparatus circuit block diagram.
Fig. 2 is Ground Control panel circuit figure.
Fig. 3 is a down-hole radiating portion circuit diagram.
Fig. 4 is a numerical control coring apparatus schematic diagram.
Be described further (executing example) below in conjunction with accompanying drawing
At first make the CNC Panel 5 (with reference to accompanying drawing 4) of ground control cabinet.Toggle switch BM selects C1248 for use, ic chip 1 is selected 45026 encoders for use, toggle switch BM pin 1-8 is connected with the pin 1,2,3,4,6,7,9,10 of ic chip 1 respectively, pin 6 ground connection of IC1, pin 11 connecting resistance R1 (100K), pin 12 connects capacitor C 1 (4700), pin 13 connecting resistance R2 (50K), resistance R 1, R2 and capacitor C 1 other end interconnect, and ic chip 1 pin 14 is by two-way tumbler switch K2 ground connection; Triode Q1 selects 3DG182 for use, Q2 selects 3AX53 for use, with Q1 with after the Q2 emitter stage is connected, be connected by the pin 2 of capacitor C 2 (330UF) with joint J1 (5PIN), the pin 3 of the colelctor electrode of Q2 and joint J1 is connected and ground connection, be connected with the pin 15 of ic chip 1 by resistance R 3 (1K) after the base stage of triode Q1 and Q2 links to each other, the colelctor electrode of Q1 connects dc source.Two-way tumbler switch K2 is connected with the output of power transformer T2, and the other end is connected with joint J1 pin 1 by ammeter A.Plug P is connected with the input of transformer T1, T2 respectively with fuse F1 by master switch K1.Rectifier bridge CR1 selects BR156 for use, three terminal regulator IC2 selects 7812 for use, the output of transformer T1 is connected with pin 1, the pin 2 of CR1 respectively, the pin 3 of CR1, pin 4 and capacitor C 3 (1000UF) two ends are connected, and be connected with pin 1, the pin 2 of three terminal regulator IC2, connect capacitor C 4 (1000UF) between IC2 pin 2, the pin 3, pin 3 is an output, pin 2 ground connection.
According to above-mentioned making circuit board.Circuit board, transformer T1, T2 are fixed in the CNC Panel 5 of ground control cabinet, fuse F1 and socket J1 are loaded on the rear board, and power switch K1, ammeter A, ignition switch K2 and toggle switch BM are contained on the front panel, connect the line between the each several part.
The second, make radiating circuit plate 2.Ic chip 3 selects 741 for use, and joint J2 selects 5PJN for use, and the pin 2 of joint J2 and the pin 3 of IC3 are connected, and the pin 2 of IC3 is connected with pin 4, pin 6 respectively by resistance R 4 (10K), R5 (100K), and pin 7 is connected with dc source, constitutes amplifier.Ic chip 4 is selected decoder 45027 for use, ground connection after its pin 1,2,3,4,5 is connected, and be connected with the pin 4 of IC3, connecting resistance R6 (1K) between the pin 6,7 of IC4, pin 7 is by capacitor C 5 (1UF) ground connection, after resistance R 7 (20K) and capacitor C 6 (1UF) parallel connection, one end is connected with IC4 pin 10, other end ground connection, and IC4 pin 11 is connected with the pin 1 of ic chip 5, the pin 9 of IC4 and the pin 6 of IC3 are connected, and constitute decoder.Ic chip 5 selects 4514 for use, decoder as the down-hole radiating circuit, pin 23 ground connection of IC5, pin 22,21,3,2 is connected with the pin 12-15 of ic chip 4 respectively, pin 4-10,17,18 is connected with the base stage of triode Q3-Q11 respectively, and triode Q3-Q11 all selects TIP120 for use, and the colelctor electrode of Q3-Q11 interconnects, its emitter stage is connected with explosive resistance wire below each gets the core cartridge case respectively, and triode Q3-Q11 constitutes driver.The pin 1,3 of joint J2 and the input of transformer T3 are connected, J2 pin 3 ground connection, rectifier bridge CR2 selects BR606 for use, CR2 pin 1,2 is connected with transformer T3 output, CR2 pin 3 is connected with capacitor C 7 (330V) anode by diode CR3 (IN4007), CR2 pin 4 is connected with capacitor C 7 negative terminals, and ground connection, forms the dc source of down-hole radiating circuit.CR2 pin 3 is connected with the colelctor electrode of triode Q3-Q11, and the anode of capacitor C 7 is the output of dc source, is connected with the pin 7 of IC3.According to above-mentioned making radiating circuit plate 2 and it is installed in the down-hole gets in the core body of a gun 1, by cable 4 CNC Panel 5 of ground control cabinet is got the core rifle with the down-hole and connect together, down in pit shaft.
During use, open numerical control and get K switch 1 on the core panel 5, the elementary connection of ignition transformer T2.Simultaneously, by the power circuit work that transformer T1, rectifier bridge CR1, capacitor C 3, C4 and three terminal regulator IC2 form, its output VCC produces the DC voltage of 12V, and the driver that this voltage offers encoder and triode Q1, Q2 composition uses.Toggle switch BM is used to select to get the gear of core rifle, promptly is used to select the coring tube 3 that will launch, and the numeral of toggle switch is transferred to N, then gets N coring tube 3 emissions on the core rifle.The output of toggle switch BM links to each other with the parallel input A/D of ic chip 1, connect igniting K switch 2, control end pin 14 ground connection of encoder IC1, ic chip 1 will walk abreast and hold the data of input to launch from pin 15 serials, and this signal is sent into the base stage of triode Q1, Q2 through resistance R 3.Q1, Q2 have formed push-pull driver, and the data signal of its output is coupled to the pin 2 of socket J1 through capacitor C 2.When ignition switch K2 connected, the 220V ignition voltage of transformer T2 output was sent into the pin 1 of socket J1 through K2 and ammeter A, and J1 is connected with cable 4.The data signal that cable 4 is got core rifle gear with ignition voltage and control is delivered to and is got the core rifle.
Getting core rifle female connector J2 is connected with cable 4.The pin 2 of J2 is the gear signal from CNC Panel 5, and pin 1 is an ignition voltage.Ignition voltage is delivered to the elementary of transformer T3, the alternating voltage about the secondary output 9V of transformer T3.This voltage becomes dc pulse moving voltage and offers driver Q3-Q11 use behind rectifier bridge CR2.Simultaneously, dc pulse moving voltage becomes DC voltage through diode CR3 rectification and capacitor C 7 filtering.This voltage offers ic chip 3-IC5 and uses.IC3 is an amplifier, and it amplifies the gear control signal from plug J2, and the input pin 9 of ic chip 4 has been delivered in its output, and ic chip 4 is held the serial data of pin 9 inputs and line output from D6-D9.The D6-D9 of ic chip 4 links to each other with the input D1-D4 of ic chip 5.When ic chip 4 receives the gear signal that CNC Panel 5 sends, pin 11 becomes high level by low level, this signal has been linked the pin 1 of IC5, the binary system parallel data that ic chip 5 is sent IC4 here is converted into high-low level from the output of S1-S9 end, and S1-S9 links to each other with the base stage of triode Q3-Q11.Triode Q3-Q11 is a driver, and their emitter stage is connected with explosive cake resistance wire below the 1-9 coring tube 3 respectively.When CNC Panel toggle switch numeral selects 1, the S1 output high level of IC5, first coring tube 3 is launched gets core.Equally, when CNC Panel toggle switch numeral was chosen as N, N coring tube 3 is launched got core.Decoder, decoder, driver can expand arbitrarily, thereby connect more coring tube.
Claims (2)
1. numerical control side-wall coring instrument, by control circuit with get the core rifle and constitute, control circuit comprises Ground Control circuit and down-hole radiating circuit etc., gets the core rifle and comprises the body of a gun (1), explosion chamber, explosive cake, coring tube (3) etc., explosive cake and coring tube (3) are installed in the explosion chamber, it is characterized in that:
1., the ignition switch of Ground Control circuit is connected with encoder, encoder is connected with toggle switch, driver respectively, dc source is connected with driver;
2., the down-hole radiating circuit get the core dc source respectively with amplifier, get the core driver and be connected, amplifier is connected with decoder, decoder successively, decoder with get the core driver and be connected;
3., the priming supply of land circuit control section by ignition switch with ammeter after cable (4) is connected with the core dc source of getting of down-hole radiating circuit, driver is connected with the amplifier of down-hole radiating circuit by cable (4).
2. numerical control side-wall coring instrument according to claim 1 is characterized in that:
1., in the Ground Control circuit, toggle switch BM pin (1-8) is connected with the pin (1,2,3,4,6,7,9,10) of ic chip 1 respectively; IC1 pin (5) ground connection, pin (14) are by ignition switch K2 ground connection, and pin (11,12,13) is connecting resistance R1, capacitor C 1, resistance R 2 respectively, and the other end of R1, C1, R2 interconnects, and IC1, R1, R2, C1 constitute encoder; The emitter stage of triode Q1, Q2 is connected with joint J1 pin (2) by capacitor C 2 after linking to each other, and the colelctor electrode of Q1 connects dc source, and the colelctor electrode of Q2 is connected with joint J1 pin 3 and ground connection, and Q1, Q2 constitute driver; The base stage of Q1, Q2 interconnects the back and is connected with ic chip 1 pin (15) by resistance R 3, and transformer T2 is a priming supply, the secondary end ground connection of T2, and the other end is connected with joint J1 pin (1) by ignition switch K2; The pin of rectifier bridge CR1 (1,2) is connected with transformer T1, connect capacitor C 3 backs between the CR1 pin (3,4) and be connected with three terminal regulator IC2 pin (1,2), the IC2 pin connects capacitor C 4 between (2,3), and IC2 pin (3) is an output, pin (2) ground connection, CR1, C3, C4, IC2 constitute dc source;
2., in the radiating circuit of down-hole, the pin (3) of the pin of joint J2 (2) and ic chip 3 is connected, IC3 pin (2) is connected with pin (4,6) respectively by resistance R 4, R5, IC3 pin (7) is connected with dc source, IC3, R4, R5 constitute amplifier; The pin of ic chip 4 (1,2,3,4,5) interconnects back ground connection, and be connected with the pin (4) of IC3, connecting resistance R6 between the pin of IC4 (6,7), pin (7) is by capacitor C 5 ground connection, resistance R 7, capacitor C 6 backs in parallel one end ground connection, the other end links to each other with the pin (10) of IC4, and the pin of IC4 (11) is connected with the pin (1) of IC5, the pin of IC4 (9) is connected with IC3 pin (6), and IC4, R6, R7, C5 and C6 constitute decoder; Ic chip 5 is a decoder; The pin of ic chip 4 (12-15) is connected with the pin (22,21,3,2) of IC5 respectively, the pin of ic chip 5 (23) ground connection, pin (4-10,17, the 18) base stage with triode Q3-Q11 respectively is connected, the colelctor electrode of Q3-Q11 interconnects, emitting stage is connected with coring tube medicine cake resistance wire respectively, and triode Q3-Q11 formation is got the core driver; The input of the pin of joint J2 (1,3) and transformer T3 is connected, the pin of rectifier bridge CR2 (1,2) is connected with transformer T3 output, CR2 pin (3) is connected with the anode of capacitor C 7 by second tube sheet CR3, the negative terminal of CR2 pin (4) and capacitor C 7 is connected and ground connection, and CR2, CR3, C7 form dc source; The pin of CR2 (3) is connected with the colelctor electrode of triode Q3-Q11, and the anode of capacitor C 7 is an output, links to each other with the pin (7) of ic chip 3, and each pin of joint J1 is connected by each pin correspondence of cable (4) and joint J2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97218126 CN2293640Y (en) | 1997-06-02 | 1997-06-02 | Digital control side-wall core extractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97218126 CN2293640Y (en) | 1997-06-02 | 1997-06-02 | Digital control side-wall core extractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2293640Y true CN2293640Y (en) | 1998-10-07 |
Family
ID=33934491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97218126 Expired - Fee Related CN2293640Y (en) | 1997-06-02 | 1997-06-02 | Digital control side-wall core extractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2293640Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101864952A (en) * | 2010-04-29 | 2010-10-20 | 中国石油化工集团公司 | Electronic coring and selecting transmitter |
| CN102102515A (en) * | 2010-12-17 | 2011-06-22 | 中国石油集团长城钻探工程有限公司 | Take wall of a well core-taking of keeping off position instruction function to send out ware |
| CN103924969A (en) * | 2014-04-15 | 2014-07-16 | 杜迎彬 | Side-wall corer control device |
| CN104196528A (en) * | 2014-08-26 | 2014-12-10 | 北京市华建机械制造有限公司 | Side wall coring gun control device |
| CN112227995A (en) * | 2020-10-13 | 2021-01-15 | 中国海洋石油集团有限公司 | Electric control system for well wall coring |
| CN112855058A (en) * | 2021-03-16 | 2021-05-28 | 武卫琴 | Ejection type well wall coring device |
-
1997
- 1997-06-02 CN CN 97218126 patent/CN2293640Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101864952A (en) * | 2010-04-29 | 2010-10-20 | 中国石油化工集团公司 | Electronic coring and selecting transmitter |
| CN101864952B (en) * | 2010-04-29 | 2013-01-16 | 中国石油化工集团公司 | Electronic coring and selecting transmitter |
| CN102102515A (en) * | 2010-12-17 | 2011-06-22 | 中国石油集团长城钻探工程有限公司 | Take wall of a well core-taking of keeping off position instruction function to send out ware |
| CN102102515B (en) * | 2010-12-17 | 2013-07-24 | 中国石油集团长城钻探工程有限公司 | Take wall of a well core-taking of keeping off position instruction function to send out ware |
| CN103924969A (en) * | 2014-04-15 | 2014-07-16 | 杜迎彬 | Side-wall corer control device |
| CN104196528A (en) * | 2014-08-26 | 2014-12-10 | 北京市华建机械制造有限公司 | Side wall coring gun control device |
| CN112227995A (en) * | 2020-10-13 | 2021-01-15 | 中国海洋石油集团有限公司 | Electric control system for well wall coring |
| CN112227995B (en) * | 2020-10-13 | 2022-09-06 | 中国海洋石油集团有限公司 | Electric control system for well wall coring |
| CN112855058A (en) * | 2021-03-16 | 2021-05-28 | 武卫琴 | Ejection type well wall coring device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |