CN201060274Y - Remote indicating instrument three bus signal matched thick film circuit - Google Patents
Remote indicating instrument three bus signal matched thick film circuit Download PDFInfo
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- CN201060274Y CN201060274Y CNU2007201496014U CN200720149601U CN201060274Y CN 201060274 Y CN201060274 Y CN 201060274Y CN U2007201496014 U CNU2007201496014 U CN U2007201496014U CN 200720149601 U CN200720149601 U CN 200720149601U CN 201060274 Y CN201060274 Y CN 201060274Y
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- thick film
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- comparer
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Abstract
The utility model relates to a three bus signal matching thick film circuit of a logging telemetry instrument. A three bus signal matching circuit is encapsulated in a thick film chip which is of a rectangle, the thick film chip comprises 24 needle-like prongs which are divided into two rows with 12 prongs in each row; the three bus signal matching circuit is arranged inside. The circuit comprises: 3.6V level GO signal downstream of the DTB buses is generated by the synthesis of GOHI and GOLO signals which are generated by a PLC; meanwhile, after being compared through a comparator, 1.2V upstream data generates 5V level signal which is sent to the PLC; the downstream order DSIGNAL signal outputs 1.2V return to a zero pulse signal through the matching circuit to a downhole tool; the downstream clock UCLK signal outputs +1.2V pulse signal through the matching circuit to the downhole tool. The film circuit has the advantages of improving the stability and anti-interference ability, reducing the volume of the circuit, and facilitating the manufacturing and test and maintenance of the instrument.
Description
Technical field:
The utility model relates to the thick film circuit of the distance apparatus three bus signals coupling in a kind of oil well logging field.
Background technology:
Distance apparatus is the important component part of oil well logging instrument, and three bus signals coupling is one of major function of distance apparatus.Three bus signals comprise DSIGNAL, UDATAGO, and the UCLK signal, the control of these three kinds of signals and generation are finished by Programmable Logic Controller, are connected to each downhole probe through remote measurement three bus signals match circuits.
Remote measurement three bus signals match circuits are handled corresponding signal exactly.The UDATAGO signal: the synthetic back of GOHI that Programmable Logic Controller produces and GOLO signal produces the GO signal downlink of the 3.6V level of DTB bus, simultaneously the up data of 1.2V by comparer relatively the level signal UDATA of back generation+5V send into Programmable Logic Controller.
DSIGNAL signal: be down order, through the return-to-zero pulse signal of match circuit output ± 1.2V.
The UCLK signal: row clock under being, through the pulse signal of match circuit output+1.2V.
Three bus signals match circuits of the distance apparatus that uses adopt discrete component to make up more at present; achieve the function of remote measurement three bus signals coupling; yet the treatment circuit that this discrete component makes up; through regular meeting along with the increase temperature of depth-logger uprises; cause the variation of part characteristic, transmission performance is descended, what influence was logged well carries out smoothly; and the one group of device failure often that goes wrong repairs difficulty relatively.
The utility model content:
The purpose of this utility model provides a kind of thick film circuit integrated package that is encapsulated in the remote measurement three bus signals coupling of thick film chip the inside, the thick film circuit integrated package can be installed in the form of plug-in unit in the distance apparatus circuit board, solves in the instrument owing to problems such as the various circuit complexity that causes of device, reliability reduce, maintenance is numerous and diverse.
The technical solution of the utility model is: the match circuit of three bus signals is encapsulated in the thick film chip, and thick film chip is block-shaped to be rectangle, includes 24 needle-like pins, is divided into 2 rows, every row's 12 pin; The match circuit of built-in three bus signals, circuit comprises: 24 pin of 50Hz AC trigger pip input end thick film connect 3 pin of comparer U1 by resistance R 124,3 pin of comparer U1 are by diode D101 and D102 ground connection, the 4 pin ground connection of comparer U1,1 pin of comparer U1 connects 22 pin (SW50) of thick film, 1 pin of U1 is by 18 pin of the link thick film of pull-up resistor RL5 connection+5V, 3 pin that connect U1 simultaneously by feedback resistance R123,8 pin of U1 are by filter capacitor C116 ground connection, 21 pin that connect thick film simultaneously, on 12 pin of 9 pin of U1 by the link thick film of R129 connection+12V, by voltage stabilizing diode D103 ground connection, 6 pin of comparer U1 output to 1 pin (RESET) of thick film, 18 pin of the link thick film by pull-up resistor RL4 connection+5V;
17 pin of clock signal UCLK link thick film connect the b utmost point of triode Q101, pass through 18 pin of pull-up resistor R106 connection+5V link thick film simultaneously, the e utmost point of triode Q101 is received 16 pin (DCHANUP) of thick film by resistance R 130, this pin passes through filter capacitor C117 ground connection, 12 pin of the c utmost point connection+12V link thick film of triode Q101 simultaneously;
14 pin of DDATA signal input part thick film connect 15 pin of analog switch U10,15 pin of the input end thick film of clock signal DCLK connect 10 pin of analog switch U10,5 pin of analog switch U10 and 9 pin are received 13 pin (DSIGNAL) of thick film by resistance R 131,13 pin of thick film are by filter capacitor C118 ground connection, the 8 pin ground connection of analog switch U10,1 pin, 11 pin connect+12 pin of 12V link thick film, 3 pin, 14 pin connect-10 pin of 12V link thick film, 4 pin, 6 pin, 16 pin link together, 12 pin connect 18 pin of thick film, 13 pin ground connection.
19 pin of GOHI signal input part thick film are by 18 pin of pull-up resistor R112 connection+5V link thick film, receive the b utmost point of triode Q102 afterwards, e utmost point output from triode Q102,7 pin of GOLO signal input part thick film are by receiving the b utmost point of triode Q103 after the resistance R 101, export from the c utmost point by after the Q103, two paths of signals is respectively by merging into 6 pin (UPDATAGO) that one road signal is received thick film after resistance R 134 and the R135, this signal is also received 8 pin of comparer U2 simultaneously, 9 pin are its threshold input ends, by resistance R 125, R126, R127 is connected to+12 pin of 12V link thick film, the e utmost point ground connection that connects triode Q103 by resistance R 128, output terminal 6 pin of comparer U2 connect 5 pin (UDATA) of thick film, 18 pin of the link thick film by pull-up resistor RL4 connection+5V, 1 pin is by 18 pin of the link thick film of pull-up resistor RL3 connection+5V;
2 pin of WMHS signal input part thick film are received the b utmost point of triode Q104 by resistance R 133, the Q104c utmost point connects 3 pin (WFMHOSHK) of thick film, the c utmost point passes through 12 pin of pull-up resistor R132 connection+12V link thick film simultaneously, 3 pin of thick film are received 4 pin of comparer U2,3 pin of comparer U2 connect 4 pin of thick film, output 1 pin of comparer U2 connects 20 pin (WFMC) of thick film, and 21 pin of thick film are connected to 10 pin of U1 by resistance R 125.
On 10 pin of the link thick film of the 5 pin connection-12V of comparer U1, U2,2 pin, 7 pin ground connection, 12 pin of 10 pin connection+12V link thick films.
12 pin of thick film are connected earth terminal 8 pin, 23 pin of thick film with C114 by filter capacitor C102;
10 pin of thick film are connected earth terminal 8 pin, 23 pin of thick film with C115 by filter capacitor C103;
18 pin of thick film are connected earth terminal 8 pin, 23 pin of thick film with C116 by filter capacitor C104.
Remote measurement three bus signals match circuits are exactly to corresponding signal DSIGNAL, UDATAGO, and the UCLK signal is handled.The UDATAGO signal: the synthetic back of GOHI that Programmable Logic Controller produces and GOLO signal produces the GO signal downlink of the 3.6V level of DTB bus, simultaneously the up data of 1.2V by comparer relatively the level signal UDATA of back generation+5V send into Programmable Logic Controller.
DSIGNAL signal: be down order, through the return-to-zero pulse signal of match circuit output ± 1.2V.
The UCLK signal: row clock under being, through the pulse signal of match circuit output+1.2V.
The utility model can increase substantially reliability and stability and antijamming capability, technical feature and the technological level of distance apparatus, effectively reduces the volume of original circuit, has also improved distance apparatus simultaneously and has manufactured and detect maintenance efficiency.
Description of drawings
Fig. 1 telegauge three bus signals coupling thick film circuit thick film block structure synoptic diagram.
Fig. 2 telegauge three bus signals coupling thick film circuit thick film piece needle-like pin configuration synoptic diagram.
Fig. 3 three bus signals coupling thick film circuit built-in circuit figure.
Embodiment:
Physical circuit is analyzed as follows:
50Hz AC trigger pip inserts from 24 pin of thick film, through receiving 3 pin of comparer U1 after the resistance R 124,3 pin have met 2 diode D101 and D102 simultaneously over the ground, to play the effect of amplitude limit, 4 pin ground connection, promptly the comparer threshold is zero, signal is through outputing to 22 pin (SW50) of thick film from 1 pin of U1 after the comparer, 1 pin of U1 meets 1 pull-up resistor RL5 and arrives+5V, connects 3 pin of a feedback resistance R123 to U1 simultaneously.
Reset signal is by the 8 pin input of the dividing potential drop the on+12V from comparer U1, and met individual filter capacitor C116 over the ground, threshold end by R129 receive+12V on, and met individual voltage stabilizing diode D103 over the ground, by output to 1 pin (RESET) of thick film after the comparer from 6 pin of U1.
Clock signal UCLK is from the 17 pin input of thick film, receive the b level of Q101, meeting a pull-up resistor R106 simultaneously arrives+5V, export from the e level by after the Q101, by receiving 16 pin (DCHANUP) of thick film after the resistance R 130, this pin has met individual filter capacitor C117 simultaneously over the ground, and the c level of Q101 connects+12V.
The DDATA signal is input to 15 pin of analog switch U10 from 14 pin of thick film, its clock signal DCLK is input to 10 pin of U10 from 15 pin of thick film, export from 5 pin and 9 pin of U10 afterwards by the synthetic of U10, receive 13 pin (DSIGNAL) of thick film by resistance R 131, this pin has also met individual filter capacitor C118 over the ground.
The GOHI signal is from the 19 pin input of thick film, connect and draw resistance R 112 to arrive+5V, receive the b level of triode Q102 afterwards, export from the e level by after the Q102, the GOLO signal is from the 7 pin input of thick film, by receiving the b level of triode Q103 after the resistance R 101, export from the c level by after the Q103, two paths of signals is respectively by merging into 6 pin (UPDATAGO) that one road signal is received thick film after resistance R 134 and the R135, this signal is also received 8 pin of comparer U2 simultaneously, 9 pin are its threshold input ends, threshold voltage is by resistance R 125, R126, R127, R128 gets from+last the dividing potential drop of 12V, through output to 5 pin (UDATA) of thick film after the comparer U2 from 6 pin.
The WMHS signal is from the 2 pin input of thick film, receive the b level of triode Q104 by resistance R 133, through output to 3 pin (WFMHOSHK) of thick film after the Q104 from the c level, the c level connects simultaneously draws resistance R 132 to arrive+12V, the WFMHOSHK signal is also received 4 pin of comparer U2 simultaneously, 3 pin are its threshold input ends, and threshold voltage gets from+last the dividing potential drop of 12V by resistance R 125, R126, R127, R128, through output to 20 pin (WFMC) of thick film after the comparer U2 from 1 pin.
+ 12V meets filter capacitor C102 and C114 over the ground.
-12V meets filter capacitor C103 and C115 over the ground.
+ 5V meets filter capacitor C104 and C116 over the ground.
Claims (1)
1. the thick film circuit of telegauge three bus signals coupling, it is characterized in that: the match circuit of three bus signals is encapsulated in the thick film chip, and thick film chip is shaped as rectangle, includes 24 needle-like pins, is divided into 2 rows, every row's 12 pin; The match circuit of built-in three bus signals, circuit comprises: 24 pin of 50Hz AC trigger pip input end thick film connect 3 pin of comparer U1 by resistance R 124,3 pin of comparer U1 are by diode D101 and D102 ground connection, the 4 pin ground connection of comparer U1,1 pin of comparer U1 connects 22 pin (SW50) of thick film, 1 pin of U1 is by 18 pin of the link thick film of pull-up resistor RL5 connection+5V, 3 pin that connect U1 simultaneously by feedback resistance R123,8 pin of U1 are by filter capacitor C116 ground connection, 21 pin that connect thick film simultaneously, on 12 pin of 9 pin of U1 by the link thick film of R129 connection+12V, by voltage stabilizing diode D103 ground connection, 6 pin of comparer U1 output to 1 pin (RESET) of thick film, 18 pin of the link thick film by pull-up resistor RL4 connection+5V;
17 pin of clock signal UCLK link thick film connect the b utmost point of triode Q101, pass through 18 pin of pull-up resistor R106 connection+5V link thick film simultaneously, the e utmost point of triode Q101 is received 16 pin (DCHANUP) of thick film by resistance R 130, this pin passes through filter capacitor C117 ground connection, 12 pin of the c utmost point connection+12V link thick film of triode Q101 simultaneously;
14 pin of DDATA signal input part thick film connect 15 pin of analog switch U10,15 pin of the input end thick film of clock signal DCLK connect 10 pin of analog switch U10,5 pin of analog switch U10 and 9 pin are received 13 pin (DSIGNAL) of thick film by resistance R 131,13 pin of thick film are by filter capacitor C118 ground connection, the 8 pin ground connection of analog switch U10,1 pin, 11 pin connect+12 pin of 12V link thick film, 3 pin, 14 pin connect-10 pin of 12V link thick film, 4 pin, 6 pin, 16 pin link together, 12 pin connect 18 pin of thick film, 13 pin ground connection;
19 pin of GOHI signal input part thick film pass through 18 pin of pull-up resistor R112 connection+5V link thick film, and receive the b utmost point of triode Q102, from the e utmost point output of triode Q102; 7 pin of GOLO signal input part thick film are by receiving the b utmost point of triode Q103 after the resistance R 101, export from the c utmost point by after the Q103, two paths of signals is respectively by merging into 6 pin (UPDATAGO) that one road signal is received thick film after resistance R 134 and the R135, this signal is also received 8 pin of comparer U2 simultaneously, 9 pin are its threshold input ends, by resistance R 127, R126, R125 is connected to+12 pin of 12V link thick film, the e utmost point ground connection that connects triode Q103 by resistance R 128, output terminal 6 pin of comparer U2 connect 5 pin (UDATA) of thick film, 18 pin of the link thick film by pull-up resistor RL4 connection+5V, 1 pin is by 18 pin of the link thick film of pull-up resistor RL3 connection+5V;
2 pin of WMHS signal input part thick film are received the b utmost point of triode Q104 by resistance R 133, the Q104c utmost point connects 3 pin (WFMHOSHK) of thick film, the c utmost point passes through 12 pin of pull-up resistor R132 connection+12V link thick film simultaneously, 3 pin of thick film are received 4 pin of comparer U2,3 pin of comparer U2 connect 4 pin of thick film, 1 pin of comparer U2 connects 20 pin (WFMC) of thick film, and 21 pin of thick film are connected to 10 pin of U1 by resistance R 125;
On 10 pin of the link thick film of the 5 pin connection-12V of comparer U1, U2,2 pin, 7 pin ground connection, 12 pin of 10 pin connection+12V link thick films;
12 pin of thick film are connected earth terminal 8 pin, 23 pin of thick film with C114 by filter capacitor C102;
10 pin of thick film are connected earth terminal 8 pin, 23 pin of thick film with C115 by filter capacitor C103;
18 pin of thick film are connected earth terminal 8 pin, 23 pin of thick film with C116 by filter capacitor C104.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201496014U CN201060274Y (en) | 2007-06-13 | 2007-06-13 | Remote indicating instrument three bus signal matched thick film circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201496014U CN201060274Y (en) | 2007-06-13 | 2007-06-13 | Remote indicating instrument three bus signal matched thick film circuit |
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| Publication Number | Publication Date |
|---|---|
| CN201060274Y true CN201060274Y (en) | 2008-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201496014U Expired - Lifetime CN201060274Y (en) | 2007-06-13 | 2007-06-13 | Remote indicating instrument three bus signal matched thick film circuit |
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|---|---|
| CN (1) | CN201060274Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104854479A (en) * | 2013-02-05 | 2015-08-19 | 哈利伯顿能源服务公司 | Apparatus and methods to visualize formation related features |
-
2007
- 2007-06-13 CN CNU2007201496014U patent/CN201060274Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104854479A (en) * | 2013-02-05 | 2015-08-19 | 哈利伯顿能源服务公司 | Apparatus and methods to visualize formation related features |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20080514 |
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| CX01 | Expiry of patent term |