CN218522659U - Gamma probe data acquisition device - Google Patents
Gamma probe data acquisition device Download PDFInfo
- Publication number
- CN218522659U CN218522659U CN202222509290.5U CN202222509290U CN218522659U CN 218522659 U CN218522659 U CN 218522659U CN 202222509290 U CN202222509290 U CN 202222509290U CN 218522659 U CN218522659 U CN 218522659U
- Authority
- CN
- China
- Prior art keywords
- pin
- resistor
- probe
- data acquisition
- circuit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Measurement Of Radiation (AREA)
Abstract
The application provides a gamma probe tube data acquisition device, includes: the device comprises a hexahedral shell, an external interface arranged on the shell and a data acquisition module fixed in the shell, wherein the data acquisition module is connected with the external interface; the external interface comprises a probe tube connecting port, a temperature sensor connecting port, a power supply connecting port and an upper computer connecting port; the data acquisition module is connected with the gamma detection tubes through the detection tube connecting ports, connected with the temperature sensors through the temperature sensor connecting ports, connected with an external power supply through the power supply connecting interface and connected with an upper computer through the upper computer connecting port; the probe connection port receives gamma photon information collected by the probe and sends the gamma photon information to the data collection interface, the temperature sensor connection port receives temperature information collected by the temperature sensor in real time and sends the temperature information to the data collection module, and the upper computer receives the temperature information and the gamma photon information collected by the data collection module and sends the temperature information and the gamma photon information to the upper computer for storage and display, so that the gamma photon information is collected.
Description
Technical Field
The utility model relates to a gamma ray detection engineering technical field in oil, colliery and geological exploration, concretely relates to gamma probe data acquisition device.
Background
The wireless measurement while drilling instrument is a novel measurement and logging instrument representing a new drilling technology developed in the field of drilling major, can continuously monitor formation parameters, well tracks and the like, and is more and more widely used and more important. The gamma probe is a key device used in measurement while drilling and a rotary steering tool, and the reliability of the gamma probe has great influence on the reliability of the logging tool in field operation.
The gamma probe belongs to a precise instrument and is influenced by environmental factors. Before the gamma detection tube is lowered into the well, whether the gamma detection tube is normal or not is detected, and whether the gamma detection tube can count correctly or not is judged, so that the gamma detection tube can work normally when the gamma detection tube works in the well.
When the performance test and verification are carried out on the gamma probe, the gamma probe is placed in a fixed test environment box, a simulated underground working condition environment is provided for the gamma probe test, and the performance test of the gamma probe mainly verifies the counting information of the gamma probe at a certain set temperature, so that the acquisition of the temperature information and the counting information of the gamma probe becomes very important.
SUMMERY OF THE UTILITY MODEL
In order to ensure that gamma detection tube during operation corresponds gamma detection tube count information under the temperature in the simulation operating mode environment in the pit and can be gathered, the embodiment of the utility model provides a gamma detection tube data acquisition device, include: the device comprises a hexahedral shell, an external interface arranged on the shell and a data acquisition module fixed in the shell, wherein the data acquisition module is connected with the external interface; the external interface comprises a probe tube connecting port, a temperature sensor connecting port, a power supply connecting port and an upper computer connecting port; the data acquisition module is connected with the gamma detection tubes through detection tube connection ports, connected with the temperature sensors through temperature sensor connection ports, connected with an external power supply through a power supply connection interface and connected with an upper computer through an upper computer connection port; the gamma photon information that the probe tube was gathered is received to the probe tube connection port and is sent to the data acquisition interface, the temperature sensor connection port receives the temperature information that temperature sensor gathered in real time and sends to the data acquisition module, and the upper computer is sent to the upper computer and is stored and show to the temperature information and the gamma photon information that the data acquisition module gathered, accomplishes the collection of gamma photon information. The specific technical scheme is as follows:
the embodiment of the utility model provides a gamma probe tube data acquisition device, include: the device comprises a hexahedral shell, an external interface arranged on the shell and a data acquisition module fixed in the shell, wherein the data acquisition module is connected with the external interface; the external interface comprises a probe tube connecting port, a temperature sensor connecting port, a power supply connecting port and an upper computer connecting port; the data acquisition module is connected with the gamma detection tubes through detection tube connection ports, connected with the temperature sensors through temperature sensor connection ports, connected with an external power supply through a power supply connection interface and connected with an upper computer through an upper computer connection port; the gamma photon information that the probe pipe was gathered is received to probe pipe connection port and is sent to the data acquisition interface, temperature sensor connection port receives the temperature information that the temperature sensor gathered in real time and sends to the data acquisition module, and the upper computer receives the temperature information and the gamma photon information that the data acquisition module gathered and sends to the upper computer and stores and show.
Furthermore, a plurality of sliding grooves are evenly and symmetrically formed in two side walls of the shell, and the data acquisition module is clamped into the shell through the sliding grooves in a sliding mode.
Further, the data acquisition module comprises: the device comprises a main control MCU module, a probe power interface, a probe connecting interface, a temperature sensing circuit and an upper computer interface circuit; the probe tube connecting interface, the probe tube power supply interface, the temperature sensing circuit and the upper computer interface circuit are respectively connected with the main control MCU module; the probe tube connecting interface is electrically connected with the probe tube connecting port, the probe tube power supply interface is connected with the power supply connecting port, the temperature sensing circuit is connected with the temperature sensor connecting port, and the upper computer interface circuit is connected with the upper computer connecting port.
Further, the data acquisition module further comprises: the probe power acquisition circuit is respectively connected with the master control MCU module and the probe power interface; the probe power supply acquisition circuit is used for acquiring voltage and current information of the probe in real time.
Further, the probe tube power acquisition circuit includes: the voltage and current detection amplifying circuit, the analog-to-digital conversion circuit and the ADC data acquisition circuit are sequentially connected, the ADC data acquisition circuit is also connected with the master control MCU module, and the voltage and current detection amplifying circuit is also connected with the power supply interface of the probe; the voltage and current detection amplifying circuit is used for amplifying the acquired voltage or current signals and transmitting the amplified voltage or current signals to the analog-to-digital conversion circuit, the analog-to-digital conversion circuit converts the analog voltage or current signals into digital signals, the analog-to-digital conversion circuit transmits the converted digital signals to the data acquisition circuit and then transmits the converted digital signals to the main control MCU module, and the main control MCU module transmits the received digital signals to the upper computer for storage, processing and display.
Further, the data acquisition module further comprises: the device comprises a communication indicator light, a power indicator light, a probe power indicator light and a probe counting indicator light; the probe tube power interface is connected with a probe tube power indicator lamp, and the probe tube counting indicator lamp is connected with the probe tube counting indicator lamp; the communication indicator light, the power indicator light, the probe power indicator light and the probe counting indicator light are arranged on the shell.
Further, the data acquisition module further comprises: the alarm is connected with the main control MCU module, the main control MCU module acquires voltage or current information acquired by the probe power acquisition circuit and transmits the voltage or current information to the upper computer, and the upper computer sends a control instruction to the main control MCU module when judging that the voltage or current information is abnormal, and the main control MCU module controls the alarm to alarm.
Further, the temperature sensing circuit includes: the sensor comprises an analog-to-digital conversion chip U10, a sensor interface U11, a resistor R22, a resistor R23, a resistor R24, a resistor R25, a resistor R26, a resistor R27, a resistor R28 and a resistor R29; the circuit comprises a capacitor C29, a capacitor C30 and a capacitor C31, wherein a pin 1 of the analog-to-digital conversion chip U10 is connected with one end of a resistor R22, and the other end of the resistor R22 is connected with a main control MCU chip U1B; one end of the capacitor C29 is connected with the analog-to-digital conversion chip U10, and the other end of the capacitor C is grounded; one end of the capacitor C30 is grounded, and the other end of the capacitor C is connected with a pin 3 of the analog-to-digital conversion chip U10; one end of the resistor R23 is connected with VCC _3P3, and the other end is connected with a pin 3 of the analog-to-digital conversion chip U10; one end of the resistor R25 is connected with the pin 4 of the analog-to-digital conversion chip U10, and the other end of the resistor R25 is connected with the resistor R28; a pin 5 and a pin 4 of the analog-to-digital conversion chip U10 are in short circuit, and a pin 6 and a pin 7 are in short circuit; a pin 8 of the analog-to-digital conversion chip U10 is in short circuit with a pin 9, the pin 8 is connected with a pin 3 of the sensor interface U11, a pin 10 of the analog-to-digital conversion chip U10 is connected with a pin 2 of the sensor interface U11, and a pin 11 of the analog-to-digital conversion chip U10 is connected with a pin 1 of the sensor interface U11; the pin 11 of the analog-to-digital conversion chip U10 is in short circuit with the pin, one end of the capacitor C31 is connected with the pin 10 of the U10, and the other end of the capacitor C31 is connected with the pin 11 of the U11; the pin 13 and the pin 18 of the U11 are grounded, one end of the resistor R24 is connected with the pin 17 of the U10, the other end of the resistor R24 is connected with the pin K16 of the main control MCU chip U1B, one end of the resistor R26 is connected with the pin 16 of the U10, the other end of the resistor R26 is connected with the pin J14 of the main control MCU chip U1B, one end of the resistor R27 is connected with the pin 15 of the U10, and the other end of the resistor R27 is connected with the pin J16 of the main control MCU chip U1B; one end of the resistor R29 is connected with the pin 14 of the analog-to-digital conversion chip U10, and the other end of the resistor R is connected with the pin H15 of the main control MCU chip U1B; the pin 19 of the analog-to-digital conversion chip U10 is grounded.
Further, visit a tub power acquisition circuit and still include: visit pipe switch circuit.
Further, the probe power switch includes: the probe power switch circuit includes: a P-channel field effect transistor U36, a resistor R88, a resistor R89, a resistor R90, a resistor R91, a resistor R92, a resistor R94 and a triode Q7; the resistor R88 and the resistor R89 are connected in parallel, and one end of the resistor R88 is simultaneously connected with a pin 5, a pin 6, a pin 7 and a pin 8 of the P-channel field effect transistor U36; the other end is connected with a power interface of the probe tube; pin 1, pin 2 and pin 3 short circuit of P channel field effect transistor U36, just pin 1, pin 2 and pin 3 all connect VCC _24V, a resistance R92 termination pin 4 of P channel field effect transistor U36, another termination pin 1 of P channel field effect transistor U36, a resistance R90's one end connects the switch control pin of master control MCU chip, another termination triode Q7's base, a resistance R94's one end connects triode Q7's collecting electrode, another termination pin 4 of P channel field effect transistor U36, a resistance R91's one end connects triode Q7's projecting pole, another termination triode Q7's base.
Further, the voltage current detection amplifying circuit includes: the circuit comprises an amplification chip U39, a resistor R93, a resistor R97, a capacitor C74, a capacitor C75, a capacitor C76, a capacitor C77 and a diode D10; pin 1 of the amplification chip U39 is connected with the probe power interface, pin 2 and pin 3 of the amplification chip U39 are in short circuit and are all grounded, pin 8 of the amplification chip U39 is connected with pin 8 of the P-channel field effect tube U36, pin 7 of the amplification chip U39 is grounded, one end of the capacitor C76 is grounded, the other end of the capacitor C76 is connected with pin 6 of the amplification chip U39, and the capacitor C77 is connected with the capacitor C76 in parallel; a pin 5 of the amplifying chip U39 is connected with a current detection channel of the analog-to-digital conversion circuit; one end of the resistor R93 is connected with the resistor R89, the other end of the resistor R93 is connected with the resistor R97, and the capacitor C74 is connected with the resistor R93 in parallel; one end of the resistor R97 is connected with the resistor R93, the other end of the resistor R97 is grounded, and the capacitor C75 is connected with the resistor R97. The voltage detection channel of the analog-to-digital conversion circuit is connected between the resistor R94 and the resistor R97.
The embodiment of the utility model provides a pair of gamma probe tube data acquisition device, include: the device comprises a hexahedral shell, an external interface arranged on the shell and a data acquisition module fixed in the shell, wherein the data acquisition module is connected with the external interface; the external interface comprises a probe tube connecting port, a temperature sensor connecting port, a power supply connecting port and an upper computer connecting port; the data acquisition module is connected with the gamma detection tubes through detection tube connection ports, connected with the temperature sensors through temperature sensor connection ports, connected with an external power supply through a power supply connection interface and connected with an upper computer through an upper computer connection port; the gamma photon information that the probe pipe was gathered is received to probe pipe connection port and is sent to the data acquisition interface, temperature sensor connection port receives the temperature information that temperature sensor gathered in real time and sends to the data acquisition module, and the upper computer receives the temperature information and the gamma photon information that the data acquisition module gathered and sends to the upper computer and stores and show, accomplishes the collection of gamma photon information.
Further, the data acquisition module comprises a main control MCU module, a probe power interface, a probe connection interface, a probe power acquisition circuit, a temperature sensing circuit and an upper computer connection interface; the main control MCU module starts a power supply to supply power to the gamma probe tube after receiving a power supply starting command sent by the main control MCU module, and the gamma probe tube starts to collect gamma photon information after being electrified. The utility model discloses gamma is visited the pipe and is just beginning to make statistics of gamma photon quantity after receiving main control MCU module instruction, has satisfied the work condition of gamma when visiting the pipe in the pit, has improved the accuracy of gamma visiting the pipe.
Furthermore, the data acquisition module of the utility model also comprises a probe tube power acquisition circuit, and the probe tube power acquisition circuit is also connected with a probe tube power interface and is used for acquiring the voltage and current information of the probe tube in real time; the temperature sensing circuit is also connected with the temperature sensor and used for acquiring the real-time temperature of the probe pipe environment box so as to judge the temperature information corresponding to the current probe pipe counting information; the utility model discloses gather the voltage electric current of exploring tube power in real time, judge the power supply situation of exploring tube power in real time to it is normal to ensure exploring tube power supply situation, ensures the accuracy of gamma exploring tube test.
Drawings
Fig. 1 is a block diagram schematically illustrating a structure of a gamma probe data acquisition device according to an embodiment of the present invention;
fig. 2 is a block diagram of a data acquisition module according to an embodiment of the present invention;
fig. 3a is a schematic circuit diagram of a first part of a main control MCU module of a data acquisition module according to an embodiment of the present invention;
fig. 3b is a schematic circuit diagram of a second part of the main control MCU module of the data acquisition module according to the embodiment of the present invention;
fig. 4 is a schematic circuit diagram of a temperature sensing interface according to an embodiment of the present invention;
fig. 5 is a schematic circuit diagram of a probe power supply acquisition circuit provided by an embodiment of the present invention;
in the figure: 0: a housing; 1: a temperature sensor connection port; 2: the probe tube is connected with the port; 3: the upper computer is connected with a port; 4: a power connection port; 5: a data acquisition module; 6: and an indicator light panel.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
See above fig. 1, is the embodiment of the utility model provides a gamma probe data acquisition device's structure schematic block diagram, include: the device comprises a hexahedral shell, an external interface arranged on the shell and a data acquisition module fixed in the shell, wherein a plurality of sliding grooves are uniformly and symmetrically arranged on two side walls in the hexahedral shell, and the data acquisition module is clamped into the shell in a sliding manner through the sliding grooves; the rest chutes can be configured to place other circuit boards. The data acquisition module is connected with an external interface on the shell through a set interface circuit.
The external interface comprises a probe tube connecting port, a temperature sensor connecting port, a power supply connecting port and an upper computer connecting port.
In the actual use process, the data acquisition module is electrically connected with the probe tube connecting end; a plurality of gamma probe tubes are directly connected to probe tube connection ports on the shell, the temperature sensor is connected to the temperature sensor connection port, the external power supply is connected to the power supply connection interface, and the upper computer is connected to the upper computer connection port. The probe connection port receives gamma photon information collected by the probe and sends the gamma photon information to the data collection interface, the temperature sensor connection port receives temperature information collected by the temperature sensor in real time and sends the temperature information and the gamma photon information to the data collection module, and the upper computer receives the temperature information and the gamma photon information collected by the data collection module and sends the temperature information and the gamma photon information to the upper computer for storage and display.
The external interface of the hexahedral housing may be disposed on the top surface, the bottom surface, or the side surface of the hexahedral housing, and is adaptively designed according to specific situations, and is not particularly limited herein.
See fig. 2, fig. 2 is a block diagram of the data acquisition module provided by the embodiment of the present invention, the data acquisition module includes: the device comprises a main control MCU module, a probe power interface, a probe connection interface, a temperature sensing circuit and an upper computer interface circuit; the probe tube connecting interface, the probe tube power supply interface, the temperature sensing circuit and the upper computer interface circuit are respectively connected with the main control MCU module; the probe tube connecting interface is electrically connected with the probe tube connecting port, the probe tube power supply interface is connected with the power supply connecting port, the temperature sensing circuit is connected with the temperature sensor connecting port, and the upper computer interface circuit is connected with the upper computer connecting port.
The gamma probe tube is arranged in the probe tube environment box, and the probe tube environment box is a box body for providing a simulated underground working condition environment for the gamma probe tube test verification.
Visit a tub environment case includes: the device comprises a vibration and fixing tool, a plurality of gamma detection tubes, a heating device and a temperature sensor; the vibration and fixation tool comprises a plurality of fixed channels, and each channel is fixed with a gamma probe tube; the temperature sensor and the heating device are both arranged in the box; the upper computer is in communication connection with the data acquisition module, the data acquisition module is electrically connected with the gamma detection tube, and the temperature sensor is electrically connected with the data acquisition module.
The probe tube connecting interface is connected with a plurality of probe tubes and is used for acquiring counting data of the probe tubes; the power interface of the probe tube is connected with an external power supply and used for turning on the power supply to supply power to the probe tube after receiving a power supply turning-on instruction sent by the main control MCU module; the probe tube power acquisition circuit is connected with the probe tube power interface and is used for acquiring voltage and current information of the probe tube in real time; the temperature sensing circuit is also connected with the temperature sensor and used for collecting the real-time temperature of the probe tube environment box so as to judge the temperature information corresponding to the current probe tube count.
See fig. 3a, it is the first part circuit schematic diagram of the main control MCU module of a gamma probe test system that the embodiment of the utility model provides, main control MCU chip U1A adopts the FPGA chip that the model is XC3S200AN-4FTG256C, in fig. 3a, 68 ohm resistance R5 is connected to main control MCU chip U1A' S D5 pin, resistance R5 connects power VCC _3P3, pin A4 connects RESET circuit through network designation RESET, is connected with IIC bus peripheral equipment through network designation IIC _ SCL and IIC _ SDA; the master control MCU chip U1A is connected with the ADC data acquisition circuit through pins B12, A14, A13, B15, B14 and C13; the main control MCU chip U1A is connected with a power supply VCC _3P3 through pins B5, B9, B13 and E8.
Fig. 3B is a schematic circuit diagram of a second part of a main control MCU module of the gamma probe testing system according to the embodiment of the present invention, in fig. 3B, a main control MCU chip U1B is connected to a power VCC _3P3 through pins E15, H12, J15, N15, and is connected to a probe connection interface through pins N14, P15, M16, L16, and L14, and collects count information of the gamma probe connected thereto through pins N14, P15, M16, L16, and L14; the main control MCU chip U1B is connected with the temperature sensing interface through a pin J16, a pin K16, a pin H14, a pin J14, a pin H16 and a pin H15. The main control MCU chip U1B is connected with the USB interface through a pin C15 and a pin C16 and is connected with the ADC data acquisition circuit through an E14, a D15 and a D16.
The data acquisition module comprises a main control MCU module, a probe power interface, a probe connection interface, a probe power acquisition circuit, a temperature sensing circuit and a USB interface; the main control MCU module starts a power supply to supply power to the gamma detection tube after receiving a power supply starting instruction sent by the main control MCU module, and the gamma detection tube starts to collect gamma photon information after being electrified. The utility model discloses gamma is visited the pipe and is just beginning to make statistics of gamma photon quantity after receiving main control MCU module instruction, has satisfied the work condition of gamma when visiting the pipe in the pit, has improved the accuracy of gamma visiting the pipe.
Furthermore, the data acquisition module of the utility model also comprises a probe power acquisition circuit, which is also connected with the probe power interface and used for acquiring the voltage and current information of the probe in real time; the temperature sensing circuit is also connected with the temperature sensor and used for acquiring the real-time temperature of the probe pipe environment box so as to judge the temperature information corresponding to the current probe pipe counting information; the utility model discloses gather the voltage electric current of exploring tube power in real time, judge the power supply situation of exploring tube power in real time to it is normal to ensure exploring tube power supply situation, ensures the accuracy of gamma exploring tube test.
The probe tube power supply acquisition circuit comprises a voltage and current detection amplification circuit, an analog-to-digital conversion circuit and an ADC (analog-to-digital converter) data acquisition circuit which are sequentially connected, wherein the ADC data acquisition circuit is also connected with the master control MCU module, and the voltage and current detection amplification circuit is also connected with the probe tube power supply interface; the voltage and current detection amplifying circuit is used for amplifying the acquired voltage or current signals and transmitting the amplified voltage or current signals to the analog-to-digital conversion circuit, the analog-to-digital conversion circuit converts the analog voltage or current signals into digital signals, the analog-to-digital conversion circuit transmits the converted digital signals to the data acquisition circuit and then transmits the converted digital signals to the main control MCU module, and the main control MCU module transmits the received digital signals to the upper computer for storage, processing and display.
See fig. 4, is a schematic circuit diagram of a temperature sensing interface of a gamma probe testing system provided by an embodiment of the present invention, the temperature sensing circuit includes: the sensor comprises an analog-to-digital conversion chip U10, a sensor interface U11, a resistor R22, a resistor R23, a resistor R24, a resistor R25, a resistor R26, a resistor R27, a resistor R28 and a resistor R29; capacitor C29, capacitor C30, and capacitor C31. The pin 1 of the analog-to-digital conversion chip U10 is connected with one end of the resistor R22, and the other end of the resistor R22 is connected with the main control MCU chip U1B; one end of the capacitor C29 is connected with the analog-to-digital conversion chip U10, and the other end of the capacitor C is grounded; one end of the capacitor C30 is grounded, and the other end of the capacitor C is connected with a pin 3 of the analog-to-digital conversion chip U10; one end of the resistor R23 is connected with VCC _3P3, and the other end is connected with a pin 3 of the analog-to-digital conversion chip U10; one end of the resistor R25 is connected with the pin 4 of the analog-to-digital conversion chip U10, and the other end of the resistor R25 is connected with the resistor R28; a pin 5 of the analog-to-digital conversion chip U10 is in short circuit with a pin 4, and a pin 6 is in short circuit with a pin 7; a pin 8 of the analog-to-digital conversion chip U10 is in short circuit with a pin 9, the pin 8 is connected with a pin 3 of the sensor interface U11, a pin 10 of the analog-to-digital conversion chip U10 is connected with a pin 2 of the sensor interface U11, and a pin 11 of the analog-to-digital conversion chip U10 is connected with a pin 1 of the sensor interface U11; the pin 11 of the analog-to-digital conversion chip U10 is in short circuit with the pin, one end of the capacitor C31 is connected with the pin 10 of the U10, and the other end of the capacitor C31 is connected with the pin 11 of the U11; the pin 13 and the pin 18 of the U11 are grounded, one end of the resistor R24 is connected with the pin 17 of the U10, the other end of the resistor R24 is connected with the pin K16 of the main control MCU chip U1B, one end of the resistor R26 is connected with the pin 16 of the U10, the other end of the resistor R26 is connected with the pin J14 of the main control MCU chip U1B, one end of the resistor R27 is connected with the pin 15 of the U10, and the other end of the resistor R27 is connected with the pin J16 of the main control MCU chip U1B; one end of the resistor R29 is connected with the pin 14 of the analog-to-digital conversion chip U10, and the other end of the resistor R is connected with the pin H15 of the main control MCU chip U1B; the pin 19 of the analog-to-digital conversion chip U10 is grounded.
See fig. 5, fig. 5 is a schematic circuit diagram of a tube power switch and a voltage and current detection amplifying circuit of a gamma tube testing system, the tube power switch and the voltage and current detection amplifying circuit include a tube power switch circuit and a voltage and current detection circuit, wherein the tube power switch circuit includes: a P-channel field effect transistor U36, a resistor R88, a resistor R89, a resistor R90, a resistor R91, a resistor R92, a resistor R94 and a triode Q7; the resistor R88 and the resistor R89 are connected in parallel, and one end of the resistor R88 is simultaneously connected with a pin 5, a pin 6, a pin 7 and a pin 8 of the P-channel field effect transistor U36; the other end is connected with a power interface of the probe tube; pin 1, pin 2 and pin 3 short circuit of P channel field effect transistor U36, just pin 1, pin 2 and pin 3 all connect VCC _24V, a resistance R92 termination P channel field effect transistor U36's pin 4, another termination P channel field effect transistor U36's pin 1, a resistance R90's one end connects the switch control pin of master control MCU chip, another termination triode Q7's base, a resistance R94's one end connects triode Q7's collecting electrode, another termination P channel field effect transistor U36's pin 4, a resistance R91's one end connects triode Q7's projecting pole, another termination triode Q7's base. When the switch control pin of the main control MCU chip is set to be at a high level, the triode is conducted, the pin 4 of the P-channel field effect tube U36 is conducted, the drain electrode is conducted, and voltage meeting the requirement is output to supply power for the probe tube.
The voltage current detection amplifying circuit includes: the circuit comprises an amplification chip U39, a resistor R93, a resistor R97, a capacitor C74, a capacitor C75, a capacitor C76, a capacitor C77 and a diode D10; pin 1 of the amplification chip U39 is connected to the probe power interface, pin 2 and pin 3 of the amplification chip U39 are short-circuited and are both grounded, pin 8 of the amplification chip U39 is connected to pin 8 of the P-channel field effect transistor U36, pin 7 of the amplification chip U39 is grounded, one end of the capacitor C76 is grounded, the other end of the capacitor C76 is connected to pin 6 of the amplification chip U39, and the capacitor C77 is connected to the capacitor C76 in parallel; a pin 5 of the amplifying chip U39 is connected with a current detection channel of the analog-to-digital conversion circuit; one end of the resistor R93 is connected with the resistor R89, the other end of the resistor R93 is connected with the resistor R97, and the capacitor C74 is connected with the resistor R93 in parallel; one end of the resistor R97 is connected with the resistor R93, the other end of the resistor R97 is grounded, and the capacitor C75 is connected with the resistor R97. The voltage detection channel of the analog-to-digital conversion circuit is connected between the resistor R94 and the resistor R97.
The utility model discloses in the optional implementation of embodiment, above-mentioned data acquisition module still includes the pilot lamp, the pilot lamp respectively with visit a tub power source, visit a tub connection interface connection, the pilot lamp is used for instructing each way to visit the connection status information of pipe and visit a tub power source status information.
The utility model discloses in the optional implementation of embodiment, above-mentioned data acquisition module still includes the alarm, the alarm with the master control MCU module is connected, the master control MCU module gathers the voltage or the current information of exploring tube power acquisition circuit collection and sends to the host computer, and when the host computer judges that voltage or current information exist unusually, send control command extremely the master control MCU module, by master control MCU module control the alarm is reported to the police.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, these modifications or improvements are made without departing from the spirit of the present invention, and all fall within the scope of the claimed invention.
Claims (10)
1. A gamma probe tube data acquisition device, comprising: the device comprises a hexahedral shell, an external interface arranged on the shell and a data acquisition module fixed in the shell, wherein the data acquisition module is connected with the external interface; the external interface comprises a probe tube connecting port, a temperature sensor connecting port, a power supply connecting port and an upper computer connecting port; the data acquisition module is connected with the gamma detection tubes through detection tube connection ports, connected with the temperature sensors through temperature sensor connection ports, connected with an external power supply through a power supply connection interface and connected with an upper computer through an upper computer connection port; the gamma photon information that the probe pipe was gathered is received to probe pipe connection port and is sent to the data acquisition interface, temperature sensor connection port receives the temperature information that the temperature sensor gathered in real time and sends to the data acquisition module, and the upper computer receives the temperature information and the gamma photon information that the data acquisition module gathered and sends to the upper computer and stores and show.
2. The gamma probe tube data acquisition device of claim 1, wherein a plurality of sliding grooves are uniformly and symmetrically arranged on two side walls inside the shell, and the data acquisition module is slidably clamped into the shell through the sliding grooves.
3. The gamma probe data acquisition device of claim 1, wherein the data acquisition module comprises: the device comprises a main control MCU module, a probe power interface, a probe connecting interface, a temperature sensing circuit and an upper computer interface circuit; the probe tube connecting interface, the probe tube power supply interface, the temperature sensing circuit and the upper computer interface circuit are respectively connected with the main control MCU module; the probe tube connecting interface is electrically connected with the probe tube connecting port, the probe tube power supply interface is connected with the power supply connecting port, the temperature sensing circuit is connected with the temperature sensor connecting port, and the upper computer interface circuit is connected with the upper computer connecting port.
4. The gamma probe data acquisition device of claim 3 wherein the data acquisition module further comprises: the probe power acquisition circuit is respectively connected with the master control MCU module and the probe power interface; the probe power supply acquisition circuit is used for acquiring voltage and current information of the probe in real time.
5. The gamma probe data acquisition device of claim 4 wherein the probe power acquisition circuit comprises: the voltage and current detection amplifying circuit, the analog-to-digital conversion circuit and the ADC data acquisition circuit are sequentially connected, the ADC data acquisition circuit is further connected with the master control MCU module, and the voltage and current detection amplifying circuit is further connected with the power supply interface of the probe tube; the voltage and current detection amplifying circuit is used for amplifying the acquired voltage or current signals and transmitting the amplified voltage or current signals to the analog-to-digital conversion circuit, the analog-to-digital conversion circuit converts the analog voltage or current signals into digital signals, the analog-to-digital conversion circuit transmits the converted digital signals to the data acquisition circuit and then transmits the converted digital signals to the main control MCU module, and the main control MCU module transmits the received digital signals to the upper computer for storage, processing and display.
6. The gamma probe data acquisition device of claim 1 wherein the data acquisition module further comprises: the device comprises a communication indicator light, a power indicator light, a probe power indicator light and a probe counting indicator light; the probe tube power interface is connected with a probe tube power indicator lamp, and the probe tube counting indicator lamp is connected with the probe tube counting indicator lamp; the communication indicator light, the power indicator light, the probe power indicator light and the probe counting indicator light are arranged on the shell.
7. The gamma probe data acquisition device of claim 3 wherein the data acquisition module further comprises: and the alarm is connected with the main control MCU module and alarms when receiving an alarm instruction sent by the main control MCU module.
8. The gamma probe data acquisition device of claim 3 wherein the temperature sensing circuit comprises: the sensor comprises an analog-to-digital conversion chip U10, a sensor interface U11, a resistor R22, a resistor R23, a resistor R24, a resistor R25, a resistor R26, a resistor R27, a resistor R28 and a resistor R29; the circuit comprises a capacitor C29, a capacitor C30 and a capacitor C31, wherein a pin 1 of the analog-to-digital conversion chip U10 is connected with one end of a resistor R22, and the other end of the resistor R22 is connected with a main control MCU chip U1B; one end of the capacitor C29 is connected with the analog-to-digital conversion chip U10, and the other end of the capacitor C is grounded; one end of the capacitor C30 is grounded, and the other end of the capacitor C is connected with a pin 3 of the analog-to-digital conversion chip U10; one end of the resistor R23 is connected with VCC _3P3, and the other end is connected with a pin 3 of the analog-to-digital conversion chip U10; one end of the resistor R25 is connected with the pin 4 of the analog-to-digital conversion chip U10, and the other end of the resistor R25 is connected with the resistor R28; a pin 5 of the analog-to-digital conversion chip U10 is in short circuit with a pin 4, and a pin 6 is in short circuit with a pin 7; a pin 8 of the analog-to-digital conversion chip U10 is in short circuit with a pin 9, the pin 8 is connected with a pin 3 of the sensor interface U11, a pin 10 of the analog-to-digital conversion chip U10 is connected with a pin 2 of the sensor interface U11, and a pin 11 of the analog-to-digital conversion chip U10 is connected with a pin 1 of the sensor interface U11; the pin 11 of the analog-to-digital conversion chip U10 is in short circuit with the pin, one end of the capacitor C31 is connected with the pin 10 of the U10, and the other end of the capacitor C31 is connected with the pin 11 of the U11; the pin 13 and the pin 18 of the U11 are grounded, one end of the resistor R24 is connected with the pin 17 of the U10, the other end of the resistor R24 is connected with the pin K16 of the main control MCU chip U1B, one end of the resistor R26 is connected with the pin 16 of the U10, the other end of the resistor R26 is connected with the pin J14 of the main control MCU chip U1B, one end of the resistor R27 is connected with the pin 15 of the U10, and the other end of the resistor R27 is connected with the pin J16 of the main control MCU chip U1B; one end of the resistor R29 is connected with the pin 14 of the analog-to-digital conversion chip U10, and the other end of the resistor R is connected with the pin H15 of the main control MCU chip U1B; pin 19 of the analog-to-digital conversion chip U10 is grounded.
9. The gamma probe data acquisition device of claim 3 wherein the probe power acquisition circuit further comprises: a power switch circuit of the probe tube.
10. The gamma probe data acquisition device of claim 9 wherein the probe power switch comprises: the probe power switch circuit includes: a P-channel field effect transistor U36, a resistor R88, a resistor R89, a resistor R90, a resistor R91, a resistor R92, a resistor R94 and a triode Q7; the resistor R88 and the resistor R89 are connected in parallel, and one end of the resistor R88 is simultaneously connected with a pin 5, a pin 6, a pin 7 and a pin 8 of the P-channel field effect transistor U36; the other end is connected with a power interface of the probe tube; pin 1, pin 2 and pin 3 short circuit of P channel field effect transistor U36, just pin 1, pin 2 and pin 3 all connect VCC _24V, a resistance R92 termination pin 4 of P channel field effect transistor U36, another termination pin 1 of P channel field effect transistor U36, a resistance R90's one end connects the switch control pin of master control MCU chip, another termination triode Q7's base, a resistance R94's one end connects triode Q7's collecting electrode, another termination pin 4 of P channel field effect transistor U36, a resistance R91's one end connects triode Q7's projecting pole, another termination triode Q7's base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222509290.5U CN218522659U (en) | 2022-09-23 | 2022-09-23 | Gamma probe data acquisition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222509290.5U CN218522659U (en) | 2022-09-23 | 2022-09-23 | Gamma probe data acquisition device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218522659U true CN218522659U (en) | 2023-02-24 |
Family
ID=85245352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222509290.5U Active CN218522659U (en) | 2022-09-23 | 2022-09-23 | Gamma probe data acquisition device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218522659U (en) |
-
2022
- 2022-09-23 CN CN202222509290.5U patent/CN218522659U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103233722B (en) | Coal mine underground explosion proof type electromagnetic wave wireless measurement while drilling system and application method thereof | |
| CN103837666A (en) | Online lubrication oil state monitoring system of mine device and monitoring method of system | |
| CN204964493U (en) | Wireless remote sea water quality of water environment measuring equipment | |
| CN211741143U (en) | Portable air anion concentration detector | |
| CN218522659U (en) | Gamma probe data acquisition device | |
| CN102879732B (en) | Method and system for testing board card | |
| CN104914376A (en) | Digital circuit state detection circuit and digital circuit state detection method | |
| CN206930411U (en) | A kind of valves leakage temperature-detecting device | |
| CN101532382A (en) | A method and system of adopting multiple shot inclinometer probe for measuring well depth | |
| CN205885454U (en) | Intelligent auscultator | |
| CN206541295U (en) | A kind of intelligent data collection and processing platform | |
| CN206331127U (en) | The node type seismic prospecting instrument of wave detector state is monitored in real time | |
| CN218917654U (en) | Gamma probe tube test system | |
| CN209992078U (en) | Wireless temperature tester | |
| CN208077393U (en) | A kind of soil automatic checkout system based on wireless telecommunications | |
| CN204964452U (en) | Wireless crack depth automated inspection appearance | |
| CN106772560A (en) | The node type seismic prospecting instrument and control method of real-time monitoring wave detector state | |
| CN106768083B (en) | Centrifugal pump-motor vibration and temperature inspection device based on Android platform and detection method thereof | |
| CN103076484B (en) | electrical test system and method | |
| WO2015102570A1 (en) | Position-sensitive gamma detectors | |
| CN109752766B (en) | Mine induced polarization detection system and fine imaging method | |
| CN209892180U (en) | Three-dimensional electrical method of drilling is along with boring testing arrangement based on visual photogrammetry | |
| CN103616082B (en) | A kind of intelligent miniature temperature recorder | |
| CN110313912A (en) | Channels and collaterals block electronics dredger and its dredging method | |
| CN105785115A (en) | Testing system and method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |