CN103513597A - Pressure test storing device with trigger controller - Google Patents
Pressure test storing device with trigger controller Download PDFInfo
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- CN103513597A CN103513597A CN201310386294.1A CN201310386294A CN103513597A CN 103513597 A CN103513597 A CN 103513597A CN 201310386294 A CN201310386294 A CN 201310386294A CN 103513597 A CN103513597 A CN 103513597A
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- chip microcomputer
- trigger controller
- resistance
- pressure test
- pressure
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Abstract
The invention relates to a pressure test storing device with a trigger controller. The pressure test storing device comprises a connecting piece, a pressure sensor, a sleeve, a circuit board, a collecting and storing circuit board and a packaging bottom board, wherein the circuit board is provided with a charge-to-voltage conversion circuit, and the collecting and storing circuit board is provided with a minitype single chip microcomputer. The pressure test storing device is characterized in that the pressure sensor enables signals to be input into the minitype single chip microcomputer through the charge-to-voltage conversion circuit; a ferroelectric memory is connected with an SPI interface of the minitype single chip microcomputer through a conductive wire; the minitype single chip microcomputer is provided with a serial port communication interface transmitting the signals outside; collection of output signals of the pressure sensor is triggered by an electric level, and triggering of the electric level is controlled by the trigger controller; the trigger controller is connected with minitype single chip microcomputer through a conductive wire. The pressure test storing device can not only achieve real-time signal collection, high test accuracy and high data collection reliability but also have a wide application range, thereby being capable of meeting the requirement for pressure test storing under various closed or non-closed conditions.
Description
Technical field
The invention belongs to pressure test technical field, particularly a kind of pressure test memory storage with trigger controller.
Background technology
Pressure test storage refer on measurand without impact or the condition in allowed band under, enter miniature Data acquisition and storage tester measured body is built-in, on-the-spot Quick Acquisition and the memory that completes in real time information, then reclaim registering instrument, by computing machine, process and reproduce a kind of technique of dynamic measurement of detecting information.Current pressure test memory technology plays an important role in the numerous areas such as the test of vehicle mechanical moving component duty parameter, oil well pressure measuring, the test of blast impulse wave field, human motion and physiological parameter test, manned space flight test.
Chinese patent application 98249880.2 has proposed a kind of " impact wave pressure measurer ", and this device comprises storage tester, telepilot.Storage tester integrates sensor, test circuit, interface, battery, and the same interface of test circuit, battery are sealed in stainless steel casing together, and sensor and shell are fastenedly connected, and the storage interface of tester and the LPTx ports of microcomputer are connected.During test, storage tester is placed in explosion scene, by telepilot, controls its work, after testing, by recovery, stores tester by MICROCOMPUTER PROCESSING test data.But this device also exists obviously not enough: the one, and test process needs remote controller manually, has larger time delay during image data, causes test result and True Data to have larger error; The 2nd, this device is not suitable for airtight or need the test of signal shielding condition under water, causes the range of application of device very narrow.
Chinese patent application 200410012593.X has proposed a kind of " isolated gun bore pressure testing system and method for testing ", this this test macro comprises an isolated gun bore pressure test device and an isolated gun bore pressure test receiving trap, the isolated form overlength optical fiber transmission yarn connecting between stream oriented device, to implement the transmission of detecting information.But this device also exists obviously not enough: the one, and test process needs manual operation computing machine to start the operation of proving installation and receiving trap, does not have the function of real-time data collection, causes test result and True Data to have larger error; The 2nd, proving installation and receiving trap adopt overlength optical fiber transmission yarn, cause apparatus structure complicated, inconvenient operation, and range of application is very narrow.
How to overcome the deficiencies in the prior art and become one of emphasis difficult problem urgently to be resolved hurrily in current pressure test technical field.
Summary of the invention
The object of the invention is provides a kind of pressure test memory storage with trigger controller for overcoming the deficiencies in the prior art, not only live signal collection of the present invention, measuring accuracy is high and data acquisition reliability is high, and applied range, can meet the needs of the pressure test storage under various airtight or non-air-tight state conditions.
A kind of pressure test memory storage with trigger controller proposing according to the present invention, it comprises web member, pressure transducer, sleeve, be provided with the circuit board that electric charge turns potential circuit, store circuit plate and the package floor that is provided with one chip microcomputer, wherein: web member small end face is threaded with pressure transducer test lead, pressure transducer test lead is connected with bush whorl with web member small end face linkage section; In sleeve, install and be provided with the circuit board and the store circuit plate that is provided with one chip microcomputer that electric charge turns potential circuit, sleeve bottom is sealed by package floor, it is characterized in that pressure transducer passes through charge voltage change-over circuit signal is inputted to one chip microcomputer; Ferroelectric memory is connected with one chip microcomputer SPI mouth wire; On one chip microcomputer, be provided with the serial communication interface to outside signal transmission; The output signal collection of pressure transducer is by level triggers, and level triggers is controlled by trigger controller; Trigger controller is connected with one chip microcomputer wire.
The further preferred version of the present invention is: trigger controller comprises resistance R 1 and resistance R 2, and wherein: resistance R 1 one end is connected with power lead, the other end is connected with resistance R 2 wires; One end of resistance R 2 is connected with resistance R 1, and the other end is connected with one end of ground wire, and the other end of ground wire is connected with measured target fixed mount; The resistance value of resistance R 1 is 51K Ω, and the resistance value of resistance R 2 is 1K Ω; Ground wire is the copper cash of diameter 0.1mm.
Principle of work of the present invention is: the present invention has introduced trigger controller dexterously, using the ground wire that is connected with the resistance R 2 of trigger controller as interrupting control line, and be fixed in measured target transmitting firing lock, when measured target is launched, firing lock is broken interruption control line, make the look-at-me of a rising edge of interrupt control circuit generation of one chip microcomputer, the CPU of one chip microcomputer captures triggering collection interrupt event after look-at-me, the numerical value of pressure transducer is gathered and storage.
The present invention compared with prior art its remarkable advantage is: the one, and the present invention has been because having adopted control interrupt line, it had and trigger the real-time testing function of controlling, so can Real-time Collection information; The 2nd, the present invention is because adopting trigger controller, so pressure test precision is high; The 3rd, the present invention, because carrying the store circuit plate that is provided with one chip microcomputer, so do not need to connect peripheral computer equipment, makes data acquisition memory reliability high.The present invention can meet the needs of the pressure test storage under various airtight or non-air-tight state conditions.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of pressure test memory storage with trigger controller of proposing of the present invention.
Fig. 2 is the circuit module schematic diagram of a kind of pressure test memory storage with trigger controller of proposing of the present invention.
Fig. 3 is the schematic diagram of the trigger controller circuit that proposes of the present invention.
Fig. 4 is the schematic diagram of the store circuit plate that is provided with one chip microcomputer that proposes of the present invention.
Fig. 5 is the schematic diagram of the package floor of a kind of pressure test memory storage with trigger controller of the present invention.
Embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.
In conjunction with Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, a kind of pressure test memory storage with trigger controller proposing according to the present invention, it comprises web member (1), pressure transducer (2), sleeve (3), is provided with circuit board (4), the store circuit plate (5) that is provided with one chip microcomputer and package floor (6) that electric charge turns potential circuit, wherein: web member (1) small end face is threaded with pressure transducer (2) test lead, pressure transducer (2) test lead is threaded with sleeve (3) with web member (1) small end face linkage section; In sleeve (3), install and be provided with the electric charge circuit board (4) that turns potential circuit and the store circuit plate (5) that is provided with one chip microcomputer, sleeve (3) bottom is sealed by package floor (6); Pressure transducer (2) is inputted one chip microcomputer by charge voltage change-over circuit by signal; Ferroelectric memory is connected with one chip microcomputer SPI mouth wire; On one chip microcomputer, be provided with the serial communication interface to outside signal transmission; The output signal collection of pressure transducer (2) is by level triggers, and level triggers is controlled by trigger controller; Trigger controller is connected with one chip microcomputer wire.The further preferred version of the present invention is: trigger controller comprises resistance R 1 and resistance R 2, and wherein: resistance R 1 one end is connected with power lead, the other end is connected with resistance R 2 wires; One end of resistance R 2 is connected with resistance R 1, and the other end is connected with one end of ground wire, and the other end of ground wire is connected with measured target fixed mount; The resistance value of resistance R 1 is 51K Ω, and the resistance value of resistance R 2 is 1K Ω; Ground wire is the copper cash of diameter 0.1mm.
In the invention process process, the specifications parameter of critical piece and requirement are as follows:
Be provided with store circuit plate (5) main circuit of one chip microcomputer as shown in Figure 4, in Fig. 4, adopt the one chip microcomputer C8051F330 of high integration as main control chip, the AD that has 12 acquisition precisions, memory storage adopts non-volatile ferroelectric memory FM25V10, data can effectively be preserved after power down, one chip microcomputer in sampling process by data sync storage in nonvolatile memory, even be difficult at some the top load of expecting, under the mal-conditions such as HI high impact, or while there is fault because of embedding poor quality under HI high impact condition in device, also can preserve in time measured before this test figure, for follow-up analytical work provides foundation, improved to greatest extent the utilizability of system.This programme has overcome the shortcoming that existing pressure test memory device structure is complicated, expensive, working environment is limited and tested object is single.
Web member (1) small end face is threaded with pressure transducer (2), pressure transducer (2) is threaded with sleeve (3) with web member (1) linkage section simultaneously, these two connect necessary compactness, tight, prevent that gas or liquid from flowing out, and affects actual measuring accuracy.In specific implementation process, fluid in tested container enters after web member (1), fluid acts on pressure transducer (2), pressure transducer (2) converts the pressure of fluid to charge signal and passes to the circuit board (4) that is provided with electric charge and turns potential circuit, by the circuit board (4) that is provided with electric charge and turns potential circuit, convert charge signal to AD acquisition port that voltage signal is input to the store circuit plate (5) that is provided with one chip microcomputer, the AD acquisition function that passes through one chip microcomputer by the store circuit plate (5) that is provided with one chip microcomputer is again by voltage signal acquisition, and communicate by letter magnitude of voltage is stored in the ferroelectric memory on plate by SPI, the store circuit plate (5) that is simultaneously provided with one chip microcomputer plays the function of microcomputer, effectively control the operation of whole pressure test storage system.
Claims (5)
1. the pressure test memory storage with trigger controller, it comprises web member (1), pressure transducer (2), sleeve (3), is provided with circuit board (4), the store circuit plate (5) that is provided with one chip microcomputer and package floor (6) that electric charge turns potential circuit, wherein: web member (1) small end face is threaded with pressure transducer (2) test lead, pressure transducer (2) test lead is threaded with sleeve (3) with web member (1) small end face linkage section simultaneously; In sleeve (3), install and be provided with the electric charge circuit board (4) that turns potential circuit and the store circuit plate (5) that is provided with one chip microcomputer, sleeve (3) bottom is by package floor (6) sealing, it is characterized in that pressure transducer (2) inputs one chip microcomputer by charge voltage change-over circuit by signal; Ferroelectric memory is connected with one chip microcomputer SPI mouth wire; On one chip microcomputer, be provided with the serial communication interface to outside signal transmission; The output signal collection of pressure transducer (2) is by level triggers, and level triggers is controlled by trigger controller; Trigger controller is connected with one chip microcomputer wire.
2. a kind of pressure test memory storage with trigger controller according to claim 1, is characterized in that trigger controller comprises resistance R 1 and resistance R 2, and wherein: resistance R 1 one end is connected with power lead, the other end is connected with resistance R 2 wires; One end of resistance R 2 is connected with resistance R 1, and the other end is connected with one end of ground wire, and the other end of ground wire is connected with measured target fixed mount.
3. a kind of pressure test memory storage with trigger controller according to claim 1 and 2, is characterized in that the resistance value of described resistance R 1 is 51K
Ω, the resistance value of resistance R 2 is 1K
Ω.
4. a kind of pressure test memory storage with trigger controller according to claim 1 and 2, is characterized in that described ground wire is the copper cash of diameter 0.1mm.
5. a kind of pressure test memory storage with trigger controller according to claim 3, is characterized in that described ground wire is the copper cash of diameter 0.1mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310386294.1A CN103513597B (en) | 2013-08-29 | 2013-08-29 | A kind of test memory device with trigger controller |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310386294.1A CN103513597B (en) | 2013-08-29 | 2013-08-29 | A kind of test memory device with trigger controller |
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| CN103513597A true CN103513597A (en) | 2014-01-15 |
| CN103513597B CN103513597B (en) | 2016-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310386294.1A Expired - Fee Related CN103513597B (en) | 2013-08-29 | 2013-08-29 | A kind of test memory device with trigger controller |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104238405B (en) * | 2014-08-25 | 2017-03-08 | 中国人民解放军第三军医大学第三附属医院 | For detecting collecting method and the high speed data acquisition system of explosion wave |
| CN108204874A (en) * | 2018-02-11 | 2018-06-26 | 浙江东南网架股份有限公司 | A kind of buffer unit and its control method for rotating folding roof system |
| CN112053468A (en) * | 2015-02-25 | 2020-12-08 | 实耐宝公司 | Method and system for generating and outputting test driving script for vehicle |
| CN112285543A (en) * | 2020-09-18 | 2021-01-29 | 昆明理工大学 | Lead fish underwater signal acquisition device based on alternating current signal transmission |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2190297Y (en) * | 1993-11-15 | 1995-02-22 | 吴仁基 | Digital pressure tester |
| CN2394005Y (en) * | 1999-07-01 | 2000-08-30 | 辽河石油勘探局钻采工艺研究院 | High temperature durable electronic pressure gage |
| CN1609905A (en) * | 2004-10-12 | 2005-04-27 | 华北工学院 | Isolating gun bore pressure testing system and testing method |
| WO2010036207A1 (en) * | 2008-09-29 | 2010-04-01 | Nanyang Polytechnic | Programmable pressure activated floatation trigger device |
| CN202018302U (en) * | 2011-03-09 | 2011-10-26 | 中国人民解放军总装备部军械技术研究所 | Initiating explosive device action pressure-temperature test instrument |
-
2013
- 2013-08-29 CN CN201310386294.1A patent/CN103513597B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2190297Y (en) * | 1993-11-15 | 1995-02-22 | 吴仁基 | Digital pressure tester |
| CN2394005Y (en) * | 1999-07-01 | 2000-08-30 | 辽河石油勘探局钻采工艺研究院 | High temperature durable electronic pressure gage |
| CN1609905A (en) * | 2004-10-12 | 2005-04-27 | 华北工学院 | Isolating gun bore pressure testing system and testing method |
| WO2010036207A1 (en) * | 2008-09-29 | 2010-04-01 | Nanyang Polytechnic | Programmable pressure activated floatation trigger device |
| CN202018302U (en) * | 2011-03-09 | 2011-10-26 | 中国人民解放军总装备部军械技术研究所 | Initiating explosive device action pressure-temperature test instrument |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104238405B (en) * | 2014-08-25 | 2017-03-08 | 中国人民解放军第三军医大学第三附属医院 | For detecting collecting method and the high speed data acquisition system of explosion wave |
| CN112053468A (en) * | 2015-02-25 | 2020-12-08 | 实耐宝公司 | Method and system for generating and outputting test driving script for vehicle |
| CN108204874A (en) * | 2018-02-11 | 2018-06-26 | 浙江东南网架股份有限公司 | A kind of buffer unit and its control method for rotating folding roof system |
| CN108204874B (en) * | 2018-02-11 | 2023-12-01 | 浙江东南网架股份有限公司 | Buffering device for rotary opening and closing roof and control method thereof |
| CN112285543A (en) * | 2020-09-18 | 2021-01-29 | 昆明理工大学 | Lead fish underwater signal acquisition device based on alternating current signal transmission |
| CN112285543B (en) * | 2020-09-18 | 2023-03-07 | 昆明理工大学 | Lead fish underwater signal acquisition device based on alternating current signal transmission |
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| Publication number | Publication date |
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| CN103513597B (en) | 2016-04-20 |
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Granted publication date: 20160420 Termination date: 20170829 |