CN111175034A - Automatic testing arrangement of mechanical type sphygmomanometer tympanites fatigue - Google Patents
Automatic testing arrangement of mechanical type sphygmomanometer tympanites fatigue Download PDFInfo
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- CN111175034A CN111175034A CN202010045446.1A CN202010045446A CN111175034A CN 111175034 A CN111175034 A CN 111175034A CN 202010045446 A CN202010045446 A CN 202010045446A CN 111175034 A CN111175034 A CN 111175034A
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- synchronous belt
- cylinder body
- piston rod
- mechanical
- sphygmomanometer
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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- General Physics & Mathematics (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
Abstract
The invention provides an automatic testing device for fatigue of a pneumatic drum of a mechanical sphygmomanometer, which comprises a substrate, a touch screen, a pressure sensor and a PLC (programmable logic controller), wherein a synchronous belt wheel, a driving motor and a cylinder are arranged on the substrate, an output shaft of the motor is connected with the synchronous belt wheel through a synchronous belt, the transmission direction of the synchronous belt is parallel to the substrate, the cylinder comprises a cylinder body and a piston rod, the cylinder body is communicated with the pneumatic drum of the mechanical sphygmomanometer, the cylinder body is arranged on the substrate, the piston rod extends out of one end of the cylinder body and is fixedly connected with a clamping block of the synchronous belt, the moving direction of the piston rod is parallel to the transmission direction of the synchronous belt, the clamping block of the synchronous belt is arranged on the synchronous belt and moves along with the synchronous belt, the pressure sensor is used for detecting the pressure of the pneumatic drum of the mechanical sphygmomanometer. The invention can automatically carry out fatigue test on the air drum of the mechanical sphygmomanometer and has more accurate test.
Description
Technical Field
The invention relates to the technical field of wireless power, in particular to an automatic testing device for tympanites fatigue of a mechanical sphygmomanometer.
Background
Blood pressure is one of the most important physiological features of the human body, and therefore, a sphygmomanometer is also an important medical device. The mercury sphygmomanometer is provided with poisonous heavy metal mercury, the electronic sphygmomanometer is difficult to popularize due to the influence of measurement accuracy and price, and the mechanical sphygmomanometer not only can achieve the measurement accuracy of the mercury sphygmomanometer but also is economical in price, and can be used as a main product for measuring blood pressure for a long time. The quality and stability of the air drum directly affect the accuracy and stability of the mechanical sphygmomanometer. Therefore, the mechanical sphygmomanometer requires a fatigue test for the mechanical sphygmomanometer balloon during the production process of the mechanical sphygmomanometer.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides an automatic testing device for the fatigue of a mechanical sphygmomanometer tympanites.
The invention provides an automatic testing device for fatigue of a mechanical sphygmomanometer tympanometer, which comprises: the device comprises a base plate, a synchronous belt wheel mounting bracket, a synchronous belt wheel, a synchronous belt clamping block, a driving motor, an air cylinder, a touch screen, a pressure sensor and a PLC (programmable logic controller);
the synchronous belt wheel mounting bracket and the driving motor are respectively mounted on the base plate, the synchronous belt wheel is mounted on the synchronous belt wheel mounting bracket, an output shaft of the driving motor is connected with the synchronous belt wheel through a synchronous belt, and the transmission direction of the synchronous belt is parallel to the base plate;
the cylinder comprises a cylinder body and a piston rod, the cylinder body is arranged on the substrate, the cylinder body is used for being communicated with the air drum of the mechanical sphygmomanometer, the piston rod extends out of one end of the cylinder body and is fixedly connected with the synchronous belt clamping block, the moving direction of the piston rod is parallel to the transmission direction of the synchronous belt, and the synchronous belt clamping block is arranged on the synchronous belt and moves along with the synchronous belt;
the pressure sensor is used for detecting the pressure of the air drum of the mechanical sphygmomanometer, and the pressure sensor, the driving motor and the touch screen are respectively and electrically connected with the PLC.
Preferably, the driving motor is a servo motor or a stepping motor.
Preferably, still include the push pedal, push pedal one end and piston rod fixed connection, the other end and hold-in range clamp splice fixed connection.
Preferably, the hold-in range clamp splice includes first clamp plate, second clamp plate and bolt, first clamp plate and push pedal fixed connection, and first clamp plate and second clamp plate pass through bolt fixed connection.
According to the invention, the mechanical sphygmomanometer air drum is communicated with the cylinder body, the PLC controls the driving motor to work, the output shaft of the driving motor rotates, so that the synchronous belt is driven to rotate, the piston rod is driven to stretch on the cylinder body, the pressure in the cylinder body can be changed due to the stretching of the piston rod, the gas in the cylinder body enters the mechanical sphygmomanometer air drum or flows back to the cylinder body from the mechanical sphygmomanometer air drum, and the mechanical sphygmomanometer air drum can be automatically subjected to fatigue test; the pressure sensor is used for detecting the pressure of the air drum of the mechanical sphygmomanometer and transmitting the detected pressure information to the PLC, and the PLC controls the servo motor or the stepping motor to rotate according to the received pressure information and the parameters set by the touch screen, so that closed-loop control is formed, the control is more accurate, and the accuracy of the fatigue test is improved.
Drawings
Fig. 1 is a schematic structural diagram of an automatic testing device for fatigue of a mechanical sphygmomanometer balloon according to the present invention.
Description of reference numerals:
1-substrate 2-driving motor 3-synchronous pulley mounting bracket 4-synchronous pulley 5-synchronous belt
6-cylinder 61-cylinder body 62-piston rod 7-push plate 8-synchronous belt clamping block 81-second pressing plate
82-first platen
Detailed Description
Referring to fig. 1, the invention provides an automatic testing device for fatigue of a mechanical sphygmomanometer tympanometer, comprising: the device comprises a base plate 1, a synchronous belt wheel mounting bracket 3, a synchronous belt wheel 4, a synchronous belt 5, a synchronous belt clamping block 8, a driving motor 2, an air cylinder 6, a touch screen, a pressure sensor and a PLC (programmable logic controller);
the synchronous belt wheel mounting support 3 and the driving motor 2 are respectively mounted on the substrate 1, the synchronous belt wheel 4 is mounted on the synchronous belt wheel mounting support 3, an output shaft of the driving motor 2 is connected with the synchronous belt wheel 4 through a synchronous belt 5, and the transmission direction of the synchronous belt 5 is parallel to the substrate 1;
the cylinder 6 comprises a cylinder body 61 and a piston rod 62, the cylinder body 61 is arranged on the substrate 1, the cylinder body 61 is used for being communicated with an air drum of the mechanical sphygmomanometer, the piston rod 62 extends out of one end of the cylinder body 61 and is fixedly connected with the synchronous belt clamping block 8, the moving direction of the piston rod 62 is parallel to the transmission direction of the synchronous belt 5, and the synchronous belt clamping block 8 is arranged on the synchronous belt 5 and moves along with the synchronous belt 5;
the pressure sensor is used for detecting the pressure of the air drum of the mechanical sphygmomanometer, and the pressure sensor, the driving motor 2 and the touch screen are respectively and electrically connected with the PLC.
According to the invention, the mechanical sphygmomanometer air drum is communicated with the cylinder body 61, the PLC controls the driving motor 2 to work, the output shaft of the driving motor 2 rotates, so that the synchronous belt 5 is driven to rotate, the piston rod 62 is driven to stretch out and draw back on the cylinder body 61, the pressure in the cylinder body 61 can be changed by the stretching of the piston rod 62, the gas in the cylinder body 61 enters the mechanical sphygmomanometer air drum or flows back into the cylinder body 61 from the mechanical sphygmomanometer air drum, the mechanical sphygmomanometer air drum can be automatically subjected to fatigue test, and an external gas source is not needed; the PLC controller can control the driving motor 2 to rotate positively or reversely at different rotating speeds, the pressure sensor is used for detecting the pressure of the air drum of the mechanical sphygmomanometer and transmitting the detected pressure information to the PLC controller, and the PLC controls the rotation of the servo motor or the stepping motor according to the received pressure information and the parameters set by the touch screen, so that closed-loop control is formed, and the control is more accurate.
In a specific embodiment, the driving motor 2 is a servo motor or a stepping motor.
In order to be suitable for the cylinders and the synchronous belts of different models and the distance between the cylinders and the synchronous belts, in a specific embodiment, the synchronous belt clamping device further comprises a push plate 7, one end of the push plate 7 is fixedly connected with the piston rod 62, and the other end of the push plate 7 is fixedly connected with the synchronous belt clamping block 8.
In a specific embodiment, the synchronous belt clamping block 8 comprises a first pressing plate 82, a second pressing plate 81 and a bolt, the first pressing plate 82 is fixedly connected with the push plate 7, and the first pressing plate 82 is fixedly connected with the second pressing plate 81 through the bolt. The timing belt 5 is sandwiched by the first pressure plate 82 and the second pressure plate 81, and the first pressure plate 82 and the second pressure plate 81 are fixed by bolts.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (4)
1. The utility model provides a tired automatic testing arrangement of mechanical type sphygmomanometer tympanites which characterized in that includes: the device comprises a base plate (1), a synchronous belt wheel mounting bracket (3), a synchronous belt wheel (4), a synchronous belt (5), a synchronous belt clamping block (8), a driving motor (2), an air cylinder (6), a touch screen, a pressure sensor and a PLC (programmable logic controller);
a synchronous belt wheel mounting support (3) and a driving motor (2) are respectively mounted on a substrate (1), a synchronous belt wheel (4) is mounted on the synchronous belt wheel mounting support (3), an output shaft of the driving motor (2) is connected with the synchronous belt wheel (4) through a synchronous belt (5), and the transmission direction of the synchronous belt (5) is parallel to the substrate (1);
the cylinder (6) comprises a cylinder body (61) and a piston rod (62), the cylinder body (61) is arranged on the substrate (1), the cylinder body (61) is used for being communicated with an air drum of the mechanical sphygmomanometer, the piston rod (62) extends out of one end of the cylinder body (61) and is fixedly connected with the synchronous belt clamping block (8), the moving direction of the piston rod (62) is parallel to the transmission direction of the synchronous belt (5), and the synchronous belt clamping block (8) is arranged on the synchronous belt (5) and moves along with the walking belt (5);
the pressure sensor is used for detecting the pressure of the air drum of the mechanical sphygmomanometer, and the pressure sensor, the driving motor (2) and the touch screen are respectively electrically connected with the PLC.
2. The automatic test device for tympanometry fatigue of mechanical sphygmomanometer according to claim 1, wherein the driving motor (2) is a servo motor or a stepping motor.
3. The automatic testing device for the fatigue of the tympanites of the mechanical sphygmomanometer according to claim 1, further comprising a push plate (7), wherein one end of the push plate (7) is fixedly connected with the piston rod (62), and the other end of the push plate is fixedly connected with the synchronous belt clamping block (8).
4. The automatic test device for the fatigue of the air drum of the mechanical sphygmomanometer according to claim 3, wherein the synchronous belt clamping block (8) comprises a first pressing plate (82), a second pressing plate (81) and a bolt, the first pressing plate (82) is fixedly connected with the pushing plate (7), and the first pressing plate (82) is fixedly connected with the second pressing plate (81) through the bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010045446.1A CN111175034A (en) | 2020-01-16 | 2020-01-16 | Automatic testing arrangement of mechanical type sphygmomanometer tympanites fatigue |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010045446.1A CN111175034A (en) | 2020-01-16 | 2020-01-16 | Automatic testing arrangement of mechanical type sphygmomanometer tympanites fatigue |
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| CN111175034A true CN111175034A (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010045446.1A Pending CN111175034A (en) | 2020-01-16 | 2020-01-16 | Automatic testing arrangement of mechanical type sphygmomanometer tympanites fatigue |
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| CN (1) | CN111175034A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04279839A (en) * | 1991-03-08 | 1992-10-05 | Hitachi Tsuchiura Eng Kk | Pressure fatigue testing device |
| CN101940470A (en) * | 2010-09-07 | 2011-01-12 | 广东省医疗器械质量监督检验所 | Device for detecting service life of sphygmomanometer and detector host machine and control method thereof |
| CN103222861A (en) * | 2013-05-20 | 2013-07-31 | 秦皇岛市康泰医学系统有限公司 | Non-invasive blood pressure simulation system and implementation method thereof |
| CN103776710A (en) * | 2014-01-17 | 2014-05-07 | 浙江大学 | Fatigue test device for flexible reaction capsule |
| CN205388530U (en) * | 2016-01-18 | 2016-07-20 | 柳州市嘉诚汽车饰件系统有限公司 | Positive negative pressure durability test fixture of oil tank |
| CN108489818A (en) * | 2018-04-27 | 2018-09-04 | 温州铭阳机械设备有限公司 | A kind of performance testing device of aeration massage bag |
| CN110361211A (en) * | 2019-07-08 | 2019-10-22 | 东莞市康助医疗科技有限公司 | Sphygmomanometer test equipment and test method |
| CN209624076U (en) * | 2019-04-15 | 2019-11-12 | 西安伊思灵华泰汽车座椅有限公司 | A kind of air bag test tooling |
| CN209884127U (en) * | 2018-12-14 | 2020-01-03 | 天津市计量监督检测科学研究院 | Fatigue test device for electronic sphygmomanometer |
-
2020
- 2020-01-16 CN CN202010045446.1A patent/CN111175034A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04279839A (en) * | 1991-03-08 | 1992-10-05 | Hitachi Tsuchiura Eng Kk | Pressure fatigue testing device |
| CN101940470A (en) * | 2010-09-07 | 2011-01-12 | 广东省医疗器械质量监督检验所 | Device for detecting service life of sphygmomanometer and detector host machine and control method thereof |
| CN103222861A (en) * | 2013-05-20 | 2013-07-31 | 秦皇岛市康泰医学系统有限公司 | Non-invasive blood pressure simulation system and implementation method thereof |
| CN103776710A (en) * | 2014-01-17 | 2014-05-07 | 浙江大学 | Fatigue test device for flexible reaction capsule |
| CN205388530U (en) * | 2016-01-18 | 2016-07-20 | 柳州市嘉诚汽车饰件系统有限公司 | Positive negative pressure durability test fixture of oil tank |
| CN108489818A (en) * | 2018-04-27 | 2018-09-04 | 温州铭阳机械设备有限公司 | A kind of performance testing device of aeration massage bag |
| CN209884127U (en) * | 2018-12-14 | 2020-01-03 | 天津市计量监督检测科学研究院 | Fatigue test device for electronic sphygmomanometer |
| CN209624076U (en) * | 2019-04-15 | 2019-11-12 | 西安伊思灵华泰汽车座椅有限公司 | A kind of air bag test tooling |
| CN110361211A (en) * | 2019-07-08 | 2019-10-22 | 东莞市康助医疗科技有限公司 | Sphygmomanometer test equipment and test method |
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Application publication date: 20200519 |
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