CN114354060B - Device for detecting accuracy of industrial sensor of pressure scanning system in real time - Google Patents
Device for detecting accuracy of industrial sensor of pressure scanning system in real time Download PDFInfo
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- CN114354060B CN114354060B CN202210003090.4A CN202210003090A CN114354060B CN 114354060 B CN114354060 B CN 114354060B CN 202210003090 A CN202210003090 A CN 202210003090A CN 114354060 B CN114354060 B CN 114354060B
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- 230000007246 mechanism Effects 0.000 claims abstract description 23
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- 238000007789 sealing Methods 0.000 claims description 13
- 239000007858 starting material Substances 0.000 abstract description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 7
- 235000017491 Bambusa tulda Nutrition 0.000 description 7
- 241001330002 Bambuseae Species 0.000 description 7
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 7
- 239000011425 bamboo Substances 0.000 description 7
- 238000012360 testing method Methods 0.000 description 6
- 230000005484 gravity Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000013112 stability test Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The invention discloses a device for detecting the accuracy of an industrial sensor of a pressure scanning system in real time, and relates to the technical field of industrial sensors. This device of real-time verification pressure scanning system industrial sensor precision, including the motor, the output fixedly connected with carousel of motor, the front side fixedly connected with spud pile of carousel, the rear side of spud pile is connected with the pivot through the bearing rotation, the outer wall fixedly connected with counter weight piece of pivot, the spout has been seted up on the right side of counter weight piece, the inside of counter weight pile is provided with supporting mechanism. This real-time device of examining and verifying pressure scanning system industrial sensor precision places the weight of different weights in the inside of every counter weight stake before using, makes the weight of every counter weight stake all inconsistent, when the starter motor makes the carousel rotate, the carousel can place counter weight stake once on pressure sensor, compares with the weight through the reading of record sensor and can directly perceivedly observe the precision of sensor.
Description
Technical Field
The invention relates to the technical field of industrial sensors, in particular to a device for detecting the accuracy of an industrial sensor of a pressure scanning system in real time.
Background
The pressure scanning system is a pressure scanning type pressure acquisition instrument, is mainly used for acquiring airfoil surface pressure distribution and cavity wall pressure in wind tunnel experiments, is mainly used for collecting various values in the process of performing functions, is generally subjected to comprehensive test in the process of manufacturing and delivery, is generally longer in test period, is generally analyzed and summarized by a computer in the conventional test technology, cannot intuitively feel the precision of a sensor in the process of testing the values, and therefore, needs a device capable of enabling observers to intuitively observe pressure change and precision when performing long-term stability test.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a device for verifying the accuracy of an industrial sensor of a pressure scanning system in real time, and the purpose of enabling observers to intuitively observe pressure change and accuracy when long-term stability test is carried out is achieved.
In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides a device of real-time verification pressure scanning system industrial sensor precision, includes the motor, the output fixedly connected with carousel of motor, the front side fixedly connected with spud pile of carousel, the rear side of spud pile is connected with the pivot through the bearing rotation, the outer wall fixedly connected with counter weight piece of pivot, the spout has been seted up on the right side of counter weight piece, fixedly connected with slip track on the lateral wall of spout, slip track's upper surface contact has the counter weight stake, the inside of counter weight stake is provided with supporting mechanism, the upside of counter weight stake is provided with stop gear, the inside of carousel is provided with the cavity, stop gear sets up the inside at the cavity.
Preferably, the supporting mechanism comprises a sliding block, a guide rod, a bottom block, a plugboard, an elastic sheet and an exhaust mechanism, wherein a sliding cavity is formed in the inner wall of the counterweight pile, the outer wall of the sliding block is in sliding connection with the inner wall of the sliding cavity, the lower surface of the sliding block is fixedly connected with the upper end of the guide rod, the upper side of the sliding cavity downwards extends to the bottom of the counterweight pile and is communicated with the bottom of the counterweight pile, the lower end of the guide rod penetrates through the counterweight pile and extends to the lower side of the counterweight pile to be fixedly connected with the upper surface of the bottom block, the upper side of the right end of the plugboard is spliced in the counterweight pile, the upper surface of the lower side of the right end of the plugboard is in contact with the lower surface of the left side of the bottom block, the right side of the plugboard is connected with the lower surface of the counterweight pile through the elastic sheet, and the exhaust mechanism is arranged in the bottom block.
Preferably, the exhaust mechanism comprises a sealing block, a hollow cylinder and an exhaust pipe, wherein the outer wall of the sealing block is in sliding connection with the inner wall of the bottom block, the left side of the sealing block is fixedly connected with the right end of the hollow cylinder, the left side of the hollow cylinder is communicated with the right end of the exhaust pipe, the left end of the hollow cylinder is fixedly connected with the outer wall of the plugboard, and the left end of the exhaust pipe extends to the lower side of the plugboard and is communicated with the lower side of the plugboard.
Preferably, the limiting mechanism comprises a connecting rod, a first magnet, a bent rod and a second magnet, wherein the inner wall of the connecting rod is rotationally connected with the inner wall of the cavity through a bearing, the lower end of the connecting rod is fixedly connected with the upper surface of the first magnet, the lower end of the bent rod is connected with the bottom of the inner wall of the cavity through a torsion spring, the upper surface of the bent rod is in contact with the inner wall of the cavity, and the outer wall of the second magnet is in sliding connection with the inner wall of the cavity.
Preferably, the left side of the upper part of the counterweight pile is provided with a clamping groove, and the middle part of the counterweight pile is provided with a plurality of counterweight grooves.
Preferably, the hollow cylinder is arranged in a hollow manner, and an opening is formed in the lower right side of the hollow cylinder.
The invention provides a device for verifying the accuracy of an industrial sensor of a pressure scanning system in real time. The beneficial effects are as follows:
1. this real-time device of examining and verifying pressure scanning system industrial sensor precision places the weight of different weights in the inside of every counter weight stake before using, makes the weight of every counter weight stake all inconsistent, when the starter motor makes the carousel rotate, the carousel can place counter weight stake once on pressure sensor, compares with the weight through the reading of record sensor and can directly perceivedly observe the precision of sensor.
2. This real-time device of examining and verifying pressure scanning system industrial sensor precision, the downside of counter weight stake and pressure sensor's receipt side can make the bottom block upwards move relatively counter weight stake owing to the gravity of counter weight stake downwards simultaneously, make the inside gas of sliding chamber arrange into between counter weight stake and the bottom block to promote the picture peg and remove, make the picture peg expand to the both sides of counter weight stake, make its downside and sensor receipt side's contact surface increase, thereby increase stability, make it can not rock, increase test accuracy.
3. This device of real-time verification pressure scanning system industrial sensor precision can make the sealing block remove when the picture peg moves, makes it carry out the exhaust to the downside of picture peg through hollow section of thick bamboo by the blast pipe with the gas of sealing block left side, avoids its downside to have factors such as dust to influence its stability.
4. This real-time device of examining and verifying pressure scanning system industrial sensor precision can be spacing by the second magnet at the counter weight stake in-process that rotates, when its rotation to the western of carousel, can make first magnet deflect because gravity and be close to the second magnet, attracts the second magnet to break away from the counter weight stake then, makes the counter weight stake directly stay in the receiving side of sensor, avoids having the condition of dragging when the counter weight stake whereabouts is on the sensor, makes it increase test accuracy.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic diagram of a formal cross-sectional structure of the present invention;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present invention;
FIG. 4 is an enlarged schematic view of the structure of FIG. 3B according to the present invention;
fig. 5 is an enlarged schematic view of the structure of fig. 3C according to the present invention.
In the figure: 1 motor, 2 turntables, 3 fixed piles, 4 rotating shafts, 5 weight plates, 6 sliding tracks, 7 weight piles, 8 supporting mechanisms, 9 limiting mechanisms, 801 sliding blocks, 802 guide rods, 803 bottom blocks, 804 plugboards, 805 elastic sheets, 806 exhaust mechanisms, 601 sealing blocks, 602 hollow cylinders, 603 exhaust pipes, 901 connecting rods, 902 first magnets, 903 bent rods and 904 second magnets.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Examples of the embodiments are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements throughout or elements having like or similar functionality. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a device of real-time verification pressure scanning system industrial sensor precision, which comprises a motor 1, the output fixedly connected with carousel 2 of motor 1, the front side fixedly connected with spud pile 3 of carousel 2, the rear side of spud pile 3 is connected with pivot 4 through the bearing rotation, the outer wall fixedly connected with counter weight piece 5 of pivot 4, the spout has been seted up on the right side of counter weight piece 5, fixedly connected with slip track 6 on the lateral wall of spout, the upper surface contact of slip track 6 has counter weight stake 7, the inside of counter weight stake 7 is provided with supporting mechanism 8, the upside of counter weight stake 7 is provided with stop gear 9, the inside of carousel 2 is provided with the cavity, stop gear 9 sets up the inside at the cavity.
The supporting mechanism 8 comprises a sliding block 801, a guide rod 802, a bottom block 803, a plugboard 804, a spring plate 805 and an exhaust mechanism 806, wherein a sliding cavity is formed in the inner wall of the counterweight pile 7, the outer wall of the sliding block 801 is in sliding connection with the inner wall of the sliding cavity, the lower surface of the sliding block 801 is fixedly connected with the upper end of the guide rod 802, the upper side of the sliding cavity extends downwards to the bottom of the counterweight pile 7 and is communicated with the bottom of the counterweight pile 7, a clamping groove is formed in the left side of the upper part of the counterweight pile 7, a plurality of counterweight grooves are formed in the middle of the counterweight pile 7, the lower end of the guide rod 802 penetrates through the counterweight pile 7 and extends to the lower side of the counterweight pile 7 to be fixedly connected with the upper surface of the bottom block 803, the upper side of the right end of the plugboard 804 is in contact with the lower surface of the left side of the bottom block 803, the right side of the plugboard 804 is connected with the lower surface of the counterweight pile 7 through the spring plate 805, and the exhaust mechanism 806 is arranged in the bottom block 803.
The exhaust mechanism 806 includes sealing block 601, hollow section of thick bamboo 602, blast pipe 603, sealing block 601's outer wall and the inner wall sliding connection of bottom block 803, sealing block 601's left side and the right-hand member fixed connection of hollow section of thick bamboo 602, hollow section of thick bamboo 602's inside is hollow setting, the opening has been seted up to hollow section of thick bamboo 602's right side lower part, hollow section of thick bamboo 602's left side and the right-hand member intercommunication setting of blast pipe 603, hollow section of thick bamboo 602's left end and the outer wall fixed connection of picture peg 804, the left end of blast pipe 603 extends to the downside of picture peg 804 and the downside intercommunication setting of picture peg 804.
The limiting mechanism 9 comprises a connecting rod 901, a first magnet 902, a bent rod 903 and a second magnet 904, wherein the inner wall of the connecting rod 901 is rotationally connected with the inner wall of the cavity through a bearing, the lower end of the connecting rod 901 is fixedly connected with the upper surface of the first magnet 902, the lower end of the bent rod 903 is connected with the bottom of the inner wall of the cavity through a torsion spring, the upper surface of the bent rod 903 is in contact with the inner wall of the cavity, and the outer wall of the second magnet 904 is in sliding connection with the inner wall of the cavity.
In use, weights with different masses are arranged in the four weight piles 7, then the motor 1 is fixed on the upper side of the pressure sensor, the weight piles 7 are at the height that the outer wall of the weight piles 7 is not contacted with the outer wall of the sliding track 6 after the weight piles 7 are contacted with the pressure sensor during rotation, then the sensor and the motor 1 are started, the motor 1 drives the turntable 2 to rotate, during rotation, when the weight sheet 5 rotates to the right side of the turntable 2, the weight piles 7 slide to the position of the second magnet 904 due to downward deflection of the weight sheet 5, the second magnet 904 is clamped into the weight piles 7, when the weight sheet 5 rotates to the upper side of the sensor, the first magnet 902 is downwards deflected due to gravity, the first magnet 902 is close to the second magnet 904, the second magnet 904 is adsorbed to the left, the bent rod 903 is pushed by the second magnet 904, after the second magnet 904 is separated from the weight stack 7, the weight stack 5 is skipped from and not contacted with the upper side of the sensor due to the support of the sensor and the contact of the lower surface of the bottom block 803 with the upper side of the sensor, but the weight stack 7 stays on the surface of the sensor due to the lower surface of the bottom block 803 being lower than the lower side of the weight stack 5, and at the same time, the bottom block 803 is moved upward relative to the weight stack 7 due to the gravity of the weight stack 7, so that the gas in the sliding cavity is discharged between the weight stack 7 and the bottom block 803, thereby pushing the insert plate 804 to move, expanding the insert plate 804 to the two sides of the weight stack 7, deforming the elastic sheet 805, increasing the contact surface of the lower side thereof with the sensor receiving side, thereby increasing stability, moving the seal block 601 while the insert plate 804 moves, the gas on the left side of the sealing block 601 is discharged to the lower side of the plugboard 804 through the hollow cylinder 602 by the exhaust pipe 603, so that the influence of factors such as dust on the stability of the lower side is avoided.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (3)
1. The utility model provides a device of real-time verification pressure scanning system industrial sensor precision, includes motor (1), its characterized in that: the novel rotary table is characterized in that the output end of the motor (1) is fixedly connected with a rotary table (2), the front side of the rotary table (2) is fixedly connected with a fixing pile (3), the rear side of the fixing pile (3) is rotationally connected with a rotating shaft (4) through a bearing, the outer wall of the rotating shaft (4) is fixedly connected with a weight plate (5), the right side of the weight plate (5) is provided with a sliding groove, the side wall of the sliding groove is fixedly connected with a sliding track (6), the upper surface of the sliding track (6) is contacted with a weight pile (7), a supporting mechanism (8) is arranged in the weight pile (7), a limiting mechanism (9) is arranged on the upper side of the weight pile (7), a cavity is formed in the rotary table (2), and the limiting mechanism (9) is arranged in the cavity;
the supporting mechanism (8) comprises a sliding block (801), a guide rod (802), a bottom block (803), a plugboard (804), a spring plate (805) and an exhaust mechanism (806), wherein a sliding cavity is formed in the inner wall of the counterweight pile (7), the outer wall of the sliding block (801) is in sliding connection with the inner wall of the sliding cavity, the lower surface of the sliding block (801) is fixedly connected with the upper end of the guide rod (802), the upper side of the sliding cavity extends downwards to the bottom of the counterweight pile (7) and is communicated with the bottom of the counterweight pile (7), the lower end of the guide rod (802) penetrates through the counterweight pile (7) and extends to the lower side of the counterweight pile (7) to be fixedly connected with the upper surface of the bottom block (803), the upper side of the right end of the plugboard (804) is spliced in the interior of the counterweight pile (7), the upper surface of the lower side of the right end of the plugboard (804) is in contact with the lower surface of the left side of the counterweight pile (803), the right side of the plugboard (804) is connected with the lower surface of the counterweight pile (7) through the spring plate (805), and the exhaust mechanism (806) is arranged in the interior of the counterweight pile (803).
The exhaust mechanism (806) comprises a sealing block (601), a hollow cylinder (602) and an exhaust pipe (603), wherein the outer wall of the sealing block (601) is in sliding connection with the inner wall of a bottom block (803), the left side of the sealing block (601) is fixedly connected with the right end of the hollow cylinder (602), the left side of the hollow cylinder (602) is communicated with the right end of the exhaust pipe (603), the left end of the hollow cylinder (602) is fixedly connected with the outer wall of a plugboard (804), and the left end of the exhaust pipe (603) extends to the lower side of the plugboard (804) to be communicated with the lower side of the plugboard (804);
stop gear (9) are including connecting rod (901), first magnet (902), bent rod (903), second magnet (904), the inner wall of connecting rod (901) is connected through the bearing rotation with the inner wall of cavity, the lower extreme of connecting rod (901) is connected with the upper surface fixed of first magnet (902), the lower extreme of bent rod (903) is connected through the torsional spring with the inner wall bottom of cavity, the upper surface of bent rod (903) is in contact with the inner wall of cavity, the outer wall of second magnet (904) and the inner wall sliding connection of cavity.
2. The apparatus for real-time verification of pressure scanning system industrial sensor accuracy of claim 1, wherein: the left side of the upper part of the counterweight pile (7) is provided with a clamping groove, and the middle part of the counterweight pile (7) is provided with a plurality of counterweight grooves.
3. The apparatus for real-time verification of the accuracy of an industrial sensor of a pressure scanning system according to claim 2, wherein: the inside of the hollow cylinder (602) is hollow, and an opening is formed in the lower right side of the hollow cylinder (602).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210003090.4A CN114354060B (en) | 2022-01-04 | 2022-01-04 | Device for detecting accuracy of industrial sensor of pressure scanning system in real time |
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| CN202210003090.4A CN114354060B (en) | 2022-01-04 | 2022-01-04 | Device for detecting accuracy of industrial sensor of pressure scanning system in real time |
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| CN114354060B true CN114354060B (en) | 2023-11-07 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102435391A (en) * | 2011-10-27 | 2012-05-02 | 西北工业大学 | Apparatus for detecting precision of pressure scan system sensor in real time |
| CN208125325U (en) * | 2018-04-27 | 2018-11-20 | 广州计量检测技术研究院 | Dynamic force calibrating installation |
| CN110579311A (en) * | 2019-10-27 | 2019-12-17 | 江西中船航海仪器有限公司 | Torque calibration device |
| CN110988775A (en) * | 2019-12-26 | 2020-04-10 | 宝鸡文理学院 | Anti-reverse power transmission calibration device for electric dynamometer |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6629446B2 (en) * | 2001-01-08 | 2003-10-07 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Single vector calibration system for multi-axis load cells and method for calibrating a multi-axis load cell |
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2022
- 2022-01-04 CN CN202210003090.4A patent/CN114354060B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102435391A (en) * | 2011-10-27 | 2012-05-02 | 西北工业大学 | Apparatus for detecting precision of pressure scan system sensor in real time |
| CN208125325U (en) * | 2018-04-27 | 2018-11-20 | 广州计量检测技术研究院 | Dynamic force calibrating installation |
| CN110579311A (en) * | 2019-10-27 | 2019-12-17 | 江西中船航海仪器有限公司 | Torque calibration device |
| CN110988775A (en) * | 2019-12-26 | 2020-04-10 | 宝鸡文理学院 | Anti-reverse power transmission calibration device for electric dynamometer |
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| CN114354060A (en) | 2022-04-15 |
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