CN112903021A - Temperature and pressure composite sensor - Google Patents
Temperature and pressure composite sensor Download PDFInfo
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- CN112903021A CN112903021A CN202110139128.6A CN202110139128A CN112903021A CN 112903021 A CN112903021 A CN 112903021A CN 202110139128 A CN202110139128 A CN 202110139128A CN 112903021 A CN112903021 A CN 112903021A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
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Abstract
The invention relates to a temperature and pressure composite sensor which comprises a main body, a first control panel and a rodent, wherein a first power supply is arranged on the left side in the main body, and the first control panel is installed at the top end of the first power supply. The temperature and pressure composite sensor comprises a main body, a first spring, a first movable block, a second movable block, a pressure sensitive switch, a first control panel, a second control panel, a first power supply, a second power supply and a micro-moving block, wherein the first power supply is connected with the first movable block through a first power supply, the second power supply is connected with the first power supply through a second power supply, the first power supply is connected with the second movable block through a second power supply, the second power supply is connected with the first power supply through a second power supply, and the second power supply is connected with the first movable block through a second power supply.
Description
Technical Field
The invention relates to the technical field of composite sensors, in particular to a temperature and pressure composite sensor.
Background
The composite sensor itself is a composite body, which is understood to be a whole body, in which two or more sensor units for detecting different physical quantities are integrated, and the signals of the sensor units can be respectively and independently output to be generally analog signals, and the high-level signals are collectively output according to a specified format after being measured by a processor embedded in the composite body.
When the existing composite sensor is used, the temperature and the pressure of the environment are inconvenient to detect simultaneously, or the detection process is complex, the micro change cannot be converted into the macro change, in order to detect the temperature and the pressure of the environment simultaneously, and the detection result is more clear and accurate, the temperature and pressure composite sensor is provided, so that the problems provided in the method are solved.
Disclosure of Invention
The invention aims to provide a temperature and pressure composite sensor, which solves the problems that the composite sensor provided by the background technology is inconvenient to simultaneously detect the temperature and the pressure of the environment, or the detection process is complicated, the micro change cannot be converted into the macro change, the temperature and the pressure of the environment can be simultaneously detected, and the detection result is clearer and more accurate.
In order to achieve the purpose, the invention provides the following technical scheme: a temperature and pressure composite sensor comprises a main body, a first control panel and a rodent, wherein a first power supply is arranged on the left side in the main body, the first control panel is installed at the top end of the first power supply, a second power supply is arranged on the right side in the main body, wherein,
a second control panel is installed at the top end of the second power supply, pressure-sensitive switches are arranged on the right side surfaces of the first control panel and the second control panel at equal intervals, a first magnetic control sheet is arranged on the right side of the first control panel in the main body, a second magnetic control sheet is arranged on the right side of the second control panel in the main body, and electromagnet units are arranged on the surfaces of the first magnetic control sheet and the second magnetic control sheet at equal intervals;
the right side of first magnetism accuse piece in the main part is provided with first metal block, the right side of second magnetism accuse piece in the main part is provided with the second metal block, the main part is inside to go up and down to first metal block and second metal block through the micro-change mechanism, the front side of first metal block and second metal block all is fixed with longitudinal tie rod, longitudinal tie rod's front end is connected with the montant, the right side surface at the montant is fixed to the rodent, the outside meshing of rodent has the gear, the front end middle part of gear is fixed with the dwang, the front portion of dwang is provided with display device.
Preferably, the pressure-sensitive switches at the first control panel are matched with the electromagnet units on the first magnetic control sheet one by one and are in position correspondence, and the pressure-sensitive switches at the second control panel are matched with the electromagnet units on the second magnetic control sheet one by one and are in position correspondence.
Preferably, a first spring is arranged between the first control panel and the first magnetic control sheet, the first spring is fixed at the bottom wall of the main body, a first moving block is fixed at the top end of the first spring, an open slot is formed in the bottom of the main body close to the first spring, an air bag is arranged between the second control panel and the second magnetic control sheet, a second moving block is fixed at the top end of the air bag, and a connecting pipe is fixed at the bottom end of the main body close to the air bag.
Preferably, the first spring is a shape memory alloy spring.
Preferably, the air bag is communicated with a connecting pipe, and the connecting pipe penetrates through the bottom wall of the main body.
Preferably, the front side of dwang is provided with the installation cover, the through-hole has been seted up to one side that the installation cover is close to the dwang, the dwang runs through in the inside that the through-hole extends to the installation cover, the front portion of dwang is connected with the end cover, the outside of end cover is fixed with the pointer, the rear portion of pointer is provided with the calibrated scale, the outside at the dwang is established to the calibrated scale cover, be connected with the bracing piece between the inner wall of calibrated scale and installation cover, the top swing joint of pointer has the movable rod, the middle part of movable rod is fixed with the stay cord, the roof department of installation cover is fixed with the couple, the other pot head of stay cord is in the inside of couple, the right side of couple is rotated and is connected with the support pole, be connected with the.
Preferably, the number of the pointers is two, the left pointer in the mounting cover is arranged in front of the first metal block, and the right pointer in the mounting cover is arranged in front of the second metal block.
Preferably, the dial and the rotating rod form a rotating connection.
Compared with the prior art, the invention has the beneficial effects that:
1. the temperature and pressure composite sensor comprises a main body, a first spring, a first movable block, a second movable block, a pressure sensitive switch, a first control panel, a second control panel, a first power supply, a second power supply and a micro-moving block, wherein the first power supply is connected with the first movable block through a first power supply, the second power supply is connected with the first power supply through a second power supply, the first power supply is connected with the second movable block through a second power supply, the second power supply is connected with the first power supply through a second power supply, and the second power supply is connected with the first movable block through a second power supply.
2. This compound sensor of temperature pressure, when first metal block drives the longitudinal tie pole and removes, the longitudinal tie pole drives the montant and removes, the montant removes the rodent on its right side and removes, the rodent drives gear revolve, the gear drives the dwang and rotates, the dwang drives the end cover and rotates, the end cover drives the pointer swing, numerical value through reading pointer rear side calibrated scale realizes the visual processing of main part to the temperature variation, and on the same way, the second metal block removes the pointer swing that can drive its correspondence to this realizes the visual processing of main part to atmospheric pressure change.
3. According to the temperature and pressure compound sensor, under a general condition, the air pressure is lower as the air temperature is higher, the air temperature is higher from a dial disc corresponding to a first metal block to the left side and higher from the dial disc corresponding to the first metal block to the left side, and the air pressure is lower from the dial disc corresponding to a second metal block to the left side, so that when no other factors influence the air pressure, the direction and the amplitude of the swinging of the pointer corresponding to the first metal block and the pointer corresponding to the second metal block are the same, and the pointer corresponding to the first metal block and the movable rod at the top of the pointer corresponding to the second metal block vertically move up and down.
4. When the main body is positioned at the equator, the temperature of a high-pressure zone of the auxiliary heat zone is high, but the high pressure is formed under the influence of the yaw bias force, the temperature of the ground zone of the auxiliary pole is low, the low pressure is formed under the influence of the yaw bias force, the higher the temperature is, the higher the air pressure is, the different swing direction amplitudes of the two pointers are, at the moment, the movable rods at the tops of the two pointers deviate, and whether the position of the main body is influenced by other factors can be judged by observing whether the movable rods deviate or not.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a display device according to the present invention;
FIG. 3 is a schematic top view of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 2;
FIG. 5 is an enlarged view of a portion of the structure shown at B in FIG. 3 according to the present invention.
In the figure: 1. a main body; 2. a first power supply; 3. a first control panel; 4. a second power supply; 5. a second control panel; 6. a pressure sensitive switch; 7. a first magnetron sheet; 8. a second magnetron; 9. an electromagnet unit; 10. a first spring; 11. a first moving block; 12. an open slot; 13. an air bag; 14. a second moving block; 15. a connecting pipe; 16. a first metal block; 17. a second metal block; 18. a longitudinal connecting rod; 19. a vertical rod; 20. a rodent; 21. a gear; 22. rotating the rod; 23. mounting a cover; 24. a through hole; 25. an end cap; 26. a pointer; 27. a dial scale; 28. a support bar; 29. a movable rod; 30. pulling a rope; 31. hooking; 32. a support rod; 33. a second spring; 34. and a stop block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a temperature and pressure composite sensor comprises a main body 1, a first power supply 2, a first control panel 3, a second power supply 4, a second control panel 5, a pressure-sensitive switch 6, a first magnetic control sheet 7, a second magnetic control sheet 8, an electromagnet unit 9, a first spring 10, a first moving block 11, an open slot 12, an air bag 13, a second moving block 14, a connecting pipe 15, a first metal block 16, a second metal block 17, a longitudinal connecting rod 18, a vertical rod 19, a grinding tooth 20, a gear 21, a rotating rod 22, a mounting cover 23, a through hole 24, an end cover 25, a pointer 26, a dial 27, a supporting rod 28, a moving rod 29, a pull rope 30, a hook 31, a resisting rod 32, a second spring 33 and a stop block 34, wherein the first power supply 2 is arranged on the left side inside the main body 1, the first control panel 3 is mounted at the top end of the first power supply 2, the pressure-sensitive switch 6 at the first control panel 3 is matched with the electromagnet unit 9 on the first magnetic control sheet 7 one by one, the pressure sensitive switches 6 on the second control panel 5 are matched with the electromagnet units 9 on the second magnetic control sheet 8 one by one, and the positions of the pressure sensitive switches are corresponding to each other, when the temperature of the position of the main body 1 is higher than 0 degree, the first spring 10 starts to extend, the first spring 10 drives the first moving block 11 to move upwards, when the pressure sensitive switch 6 on the first control panel 3 is pressed in the moving process of the first moving block 11, a circuit between the corresponding electromagnet unit 9 and the first power supply 2 is conducted, and the first metal block 16 is driven to move greatly by micro movement of the first moving block 11 through attraction formed between the electromagnet unit 9 and the first metal block 16, so that incremental change is realized from micro to macro;
when the air pressure at the position of the main body 1 is smaller than the atmospheric pressure, the air bag 13 starts to expand, so that the air bag 13 moves to drive the second moving block 14 to move, similarly, when the second moving block 14 presses the pressure sensitive switch 6 at the second control panel 5 in the moving process, the circuit between the corresponding electromagnet unit 9 and the second power supply 4 is conducted, the subsequent electromagnet unit 9 attracts the second metal block 17 to realize incremental change, meanwhile, the main body 1 can detect the temperature and the pressure at the position through the incremental change of the first metal block 16 and the second metal block 17, the second power supply 4 is arranged on the right side in the main body 1, wherein,
a second control panel 5 is installed at the top end of the second power supply 4, pressure-sensitive switches 6 are equidistantly arranged on the right side surfaces of the first control panel 3 and the second control panel 5, a first magnetic control sheet 7 is arranged on the right side of the first control panel 3 in the main body 1, a second magnetic control sheet 8 is arranged on the right side of the second control panel 5 in the main body 1, and electromagnet units 9 are equidistantly arranged on the surfaces of the first magnetic control sheet 7 and the second magnetic control sheet 8;
a first spring 10 is arranged between the first control panel 3 and the first magnetic control sheet 7, the first spring 10 is fixed at the bottom wall of the main body 1, a first moving block 11 is fixed at the top end of the first spring 10, an open slot 12 is formed in the bottom of the main body 1 close to the first spring 10, an air bag 13 is arranged between the second control panel 5 and the second magnetic control sheet 8, a second moving block 14 is fixed at the top end of the air bag 13, a connecting pipe 15 is fixed at the bottom end of the main body 1 close to the air bag 13, the first spring 10 is a shape memory alloy spring, and the shape memory alloy is a special alloy capable of automatically returning the self plastic deformation to the original shape at a certain specific temperature;
when the main body 1 senses that the temperature is 0 degrees or below 0 degrees through the open slot 12, the first spring 10 starts to contract, when the temperature is above 0 degrees, the first spring 10 starts to extend, the air bag 13 is communicated with the connecting pipe 15, the connecting pipe 15 penetrates through the bottom wall of the main body 1, when the main body 1 senses that the air pressure at the position is larger than the atmospheric pressure through the connecting pipe 15, the air bag 13 starts to contract, and when the main body 1 senses that the air pressure at the position is smaller than the atmospheric pressure through the connecting pipe 15, the air bag 13 starts to expand;
a first metal block 16 is arranged on the right side of a first magnetic control sheet 7 in the main body 1, a second metal block 17 is arranged on the right side of a second magnetic control sheet 8 in the main body 1, the first metal block 16 and the second metal block 17 are lifted through a micro-change mechanism in the main body 1, longitudinal connecting rods 18 are fixed on the front sides of the first metal block 16 and the second metal block 17, a vertical rod 19 is connected to the front end of each longitudinal connecting rod 18, a gear 20 is fixed on the right side surface of the vertical rod 19, a gear 21 is meshed with the outer portion of the gear 20, a rotating rod 22 is fixed in the middle of the front end of the gear 21, and a display device is arranged on the front portion of the rotating rod 22;
the front side of the rotating rod 22 is provided with an installation cover 23, one side of the installation cover 23 close to the rotating rod 22 is provided with a through hole 24, the rotating rod 22 extends into the mounting cover 23 through the through hole 24, an end cover 25 is connected to the front part of the rotating rod 22, a pointer 26 is fixed on the outer part of the end cover 25, a dial 27 is arranged at the rear part of the pointer 26, the dial plate 27 is sleeved outside the rotating rod 22, a support rod 28 is connected between the dial plate 27 and the inner wall of the mounting cover 23, the top of the pointer 26 is movably connected with a movable rod 29, the middle part of the movable rod 29 is fixed with a pull rope 30, a hook 31 is fixed on the top wall of the mounting cover 23, the other end of the pull rope 30 is sleeved inside the hook 31, a resisting rod 32 is rotatably connected to the right side of the hook 31, a second spring 33 is connected between the resisting rod 32 and the hook 31, and a stop block 34 is connected to the bottom of the hook 31 close to the resisting rod 32;
when the first metal block 16 starts to move, the first metal block 16 drives the longitudinal connecting rod 18 to move, the longitudinal connecting rod 18 drives the vertical rod 19 to move, the vertical rod 19 moves to the rodent 20 on the right side of the vertical rod 19 to move, the rodent 20 drives the gear 21 to rotate through the meshing structure formed by the gear 21, the gear 21 drives the rotating rod 22 to rotate, the rotating rod 22 drives the end cover 25 to rotate, the end cover 25 drives the pointer 26 to swing, the visual processing of the main body 1 on the temperature change is realized by reading the numerical value of the dial 27 on the rear side of the pointer 26, and similarly, the second metal block 17 moves to drive the pointer 26 corresponding to swing, so that the visual processing of the main body 1 on the air pressure change is.
The two pointers 26 are arranged, the pointer 26 on the left side in the mounting cover 23 is arranged at the front part of the first metal block 16, the pointer 26 on the right side in the mounting cover 23 is arranged at the front part of the second metal block 17, the dial 27 and the rotating rod 22 form a rotating connection, under the general condition, the air pressure is lower as the air temperature is higher, the air temperature is higher from the dial 27 corresponding to the first metal block 16 to the left to the right, and the air pressure is lower from the dial 27 corresponding to the second metal block 17 to the left to the right, so that when no other factors influence exists, the swinging directions of the pointers 26 corresponding to the first metal block 16 and the pointers 26 corresponding to the second metal block 17 are the same, the pointers 26 corresponding to the first metal block 16 and the movable rod 29 at the top of the pointers 26 corresponding to the second metal block 17 vertically move up and down, and when the main body 1 is positioned at the equator, the sub-heat band is high in air pressure, however, since the air pressure is higher and higher at higher air temperatures, the swing direction widths of the two hands 26 are different, and the movable rods 29 at the tops of the two hands 26 are displaced, it is possible to determine whether the position of the main body 1 is affected by other factors by observing whether the movable rods 29 are displaced.
The working principle is as follows: when the temperature and pressure combined sensor is used, firstly, when the temperature of the position of the main body 1 is greater than 0 degree, the first spring 10 starts to extend, the first spring 10 drives the first moving block 11 to move upwards, when the first moving block 11 presses the pressure sensitive switch 6 at the position of the first control panel 3 in the moving process, the circuit between the corresponding electromagnet unit 9 and the first power supply 2 is conducted, the micro-movement of the first moving block 11 drives the large-amplitude movement of the first metal block 16 through the attraction force formed between the electromagnet unit 9 and the first metal block 16, the incremental change is realized from micro to macro, when the air pressure of the position of the main body 1 is less than the atmospheric pressure, the air bag 13 starts to expand, so that the air bag 13 moves to drive the second moving block 14 to move, and similarly, when the second moving block 14 presses the pressure sensitive switch 6 at the position of the second control panel 5 in the moving process, the corresponding circuit between the electromagnet unit 9 and the second power supply 4 is conducted, the subsequent electromagnet unit 9 attracts the second metal block 17 to realize incremental change, and meanwhile, the main body 1 can detect the temperature and the pressure of the position through the incremental change of the first metal block 16 and the second metal block 17;
meanwhile, when the first metal block 16 starts to move, the first metal block 16 drives the longitudinal connecting rod 18 to move, the longitudinal connecting rod 18 drives the vertical rod 19 to move, the rodent 20 moving to the right side of the vertical rod 19 moves, the rodent 20 drives the gear 21 to rotate through a meshing structure formed by the rodent 20 and the gear 21, the gear 21 drives the rotating rod 22 to rotate, the rotating rod 22 drives the end cover 25 to rotate, the end cover 25 drives the pointer 26 to swing, visual processing of the main body 1 on temperature change is realized by reading the numerical value of the dial 27 on the rear side of the pointer 26, and similarly, the second metal block 17 moves to drive the corresponding pointer 26 to swing, so that visual processing of the main body 1 on air pressure change is realized;
in general, when the air temperature is higher, the air pressure is lower, the dial 27 corresponding to the first metal block 16 is higher to the left and represents that the air temperature is higher to the right, and the dial 27 corresponding to the second metal block 17 is lower to the left and represents that the air pressure is lower to the right, so that no other factors influence the air pressure, the direction and the amplitude of the swing of the pointer 26 corresponding to the first metal block 16 and the pointer 26 corresponding to the second metal block 17 are the same, so that the movable rod 29 at the top of the pointer 26 corresponding to the first metal block 16 and the pointer 26 corresponding to the second metal block 17 vertically moves up and down, when the main body 1 is at the equator, the air temperature of the sub-heat-zone high-pressure area is high, but is influenced by the yaw force to form high pressure, the air temperature of the sub-polar area is low, and is influenced by the yaw force to form low pressure, at this time, the air pressure is higher, the swing direction and the amplitude of the two, whether the main body 1 is located at a position influenced by other factors can be judged by observing whether the movable rod 29 is displaced.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (8)
1. A temperature and pressure composite sensor comprises a main body (1), a first control panel (3) and a rodent (20), and is characterized in that: a first power supply (2) is arranged on the left side in the main body (1), the first control panel (3) is arranged at the top end of the first power supply (2), a second power supply (4) is arranged on the right side in the main body (1),
a second control panel (5) is mounted at the top end of the second power supply (4), pressure-sensitive switches (6) are arranged on the right side surfaces of the first control panel (3) and the second control panel (5) at equal intervals, a first magnetic control sheet (7) is arranged on the right side of the first control panel (3) in the main body (1), a second magnetic control sheet (8) is arranged on the right side of the second control panel (5) in the main body (1), and electromagnet units (9) are arranged on the surfaces of the first magnetic control sheet (7) and the second magnetic control sheet (8) at equal intervals;
the right side of first magnetism accuse piece (7) is provided with first metal block (16) in main part (1), the right side of second magnetism accuse piece (8) is provided with second metal block (17) in main part (1), main part (1) is inside to go up and down first metal block (16) and second metal block (17) through the micro-change mechanism, the front side of first metal block (16) and second metal block (17) all is fixed with longitudinal tie rod (18), the front end of longitudinal tie rod (18) is connected with montant (19), right side surface at montant (19) is fixed in rodent (20), the external toothing of rodent (20) has gear (21), the front end middle part of gear (21) is fixed with dwang (22), the front portion of dwang (22) is provided with display device.
2. A temperature-pressure composite sensor according to claim 1, characterized in that: the pressure-sensitive switch (6) at the first control panel (3) is matched with the electromagnet units (9) on the first magnetic control sheet (7) one by one, and the positions of the pressure-sensitive switch (6) at the second control panel (5) are corresponding to the positions of the electromagnet units (9) on the second magnetic control sheet (8).
3. A temperature-pressure composite sensor according to claim 1, characterized in that: the micro-change mechanism comprises a first spring (10), a first moving block (11), an open slot (12), an air bag (13), a second moving block (14) and a connecting pipe (15), wherein the first spring (10) is arranged between a first control panel (3) and a first magnetic control sheet (7), the first spring (10) is fixed at the bottom wall of a main body (1), the first moving block (11) is fixed at the top end of the first spring (10), the open slot (12) is formed in the bottom, close to the first spring (10), of the main body (1), the air bag (13) is arranged between a second control panel (5) and a second magnetic control sheet (8), the second moving block (14) is fixed at the top end of the air bag (13), and the connecting pipe (15) is fixed at the bottom end, close to the air bag (13), of the main body (1).
4. A temperature-pressure composite sensor according to claim 3, characterized in that: the first spring (10) is a shape memory alloy spring.
5. A temperature-pressure composite sensor according to claim 3, characterized in that: the air bag (13) is communicated with the connecting pipe (15), and the connecting pipe (15) penetrates through the bottom wall of the main body (1).
6. A temperature-pressure composite sensor according to claim 1, characterized in that: the display device comprises an installation cover (23), a through hole (24), an end cover (25), a pointer (26), a dial (27), a support rod (28), a movable rod (29), a pull rope (30), a hook (31), a support rod (32), a second spring (33) and a stop block (34), wherein the installation cover (23) is arranged on the front side of the rotating rod (22), the through hole (24) is formed in one side, close to the rotating rod (22), of the installation cover (23), the rotating rod (22) penetrates through the through hole (24) and extends to the inside of the installation cover (23), the end cover (25) is connected to the front portion of the rotating rod (22), the pointer (26) is fixed to the outer portion of the end cover (25), the dial (27) is arranged at the rear portion of the pointer (26), the dial (27) is sleeved on the outer portion of the rotating rod (22), the support rod (28) is connected between the dial (, the top swing joint of pointer (26) has movable rod (29), the middle part of movable rod (29) is fixed with stay cord (30), the roof department of installation cover (23) is fixed with couple (31), the other pot head of stay cord (30) is in the inside of couple (31), the right side of couple (31) is rotated and is connected with and is supported pole (32), it is connected with second spring (33) to support between pole (32) and couple (31), the bottom that couple (31) are close to and support pole (32) is connected with dog (34).
7. A temperature-pressure composite sensor according to claim 6, characterized in that: the number of the pointers (26) is two, the pointer (26) on the left side in the mounting cover (23) is arranged in front of the first metal block (16), and the pointer (26) on the right side in the mounting cover (23) is arranged in front of the second metal block (17).
8. A temperature-pressure composite sensor according to claim 6, characterized in that: the dial (27) and the rotating rod (22) form rotating connection.
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| CN202110139128.6A CN112903021B (en) | 2021-02-01 | 2021-02-01 | Temperature and pressure composite sensor |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110139128.6A CN112903021B (en) | 2021-02-01 | 2021-02-01 | Temperature and pressure composite sensor |
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| CN112903021A true CN112903021A (en) | 2021-06-04 |
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| KR102105704B1 (en) * | 2018-12-28 | 2020-04-28 | 주식회사 현대케피코 | Temperature ancd pressure complex sensor using proximity sensor |
| CN109959483A (en) * | 2019-04-23 | 2019-07-02 | 安徽天康(集团)股份有限公司 | Distance-transmission pressure gauge |
| CN209977129U (en) * | 2019-06-12 | 2020-01-21 | 中国石油大学(华东) | Inflatable airbag based on pressure sensor |
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| CN112903021B (en) | 2022-11-04 |
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