CN210513115U - High-precision tilt angle sensor with constant temperature device - Google Patents
High-precision tilt angle sensor with constant temperature device Download PDFInfo
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- CN210513115U CN210513115U CN201921456937.4U CN201921456937U CN210513115U CN 210513115 U CN210513115 U CN 210513115U CN 201921456937 U CN201921456937 U CN 201921456937U CN 210513115 U CN210513115 U CN 210513115U
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- 241000463219 Epitheca Species 0.000 claims abstract description 12
- 238000001914 filtration Methods 0.000 claims abstract description 4
- 239000012774 insulation material Substances 0.000 claims abstract description 4
- 238000004891 communication Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 3
- 239000006260 foam Substances 0.000 claims description 3
- 239000004020 conductor Substances 0.000 claims description 2
- 238000009413 insulation Methods 0.000 abstract description 12
- 238000013461 design Methods 0.000 abstract description 4
- 238000000926 separation method Methods 0.000 abstract description 4
- 238000012545 processing Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 230000001133 acceleration Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a high accuracy inclination sensor with constant temperature equipment, including epitheca and inferior valve, set up control module in the epitheca, set up sensing module in the inferior valve, sensing module includes MEMS accelerometer, filtering module and interface, sets up constant temperature equipment on the sensing module, and constant temperature equipment includes TEC component and thermal insulation material. The utility model discloses with control module and sensing module separation, reduce the influence of outside to its stability, convenient processing to the matched stack is nimble, sensing module's structural separation, the independent insulation construction of convenient design, its size is less simultaneously, does benefit to the more stable fixed knot structure of design, and constant temperature equipment can ensure that inside sensing module works at invariable target temperature within range, guarantees the output of stable high accuracy.
Description
Technical Field
The utility model relates to a high accuracy inclination sensor with constant temperature equipment.
Background
With the development of the MEMS technology, a high-precision tilt sensor is the direction of the digital development of the current tilt testing instrument. The high-precision tilt angle sensor is common in daily life of people, is applied to many occasions, and can be applied to monitoring devices, military equipment, industrial automation and other fields. Compared with the traditional bubble type bar level gauge, the high-precision inclination angle sensor can directly measure the inclination angle between the surface and the horizontal plane, greatly improves the measurement precision and the measurement range, is convenient to carry, has strong impact resistance and shock resistance, and can greatly improve the working efficiency. The sensor is commonly used in some occasions with severe environment, so the requirements on reliability, stability, service life and cost are higher, the traditional mechanical or electromagnetic tilt angle sensor has large volume, low precision and higher environmental temperature, and the tilt angle sensor based on the MEMS acceleration sensor adopts elements with small volume, low power consumption and high reliability and is applied to various occasions. However, the MEMS sensor is easily influenced by temperature, and a constant temperature device is designed in the MEMS sensor, so that an internal sensing area can be ensured to be constant in a target temperature range, and the sensor can output stably and accurately.
SUMMERY OF THE UTILITY MODEL
The utility model relates to a high accuracy inclination sensor with constant temperature device guarantees also can stabilize high accuracy output when environmental change.
To achieve the purpose, the utility model adopts the structure that: the utility model provides a high accuracy inclination sensor with constant temperature device, includes epitheca and inferior valve, through bolt fixed connection between epitheca and the inferior valve, set up control module in the epitheca, control module includes main control unit, communication module, power module, constant temperature control module and interface, set up sensing module in the inferior valve, sensing module includes MEMES accelerometer, filtering module and interface, and sensing module connects constant temperature equipment, constant temperature equipment includes the TEC component, and the TEC component passes through the heat conduction material and contacts with sensing module, and TEC element connection constant temperature control module, be equipped with thermal insulation material around sensing module and the TEC component, the inferior valve side sets up the communication line of waterproof interface subassembly control module and sensing module and passes through waterproof interface subassembly and be connected with the external world.
The sensing module is embedded into the heat insulation ring, the heat conduction material and the TEC element are embedded into the second heat insulation block, the second heat insulation block is of an annular structure and comprises foam and air, the outer side of the heat insulation ring is covered with the constant temperature module upper shell, the constant temperature module upper shell is fixedly connected with the lower shell through a bolt, and the first heat insulation block is arranged between the constant temperature module upper shell and the sensing module.
Be equipped with first waterproof packing ring between epitheca and the inferior valve, be equipped with the waterproof packing ring of second between constant temperature module epitheca and the inferior valve.
And radiating fins are arranged on the outer side of the lower shell and are in contact with the TEC elements.
The bottom of inferior valve is equipped with the base, is provided with the fixed orifices on the base, and the epitheca sets up on the base, and both sides are passed through the bolt and are connected with the inferior valve.
The beneficial effects are as follows: the utility model discloses with control module and sensing module separation, reduce the influence of outside to its stability, convenient processing to the matched stack is nimble, sensing module's structural separation, the independent insulation construction of convenient design, its size is less simultaneously, does benefit to the more stable fixed knot structure of design, and constant temperature equipment can ensure that inside sensing module works at invariable target temperature within range, guarantees the output of stable high accuracy.
Drawings
The invention will now be described, by way of example, with reference to the accompanying drawings, in which:
FIG. 1 is a sectional view of the present invention;
FIG. 2 is an exploded view of the structure of the present invention;
FIG. 3 is a perspective view of the present invention;
FIG. 4 is a perspective view of the present invention;
fig. 5 is a functional block diagram of the present invention.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
As shown in fig. 1 to 4, the high-precision tilt angle sensor with a thermostat comprises an upper shell 1 and a lower shell 13, wherein the upper shell 1 is fixedly connected with the lower shell 13 through bolts, a control module 2 is arranged in the upper shell 1, the control module 2 comprises a main controller, a communication module, a power supply module, a constant temperature control module and an interface, a sensing module 7 is arranged in the lower shell 13, the sensing module 7 comprises a MEMES accelerometer, a filtering module and an interface, the sensing module 7 is connected with a constant temperature device, the thermostatic device comprises a TEC element 10, the TEC element 10 is in contact with the sensing module 7 through a heat conducting material 9, the TEC element 10 is connected with a thermostatic control module, the sensing module 7 and the TEC element 10 are provided with heat insulating materials around, the side surface of the lower shell 13 is provided with a waterproof interface component 12, and a communication line between the control module 2 and the sensing module 7 is connected with the outside through the waterproof interface component 12.
Preferably, the sensing module 7 is embedded into the heat insulation ring 6, the heat conduction material 9 and the TEC element 10 are embedded into the second heat insulation block 8, the second heat insulation block 8 is of an annular structure and comprises foam and air, the outer side of the heat insulation ring 6 is covered with the constant temperature module upper shell 4, the constant temperature module upper shell 4 is fixedly connected with the lower shell 13 through bolts, and the first heat insulation block 5 is arranged between the constant temperature module upper shell 4 and the sensing module 7. The external heat insulation material can reduce the energy consumption of heating or cooling and maintain the temperature constant.
Preferably, a first waterproof gasket 3 is arranged between the upper shell 1 and the lower shell 13, and a second waterproof gasket 11 is arranged between the upper shell 4 and the lower shell 13 of the constant temperature module. The waterproof gasket can prevent the circuit from being damaged due to water entering the interior and protect equipment.
Preferably, a heat sink 14 is disposed on the outer side of the lower case 13, and the heat sink 14 is in contact with the TEC elements 10. The heat dissipation fin can give off the heat of TEC component fast, provides the assurance for quick accurate constant temperature.
Preferably, the bottom of inferior valve 13 is equipped with the base, is provided with the fixed orifices on the base, and epitheca 1 sets up on the base, and both sides are connected with inferior valve 13 through the bolt. The integral structure can be more firmly arranged on the measuring object.
As shown in fig. 5, waterproof interface assembly realizes the utility model discloses and the electrical connection between the application platform, establish multichannel power conversion in the power module, be used for supplying power for control module, communication module realizes the communication between main control unit and the application platform, main control unit passes through the interface and is connected with sensing module, realize the inclination and measure, temperature acquisition, operations such as thermostatic control, connect application platform simultaneously, just do the instruction of execution application platform, thermostatic control module with pass through the interface and be connected with the TEC component, by main control unit control drive TEC component work, MEMS accelerometer detection acceleration and temperature variation among the sensing module. Application platform connects the utility model discloses afterwards, application platform supplies power, makes whole initialization, and main control unit and MEMS accelerometer communicate, have read the acceleration and the temperature that MEMS detected, then control thermostatic control module starts, and drive TEC component work, the TEC component heats or cools down, and sensing module keeps the constancy of temperature, and main control unit carries out data processing and operation, then accomplishes once calculating with information transmission to application platform.
The utility model discloses a high accuracy MEMS accelerometer converts the change of static gravity field into the inclination and changes, through the direct output angle system of digital mode, and built-in automatic compensation and filter algorithm have improved the precision of calculation, and the constant temperature equipment that sensing module connects guarantees when the environmental change, also can stabilize high accuracy output, measuring range 90, and the precision can reach 0.005, and operating temperature can be at-40 deg.C within range 85 ℃. The utility model discloses simple to operate, practical simple, small in size, the interference killing feature is strong, can be extensively used for trades such as engineering machine tool, military aviation, bridge building, ship survey, industrial site, electric power industry, warning security protection, vehicle safety control, geological monitoring.
The present invention is not limited to the foregoing embodiments. The invention extends to any novel feature or any novel combination of features disclosed in this specification, and to any novel method or process steps or any novel combination of features disclosed.
Claims (5)
1. The utility model provides a high accuracy inclination sensor with constant temperature device, includes epitheca (1) and inferior valve (13), through bolt fixed connection between epitheca (1) and inferior valve (13), a serial communication port, set up control module (2) in epitheca (1), control module (2) include main control unit, communication module, power module, constant temperature control module and interface, set up sensing module (7) in inferior valve (13), sensing module (7) include MEMES accelerometer, filtering module and interface, and constant temperature device is connected in sensing module (7), constant temperature device includes TEC component (10), and TEC component (10) contact with sensing module (7) through heat conduction material (9), and constant temperature control module is connected in TEC component (10), be equipped with thermal insulation material around sensing module (7) and TEC component (10), inferior valve (13) side sets up waterproof interface subassembly (12) control module (2) and sensing module (7) The communication line is connected with the outside through a waterproof interface component (12).
2. The tilt sensor with high precision and thermostatic device according to claim 1, wherein the sensing module (7) is embedded in an insulating ring (6), the heat conducting material (9) and the TEC element (10) are embedded in a second insulating block (8), the second insulating block (8) is an annular structure and comprises foam and air, an upper constant temperature module casing (4) covers the outer side of the insulating ring (6), the upper constant temperature module casing (4) is fixedly connected with a lower casing (13) through bolts, and a first insulating block (5) is arranged between the upper constant temperature module casing (4) and the sensing module (7).
3. The tilt sensor with thermostatic device according to claim 2, characterized in that a first waterproof gasket (3) is provided between the upper casing (1) and the lower casing (13), and a second waterproof gasket (11) is provided between the thermostatic module upper casing (4) and the lower casing (13).
4. High precision tilt sensor with thermostat arrangement according to claim 1, characterized in that on the outside of the lower housing (13) cooling fins (14) are arranged, which cooling fins (14) are in contact with the TEC elements (10).
5. The tilt sensor with thermostat according to claim 1, characterized in that the bottom of the lower housing (13) is provided with a base, on which fixing holes are provided, the upper housing (1) is provided on the base, and both sides are connected with the lower housing (13) by bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921456937.4U CN210513115U (en) | 2019-09-04 | 2019-09-04 | High-precision tilt angle sensor with constant temperature device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921456937.4U CN210513115U (en) | 2019-09-04 | 2019-09-04 | High-precision tilt angle sensor with constant temperature device |
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| Publication Number | Publication Date |
|---|---|
| CN210513115U true CN210513115U (en) | 2020-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921456937.4U Active CN210513115U (en) | 2019-09-04 | 2019-09-04 | High-precision tilt angle sensor with constant temperature device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113985946A (en) * | 2021-11-22 | 2022-01-28 | 合肥工业大学 | Miniature thermostatic chamber applied to MEMS (micro-electromechanical systems) tilt angle sensor |
-
2019
- 2019-09-04 CN CN201921456937.4U patent/CN210513115U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113985946A (en) * | 2021-11-22 | 2022-01-28 | 合肥工业大学 | Miniature thermostatic chamber applied to MEMS (micro-electromechanical systems) tilt angle sensor |
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