CN212963374U - Inertial sensor device installed at 45-degree inclination - Google Patents
Inertial sensor device installed at 45-degree inclination Download PDFInfo
- Publication number
- CN212963374U CN212963374U CN202022369874.8U CN202022369874U CN212963374U CN 212963374 U CN212963374 U CN 212963374U CN 202022369874 U CN202022369874 U CN 202022369874U CN 212963374 U CN212963374 U CN 212963374U
- Authority
- CN
- China
- Prior art keywords
- degrees
- fixed
- inertial sensor
- circuit board
- sensor unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Gyroscopes (AREA)
Abstract
The utility model discloses an inertial sensor device installed at an angle of 45 degrees, which comprises a bottom plate, wherein an MCU circuit board is fixed on the bottom plate; the two mounting blocks are symmetrically arranged at the upper end of the bottom plate, the opposite surfaces of the mounting blocks are inclined planes, and the inclination angle of the inclined planes is 45 degrees; all be fixed with the sensor circuit board on the inclined plane, be fixed with acceleration sensor and gyroscope on the sensor circuit board. The utility model discloses utilize two 45 installation pieces of slope, can effectively reduce the height of inertia product, reduce the cost of sensor lectotype and improve the product precision.
Description
Technical Field
The utility model relates to an inertial sensor specifically is an inertial sensor device of 45 degrees installations to one side.
Background
The inertial navigation technology is used for determining the attitude, speed and position parameters of a moving object, and is widely applied to the fields of aerospace, aviation, navigation and geodetic survey. Currently, MEMS integrated navigation systems have gained wide acceptance in both civilian and military fields. In the civil aspect, the combined navigation system of the type is partially assembled on automobiles with navigation and positioning functions, fine agricultural machinery and vehicles, unmanned planes for pesticide spraying and forest area fire prevention and the like; in the military aspect, developed countries in Europe and America have successfully applied the method to the fields of tactical guided weapons, microminiature unmanned reconnaissance airplanes, satellite exploration, spacecraft navigation and the like.
Since the application fields of the inertial navigation products are very wide, the adaptive requirements on the size, cost and precision of the inertial navigation products also put forward higher requirements, and the inertial navigation products, whether in the automobile field or the aviation field, put forward smaller and smaller requirements on the size, hope that the cost is lower and the performance is better. Therefore, in order to meet the requirements of size, cost and precision, very high standards and requirements are provided for sensor type selection, under the condition of the prior art, the selection of the sensor is difficult, the size of the high-precision sensor is large, most sensors are single-shaft sensors, the cost is high, and the technical difficulty is brought to market popularization.
SUMMERY OF THE UTILITY MODEL
For solving the defect of above-mentioned prior art, the utility model provides an inertial sensor device of 45 degrees installations to one side, the utility model discloses utilize two 45 installation pieces of slope, can effectively reduce the height of inertia product, reduce the cost of sensor lectotype and improve the product precision.
In order to achieve the technical purpose, the utility model adopts the following technical scheme: an inertial sensor device mounted at an angle of 45 degrees comprising:
the base plate is fixedly provided with an MCU circuit board;
the two mounting blocks are symmetrically arranged at the upper end of the bottom plate, the opposite surfaces of the mounting blocks are inclined planes, and the inclination angle of the inclined planes is 45 degrees; all be fixed with the sensor circuit board on the inclined plane, be fixed with acceleration sensor and gyroscope on the sensor circuit board.
Furthermore, an installation groove is formed in the inclined surface of the installation block along the inclined direction of the installation block, a clamping component is arranged in the installation groove in a sliding mode, and an installation space is formed between the lower end portion of the clamping component and one side wall of the installation groove.
Further, the clamping assembly comprises a clamping rod which is arranged at an inclination of 45 degrees and slides in the mounting groove.
Furthermore, an upper clamping plate is fixed on the upper side surface of the lower end part of the clamping rod; and a lower clamping plate is fixed on the periphery of the lower end of the mounting groove and corresponds to the upper clamping plate.
Further, still seted up the holding tank in the installation piece, the holding tank pass through the baffle with the installation groove is separated by the setting, set up the through-hole along the incline direction on the baffle, the lower tip downside of clamping bar is fixed with the arm-tie, the arm-tie runs through the through-hole and along the through-hole motion.
Further, a substrate is fixed on the partition plate.
Furthermore, a bolt is arranged at the upper end of the clamping rod, and a waist hole is formed in the corresponding mounting block.
Further, a module shell is fixed on the sensor circuit board, and the acceleration sensor and the gyroscope are installed in the module shell.
Furthermore, a groove is formed in the bottom plate and is arranged between the two mounting blocks, and the MCU circuit board is fixed in the groove.
Furthermore, a metal shell is fixed on the bottom plate.
To sum up, the utility model discloses following technological effect has been gained:
1. the utility model is provided with two installation blocks inclined by 45 degrees, which can effectively reduce the height of inertia products, reduce the cost of sensor model selection and improve the product precision;
2. the utility model is provided with the mounting groove and the clamping component on the mounting block, which can effectively adapt to circuit boards with different sizes, so that the adaptability is better;
3. the utility model is provided with the upper clamping plate and the lower clamping plate, so that the circuit board can be clamped, the circuit board can be fixed stably, the clamping rod is provided with the bolt and the waist hole, the upper clamping plate can move and be fixed, the circuit board can be clamped by the upper clamping plate, and the fixing firmness is improved;
4. the utility model discloses select two biax acceleration sensor installations and just can reach 3 unipolar acceleration sensor's installation effect.
Drawings
Fig. 1 is a schematic diagram of an inertial sensor device mounted at an angle of 45 degrees according to an embodiment of the present invention;
fig. 2 is a schematic diagram of an internal structure of an inertial sensor device installed at an angle of 45 degrees according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a mounting block according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Example (b):
as shown in fig. 1, an inertial sensor device installed at an angle of 45 degrees includes:
the base plate 1 is fixed with an MCU circuit board 6; furthermore, a groove 101 is formed in the bottom plate 1, the groove 101 is arranged between the two mounting blocks 2, and the MCU circuit board 6 is fixed in the groove 101.
The two mounting blocks 2 are symmetrically arranged at the upper end of the bottom plate 1, the opposite surfaces of the mounting blocks 2 are inclined planes, and the inclination angle of each inclined plane is 45 degrees; all be fixed with sensor circuit board 4 on the inclined plane, be fixed with acceleration sensor and gyroscope on sensor circuit board 4. Be fixed with module shell 5 on the sensor circuit board 4, acceleration sensor and gyroscope are installed in module shell 5.
A metal shell 8 is fixed on the bottom plate 1 and covers all the components.
Further, the internal structure of the mounting block 2 is as shown in fig. 2, and specifically as follows:
as shown in fig. 3, an installation groove 201 is formed on the inclined surface of the installation block 2 along the inclined direction thereof, the inclined angle of the inner wall of the installation groove 201 is 45 ° as the same as that of the installation block, a clamping component 3 (shown in fig. 2) is slidably arranged in the installation groove 201, the lower end of the clamping component 3 and a side wall of the installation groove 201 form an installation space, and the installation space is used for installing a circuit board.
As shown in fig. 3, the clamping assembly 3 includes a clamping rod 301, the clamping rod 301 is disposed at an angle of 45 ° and slides in the mounting groove 201, and the sliding of the clamping rod 301 can make the mounting space larger or smaller, so as to adapt to circuit boards of different sizes. The upper end of the clamping rod 301 is provided with a bolt 305, and a waist hole (not shown) is formed on the corresponding mounting block 2 for fixing the clamping rod 301.
An upper clamping plate 302 is fixed on the upper side surface of the lower end part of the clamping rod 301; the periphery of the lower end of the mounting groove 201 is fixed with a lower clamping plate 204, and the lower clamping plate 204 corresponds to the upper clamping plate 302. Go up cardboard 302 and cardboard 204 down and all adopt the pattern of L template, can live the circuit board centre gripping, further, all open threaded hole on going up cardboard 302 and the cardboard 204 down for the fixed mounting circuit board.
The mounting block 2 is also internally provided with an accommodating groove 203, the accommodating groove 203 is separated from the mounting groove 201 by a partition plate 202, the accommodating groove 203 is arranged in parallel with the mounting groove 201, the partition plate 202 is provided with a through hole along the inclined direction, a pull plate 303 is fixed on the lower side surface of the lower end part of the clamping rod 301, the pull plate 303 penetrates through the through hole and moves along the through hole, and the clamping rod 301 slides on the upper side surface of the partition plate; the spacer 202 has a fixing substrate 304 for fixing the sensor wiring board 4 by increasing friction.
The working principle is as follows:
with reference to fig. 1-3, the MCU board 6 is fixed in the groove 101 by bolts or adhesive bonding; the clamping rod 301 is pulled open, the sensor circuit board 4 is placed in the installation groove 201, the lower end of the sensor circuit board 4 abuts against the side wall of the lower end of the installation groove 201 and the right-angle groove of the lower clamping plate 204, the clamping rod 301 is loosened, the upper clamping plate 302 clamps the upper end of the circuit board, the upper clamping plate 302 and the lower clamping plate 204 are fixedly connected with the circuit board through bolts, and the clamping rod 301 is fixed through the bolts 305 and the waist holes; the circuit boards on the two mounting blocks are fixedly mounted in the same manner. When changing large-size sensor circuit board 4, can adapt to the installation according to the waist hole for this device adaptability is stronger.
The utility model discloses utilize bottom plate 1 and metal casing 8 to construct the cavity of a metal, there are biax acceleration sensor and biax gyroscope's sensor on installation piece 2, there is system MCU treater on MCU circuit board 6, two installation pieces 2 adopt oblique 45 mounting structure, two installation faces are mutually perpendicular, select two biax acceleration sensor installations and just can reach 3 unipolar acceleration sensor's installation effect, the height of product has not only been reduced, reduce to about 70% of original height, and saved sensor lectotype cost, in addition all there are the signal component of two sensor outputs on the three component of space XYZ, utilize the algorithm can improve the output precision of product in the three axial of space XYZ.
When the device is used, the model of the double-axis acceleration sensor is ADXL206, the model of the double-axis gyroscope is ADXRS290, and the model of the MCU processor is STM32F 411.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all the modifications and equivalents of the technical spirit of the present invention to any simple modifications of the above embodiments are within the scope of the technical solution of the present invention.
Claims (10)
1. An inertial sensor device mounted at an angle of 45 degrees, comprising: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
the base plate (1) is fixedly provided with an MCU circuit board (6);
the two mounting blocks (2) are symmetrically arranged at the upper end of the bottom plate (1), the opposite surfaces of the mounting blocks (2) are inclined surfaces, and the inclination angle of each inclined surface is 45 degrees; all be fixed with sensor circuit board (4) on the inclined plane, be fixed with acceleration sensor and gyroscope on sensor circuit board (4).
2. An inertial sensor unit mounted at 45 degrees to one another according to claim 1, wherein: mounting groove (201) have been seted up along its incline direction on the inclined plane of installation piece (2), it is equipped with clamping component (3) to slide in mounting groove (201), clamping component (3) the lower tip with a lateral wall of mounting groove (201) forms installation space.
3. An inertial sensor unit mounted at 45 degrees to one another according to claim 2, wherein: the clamping assembly (3) comprises a clamping rod (301), and the clamping rod (301) is inclined by 45 degrees and slides in the mounting groove (201).
4. An inertial sensor unit mounted at 45 degrees to one another according to claim 3, wherein: an upper clamping plate (302) is fixed on the upper side surface of the lower end part of the clamping rod (301); the periphery of the lower end of the mounting groove (201) is fixedly provided with a lower clamping plate (204), and the lower clamping plate (204) corresponds to the upper clamping plate (302).
5. An inertial sensor unit mounted at 45 degrees to one another according to claim 4, wherein: holding tank (203) have still been seted up in installation piece (2), holding tank (203) through baffle (202) with mounting groove (201) are separated by the setting, the through-hole has been seted up along the incline direction on baffle (202), the lower tip downside of pressing from both sides tight pole (301) is fixed with arm-tie (303), arm-tie (303) run through the through-hole and along the through-hole motion.
6. An inertial sensor unit mounted at 45 degrees to one another according to claim 5, wherein: a substrate (304) is secured to the spacer (202).
7. An inertial sensor unit mounted at 45 degrees to one another according to claim 6, wherein: the upper end of the clamping rod (301) is provided with a bolt (305), and the corresponding mounting block (2) is provided with a waist hole.
8. An inertial sensor unit mounted at 45 degrees to one another according to claim 7, wherein: a module shell (5) is fixed on the sensor circuit board (4), and the acceleration sensor and the gyroscope are installed in the module shell (5).
9. An inertial sensor unit mounted at 45 degrees to one another according to claim 8, wherein: a groove (101) is formed in the bottom plate (1), the groove (101) is arranged between the two mounting blocks (2), and the MCU circuit board (6) is fixed in the groove (101).
10. An inertial sensor unit mounted at 45 degrees to one another according to claim 9, wherein: and a metal shell (8) is fixed on the bottom plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022369874.8U CN212963374U (en) | 2020-10-22 | 2020-10-22 | Inertial sensor device installed at 45-degree inclination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022369874.8U CN212963374U (en) | 2020-10-22 | 2020-10-22 | Inertial sensor device installed at 45-degree inclination |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212963374U true CN212963374U (en) | 2021-04-13 |
Family
ID=75372666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022369874.8U Active CN212963374U (en) | 2020-10-22 | 2020-10-22 | Inertial sensor device installed at 45-degree inclination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212963374U (en) |
-
2020
- 2020-10-22 CN CN202022369874.8U patent/CN212963374U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101922938B (en) | High-precision laser gyroscope inertia measurement system for POS | |
| CN110440798B (en) | High-precision integrated micro-inertia measurement unit and inertial navigation system | |
| EP3171131A1 (en) | Sensor unit, electronic apparatus, and mobile body | |
| CN110941290B (en) | Small-size integrated navigation control equipment of aircraft | |
| CN212963374U (en) | Inertial sensor device installed at 45-degree inclination | |
| US20210348925A1 (en) | Sensor assembly, inertial measurement assembly, and mobile device | |
| CN207730219U (en) | A kind of automatic temperature-controlled inertial navigation structure | |
| CN104201458B (en) | Spaceborne radar disturbs real-Time Compensation decoupling method and compensated decoupling system to spacecraft platform | |
| Pyo et al. | Development of hovering-type AUV “cyclops” for precision observation | |
| CN207814316U (en) | A kind of omnidirectional's shock-damping structure of suspension type MEMS inertial navigation products | |
| CN113075685A (en) | Airborne laser radar system based on unmanned aerial vehicle | |
| CN211442798U (en) | Unmanned aerial vehicle for three-dimensional modeling of aerial surveying and mapping | |
| CN104931050B (en) | A kind of integrated MEMS inertial attitude sensors structure | |
| US10556707B2 (en) | Modular interface for an aerial drone | |
| CN108639393B (en) | Novel allosteric controller and method | |
| CN203558203U (en) | Vibration absorption device and aircraft with same | |
| CN109029431A (en) | A kind of three axis multistage PCB vibration-proof structures for MEMS inertial measurement system | |
| CN106364687B (en) | A kind of high-precision orthophoto pan-tilt-zoom | |
| CN113503874A (en) | Optical fiber combined navigation system | |
| CN113790721A (en) | Planar micro inertial navigation system | |
| CN215526097U (en) | Test tool | |
| CN217951081U (en) | Airborne mobile measurement system shock-absorbing structure | |
| CN218496114U (en) | Inertia measurement device and shock absorber | |
| CN104869782B (en) | A kind of electronic device laminar framework for miniature missile control device | |
| EP4087052A1 (en) | Multi-layered air waveguide antenna with layer-to-layer connections |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |