CN206876181U - A Three-Axis Gyroscope Structure Based on GPS Signal Receiver - Google Patents

Abstract

The utility model discloses a kind of three axis accelerometer device structure based on gps signal receiver, including casing, motor, button, accelerometer, rotary shaft, shell, gps signal receiver, cover plate, positioning hole, support base, gyroscope frame, direction coordinate system, retainer plate, rotor, Rotary cloumn and connecting rod.The beneficial effects of the utility model are：By connecting the shell and mems accelerometer of three axis accelerometer device below gps receiver, it is used cooperatively three axis accelerometer device and mems accelerometer.In the case where gps signal is good, three-axis gyroscope and gps signal receiver coordinate and can positioned exactly, when in basement or area that gps signal is weaker, the position being used cooperatively by mems accelerometer and three axis accelerometer device where orienting exactly, the use of MEMS accelerometer improves the positioning accuracy of gps receiver, add the scope of application of GPS location, object is static do not receive gps signal when, position can be positioned exactly according to conventional gps signal.

Description

A Three-Axis Gyroscope Structure Based on GPS Signal Receiver

technical field

The utility model relates to a three-axis gyroscope structure, in particular to a three-axis gyroscope structure based on a GPS signal receiver, and belongs to the field of gyroscope applications.

Background technique

With the continuous development of science and technology, for the convenience of people and the determination of the location in daily life in peacetime, more and more GPS has entered our life circle. Car navigation and positioning in unfamiliar environments must be completed by receiving signals from the GPS receiver. In order to know the real-time position more accurately, a three-axis gyroscope is often installed inside the GPS receiver.

But the existing three-axis gyroscope still has some deficiencies in use. When the existing three-axis gyroscope is used with a GPS signal receiver, it needs to be completed when the GPS signal is strong. If the GPS signal is weak, it is easy to make a positioning error or even fail to locate the position, and the internal situation of the three-axis gyroscope cannot Check it at any time, if there is a problem in use, it is difficult to be found in time.

Utility model content

The purpose of this utility model is to provide a three-axis gyroscope structure based on a GPS signal receiver in order to solve the above problems.

The utility model realizes above-mentioned purpose through following technical scheme, a kind of three-axis gyroscope structure based on GPS signal receiver, comprises casing, motor, button, accelerometer, rotating shaft, shell, GPS signal receiver, cover plate, Positioning hole, support seat, gyroscope frame, directional coordinate system, fixed ring, rotor, rotating column and connecting rod; buttons are arranged on one side of the box, and a motor is installed inside the box, and the upper part of the motor is connected to rotate shaft, the top of the box is connected with an accelerometer, the upper part of the rotating shaft is connected with a casing, the top of the casing is connected with a GPS signal receiver, the inside of the casing is connected with a support seat, and one end of the support seat is connected with the rotating shaft , the other end of the support seat is connected to a gyroscope frame, and one side of the gyroscope frame is connected to a direction coordinate system through a connecting rod, and a fixed ring is connected to the inside of the direction coordinate system, and a rotating column is connected to the inside of the fixed ring , the middle part of the rotating column is connected with a rotor, and one side of the casing is connected with a cover plate.

Preferably, in order to connect the cover plate to the housing through the positioning holes, the cover plate can be detached from one side of the housing, and three sets of positioning holes are evenly provided on one side of the cover plate.

Preferably, in order to make the accelerometer and the housing cooperate with the GPS signal receiver, the accelerometer and the housing are electrically connected with the GPS signal receiver through wires.

Preferably, in order to allow the direction coordinate system to rotate and move on the spatial structure, the direction coordinate system is dynamically connected to the gyroscope frame and the fixed ring.

Preferably, in order to make the internal structure of the gyroscope conform to the motion principle of the gyroscope, the outer structure of the frame of the gyroscope and the direction coordinate system are both arranged in an arc shape.

The beneficial effect of the utility model is: the shell of the three-axis gyroscope and the MEMS accelerometer are connected under the GPS receiver, so that the three-axis gyroscope and the MEMS accelerometer are used together. When the GPS signal is good, the combination of the three-axis gyroscope and the GPS signal receiver can provide accurate positioning. When in the basement or in areas with weak GPS signals, the MEMS accelerometer and the three-axis gyroscope can be used together to accurately locate the position. Out of the location, the use of MEMS accelerometers improves the positioning accuracy of the GPS receiver and increases the scope of application of GPS positioning. When the object is still and cannot receive GPS signals, it can accurately locate the location according to the previous GPS signals.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of the utility model;

Fig. 2 is a schematic diagram of the internal structure of the utility model housing;

Fig. 3 is the schematic diagram of frame connection of the utility model gyroscope;

In the figure: 1. Cabinet; 2. Motor; 3. Button; 4. Accelerometer; 5. Rotation shaft; 6. Shell; 7. GPS signal receiver; 8. Cover plate; 9. Positioning hole; 10. Support 11. Gyroscope frame; 12. Direction coordinate system; 13. Fixed ring; 14. Rotor; 15. Rotating column; 16. Connecting rod.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figure 1-3, a three-axis gyroscope structure based on a GPS signal receiver, including a box 1, a motor 2, buttons 3, an accelerometer 4, a rotation axis 5, a housing 6, and a GPS signal receiver 7 , cover plate 8, positioning hole 9, support seat 10, gyroscope frame 11, direction coordinate system 12, fixed ring 13, rotor 14, rotating column 15 and connecting rod 16; Described box body 1 side is provided with button 3, The inside of the box 1 is equipped with a motor 2, the top of the motor 2 is connected to a rotating shaft 5, the top of the box 1 is connected to an accelerometer 4, the top of the rotating shaft 5 is connected to a casing 6, and the top of the casing 6 is connected to There is a GPS signal receiver 7, a support base 10 is connected to the inside of the housing 6, and one end of the support base 10 is connected to the rotating shaft 5, and the other end of the support base 10 is connected to a gyroscope frame 11, and the gyroscope frame 11 One side of the inside is connected with a direction coordinate system 12 through a connecting rod 16, and the inside of the direction coordinate system 12 is connected with a fixed ring 13, and the inside of the fixed ring 13 is connected with a rotating column 15, and the middle part of the rotating column 15 is connected with a rotor 14, A cover plate 8 is connected to one side of the housing.

As a technical optimization scheme of the present invention, three sets of positioning holes 9 are evenly arranged on one side of the cover plate 8, so that the cover plate 8 can be connected with the shell 6 through the positioning holes 9, and the cover plate 8 can be disassembled from the shell 6 side.

As a technical optimization scheme of the present invention, the accelerometer 4 and the housing 6 are electrically connected with the GPS signal receiver 7 through wires, so that the accelerometer 4 , the housing 6 and the GPS signal receiver 7 can be used together.

As a technical optimization scheme of the present invention, the directional coordinate system 12 is movably connected with the gyroscope frame 11 and the fixed ring 13, so that the directional coordinate system 12 can rotate and move on the spatial structure.

As a technical optimization scheme of the present invention, the outer structures of the gyroscope frame 11 and the direction coordinate system 12 are both arranged in an arc shape, so that the internal structure of the gyroscope conforms to the motion principle of the gyroscope.

When the utility model is in use, firstly, the whole device is installed on the object used, and when positioning is required, the motor 2 is turned on through the button 3, and the motor 2 drives the rotating shaft 5 to rotate, and the rotating shaft 5 drives the gyroscope frame 11 through the support seat 10 Rotate, while the direction coordinate system 12 rotates around the rotating column 15, the rotor 14 on the rotating column 15 provides angular velocity to measure multiple orientations, and cooperates with the GPS signal receiver 7 to complete the positioning. When the GPS signal is not received or is very weak, the MEMS accelerometer 4 works with the three-axis gyroscope to accurately complete the positioning work, which improves the positioning capability of the GPS receiver 7 and makes the scope of application of the GPS receiver 7 wider.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only contains an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (5)

1. A kind of 1. three axis accelerometer device structure based on gps signal receiver, it is characterised in that：Including casing (1), motor (2), press Key (3), accelerometer (4), rotary shaft (5), shell (6), gps signal receiver (7), cover plate (8), positioning hole (9), support base (10), gyroscope frame (11), direction coordinate system (12), retainer plate (13), rotor (14), Rotary cloumn (15) and connecting rod (16)；Casing (1) side is provided with button (3), is provided with motor (2) inside the casing (1), on the motor (2) Portion's connection rotary shaft (5), casing (1) top are connected with accelerometer (4), and rotary shaft (5) top is connected with shell (6) gps signal receiver (7), is connected with the top of the shell (6), the shell (6) is internally connected with support base (10), and Support base (10) one end connection rotary shaft (5), support base (10) other end are connected with gyroscope frame (11), the top Spiral shell instrument frame (11) interior side is connected with direction coordinate system (12) by connecting rod (16), connects inside the direction coordinate system (12) Retainer plate (13) is connected to, the retainer plate (13) is internally connected with Rotary cloumn (15), connected in the middle part of the Rotary cloumn (15) There is rotor (14), the shell side is connected with cover plate (8).
2. A kind of 2. three axis accelerometer device structure based on gps signal receiver according to claim 1, it is characterised in that：Institute State cover plate (8) side and be evenly arranged with three groups of positioning holes (9).
3. A kind of 3. three axis accelerometer device structure based on gps signal receiver according to claim 1, it is characterised in that：Institute Accelerometer (4) and shell (6) is stated electrically to be connected by wire with gps signal receiver (7).
4. A kind of 4. three axis accelerometer device structure based on gps signal receiver according to claim 1, it is characterised in that：Institute State direction coordinate system (12) and gyroscope frame (11) is movably connected between retainer plate.
5. A kind of 5. three axis accelerometer device structure based on gps signal receiver according to claim 1, it is characterised in that：Institute Gyroscope frame (11) and direction coordinate system (12) contour structures are stated to set in circular arc.