Attitude sensor

Abstract

The utility model discloses an attitude sensor. The attitude sensor comprises a base and a protective cover, an annular boss is arranged on the front face of the base, and an accommodating cavity for accommodating electronic components is formed. The protective cover is in a spherical arc shape and covers the annular boss, and the protective cover and the base are fixed. The safety helmet is light and simple in structure, high in protection capacity and suitable for being worn for a long time.

Description

TECHNICAL FIELD

[0001] The utility model relates to sensor technical field, concretely relates to a posture sensor. BACKGROUND

[0002] The posture sensor is a high-performance three-dimensional motion posture measurement system based on MEMS technology, including electronic components and shell, and the electronic components contain three-axis gyroscope, three-axis accelerometer, three-axis electronic compass and other motion sensors, and the three-dimensional posture and azimuth data compensated by temperature are obtained through the embedded low-power ARM processor.

[0003] In the prior art, the shell of the posture sensor is disclosed in the Chinese utility model patent with the publication number CN222188360U, belonging to the field of sensors. The shell of the posture sensor includes a bottom shell, a top shell and a joint hole formed in the side wall of the top shell, the bottom shell and the top shell are provided with a plug-in part for fixing them, and further include mounting ears on both sides of the top shell, the mounting ears are provided with first mounting holes, the bottom shell is provided with second mounting holes on both sides, the first mounting holes and the second mounting holes are aligned with each other, and the bottom shell and the top shell are provided with a damping part for positioning and damping the posture sensor; the utility model realizes the locking and fixing between the bottom shell and the top shell from the vertical and horizontal directions, effectively improves the fixing effect, ensures the installation stability between the bottom shell and the top shell, and makes the installation more convenient, the fixed holes are automatically aligned after mutual plug-in, and the convenience of installation is improved.

[0004] However, the posture sensor with such a structure has many corners, is not suitable for human body wearing, and has general structural strength and poor heat dissipation effect. UTILITY MODEL CONTENTS

[0005] Therefore, the utility model provides a posture sensor to solve the problem that the posture sensor has many corners and is not suitable for human body wearing in the prior art.

[0006] The utility model provides a posture sensor control circuit, including base and protection cover,

[0007] The front surface of the base is provided with an annular boss, forming a containing cavity for containing electronic components,

[0008] The protection cover is in the shape of a spherical arc and covers the top of the annular boss, and is fixed between the protection cover and the base.

[0009] In a possible design, an elastic rubber ring is further included, and the front face of the base is further provided with an annular groove outside the annular boss, the protective cover is connected with the annular groove through screws, and the elastic rubber ring is located in the annular groove and abuts against the edge of the protective cover.

[0010] In a possible design, the protective cover is further provided with heat dissipation holes.

[0011] In a possible design, a filter cloth is further arranged between the protective cover and the annular boss.

[0012] In a possible design, the protective cover is further provided with a plurality of connecting holes for the screws to pass through in a circumferential direction.

[0013] In a possible design, the connecting holes are counterbores.

[0014] In a possible design, the base is further provided with connecting ears at the outer edge.

[0015] In a possible design, the base is disc-shaped.

[0016] In a possible design, the annular groove is wider than the elastic rubber ring.

[0017] In a possible design, the protective cover and the base are both made of ABS engineering plastic.

[0018] The utility model has the following beneficial effects:

[0019] 1. The base is disc-shaped, and the protective cover is spherical arc-shaped, so that the design of the edge is reduced, stress concentration is avoided, the electronic device is suitable for being worn for a long time, and the electronic device is not easily damaged when a collision occurs.

[0020] 2. The design of the elastic rubber ring not only realizes the sealed connection between the annular groove and the protective cover, that is, the sealed connection between the protective cover and the base, but also fixes the protective cover in the annular groove through the screws passing through the protective cover and the elastic rubber ring, so that the protective cover can be displaced by a small distance from the base under the action of the elastic rubber ring when the protective cover is impacted or collided, thereby greatly buffering the external force impact or collision and playing a good anti-impact and anti-collision role on the electronic device, and when the protective cover is displaced by a small distance from the base, the volume of the cavity formed between the protective cover and the base changes, thereby realizing the effect of breathing, so that heat dissipation is accelerated.

[0021] The utility model has the advantages of light and simple structure, strong protection ability and long-time wearing. DRAWINGS

[0022] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without any creative effort on the basis of these drawings.

[0023] Figure 1 is a perspective view of the embodiment of the present application;

[0024] Figure 2 is an exploded view of the embodiment of the present application;

[0025] Figure 3 is a front view of the embodiment of the present application;

[0026] Figure 4 is a rear view of the embodiment of the present application;

[0027] Figure 5 is a top view of Figure 3 ;

[0028] Figure 6 is an A-A sectional view of Figure 3 ;

[0029] Figure 7 is a perspective view of the base in Figure 3 ;

[0030] Figure 8 is a front view of the base in Figure 7 ;

[0031] Figure 9 is a top view of the base in Figure 7 ;

[0032] Figure 10 is a B-B sectional view of the base in Figure 8 . DETAILED DESCRIPTION

[0033] In order to further illustrate the embodiments, the present application provides drawings which are part of the disclosure content of the present application, mainly used to illustrate the embodiments, and can be used to explain the operation principle of the embodiments in cooperation with the related description of the specification. With reference to these contents, those skilled in the art should understand other possible embodiments and advantages of the present application. The components in the drawings are not drawn to scale, and similar component symbols are usually used to represent similar components.

[0034] Explanation of reference signs:

[0035] Base 1, protective cover 2, connecting lug 3, connecting hole 4, filter cloth 5, electronic components 6, elastic rubber ring 7, annular groove 8, containing cavity 9, annular boss 10, heat dissipation hole 11.

[0036] As Figures 1-10 shown, the embodiment of the application provides a posture sensor, which comprises a base 1 and a protective cover 2, and the base 1 is separable from the protective cover 2, so as to facilitate the installation and removal of electronic components 6.

[0037] As Figures 7-10 shown, the base 1 is provided with an annular boss 10 on the front surface, forming a containing cavity 9 for containing the electronic components 6, and the annular boss 10 can protect the electronic components 6 in the containing cavity 9, and the electronic components 6 are provided with four through holes in the circumferential direction, so as to facilitate the fixation of the electronic components 6 in the containing cavity 9 by screws.

[0038] The base 1 is disc-shaped, and the protective cover 2 is arc-shaped, which reduces the design of edges and avoids stress concentration, is suitable for long-term wearing of the human body, and is not easy to hurt people when colliding; the protective cover 2 is arranged above the annular boss 10, and the protective cover 2 is fixed between the base 1 and the protective cover 2, the arc-shaped design of the protective cover 2 can avoid stress concentration and resist stronger external force or collision, thereby well protecting the electronic components 6 in the containing cavity 9.

[0039] Preferably, as Figure 1 , Figure 3 shown, the protective cover 2 is further provided with heat dissipation holes 11, which are strip-shaped in the figure, and are only schematic, and more preferably, the heat dissipation holes 11 are circular and are several, and in addition, the position of the heat dissipation holes 11 is not suitable at the top of the protective cover 2 (which is actually more prone to collision), and the position of the heat dissipation holes 11 can be arranged at the outer edge of the protective cover 2, which can play a heat dissipation role and has little influence on the overall structural strength of the protective cover 2.

[0040] Further, the application further comprises the elastic rubber ring 7, the base 1 front surface is further provided with the annular groove 8 outside the annular boss 10, the protective cover 2 and the annular groove 8 are connected through the screw, the elastic rubber ring 7 is located in the annular groove 8 and is tightly closed with the protective cover 2 edge, the design of the heat dissipation hole 11 can facilitate the heat dissipation of the electronic components 6, and the design of the elastic rubber ring 7 can not only realize the sealing connection between the annular groove 8 and the protective cover 2, that is, the sealing between the protective cover 2 and the base 1, the screw passes through the protective cover 2, the elastic rubber ring 7 and is fixed in the annular groove 8, when the protective cover 2 is impacted or collided by external force, a small distance displacement between the protective cover 2 and the base 1 can be generated under the action of the elastic rubber ring 7, so that the external force impact or collision can be greatly buffered, and the electronic components 6 are well protected from impact and collision, when the small distance displacement between the protective cover 2 and the base 1 occurs, the cavity volume formed between the protective cover 2 and the base 1 changes, and the effect similar to breathing is realized, so that the heat dissipation is accelerated, and it should be noted that when the screw passes through the protective cover 2, the elastic rubber ring 7 and is fixed in the annular groove 8, the screw can not be completely screwed, and a space for the elastic rubber ring 7 to be elastically deformed by being pressed can be left.

[0041] Further, as shown in Figure 2 、 Figure 6 , the filter cloth 5 is further arranged between the protective cover 2 and the annular boss 10, and the position of the filter cloth 5 in the drawing is only schematic, and in actual application, the filter cloth 5 can be tightly arranged at the heat dissipation hole 11 to prevent dust and water vapor in the outside world from passing through the heat dissipation hole 11 and contacting the electronic components 6, thereby avoiding interference and unstable operation.

[0042] Preferably, as shown in Figure 6 , the width of the annular groove 8 is greater than that of the elastic rubber ring 7, because the elastic rubber ring 7 can be expanded and retracted during use, and such a design can avoid the elastic rubber ring 7 from overflowing out of the annular groove 8 when being expanded.

[0043] Preferably, the protective cover 2 is further provided with a plurality of connection holes 4 for the screw to pass through in the circumferential direction, so that the detachable connection between the protective cover 2 and the base 1 can be achieved, and further, the connection holes 4 are counterbores, so that the screw head is not excessively protruded from the protective cover 2.

[0044] Preferably, as shown in Figure 7 、 Figure 8 , the base 1 is further provided with a connecting lug 3, and the connecting lug 3 is arranged to facilitate the fixation of the attitude sensor by a band, so that the wearing or carrying of the attitude sensor can be facilitated.

[0045] Preferably, the protective cover 2 and the base 1 are made of ABS engineering plastic, which is light and has high structural strength, harmless to the human body, can well protect the electronic components 6, and is suitable for long-term wearing.

[0046] Although the methods are illustrated and described above as a series of actions, it will be appreciated that the methods are not limited by the order of actions, as some actions can occur in different orders or concurrently with other actions from those illustrated and described herein or in other actions not specifically mentioned herein, depending on the implementation. Those skilled in the art will further appreciate that the various illustrative logical blocks, modules, circuits, and algorithm steps described in connection with the embodiments disclosed herein can be implemented as electronic hardware, computer software, or combinations of both. To clearly illustrate this interchangeability of hardware and software, various illustrative components, blocks, modules, circuits, and steps have been described above generally in terms of their functionality, without reference to a particular logical arrangement of hardware or software. Such functionality can be implemented with up to an application specific integrated circuit (ASIC), a field programmable gate array (FPGA), discrete components, or any combination(s) thereof. Such functionality can also be implemented with a general purpose processor, a digital signal processor (DSP), a microprocessor, or other processing component that can be programmed to perform the functions described herein. The various illustrative logical blocks, modules, and circuits described in connection with the embodiments disclosed herein can be implemented or performed with a general purpose processor, a DSP, an ASIC, an FPGA or other programmable logic device, discrete gate or transistor logic, discrete hardware components, or any combination thereof designed to perform the functions described herein. A general purpose processor can be a microprocessor, but in the alternative, the processor can be any conventional processor, controller, microcontroller, or state machine. A processor can also be implemented as a combination of computing devices, e.g., a combination of a general purpose processor and a DSP, a plurality of microprocessors, one or more microprocessors in conjunction with a DSP core, or any other such configuration. The steps of a method or algorithm described in connection with the embodiments disclosed herein can be embodied directly in hardware, in a software module executed by a processor, or in a combination of the two. A software module can reside in RAM memory, flash memory, ROM memory, EPROM memory, EEPROM memory, registers, hard disk, a removable disk, a CD-ROM, or any other form of storage medium known in the art. An exemplary storage medium is coupled to the processor such that the processor can read information from, and write information to, the storage medium. In the alternative, the storage medium can be integral to the processor. The processor and the storage medium can reside in an ASIC. The ASIC can reside in a user terminal. In the alternative, the processor and the storage medium can reside as discrete components in a user terminal. In one or more exemplary embodiments, the functions described can be implemented in hardware, software, firmware, or any combination thereof. If implemented in software, the functions can be stored on or transmitted over as one or more instructions or code on a computer-readable medium. Computer-readable media include both computer storage media and communication media including any medium that facilitates transfer of a computer program from one place to another.Computer-readable media includes both computer storage media and communication media including any medium that facilitates transfer of a computer program from one place to another. A storage media can be any available media that can be accessed by a computer. By way of example, and not limitation, such computer-readable media can comprise RAM, ROM, EEPROM, CD-ROM or other optical disk storage, magnetic disk storage or other magnetic storage devices, or any other medium that can be used to carry or store desired program code in the form of instructions or data structures and that can be accessed by a computer. Also, any connection is properly termed a computer-readable medium. For example, if the software is transmitted from a website, server, or other remote source using a coaxial cable, fiber optic cable, twisted pair, digital subscriber line (DSL), or wireless technologies such as infrared, radio, and microwave, then the coaxial cable, fiber optic cable, twisted pair, DSL, or wireless technologies such as infrared, radio, and microwave are included in the definition of medium. Disk and disc, as used herein, include compact disc (CD), laser disc, optical disc, digital versatile disc (DVD), floppy disk and Blu-ray® disc where disks usually reproduce data magnetically, while discs reproduce data optically with lasers. Combinations of the above should also be included within the scope of computer-readable media.

[0047] Although the above methods have been described and illustrated with reference to the accompanying drawings as a series of acts, it is to be understood that the methodology is not limited by the order of the acts as some acts can occur in different orders and / or concurrently with each other. For instance, certain acts can be performed in parallel. In addition, the separation of various acts in the methodologies described is for clarity only and not meant to limit the methodology to the separation.

[0048] The above is only the preferred embodiment of the present application, and is not intended to limit the present application in any form. Although the present application has been disclosed as above with reference to the preferred embodiment, it is not intended to limit the present application, and any person skilled in the art can make some changes or modifications to the above disclosed technical content to make equivalent embodiments with equivalent changes, as long as the changes do not depart from the technical solution of the present application. Any modification, change, equivalent change and modification of the above embodiments according to the technical essence of the present application are still within the scope of the technical solution of the present application.

Claims

1. A posture sensor, characterized by, The base and the protective cover are included; The front of the base is provided with an annular boss, forming a containing cavity containing electronic components; The protective cover is in the shape of a spherical arc and covers the annular boss, and the protective cover is fixed with the base.

2. The attitude sensor according to claim 1, further comprising an elastic rubber ring, wherein the front of the base is further provided with an annular groove outside the annular boss, the protective cover and the annular groove are connected through screws, and the elastic rubber ring is located in the annular groove and abuts against the edge of the protective cover.

3. The attitude sensor according to claim 2, wherein the protective cover is further provided with heat dissipation holes.

4. The attitude sensor according to claim 3, wherein the protective cover and the annular boss are further provided with a filter cloth.

5. The attitude sensor according to any one of claims 1-4, wherein the protective cover is further uniformly provided with a plurality of connecting holes for the screws to pass through in the circumferential direction. The connecting holes are counterbores. The outer edge of the base is further provided with a connecting lug. The base is in the shape of a disc. The width of the annular groove is greater than that of the elastic rubber ring.

6. A posture sensor according to claim 5, wherein The protective cover and the base are made of ABS engineering plastic.

7. A posture sensor according to any of claims 1-4 or 6, characterized in that ​ 8. A posture sensor according to any of claims 1-4 or 6, characterized in that ​ 9. The attitude sensor of claim 2, wherein, ​ 10. A posture sensor according to any one of claims 1-4, 6 or 9, characterized in that ​

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