阅读说明：本技术 一种具有清除水雾功能穿戴式导航设备 (Wearable navigation equipment with water mist removing function ) 是由 方彐云 于 2019-10-08 设计创作，主要内容包括：本发明涉及一种具有清除水雾功能穿戴式导航设备,包括连接箱、两个镜框和两个镜架,所述连接箱的形状为长方体,所述连接箱位于两个镜框之间,所述连接箱与镜框之间设有间隙且固定连接,两个镜框内均设有镜片,所述镜架与镜框一一对应,所述镜架安装在镜框的远离连接箱的一侧,所述连接箱内设有导航系统,所述连接箱内设有提示机构和除雾机构,所述提示机构包括驱动电机、第一丝杆、滑块、滚轮、调节组件和两个触发组件,该具有清除水雾功能穿戴式导航设备通过提示机构提高导航信息传递的可靠性,避免雨水滴落声音过大而导致使用者无法完全接收到导航信息,不仅如此,还通过除雾机构实现了清除镜片上水雾的功能。(The invention relates to wearable navigation equipment with a water mist removing function, which comprises a connecting box, two mirror frames and two mirror frames, wherein the connecting box is in a cuboid shape, the connecting box is positioned between the two mirror frames, a gap is arranged between the connecting box and the mirror frames, the two mirror frames are fixedly connected, the two mirror frames are respectively provided with a lens, the mirror frames and the mirror frames are in one-to-one correspondence, the mirror frames are arranged on one sides of the mirror frames, which are far away from the connecting box, a navigation system is arranged in the connecting box, a prompting mechanism and a defogging mechanism are arranged in the connecting box, the prompting mechanism comprises a driving motor, a first screw rod, a sliding block, a roller, an adjusting component and two trigger components, the wearable navigation equipment with the water mist removing function improves the reliability of navigation information transmission through the prompting mechanism, avoids the phenomenon that a user cannot completely, moreover, the function of removing water mist on the lens is realized through the defogging mechanism.)

1. The wearable navigation equipment with the water mist removing function comprises a connecting box (1), two mirror frames (2) and two mirror frames (3), wherein the connecting box (1) is cuboid in shape, the connecting box (1) is located between the two mirror frames (2), a gap and fixed connection are arranged between the connecting box (1) and the mirror frames (2), lenses (4) are arranged in the two mirror frames (2), the mirror frames (3) are in one-to-one correspondence with the mirror frames (2), the mirror frames (3) are installed on one side, far away from the connecting box (1), of the mirror frames (2), and a navigation system is arranged in the connecting box (1), and the wearable navigation equipment is characterized in that a prompting mechanism and a defogging mechanism are arranged in the connecting box (1);

the prompting mechanism comprises a driving motor (5), a first screw rod (6), a sliding block (7), a roller (8), an adjusting component and two trigger components, the axis of the first screw rod (6) is vertical to the plane of one side of the connecting box (1) close to the mirror frame (2), the driving motor (5) is fixed on the inner wall of the connecting box (1), the driving motor (5) is in transmission connection with one end of the first screw rod (6), the sliding block (7) is sleeved on the first screw rod (6), the joint of the sliding block (7) and the first screw rod (6) is provided with a thread matched with the first screw rod (6), the roller (8) is fixed at the bottom of the sliding block (7), the trigger component is positioned at one side of the first screw rod (6) close to the roller (8), the roller (8) is positioned between the two trigger components, and the adjusting component is arranged on one side of the sliding block (7) far away from the roller (8);

the trigger assembly comprises a push plate (9), a first contact switch (10), two signal lamps (11) and two reset units, the push plate (9) is parallel to the bottom of the connecting box (1), the first contact switch (10) is arranged on one side, far away from the first lead screw (6), of the push plate (9), a gap is formed between the bottoms of the first contact switch (10) in the pipe connecting box (1), the distance between one side, close to the first lead screw (6), of the push plate (9) and the bottom in the connecting box (1) is larger than the distance between the bottoms in the roller (8) and the connecting box (1) and smaller than the distance between the axis of the roller (8) and the bottom in the connecting box (1), the signal lamps (11) are in one-to-one correspondence with the mirror frames (2), the signal lamps (11) are arranged on the mirror frames (2), and the reset units are uniformly arranged on one side, provided with the first contact switch (10), of the push plate (9), the reset unit drives the push plate (9) to move towards the direction close to the first screw rod (6) along the direction vertical to the push plate (9);

the adjusting assembly comprises a sliding plate (12), a fixing rod (13) and two coils (14), the fixing rod (13) is parallel to the first screw rod (6), the sliding plate (12) is fixed on the sliding block (7), the sliding plate (12) abuts against the middle end of the fixing rod (13), the sliding plate (12) is located between the two coils (14), the coils (14) are wound on the fixing rod (13), and the fixing rod (13) is fixedly connected with the inner wall of the connecting box (1);

the demisting mechanism comprises a power assembly and two demisting assemblies, the power assembly comprises a ball screw bearing (15) and a second screw (16), the second screw rod (16) is parallel to the first screw rod (6), an external thread is arranged on the second screw rod (16), the inner ring of the ball screw bearing (15) is provided with an internal thread which is matched with the external thread, the inner ring of the ball screw bearing (15) is arranged on the second screw rod (16), the slide block (7) is provided with a mounting hole, the mounting hole is coaxial with the second screw rod (16), the outer diameter of the ball screw bearing (15) is equal to the bore diameter of the mounting hole, the ball screw bearing (15) penetrates through the mounting hole, the outer ring of the ball screw bearing (15) is fixedly connected with the inner wall of the mounting hole, and the two demisting assemblies are respectively arranged at two ends of the second screw rod (16);

defogging subassembly includes axis of rotation (17), connection bearing (18), flabellum (19) and air vent, the air vent sets up the one side that is close to picture frame (2) in connecting box (1), through-hole and axis of rotation (17) all with the coaxial setting of second lead screw (16), flabellum (19) are located the air vent, the one end of axis of rotation (17) is fixed on second lead screw (16), the other end at axis of rotation (17) is installed in flabellum (19), the inner circle of connection bearing (18) is installed on axis of rotation (17), the outer lane of connection bearing (18) is fixed on the inner wall of connecting box (1).

2. The wearable navigation device with the water mist removing function according to claim 1, wherein a second contact switch (20) is arranged in the main body, the second contact switch (20) is located between the two push plates (9), the second contact switch (20) is arranged on one side of the roller (8) far away from the sliding block (7), the second contact switch (20) abuts against the roller (8), the second contact switch (20) is fixed on the inner wall of the connecting box (1), and the drive motor (5) and the second contact switch (20) are electrically connected with the PLC.

3. The wearable navigation device with water mist removing function of claim 1, the reset unit comprises a spring (21), a connecting rod (22), a limit block (23) and a connecting hole, the connecting rod (22) is vertical to the push plate (9), the connecting hole is arranged at the bottom of the connecting box (1), the connecting hole and the connecting rod (22) are coaxially arranged, the diameter of the connecting rod (22) is equal to the aperture of the connecting hole, the connecting rod (22) penetrates through the connecting hole, the connecting rod (22) is connected with the inner wall of the connecting hole in a sliding and sealing way, one end of the connecting rod (22) is fixed on the push plate (9), the limiting block (23) is fixed at the other end of the connecting rod (22), the limiting block (23) is abutted against the connecting box (1), and one side, far away from the first screw rod (6), of the push plate (9) is connected with the bottom in the connecting box (1) through a spring (21).

4. The wearable navigation device with the water mist removing function of claim 3, wherein the limiting block (23) is made of rubber.

5. The wearable navigation device with the water mist removing function of claim 3, wherein the connecting rod (22) is provided with a chamfer.

6. The wearable navigation device with the water mist removing function of claim 3, wherein the inner wall of the connecting hole is coated with sealing grease.

7. The wearable navigation device with the water mist removing function of claim 1, wherein the first screw rod (6) is coated with lubricating oil.

8. The wearable navigation device with water mist removing function according to claim 1, wherein the driving motor (5) is a servo motor.

9. The wearable navigation apparatus with water mist removing function according to claim 1, characterized in that a solar panel (24) is arranged on the top of the connection box (1).

10. The wearable navigation apparatus with water mist removing function according to claim 1, characterized in that the color of the connection box (1) is white.

Technical Field

The invention relates to the field of navigation equipment, in particular to wearable navigation equipment with a water mist removing function.

Background

The navigation equipment refers to navigation and guidance devices used in navigation, aviation, astronomy, hydrology, land transportation and other aspects, and terminal products thereof can be generally divided into: navigational, survey, time service, direction finding, and the like. Satellite navigation is commonly used in the major fields of geographic data acquisition, mapping, vehicle monitoring and scheduling and navigation services, aviation and navigation, military, time and synchronization, mechanical control, mass consumption applications, and the like.

Navigation glasses are navigation equipment, and current navigation glasses are in the use period, if the user is riding the bicycle and is traveling in the rain, because current navigation glasses mostly pass through sound transmission navigation information, and the rainwater drippage can produce great sound, can influence the user and receive pronunciation navigation information, has reduced the practicality, moreover, the easy condensation water smoke on the current navigation glasses lens can reduce the definition of lens, influences the user and normally observes the surrounding situation.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, the wearable navigation equipment with the water mist removing function is provided.

The technical scheme adopted by the invention for solving the technical problems is as follows: a wearable navigation device with a water mist removing function comprises a connecting box, two mirror frames and two mirror frames, wherein the connecting box is in a cuboid shape, the connecting box is located between the two mirror frames, a gap is formed between the connecting box and the mirror frames, the two mirror frames are fixedly connected, lenses are arranged in the two mirror frames, the mirror frames are in one-to-one correspondence with the mirror frames, the mirror frames are installed on one sides, away from the connecting box, of the mirror frames, a navigation system is arranged in the connecting box, and a prompting mechanism and a defogging mechanism are arranged in the connecting box;

the prompting mechanism comprises a driving motor, a first lead screw, a sliding block, a roller, an adjusting assembly and two triggering assemblies, wherein the axis of the first lead screw is perpendicular to the plane of one side, close to the picture frame, of the connecting box;

the trigger assembly comprises a push plate, a first contact switch, two signal lamps and two reset units, the push plate is parallel to the bottom of the connecting box, the first contact switch is arranged on one side of the push plate, which is far away from the first lead screw, a gap is arranged between the bottom in the connecting box and the first contact switch tube, the distance between one side of the push plate, which is close to the first lead screw, and the bottom in the connecting box is larger than the distance between the roller and the bottom in the connecting box and smaller than the distance between the axis of the roller and the bottom in the connecting box, the signal lamps are in one-to-one correspondence with the mirror frames, the signal lamps are arranged on the mirror frames, the reset units are uniformly arranged on one side of the push plate, which is provided with the first contact switch, and the reset units drive the push plate to move towards;

the adjusting assembly comprises a sliding plate, a fixed rod and two coils, the fixed rod is parallel to the first screw rod, the sliding plate is fixed on the sliding block, the sliding plate is abutted against the middle end of the fixed rod, the sliding plate is located between the two coils, the coils are wound on the fixed rod, and the fixed rod is fixedly connected with the inner wall of the connecting box;

the demisting mechanism comprises a power assembly and two demisting assemblies, the power assembly comprises a ball screw bearing and a second screw rod, the second screw rod is parallel to the first screw rod, an external thread is arranged on the second screw rod, an internal thread is arranged on an inner ring of the ball screw bearing, the internal thread is matched with the external thread, the inner ring of the ball screw bearing is arranged on the second screw rod, a mounting hole is arranged on the slider, the mounting hole and the second screw rod are coaxially arranged, the outer diameter of the ball screw bearing is equal to the aperture of the mounting hole, the ball screw bearing penetrates through the mounting hole, the outer ring of the ball screw bearing is fixedly connected with the inner wall of the mounting hole, and the two demisting assemblies are respectively arranged at two ends of the second screw rod;

the defogging subassembly includes axis of rotation, connection bearing, flabellum and air vent, the air vent sets up the one side that is close to the picture frame at the connecting box, through-hole and axis of rotation all set up with the second lead screw is coaxial, the flabellum is located the air vent, the one end of axis of rotation is fixed on the second lead screw, the other end at the axis of rotation is installed to the flabellum, the inner circle of connection bearing is installed in the axis of rotation, the outer lane of connection bearing is fixed on the inner wall of connecting box.

Preferably, in order to improve degree of automation, be equipped with second contact switch in the main part, second contact switch is located between two push pedals, second contact switch sets up the one side of keeping away from the slider at the gyro wheel, second contact switch supports with the gyro wheel and leans on, second contact switch fixes on the inner wall of connecting box, PLC in the main part, driving motor and second contact switch all are connected with PLC electricity.

As preferred, in order to realize the reseing of push pedal, the unit that resets includes spring, connecting rod, stopper and connecting hole, the connecting rod is perpendicular with the push pedal, the connecting hole sets up the bottom at the connecting box, the connecting hole sets up with the connecting rod is coaxial, the diameter of connecting rod equals with the aperture of connecting hole, the connecting rod passes the connecting hole, the connecting rod slides and sealing connection with the inner wall of connecting hole, the one end of connecting rod is fixed in the push pedal, the other end at the connecting rod is fixed to the stopper, the stopper supports with the connecting box and leans on, one side of keeping away from first lead screw of push pedal is passed through the spring and is connected with the bottom in the.

Preferably, in order to achieve the effects of buffering and vibration reduction, the limiting block is made of rubber.

Preferably, in order to facilitate the installation of the connecting rod, the connecting rod is provided with a chamfer.

Preferably, in order to reduce a gap between the connection rod and an inner wall of the connection hole, the inner wall of the connection hole is coated with a sealing grease.

Preferably, in order to reduce the friction between the first screw and the slider, the first screw is coated with a lubricating oil.

Preferably, the drive motor is a servo motor in order to increase the drive force of the drive motor.

Preferably, the top of the connecting box is provided with a solar panel for saving energy.

Preferably, the connecting box is white in color in order to reduce the influence of light on the temperature inside the connecting box.

The wearable navigation equipment with the water mist removing function has the advantages that the prompting mechanism improves the reliability of navigation information transmission, the problem that a user cannot completely receive navigation information due to overlarge rainwater dropping sound is avoided, compared with the existing prompting mechanism, the prompting mechanism enables the brightness of a signal lamp to be increased along with the reduction of the distance between the user and a turning place, a certain distance measuring function is achieved, the prompting effect is higher, the function of removing the water mist on a lens is achieved through the defogging mechanism, compared with the existing defogging mechanism, the defogging mechanism also achieves the function of heat dissipation in the connecting box, and the practicability is higher.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural diagram of a wearable navigation device with a water mist removing function according to the invention;

FIG. 2 is a schematic diagram of the internal structure of the connecting box of the wearable navigation device with water mist removing function according to the invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is an enlarged view of portion B of FIG. 2;

in the figure: 1. the solar energy mirror comprises a connecting box, a mirror frame, a lens, a driving motor, a first screw rod, a sliding block, a roller, a push plate, a first contact switch, a signal lamp, a sliding plate, a fixed rod, a coil, a ball screw bearing, a second screw rod, a rotating shaft, a connecting bearing, a fan blade, a second contact switch, a spring, a connecting rod, a limiting block and a solar panel, wherein the connecting box comprises 2 parts of the mirror frame, 3 parts of the mirror frame, 4 parts of the lens, 5 parts of the driving motor, 6 parts of the first screw rod, 7 parts.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.

As shown in fig. 1, a wearable navigation device with a water mist removing function comprises a connecting box 1, two mirror frames 2 and two mirror frames 3, wherein the connecting box 1 is rectangular, the connecting box 1 is located between the two mirror frames 2, a gap is formed between the connecting box 1 and the mirror frames 2, the mirror frames 2 are fixedly connected with each other, lenses 4 are arranged in the two mirror frames 2, the mirror frames 3 correspond to the mirror frames 2 one by one, the mirror frames 3 are mounted on one side of the mirror frames 2, which is far away from the connecting box 1, a navigation system is arranged in the connecting box 1, and a prompting mechanism and a defogging mechanism are arranged in the connecting box 1;

the equipment is worn on the head of a user through the spectacle frame 3, navigation information is transmitted to the user through sound through the navigation system to realize navigation, here, the lifting mechanism is arranged to improve the reliability of the transmission of the navigation information, and the demisting mechanism is arranged to clear water mist on the lens 4.

As shown in fig. 2-3, the prompting mechanism includes a driving motor 5, a first lead screw 6, a slider 7, a roller 8, an adjusting assembly and two trigger assemblies, an axis of the first lead screw 6 is perpendicular to a plane where one side of the connecting box 1 close to the mirror frame 2 is located, the driving motor 5 is fixed on an inner wall of the connecting box 1, the driving motor 5 is in transmission connection with one end of the first lead screw 6, the slider 7 is sleeved on the first lead screw 6, a screw thread matched with the first lead screw 6 is arranged at a joint of the slider 7 and the first lead screw 6, the roller 8 is fixed at the bottom of the slider 7, the trigger assemblies are located on one side of the first lead screw 6 close to the roller 8, the roller 8 is located between the two trigger assemblies, and the adjusting assembly is arranged on one side of the slider 7 away from the roller 8;

the trigger assembly comprises a push plate 9, a first contact switch 10, two signal lamps 11 and two reset units, the push plate 9 is parallel to the bottom of the connecting box 1, the first contact switch 10 is arranged on one side of the push plate 9 far away from the first screw rod 6, a gap is arranged between the bottom of the first contact switch 10 in the connecting box 1, the distance between one side of the push plate 9 close to the first screw rod 6 and the inner bottom of the connecting box 1 is larger than the distance between the roller 8 and the inner bottom of the connecting box 1 and smaller than the distance between the axis of the roller 8 and the inner bottom of the connecting box 1, the signal lamps 11 correspond to the lens frames 2 one by one, the signal lamps 11 are arranged on the lens frames 2, the reset units are uniformly arranged on one side of the push plate 9, which is provided with the first contact switch 10, and the reset units drive the push plate 9 to move towards the direction close to the first screw rod 6 along the direction vertical to the push plate 9;

the adjusting assembly comprises a sliding plate 12, a fixed rod 13 and two coils 14, the fixed rod 13 is parallel to the first screw rod 6, the sliding plate 12 is fixed on the sliding block 7, the sliding plate 12 abuts against the middle end of the fixed rod 13, the sliding plate 12 is located between the two coils 14, the coils 14 are wound on the fixed rod 13, and the fixed rod 13 is fixedly connected with the inner wall of the connecting box 1;

when a user needs to change the riding direction, the driving motor 5 operates to rotate the first lead screw 6, so that the sliding block 7 moves on the first lead screw 6 towards the changing direction, the roller 8 extrudes the push plate 9, the push plate 9 drives the first contact switch 10 to move towards the direction far away from the first lead screw 6, the first contact switch 10 is abutted against the bottom in the connecting box 1, the sliding plate 12 is abutted against the coil 14 close to the steering direction, at the moment, the signal lamp 11 on the lens frame 2 close to the steering direction forms a loop and is lightened, so that a prompt effect is achieved, meanwhile, the distance between the user and the steering place is smaller through the riding of the user, at the moment, the sliding plate 12 slides on the coil 14 through the continuous operation of the driving motor 5, wherein the combination of the coil 14 and the sliding plate 12 actually achieves the effect of sliding rheostat, so that the brightness of the signal lamp 11 is gradually increased, make the user be convenient for more the position that the accuse turned to, after turning to finishing, make slider 7 reset through driving motor 5 to make slider 7 and coil 14 part, make gyro wheel 8 and push pedal 9 separation simultaneously, push pedal 9 realizes resetting under the effect of the unit that resets, even the bottom separation in first contact switch 10 and the connecting box 1 makes signal lamp 11 realize opening a way, even signal lamp 11 extinguishes.

As shown in fig. 4, the defogging mechanism includes a power assembly and two defogging assemblies, the power assembly includes a ball screw bearing 15 and a second screw 16, the second screw 16 is parallel to the first screw 6, the second screw 16 is provided with an external thread, an internal thread is provided on an inner ring of the ball screw bearing 15, the internal thread is matched with the external thread, the inner ring of the ball screw bearing 15 is installed on the second screw 16, the slider 7 is provided with an installation hole, the installation hole is coaxially arranged with the second screw 16, the outer diameter of the ball screw bearing 15 is equal to the aperture of the installation hole, the ball screw bearing 15 passes through the installation hole, the outer ring of the ball screw bearing 15 is fixedly connected with the inner wall of the installation hole, and the two defogging assemblies are respectively arranged at two ends of the second screw 16;

defogging subassembly includes axis of rotation 17, connection bearing 18, flabellum 19 and air vent, the air vent sets up in one side of connecting box 1 that is close to picture frame 2, through-hole and axis of rotation 17 all with the coaxial setting of second lead screw 16, flabellum 19 is located the air vent, the one end of axis of rotation 17 is fixed on second lead screw 16, the other end at axis of rotation 17 is installed to flabellum 19, the inner circle of connection bearing 18 is installed on axis of rotation 17, the outer lane of connection bearing 18 is fixed on the inner wall of connecting box 1.

The removal of slider 7 drives ball bearing 15 and moves on second lead screw 16, because of ball bearing 15 is turning round rotary motion into linear motion, or turning round rotary motion's bearing with linear motion, thereby make second lead screw 16 realize rotating, and drive axis of rotation 17 and drive flabellum 19 rotation under the supporting role of connection bearing 18, the rotation through flabellum 19 makes the air in connecting box 1 realize directional flow, and will make the air blow to lens 4, accelerate the evaporation rate of water smoke on lens 4, the function of cleaing away water smoke has been played, and simultaneously, can also pass through the air escape with the heat in the connecting box 1, radiating function has been played, here, second lead screw 16 has still played the effect of direction, avoid slider 7 to rotate round the axis of first lead screw 6.

Preferably, in order to improve the degree of automation, a second contact switch 20 is arranged in the main body, the second contact switch 20 is located between the two push plates 9, the second contact switch 20 is arranged on one side of the roller 8, which is far away from the slider 7, the second contact switch 20 abuts against the roller 8, the second contact switch 20 is fixed on the inner wall of the connecting box 1, and the driving motor 5 and the second contact switch 20 are both electrically connected with the PLC.

A PLC, i.e. a programmable logic controller, which adopts a programmable memory for storing a program therein, executes instructions facing a user, such as logic operation, sequence control, timing, counting, arithmetic operation, etc., and controls various types of machines or production processes by digital or analog input and output, and is essentially a computer dedicated for industrial control, the hardware structure of which is basically the same as that of a microcomputer, and is generally used for data processing and instruction receiving and output for central control, actually, a navigation system is electrically connected with the PLC, and transmits navigation information in a wire system to the PLC to control the driving motor 5 to operate, when steering is completed, the PLC controls the driving motor 5 to reset the slider 7, when the roller 8 abuts against the first contact switch 10, the first contact switch 10 sends a signal to the PLC to control the driving motor 5 to stop operating, the automation degree is improved.

As preferred, in order to realize the reseing of push pedal 9, the unit that resets includes spring 21, connecting rod 22, stopper 23 and connecting hole, connecting rod 22 is perpendicular with push pedal 9, the connecting hole sets up the bottom at connecting box 1, the connecting hole sets up with the connecting rod 22 is coaxial, the diameter of connecting rod 22 equals with the aperture of connecting hole, connecting rod 22 passes the connecting hole, connecting rod 22 slides and sealing connection with the inner wall of connecting hole, the one end of connecting rod 22 is fixed on push pedal 9, the other end at connecting rod 22 is fixed to stopper 23, stopper 23 supports with connecting box 1 and leans on, one side of keeping away from first lead screw 6 of push pedal 9 is passed through spring 21 and is connected with the bottom in the connecting box 1.

When the gyro wheel 8 promoted push pedal 9 and moves towards keeping away from 6 directions of first lead screw, make the compression of spring 21 to make connecting rod 22 drive stopper 23 and push pedal 9 synchronous motion, when gyro wheel 8 separates with push pedal 9, make push pedal 9 reset under spring 21's elastic action, and make stopper 23 and connecting box 1 support and lean on, realized the function that push pedal 9 resets.

Preferably, in order to achieve the effects of buffering and vibration reduction, the material of the limiting block 23 is rubber.

The rubber texture is comparatively soft, can reduce stopper 23 and connecting box 1 and support the impact force when leaning on, has played the effect of buffering and damping.

Preferably, the connecting rod 22 is chamfered to facilitate mounting of the connecting rod 22.

The chamfer serves to reduce the diameter of the connecting rod 22 as it passes through the attachment hole, providing an easy to install effect.

Preferably, in order to reduce the gap between the connection rod 22 and the inner wall of the connection hole, the inner wall of the connection hole is coated with sealing grease.

The sealing grease is used for reducing the gap between the connecting rod 22 and the inner wall of the connecting hole, improving the sealing performance and avoiding the phenomenon that air is discharged from the connecting hole and cannot act on the lens 4.

Preferably, in order to reduce the friction between the first lead screw 6 and the slider 7, the first lead screw 6 is coated with a lubricating oil.

The lubricating oil is used for reducing the friction force between the first screw rod 6 and the sliding block 7 and improving the moving fluency of the sliding block 7.

Preferably, the driving motor 5 is a servo motor in order to increase the driving force of the driving motor 5.

The servo motor has a characteristic of strong overload capability, so that the driving force of the driving motor 5 can be improved.

Preferably, a solar panel 24 is arranged on the top of the connection box 1 for saving energy.

The solar panel 24 can absorb light to realize photovoltaic power generation, and the generated energy provides the equipment for operation, so that the energy-saving effect is achieved.

Preferably, the connecting box 1 is white in color in order to reduce the influence of light on the temperature inside the connecting box 1.

White color absorbs less light, and the influence of light on the temperature in the junction box 1 can be reduced.

This equipment is during the use, when needs turn to, transmit navigation information to the user through sound, simultaneously, still make the signal lamp 11 electricity of relevant position light, and, reduce along with user and the distance that turns to between the place, make the luminance increase of signal lamp 11, extinguish after turning to and finishing, simultaneously, turn to the in-process, the rotation through drive flabellum 19 makes the air in the connecting box 1 realize directional flow, and will make the air blow to lens 4, accelerate the evaporation rate of water smoke on lens 4, played the function of cleaing away water smoke.

Compared with the prior art, this have and clear away water smoke function wearable navigation equipment improves the reliability of navigation information transmission through suggestion mechanism, avoid rainwater drippage sound too big and lead to the user can't receive navigation information completely, compare with current suggestion mechanism, this suggestion mechanism reduces along with the user and the distance that turns to between the place, make the luminance increase of signal lamp 11, certain range finding function has been played, the prompt effect is higher, moreover, still realize the function of cleaing away water smoke on lens 4 through defogging mechanism, compare with current defogging mechanism, this defogging mechanism has still played radiating function in the connecting box 1, the practicality is stronger.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.