Navigation cap for blind person

Abstract

The utility model discloses a navigation cap for the blind, and belongs to the technical field of blind guiding. A blind person navigation cap comprises a cap body and further comprises a battery box fixedly arranged at the top of the cap body, and a lithium battery is fixedly arranged in the battery box; the mounting seat is rotatably arranged at the top of the battery box, a solar panel is arranged on the mounting seat, a servo motor used for driving the mounting seat to rotate is arranged in the battery box, a sun tracker is fixedly arranged in the battery box, and the servo motor is electrically connected with the sun tracker; according to the utility model, the solar panel is arranged on the battery box to charge the lithium battery, so that the volume of the lithium battery can be reduced when the daily use requirement is met, the weight can be reduced, and the wearing experience is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of blind guide technology, in particular to a navigation cap for the blind. Background Art

[0002] With the development of social progress, various public facilities are constantly being improved to meet people's needs. However, due to their own disadvantages, it is inconvenient for blind people to travel. Blind people usually use crutches when traveling, and use the crutches to judge whether there are obstacles around them, but this method has a low accuracy rate. In addition, the detection range of this method is small. Blind people can only detect the road conditions with crutches, and cannot obtain other road conditions information on the road, so the blind people's travel is not safe.

[0003] In the prior art, visually impaired people often wear a smart navigation cap for the blind when traveling. The smart navigation cap for the blind generally includes a cap body, a distance measuring sensor, a main control circuit board, and a voice reminder device. However, during use, since a battery is added to the cap and in order to increase the battery life, the battery is usually large, resulting in increased weight and affecting the wearing experience. Utility Model Content

[0004] The utility model aims to provide a navigation cap for the blind in order to solve the problem in the prior art that in order to increase the battery life, the battery is large, resulting in increased weight and affecting the wearing experience.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A navigation cap for the blind comprises a cap body, and also comprises: a battery box fixedly arranged on the top of the cap body, wherein a lithium battery is fixedly arranged in the battery box; a mounting base rotatably arranged on the top of the battery box, wherein a solar panel for charging the lithium battery is arranged on the mounting base, wherein a servo motor for driving the mounting base to rotate is arranged in the battery box, and a solar tracker is fixedly arranged in the battery box, wherein the servo motor is electrically connected to the solar tracker.

[0007] In order to store the solar panel and facilitate its rotation, preferably, a storage groove is opened on the top of the mounting seat, a rotating shaft is fixedly provided at one end of the solar panel, the rotating shaft is rotatably set in the storage groove, and a limit assembly for limiting the rotation of the solar panel is provided in the mounting seat.

[0008] In order to facilitate limiting the solar panel to its current position after adjustment, the limit assembly further includes a limit shaft fixedly arranged on the rotating shaft, a plurality of slots are provided on the limit shaft, and an insertion rod is slidably arranged in the mounting seat, and one end of the insertion rod is plugged into and connected with the slot.

[0009] In order to further improve the limiting effect, a guide groove is further opened in the mounting seat, a limit plate is slidably arranged in the guide groove, the other end of the insertion rod is fixedly connected to the limit plate, and a pull rod is fixedly arranged on the limit plate, a spring is sleeved on the pull rod, and both ends of the spring are respectively against the limit plate and the guide groove.

[0010] Preferably, heat dissipation holes are evenly arranged on the outer wall of the battery box, and a heat insulation plate is fixedly arranged on the inner bottom of the battery box.

[0011] Preferably, a reinforcing layer with a semicircular cross-section is fixedly provided on the top of the hat body, and the reinforcing layer is made of a steel wire braided layer.

[0012] Compared with the prior art, the utility model provides a navigation cap for the blind, which has the following beneficial effects:

[0013] 1. The navigation cap for the blind can reduce the volume of lithium batteries while meeting daily use needs by setting solar panels on the battery box to charge the lithium batteries, thereby reducing weight and improving wearing experience;

[0014] 2. The navigation cap for the blind can make the solar panel automatically follow the movement of the sun by rotating the mounting base on the battery box and using the solar tracker and servo motor to obtain the best lighting effect and improve the efficiency of solar panel charging. The solar panel can be rotated and set in the storage slot. On the one hand, it is convenient to store the solar panel, reduce the occupied space and improve the protection effect. On the other hand, the inclination angle of the solar panel can be adjusted according to the season to further improve the charging efficiency.

[0015] The parts not involved in the device are the same as the existing technology or can be implemented by using the existing technology. The utility model arranges a solar panel on the battery box to charge the lithium battery, which can reduce the volume of the lithium battery while meeting the daily use needs, thereby reducing the weight and improving the wearing experience. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a structural schematic diagram of a navigation cap for the blind proposed by the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of a solar panel for a navigation cap for the blind proposed in the utility model;

[0018] Figure 3 This is a cross-sectional view of a navigation cap for the blind proposed by the utility model;

[0019] Figure 4 This is a structural schematic diagram of a battery box for a navigation cap for the blind proposed by the utility model;

[0020] Figure 5A navigation cap for the blind proposed by the utility model Figure 4 Enlarged view of part A.

[0021] In the figure: 1. hat body; 101. reinforcement layer; 2. battery box; 201. heat dissipation hole; 202. heat insulation board; 3. mounting seat; 301. rotating block; 302. storage slot; 303. guide slot; 4. solar panel; 401. limit axis; 402. slot; 5. plug rod. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0023] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0024] Example:

[0025] Reference Figure 1-Figure 5 A navigation cap for the blind comprises a cap body 1 on which a distance measuring sensor, a main control circuit board and a voice reminder device are arranged. It also includes: a battery box 2 is fixedly arranged on the top of the hat body 1, a lithium battery is fixedly arranged in the battery box 2, the lithium battery is preferably rechargeable, and a charging interface for charging the lithium battery is fixedly arranged on the battery box 2; a mounting seat 3 is rotatably arranged on the top of the battery box 2, a rotating block 301 is fixedly arranged at the bottom of the mounting seat 3, the rotating block 301 is rotatably arranged in the battery box 2, on the one hand, it can ensure that the mounting seat 3 rotates reliably, and on the other hand, it can prevent the mounting seat 3 from falling off from the battery box 2 and affecting normal use; a solar panel 4 for charging the lithium battery is arranged on the mounting seat 3, a servo motor for driving the mounting seat 3 to rotate is arranged in the battery box 2, and a solar tracker is fixedly arranged in the battery box 2, the solar tracker is a prior art, under the joint action of the solar tracker and the servo motor, when the solar panel 4 is unfolded, the solar panel 4 can automatically follow the movement of the sun to obtain the best lighting effect, improve the charging efficiency of the solar panel 4, and the servo motor is electrically connected to the solar tracker.

[0026] During use, by setting a solar panel 4 on the battery box 2 to charge the lithium battery, the volume of the lithium battery can be reduced while meeting daily use needs, thereby reducing weight and improving the wearing experience; by rotating the mounting base 3 on the battery box 2, using a solar tracker and a servo motor, the solar panel 4 can automatically follow the movement of the sun to obtain the best lighting effect, thereby improving the charging efficiency of the solar panel 4, and rotating the solar panel 4 in the storage slot 302, on the one hand, it is convenient to store the solar panel 4, reduce the occupied space, and improve the protection effect, and on the other hand, the inclination angle of the solar panel 4 can be adjusted according to the season to further improve the charging efficiency.

[0027] Reference Figure 2-Figure 5 A storage groove 302 is provided on the top of the mounting base 3, and a rotating shaft is fixedly provided at one end of the solar panel 4, and the rotating shaft is rotatably provided in the storage groove 302, and a limiting component for limiting the rotation of the solar panel 4 is provided in the mounting base 3. When in use, the storage groove 302 is provided on the mounting base 3, and a rotating shaft is fixedly provided on one end of the solar panel 4, so that it is convenient to store it in the storage groove 302, which can reduce the space occupied by the solar panel 4, and can also improve the protection effect of the solar panel 4 and the service life. Moreover, through the limiting component, not only the inclination angle of the solar panel 4 can be adjusted, but also the solar panel 4 can be fixed in the current position after the adjustment is completed, thereby improving the use effect.

[0028] Reference Figure 5 The limit assembly can use screws, buckles or pins to limit the rotation of the solar panel 4. Here, we design the limit assembly as follows: a limit shaft 401 is fixedly set on the rotating shaft, and multiple groups of slots 402 are opened on the limit shaft 401. The slots 402 are provided with two to ten groups, preferably five groups, and the angle between the two farthest groups is 90 degrees. A plug rod 5 is slidably set in the mounting seat 3, and one end of the plug rod 5 is plugged into the slot 402. When in use, the rotation of the solar panel 4 can be limited by plugging the plug rod 5 into the corresponding slot 402, thereby improving the use effect.

[0029] Reference Figure 5A guide groove 303 is provided in the mounting seat 3, and a limit plate is slidably arranged in the guide groove 303, and the other end of the plug rod 5 is fixedly connected to the limit plate, and a pull rod is fixedly arranged on the limit plate, and a spring is sleeved on the pull rod, and the two ends of the spring are respectively against the limit plate and the guide groove 303. When in use, the limit plate and the plug rod 5 can be slid away from the slot 402 by pulling the pull rod. At this time, the inclination angle of the solar panel 4 can be adjusted. After the adjustment is completed, the pull on the pull rod is released. Under the elastic force of the spring, the plug rod 5 is plugged and connected with the slot 402 at the current position, so that the solar panel 4 is fixed, and under the elastic force of the spring, the plug rod 5 can always be plugged and connected with the slot 402 without external force, thereby improving the use effect.

[0030] Reference Figure 4 Heat dissipation holes 201 are evenly arranged on the outer wall of the battery box 2, and a heat insulation plate 202 is fixedly arranged at the bottom of the battery box 2. When in use, the heat dissipation holes 201 are arranged to facilitate the heat dissipation of the lithium battery and improve the performance. In addition, the heat insulation plate 202 is fixedly arranged in the battery box 2, which can reduce the heat radiation to the hat body 1 and improve the use effect.

[0031] Reference Figure 3 and Figure 4 A reinforcing layer 101 with a semicircular cross-section is fixedly arranged on the inner top of the hat body 1, and the material of the reinforcing layer 101 is preferably a steel wire braided layer. When in use, by fixing the reinforcing layer 101 inside the hat body 1, the hat body 1 can have a certain degree of softness while improving the supporting effect of the hat body 1, and the weight of the lithium battery, battery box 2, mounting seat 3 and solar panel 4 can be evenly distributed to avoid weight concentration and improve the wearing experience.

[0032] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A navigation cap for the blind, comprising a cap body (1), characterized in that: Also includes: A battery box (2) fixedly arranged on the top of the hat body (1), wherein a lithium battery is fixedly arranged in the battery box (2); A mounting seat (3) is rotatably arranged on the top of the battery box (2), a solar panel (4) for charging the lithium battery being arranged on the mounting seat (3), a servo motor for driving the mounting seat (3) to rotate being arranged in the battery box (2), and a solar tracker being fixedly arranged in the battery box (2), and the servo motor being electrically connected to the solar tracker.

2. A navigation cap for the blind according to claim 1, characterized in that: A receiving groove (302) is provided on the top of the mounting seat (3), a rotating shaft is fixedly provided at one end of the solar panel (4), the rotating shaft is rotatably arranged in the receiving groove (302), and a limiting component for limiting the rotation of the solar panel (4) is arranged in the mounting seat (3).

3. A navigation cap for the blind according to claim 2, characterized in that: The limiting assembly comprises a limiting shaft (401) fixedly arranged on the rotating shaft, a plurality of slots (402) are provided on the limiting shaft (401), an insertion rod (5) is slidably arranged in the mounting seat (3), and one end of the insertion rod (5) is plugged and connected to the slot (402).

4. A navigation cap for the blind according to claim 3, characterized in that: A guide groove (303) is provided in the mounting seat (3), a limit plate is slidably arranged in the guide groove (303), the other end of the insertion rod (5) is fixedly connected to the limit plate, and a pull rod is fixedly arranged on the limit plate, a spring is sleeved on the pull rod, and the two ends of the spring are respectively against the limit plate and the guide groove (303).

5. The navigation cap for the blind according to claim 1, characterized in that: Heat dissipation holes (201) are evenly arranged on the outer wall of the battery box (2), and a heat insulation board (202) is fixedly arranged on the inner bottom of the battery box (2).

6. A navigation cap for the blind according to claim 1, characterized in that: A reinforcing layer (101) with a semicircular cross-section is fixedly arranged at the top of the hat body (1), and the reinforcing layer (101) is made of a steel wire braided layer.

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