CN110604391A

CN110604391A - Multifunctional schoolbag

Info

Publication number: CN110604391A
Application number: CN201910988933.9A
Authority: CN
Inventors: 蒋义保
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-17
Filing date: 2019-10-17
Publication date: 2019-12-24

Abstract

The invention discloses a multifunctional schoolbag, which comprises a schoolbag body, wherein a warning box is integrally formed on the front surface of the schoolbag body, a notch and an air inlet are respectively formed in the side wall and the end of the warning box, an air bag is fixedly arranged on the back surface of the schoolbag body, and the position of the air bag is positioned at the back surface of the schoolbag body, which is close to the lower end. By arranging the air bag, the power supply mechanism, the main gear, the auxiliary gear and the fluorescent powder, when students wear the schoolbag to walk, the air bag can intermittently discharge air to blow the back of a user, so that the schoolbag has a good ventilation and heat dissipation function, and meanwhile, the spiral coil can generate current to supply power to the lamp body to enable the lamp body to illuminate, so that the schoolbag has a warning function, the lamp shade can be driven to rotate, different parts of the lamp shade sequentially and alternately pass through the outer opening of the notch to generate rotating light effects with different colors, and the warning function of the schoolbag is more remarkable.

Description

Multifunctional schoolbag

Technical Field

The invention relates to the field of stationery, in particular to a multifunctional schoolbag.

Background

The schoolbag is indispensable stationery for students to study, is used for carrying books, pencil boxes and other stationery required by students to study, and along with the development of the society, the grade of consumers is continuously changed, and the requirements on styles and functions of the schoolbag are increased.

Meanwhile, the development of the society brings convenience to traffic, a great deal of traffic pressure is brought, more and more vehicles come and go on the road, and some potential safety hazards are brought to the traveling of pedestrians. For example, in the evening or at night, pupils can learn to go back independently, the road light at night is dim, the light is insufficient, and traffic accidents are easily caused because the pupils are short and cannot be observed easily by drivers, thereby bringing unpredictable results to families and society; for example, the middle school students are heavy and need to go to night from last night, so that the students are close to late night when going home after going to class at night, the number of people on the road is small, the driving speed of the driver is generally high, and traffic accidents are easy to happen if the driver cannot find the students in front in advance.

In addition, the existing schoolbag is poor in ventilation effect and incapable of dissipating heat in the using process, so that the back of a human body is hot and sweaty down, the schoolbag is quite uncomfortable, the schoolbag is particularly serious for middle school students, the school industry of the middle school students is heavy, books carried in the schoolbag are more, the schoolbag is quite high in quality, the schoolbag is in a state of moving forwards under load, if the air permeability of the schoolbag is poor, the back of the schoolbag is hot and sweaty down, and particularly in summer with hot weather, the temperature of a user can be increased even, and the conditions of sunstroke and the like occur.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides a multifunctional schoolbag which is provided with an air bag, a power supply mechanism, a main gear, a secondary gear and fluorescent powder, wherein in the process of carrying a schoolbag on a back by a student, the air bag can intermittently discharge air to blow the back of the user, so that the schoolbag has a good ventilation and heat dissipation function, and simultaneously, a spiral coil can generate current to supply power to a lamp body to enable the lamp body to emit light, so that the schoolbag has a warning function, and can also drive the lamp shade to rotate, so that different parts of the lamp shade sequentially and alternately pass through openings outside a notch to generate rotary light effects with different colors, and the warning function of the schoolbag is more remarkable.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a multifunctional schoolbag, includes the schoolbag body, the positive integrated into one piece of schoolbag body has the warning box, notch and air inlet have been seted up respectively to the lateral wall and the end of warning box, the fixed gasbag that is provided with in the schoolbag body back, the position of gasbag are located the schoolbag body back and are close to lower extreme department, the upper end of gasbag is equipped with the air jet rather than inside intercommunication, install in the air jet and only allow the air from up flowing check valve down, the check valve that only allows the air to flow from the air inlet to flexible gasbag is installed to gasbag and air inlet intercommunication and intercommunication department, be located notch department fixedly connected with lamp shade in the warning box, fixed mounting has the lamp body in the lamp shade, install the power supply mechanism who is used for the lamp body power supply in the.

Preferably, the power supply mechanism includes that the impeller of connecting in the top in the warning box and coaxial fixed connection are changeing epaxial permanent magnetism piece through the pivot rotation, still fixed being provided with the spiral coil with the permanent magnetism piece parcel between the warning box inner wall, spiral coil and lamp body coupling just constitute closed circuit with the lamp body.

Preferably, the rotating shaft is coaxially and fixedly connected with a main gear, the lampshade is rotatably connected between the inner top and the inner bottom of the notch, the lamp body is fixedly installed between the inner top and the inner bottom of the notch, the lamp body is located inside the lampshade, the lampshade is coaxially and fixedly connected with a pinion, the main gear is meshed with the pinion, and the side wall of the lampshade is divided into three parts, and three kinds of fluorescent powder with different proportions are smeared on each part.

The invention has the following beneficial effects:

1. by arranging the air bag and the air injection port, when a student walks, the air bag can be intermittently extruded, so that the air bag can continuously suck and exhaust air, and when the air bag exhausts, the air in the air bag is blown to the back of the user from the air injection port, so that the backpack has a good ventilation and heat dissipation function;

2. by arranging the power supply mechanism, when the air bag sucks air, air can enter the warning box from the notch and then enters the air bag from the air inlet, and in the process that the air flows in the warning box, the air flow can drive the impeller to rotate so as to drive the permanent magnet to rotate in the spiral coil, the spiral coil cuts the magnetic induction lines to generate induction current, and the induction current promotes the lamp body to emit light, so that a driver can observe students carrying the schoolbag in a dark environment, and the schoolbag has a certain warning function;

3. through setting up master gear, pinion and phosphor powder, make the lamp shade can be rotated by the pivot drive is synchronous, the different parts of lamp shade produce the light of different colours under the light irradiation of lamp body simultaneously, and the rotation of lamp shade can make its each part pass through notch outside opening in turn in proper order to make the continuous conversion in turn of illumination colour on the schoolbag, make the schoolbag show more to driver's warning function, avoid schoolbag light colour close with light source environment colour, so that can't reach warning effect.

Drawings

Fig. 1 is a schematic structural view of a multifunctional schoolbag provided by the invention;

fig. 2 is a schematic view of a back structure of a multifunctional schoolbag provided by the invention;

fig. 3 is a schematic view of an internal structure of the warning box according to the present invention;

FIG. 4 is a schematic structural view of embodiment 2;

fig. 5 is a top sectional view of a lamp housing according to the present invention.

In the figure: the schoolbag comprises a schoolbag body 1, a warning box 2, a notch 3, a lampshade 4, an air bag 5, an air jet 6, an air inlet 7, a rotating shaft 8, an impeller 9, a permanent magnet 10, a spiral coil 11, a lamp body 12, a main gear 13 and an auxiliary gear 14.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example 1

Referring to fig. 1-3, a multifunctional schoolbag comprises a schoolbag body 1, a warning box 2 is integrally formed on the front surface of the schoolbag body 1, a notch 3 and an air inlet 7 are respectively formed in the side wall and the end of the warning box 2, an air bag 5 is fixedly arranged on the back surface of the schoolbag body 1, the position of the air bag 5 is located at the back surface of the schoolbag body 1 and close to the lower end, an air jet 6 communicated with the air bag 5 is arranged at the upper end of the air bag 5, a check valve only allowing air to flow upwards from the bottom is installed in the air jet 6, a check valve only allowing air to flow from the air inlet 7 to the telescopic air bag 5 is installed at the communication position of the air bag 5 and the air inlet 7, a lampshade 4 is fixedly connected to the notch 3 in the warning box 2, a lamp body 12 is fixedly installed in the lampshade 4.

The power supply mechanism includes that the impeller 9 and the coaxial fixed connection of top are in warning box 2 interior rotate through pivot 8 and are connected permanent magnetism 10 in pivot 8, still fixed being provided with the spiral coil 11 of wrapping up permanent magnetism 10 between warning box 2 inner wall, pivot 8 passes the clearance department of spiral coil 11, consequently, spiral coil 11 can not disturb the rotation of pivot 8, spiral coil 11 and lamp body 12 coupling just constitute closed circuit with lamp body 12, when permanent magnetism 10 rotates, its magnetic field direction changes, the inside magnetic flux of spiral coil 11 changes, can produce induced-current on the spiral coil 11.

Notch 3's height slightly is less than warning box 2's height, warning box 2 is located the inner wall of 3 below departments of notch and other inner walls of warning box 2 and constitutes a concave space jointly, the lower extreme of pivot 8 extends to in this concave space, and impeller 9 is located this space upper end opening part, the blade lower extreme of impeller 9 and warning box 2 interior bottom keep sufficient distance, the air can be in impeller 9 blade lower extreme and warning box 2 interior normal flow between the bottom, consequently when air inlet 7 produces the negative pressure, external air must be followed notch 3 and got into in warning box 2, and pass through from impeller 9, finally flow out from air inlet 7, at the in-process that the air flows, the air current can drive impeller 9 and rotate.

When a student wears the schoolbag to walk, the pupil likes jumping during walking, so that the movement range is large, the air bag 5 is intermittently extruded with large force, and for middle school students, the learning task is heavy, more books are generally arranged in the schoolbag, so that the quality of the schoolbag is large, the air bag 5 is intermittently extruded with large force during walking, and the air bag 5 can generate large negative pressure at the air inlet 7 during the walking process of the pupil.

The air bags 5 can absorb air and exhaust air in a rhythmic manner in the walking process of students, when the air bags 5 are extruded, the air in the air bags 5 is sprayed out from the air spraying ports 6 and blown to the backs of the students, and the effects of heat dissipation and temperature reduction can be achieved; when gasbag 5 was not extruded, it began to resume deformation under self elasticity, 5 inner space increase of gasbag, produced the great negative pressure that rises, because gasbag 5 and warning box 2 intercommunication, consequently in the outside air can be inhaled warning box 2 from notch 3 to finally get into in the gasbag 5 through air inlet 7.

In the process of air flowing in the warning box 2, the airflow can drive the impeller 9 to rotate, the impeller 9 drives the permanent magnet 10 to synchronously rotate through the rotating shaft 8, the direction of the magnetic field of the permanent magnet 10 is continuously changed in the rotating process, so that the magnetic induction line of the permanent magnet can be continuously cut by the spiral coil 11, the size of the magnetic flux in the spiral coil 11 is changed, according to the electromagnetic induction principle, when the magnetic flux is changed when the magnetic induction line is cut by the closed loop, induced current can be generated on the closed loop, so that the induced current can be generated on the spiral coil 11, the induced current supplies power to the lamp body 12, the lamp body 12 is made to emit light, a driver can observe students in a dark environment, and the schoolbag has a certain warning function.

Example 2

Referring to fig. 4, the difference from embodiment 1 is that: lie in coaxial fixedly connected with master gear 13 in the pivot 8, lamp shade 4 rotates to be connected between the interior top of notch 3 and interior bottom, and lamp body 12 fixed mounting is between the interior top of notch 3 and interior bottom, and lamp body 12 is located the inside of lamp shade 4, and coaxial fixedly connected with pinion 14 on the lamp shade 4, master gear 13 and pinion 14 mesh, and lamp shade 4 is cylindrical, and three kinds of phosphor powder of different proportions have all been paintd on the lamp shade 4 lateral wall by trisection and each partition.

Further, the three phosphors are magnesium barium aluminate (emitting blue light with a peak wavelength of 450nm), yttrium oxide (emitting red light with a peak wavelength of 611nm) and magnesium aluminate (emitting green light with a peak wavelength of 541nm), respectively, and according to the principle of three primary colors, because the mixing ratio of the three phosphors is different on each equal division of the side wall of the lamp shade 4, different positions of the lamp shade 4 can emit light with different colors under the irradiation of light of the lamp body 12.

When the impeller 9 and the rotating shaft 8 are driven to rotate under the action of air flow, so that the lamp body 12 emits light, the rotating shaft 8 drives the lampshade 4 to rotate under the meshing action of the main gear 13 and the pinion 14, different parts of the lampshade 4 generate light with different colors under the irradiation of the light of the lamp body 12, and along with the rotation of the lampshade 4, all parts of the lampshade 4 sequentially and alternately pass through the external opening of the notch 3, so that the illumination color on the schoolbag is continuously and alternately converted when viewed from the outside, and the warning function of the schoolbag on a driver is more remarkable.

When students and drivers are in a light source environment with a certain color, if the light of the lampshade 4 is also in the color or close to the color, the warning function of the schoolbag can be greatly weakened or even disappear, the students have certain danger when walking, the problem is well solved by the illumination color which is alternately converted, the difference between the various illumination colors which are continuously changed and the stable light source color in the environment is large, the drivers can quickly notice the students walking in front, and the drivers can conveniently and timely make response.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A multifunctional schoolbag comprises a schoolbag body (1) and is characterized in that a warning box (2) is integrally formed on the front surface of the schoolbag body (1), notches (3) and an air inlet (7) are respectively formed in the side wall and the end of the warning box (2), an air bag (5) is fixedly arranged on the back surface of the schoolbag body (1), the position of the air bag (5) is located at the back surface of the schoolbag body (1) and close to the lower end, an air jet port (6) communicated with the interior of the air bag (5) is arranged at the upper end of the air bag (5), a check valve only allowing air to flow upwards from the bottom is arranged in the air jet port (6), the air bag (5) is communicated with the air inlet (7), a check valve only allowing air to flow from the air inlet (7) to the telescopic air bag (5) is arranged at the communicated position, a lampshade (4) is fixedly connected with the notch (3, the lamp is characterized in that a lamp body (12) is fixedly mounted in the lampshade (4), and a power supply mechanism for supplying power to the lamp body (12) is mounted in the warning box (2).

2. The multifunctional schoolbag as claimed in claim 1, wherein the power supply mechanism comprises an impeller (9) rotatably connected to the inner top of the warning box (2) through a rotating shaft (8) and a permanent magnet (10) coaxially and fixedly connected to the rotating shaft (8), a spiral coil (11) wrapping the permanent magnet (10) is fixedly arranged between the inner walls of the warning box (2), and the spiral coil (11) is coupled with the lamp body (12) and forms a closed loop with the lamp body (12).

3. The multifunctional schoolbag as claimed in claim 2, wherein a main gear (13) is fixedly and coaxially connected to the rotating shaft (8), the lampshade (4) is rotatably connected between the inner top and the inner bottom of the notch (3), the lamp body (12) is fixedly installed between the inner top and the inner bottom of the notch (3), the lamp body (12) is located inside the lampshade (4), a secondary gear (14) is fixedly and coaxially connected to the lampshade (4), the main gear (13) is meshed with the secondary gear (14), and three equal parts of the side wall of the lampshade (4) are respectively smeared with three kinds of fluorescent powder in different proportions.