CN113017234A

CN113017234A - Portable schoolbag

Info

Publication number: CN113017234A
Application number: CN202110310044.4A
Authority: CN
Inventors: 郭丁瑞
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-23
Filing date: 2021-03-23
Publication date: 2021-06-25

Abstract

The utility model relates to a knapsack apparatus technical field specifically discloses a portable schoolbag, including baldric and inclusion, the both ends of baldric and the upper end fixed connection of inclusion, the inclusion still is equipped with the device of inflating, the device of inflating includes slide cartridge and spring, the spring sets up between slide cartridge bottom and first sealed slider, the lower extreme and the slide cartridge inside wall fixed connection of spring, the slide cartridge is provided with two sets ofly, and is two sets of be close to human waist between the slide cartridge and still be equipped with the gasbag, the gasbag passes through trachea and slide cartridge bottom intercommunication. This patent aim at solves the area of contact of schoolbag and back great, leads to the back often to be drenched by sweat problem.

Description

Portable schoolbag

Technical Field

The invention belongs to the technical field of backpack appliances, and particularly relates to a portable schoolbag.

Background

The schoolbag has the advantages that as the study pressure of pupils is higher and higher, books and related study articles for study and tutoring are continuously increased, the volume and the weight of the schoolbag are also continuously increased, the pupils often see the schoolbag carrying the back of the pupils which is big and heavy in life, the pupils can easily damage the spine due to the fact that the pupils are just long in body development time, and meanwhile, when the weather temperature is higher, the ventilation effect and the heat dissipation effect of the contact part of the schoolbag and the back of the pupils are poor.

In prior art, though set up to netted through locating at baldric and bustle in hot day, increase the gas permeability has certain gas permeability, but the radiating effect is not good, when weather is colder, can't heat or heat supply to the student simultaneously.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides a portable schoolbag, which solves the problem that the contact area between the back and the schoolbag is large, so that the back and the schoolbag are frequently wetted by sweat when being contacted with each other in the process of carrying the schoolbag for walking.

In order to solve the problems, the technical scheme adopted by the invention is as follows: the utility model provides a portable schoolbag, includes baldric and inclusion, the both ends of baldric are connected with the upper and lower end of inclusion respectively, the inclusion is equipped with inflates the device, inflate the device and include slide cartridge and spring, the spring sets up between slide cartridge bottom and first sealed slider, the lower extreme and the slide cartridge inside wall fixed connection of spring, slide cartridge is provided with two sets ofly, and is two sets of still be equipped with the gasbag near human waist between the slide cartridge, the gasbag passes through trachea and slide cartridge bottom intercommunication.

The technical principle of the scheme is as follows:

1. utilize at the knapsack walking in-process, first sealed slider slides from top to bottom in the slide cartridge because of the action of gravity, forms the inflater structure, fills the gasbag with the air through the interior check valve of pipe for the gasbag is bloated and is reduced the area of contact of human body and knapsack, promotes the air flow effect.

The beneficial effect that this scheme produced is: the inflating device is connected with the air bag through the pipeline, when the schoolbag is carried on the back and moves violently in hot weather, the shoulders of the schoolbag and the joint of the waist of the schoolbag are wetted by sweat frequently due to sweating of a human body, the air bag is inflated through the inflating device, the contact area of the schoolbag and the human body is reduced, and the ventilation and heat dissipation effects are increased.

Further, through setting up the pipe connection gasbag, the open end of pipe sets up in the schoolbag side and sealed good, is carrying on the back the strenuous exercise of schoolbag, and human face is hotter and sweat, can open the sealing plug of pipe open end, deflates the gasbag, faces the open end of pipe people's face to reach the cooling effect of blowing, can also directly blow to the gasbag when buffer is not good to the gasbag gas charging effect simultaneously, thereby reach and make the gasbag swell.

Furthermore, the resistance ring for cutting the magnetic induction lines to generate heat is arranged by utilizing the up-and-down vibration of the schoolbag inflating device, so that the waist and the shoulders of a human body can be heated when the schoolbag is walking in cold weather, the schoolbag can be shaken violently when the schoolbag is stopped, the magnetic induction lines are cut violently, the temperature of the corresponding parts is increased, the schoolbag can be held in the pocket to achieve the heating effect, and meanwhile, the switch valve is arranged on the schoolbag body, so that the series circuit is in the open circuit state when the schoolbag is not used.

Furthermore, through keeping away from waist one side at the schoolbag and being provided with the heating resistor silk of establishing ties with heating device, in rainy day or the great weather of humidity, the schoolbag is inevitable can partially drench, especially keeps away from one side at human back, through the heating resistor silk heating of establishing ties, increases evaporation efficiency, improves the drying rate of the schoolbag of drenching, improves the life of schoolbag.

Furthermore, the heating device is connected with the heating resistance wire in parallel, and the corresponding circuit switch valve is arranged, so that the part needing to be heated can be selected as required, and the heating effect is improved.

Further, through keeping away from back one side at the schoolbag and setting up the LED display screen, the LED display screen establishes ties with heating device, and when light was not good at night, suggestion pedestrian and past vehicle noticed, had greatly reduced potential danger.

Drawings

Fig. 1 is a side view of a portable schoolbag.

Fig. 2 is a front view of the portable schoolbag.

Fig. 3 is a side view of the portable schoolbag of embodiment 3.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the bag comprises a bag body 1, a shoulder strap 2, a first one-way valve 3, a second one-way valve 4, an air bag 5, an air pipe 6, a lead circuit switch valve 7, an LED display screen 8, an LED display fixing seat 9, a lead 10, a first magnet 11, a second magnet 12, a sliding barrel 13, a guide pipe 14, a first spring 15, a second spring 16, an air outlet 17, a guide pipe clamping seat 18, a hanging rod 20, a support rod 21, a cylinder 22, a slot 23, a first limiting block 24, a second limiting block 25, a resistance ring 26, a first sealing slide block 27, a handle 28, a sealing plug 30 and a resistance wire 31.

The embodiment is basically as shown in figures 1 and 2: a portable schoolbag comprises a shoulder strap 2 and a bag body 1, wherein two groups of sliding cylinders 13 for inflating are fixedly arranged on one side of the bag body 1 close to the back of a human body, the outer wall of the bottom of each sliding cylinder 13 is fixedly connected with the lower end of the shoulder strap 2, and the top of each sliding cylinder 13 is fixedly connected with the upper end of the shoulder strap 2.

A first spring 15 and a second spring 16 are arranged between a first sealing slide block 27 in the sliding cylinder 13 and the bottom of the sliding cylinder 13, the first spring 15 and the second spring 16 form a spring group, and the lower ends of the first spring 15 and the second spring 16 are fixedly connected with the bottom of the sliding cylinder 13.

The first sealing slide block 27 is provided with a through hole along the axial direction of the sliding cylinder 13, a first one-way valve 3 which can only admit air below the first sealing slide block 27 is arranged in the through hole, the inner side wall of the bottom of the sliding cylinder 13 is provided with an air outlet 17, an air bag 5 is arranged between the two groups of sliding cylinders 13, the air outlet 17 is communicated with the air bag 5 through an air pipe 6, a second one-way valve 4 which can only convey air to the air bag 5 is arranged inside the air pipe 6, and the two groups of sliding cylinders 13 are communicated with the air bag 5 through.

Utilize first sealed slider 27 lapse, pass through trachea 6 with the air of slide cartridge 13 bottom and extrude gasbag 5 in, the reciprocal effect of first spring 15 and second spring 16 restoring force, make first sealed slider 27 incessantly toward gasbag 5 aerify, gasbag 5 will be bloated, the gasbag 5 of bloating reduces the area of contact of inclusion 1 and human back, ventilation effect and radiating effect between human back of very big increase and the schoolbag, promote the travelling comfort that uses the schoolbag on hot day.

The air bag 5 is further connected with a rubber conduit 14, the opening end of the rubber conduit 14 extends to the right side face of the bag body 1, a conduit clamping seat 18 is fixedly arranged on the right side face of the bag body 1, the rubber conduit 14 is connected with the conduit clamping seat 18 in a matched mode, and a sealing plug 30 is arranged at the opening of the rubber conduit 14.

Utilize the gas in the gasbag 5 to pass through rubber conduit 14 and discharge, place the human face or other positions in with rubber conduit 14 mouth, the quick combustion gas drives the air flow on face or other positions surfaces to reach the effect of cooling, when first sealed slider 27 is not good to the gas filling effect of gasbag 5, can also directly blow through rubber conduit 14 opening end to gasbag 5.

The bottom of the first sealing slide block 27 is fixedly connected with a cylinder 22, the cylinder 22 extends downwards along the axial direction of the sliding barrel 13, the outer wall of the cylinder 22 is wound with a lead 10, the bottom of the sliding barrel 13 is provided with a first magnet 11 and a second magnet 12, the first magnet 11 is fixedly connected with the upper end of a first spring 15, the second magnet 12 is fixedly connected with the upper end of a second spring 16, the side wall of the air bag 5 close to the human body is provided with a resistance ring 26, the resistance ring 26 is connected in series with the lead wound on the outer wall of the cylinder 22, the left side wall of the bag body 1 is fixedly provided with a lead circuit switch valve 7, the lead circuit switch valve 7 is connected in series with the lead 10, when the lead circuit switch valve 7 is opened, an open circuit is formed between the lead 10 and the resistance ring 26, when the lead circuit switch valve 7 is closed, the lead 10 and the resistance ring 26 are in a closed circuit state, as shown in figure 1, a resistance wire 31 connected in series with, the bag body 1 is kept away from one side of gasbag 5 and still fixedly is provided with the fixing base of LED display screen 8, and the cooperation is provided with LED display screen 8 on the fixing base of LED display screen 8, and 8 fixing bases of LED display screen are established ties with the wire, form closed circuit.

When the weather temperature reduces, closed conductor circuit switch valve 7, utilize the magnetic induction line that the first magnet 11 of cutting that the wire 10 of winding 22 outer walls does not stop and second magnet 12 form magnetic field, form the electric current in closed wire 10, the resistance coil 26 heat that establishes ties with wire 10 that sets up heats corresponding position, the electric current that produces simultaneously can also make LED display screen show work, when night or light are not good, can effectually play the attention of reminding rear end vehicle or pedestrian, improve knapsack person's security, need not consume other energy at whole in-process, unusual energy-conservation.

The specific implementation process comprises the following steps:

when in use, the schoolbag shoulder strap 2 is carried on the shoulder, the first sealing slide block 27 moves downwards, the first sealing slide block 27 extrudes the spring group which is arranged in the sliding barrel 13 and is fixedly connected with the bottom of the sliding barrel 13, the air outlet 17 at the lower end of the inner side wall of the sliding barrel 13 is communicated with the air pipe 6, the first sealing slide block 27 slides downwards, the air at the bottom of the sliding barrel 13 is extruded to the air bag 5 which is arranged at the position of the schoolbag close to the waist of a human body through the air pipe 6, the first sealing slide block 27 continuously slides in the sliding barrel 13 to inflate the air bag 5 by utilizing the gravity of the first sealing slide block 27 and the restoring force of the spring group, because the air bag 5 swells, the contact area between the schoolbag 1 and the back of the human body is reduced, the ventilation effect and the heat dissipation effect between the back of the human body and the schoolbag are greatly increased, the comfort of using the backpack in hot days is improved, when a backpack person stops or the air bag 5, the sealing plug 30 is opened, because the schoolbag and the human body extrude the air bag 5, the air in the air bag 5 is discharged through the opening of the rubber conduit 14, the opening of the rubber conduit 14 is arranged on the face or other parts, the air on the surface of the face or other parts is driven to flow by the rapidly discharged air, and therefore the effect of cooling is achieved. When the air temperature is too high, when the inflation effect of the first sealing slide block 27 in the slide tube 13 on the air bag 5 is not good, the air bag 5 can be blown by the opening end of the guide tube 14 directly, the air bag 5 is rapidly inflated, the contact area of the bag body 1 and the back of a human body is reduced, the ventilation effect and the heat dissipation effect between the back of the human body and the schoolbag are increased, and the comfort of using the schoolbag in hot days is improved.

When the weather is cold, the wire circuit switch valve 7 on the right side of the schoolbag is closed, in the process of walking with the schoolbag, the first sealing slide block 27 moves downwards, the wire wound on the cylinder 22 arranged at the bottom of the first sealing slide block 27 cuts the magnetic field formed by the first magnet 11 and the second magnet 12, so that current is generated in the closed wire, the generated current raises the temperature of the resistance ring 26 in the air bag 5, the heat transfer is carried out on the back and the waist of the human body, the warming effect is achieved, when the schoolbag is not walking with the schoolbag or is stopped for a long time and the like, the handle 28 at the upper end of the schoolbag 1 can be lifted, the wire wound on the cylinder 22 rapidly cuts the magnetic field, the temperature of the part in which the closed resistance ring 26 is arranged in the schoolbag is raised, the schoolbag is held in the bosom, the warming effect is achieved, meanwhile, after the schoolbag is wetted by water, the resistance wire 31 connected in series can also be heated by vigorously shaken, the position temperature that sets up resistance wire 31 in the schoolbag rises for evaporation effect improves the stoving effect of being drenched the schoolbag, and closed wire establishes ties with the LED display screen 8 that sets up in the schoolbag back, the electric current that produces in the closed wire for LED display screen 8 produces the light, and the knapsack person is good at light or when walking night, can effectively remind rear end vehicle or pedestrian's attention, improves knapsack person's security.

Example 2

Example 2 differs from example 1 in that: resistance wire 31 and LED display screen 8 all are parallelly connected with resistance ring 26, come the circular telegram of corresponding device and use according to the demand control through setting up corresponding circuit switch valve, use convenient environmental protection.

Example 3

Example 3 differs from example 2 in that: as shown in fig. 3, the bag body 1 is fixedly provided with a hanging rod 20 near the side wall of the back of the human body, one end of the hanging rod 20 is fixedly connected with a first limit block 24, the sliding cylinder 13 is provided with a slot 23 facing one side of the bag body 1, the upper end of a first sealing slide block 27 is fixedly connected with a support rod 21, the upper end of the support rod 21 is fixedly connected with a second limit block 25, and the second limit block 25 and the first limit block 24 are connected in a clamping manner and then are used in a fixed.

When the schoolbag is used, the schoolbag body 1 of the schoolbag is hung in the sliding barrel 13 through the hanging rod 20, in the walking process of the schoolbag, due to the gravity, the hanging rod 20 presses the supporting rod 21 in the sliding barrel 13 to drive the first sealing slide block 27 at the lower end of the supporting rod 21 to move downwards, the hanging rod 20 connected with the schoolbag also moves downwards along the slot 23 of the sliding barrel 13, in the process of extruding the spring group, the restoring force of the spring group is increasingly larger, when the restoring force of the spring group is larger than the pressure of the first sealing slide block 27 on the spring group, the spring group pushes the first sealing slide block 27 upwards in the sliding barrel 13, the supporting rod 21 on the first sealing slide block 27 drives the schoolbag to move upwards through the hanging rod 20, after the schoolbag moves upwards to a certain height, the restoring force of the spring group is gradually smaller than the gravity of the schoolbag, the schoolbag can extrude the first sealing slide block 27 to move downwards in the sliding barrel 13 through the hanging rod 20, and because the schoolbag is carried on the schoolbag, because of the uneven road surface or human factors, the downward acting force of the schoolbag on the first sealing slide block 27 is increased sometimes, so that the reciprocating action is realized, and because of the time difference in the process, the restoring force of the extruded spring group can offset the gravity of part of the schoolbag, so that the effect of buffering the gravity of the schoolbag is achieved, the pressure on the shoulder in the process of strenuous exercise is reduced, and the damage to the spine of a backpack user is reduced at the same time.

The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. A portable schoolbag is characterized in that: including baldric and inclusion, the both ends of baldric and the upper end fixed connection of inclusion, the inclusion still is equipped with the device of inflating, the device of inflating includes slide cartridge and spring, slide cartridge and inclusion fixed connection, the spring sets up between slide cartridge bottom and first sealed slider, the lower extreme and the slide cartridge inside wall fixed connection of spring, slide cartridge is provided with two sets ofly, two sets of still be equipped with the gasbag near human waist between the slide cartridge, the gasbag passes through trachea and slide cartridge bottom intercommunication.

2. A portable bag according to claim 1, wherein: the air bag is provided with a conduit which is connected to the side surface of the schoolbag, and the opening end of the conduit is sealed by a sealing plug.

3. A portable bag according to claim 2, wherein: the bag body is provided with a heating device for heating the waist of a human body, the heating device comprises a resistance ring, a cylinder and a lead, the cylinder is fixedly connected to the lower end of the first sealing slide block, the cylinder axially extends downwards along the sliding cylinder, the lead is wound on the outer wall of the cylinder, the resistance ring is arranged in the air bag, the resistance ring is connected in series with the lead wound on the outer wall of the cylinder, and the bottom of the sliding cylinder is symmetrically provided with two permanent magnets in the shape of the cylinder.

4. A portable bag according to claim 3, wherein: and a resistance wire connected in series with the heating device is arranged on one side of the bag body, which is far away from the waist.

5. A portable schoolbag as claimed in claim 4, wherein: the resistance wire is connected with the resistance coil in parallel.

6. A portable schoolbag as claimed in claim 5, wherein: the schoolbag is provided with an LED display screen with a reminding function at night on one side far away from the waist and the back, and the LED display screen is connected with the heating device in series.