阅读说明：本技术 一种具有避雨防晒功能的儿童书包及其使用方法 (Children schoolbag with rain-sheltering and sun-shielding functions and using method thereof ) 是由 刘晨熙 于 2021-08-10 设计创作，主要内容包括：本发明公开了一种具有避雨防晒功能的儿童书包及其使用方法,包括书包本体,书包本体的一侧设有固定箱,固定箱的内部设有升降机构,升降机构的顶部设有固定块,固定块的内部的设有伸缩机构,固定块的顶部设有固定柱,固定柱的外侧设有防水遮阳布,防水遮阳布与伸缩机构连接,书包本体的一侧滑动连接有侧板,侧板的顶部设有二号工作箱,本发明的有益效果是：通过加入了升降机构,实现了支撑杆对固定块进行升降处理,通过加入了伸缩机构,实现了滑动块带动防水遮阳布进行展开处理,进行遮阳处理,通过加入了防水头套,实现了下雨时对儿童头部的防雨处理,通过加入了收卷机构,实现了发条的力对三号收卷辊上的防水头套进行收卷处理。(The invention discloses a children schoolbag with a rain and sun shielding function and a using method thereof, the children schoolbag comprises a schoolbag body, wherein a fixed box is arranged on one side of the schoolbag body, a lifting mechanism is arranged inside the fixed box, a fixed block is arranged at the top of the lifting mechanism, a telescopic mechanism is arranged inside the fixed block, a fixed column is arranged at the top of the fixed block, a waterproof sunshade cloth is arranged on the outer side of the fixed column, the waterproof sunshade cloth is connected with the telescopic mechanism, a side plate is slidably connected to one side of the schoolbag body, and a second work box is arranged at the top of the side plate, the children schoolbag has the beneficial effects that: through having added elevating system, realized the bracing piece and carried out the lift processing to the fixed block, through having added telescopic machanism, realized that the sliding block drives waterproof puggaree and expandes the processing, carry out the sunshade processing, through having added waterproof headgear, to the rain-proof processing of children's head when having realized raining, through having added winding mechanism, realized that the power of clockwork spring carries out the rolling processing to waterproof headgear on No. three wind-up rolls.)

1. A children schoolbag with rain and sun shielding functions comprises a schoolbag body (1) and is characterized in that a fixed box (2) is arranged on one side of the schoolbag body (1), a lifting mechanism (3) is arranged inside the fixed box (2), a fixed block (4) is arranged at the top of the lifting mechanism (3), a telescopic mechanism (5) is arranged inside the fixed block (4), a fixed column (18) is arranged at the top of the fixed block (4), a waterproof sunshade cloth (19) is arranged on the outer side of the fixed column (18), the waterproof sunshade cloth (19) is connected with the telescopic mechanism (5), a side plate (20) is slidably connected to one side of the schoolbag body (1), a second work box (12) is arranged at the top of the side plate (20), a third winding roller (8) is rotatably connected to the inside of the second work box (12), and a waterproof head cover (9) is arranged on the outer side of the third winding roller (8), the inside of curb plate (20) is equipped with winding mechanism (6), and winding mechanism (6) are connected with No. two workbins (12), one side of curb plate (20) is equipped with heat dissipation mechanism (7).

2. The children's schoolbag with the function of sheltering from rain and sun according to claim 1, is characterized in that: the inside of curb plate (20) is equipped with slide bar (13), the outside sliding connection of slide bar (13) has No. two slider (14), and No. two slider (14) and schoolbag body (1) fixed connection, the outside of slide bar (13) and the bottom cover that is located No. two slider (14) are equipped with spring (15).

3. The children's schoolbag with the function of sheltering from rain and sun according to claim 1, is characterized in that: elevating system (3) are including lead screw (32), the inside of fixed case (2) is rotated and is connected with lead screw (32), the outside threaded connection of lead screw (32) has slider (33) No. one, and slider (33) and fixed case (2) sliding connection, the top symmetry of slider (33) is equipped with bracing piece (34), and bracing piece (34) and fixed block (4) fixed connection, bracing piece (34) and fixed case (2) sliding connection, the bottom of fixed case (2) is equipped with motor (31), and the output and lead screw (32) fixed connection of motor (31).

4. The children's schoolbag with rain and sun shielding function according to claim 3, is characterized in that: telescopic machanism (5) include sliding block (51), the inside sliding connection of fixed block (4) has three sliding block (51), sliding block (51) and waterproof puggaree (19) fixed connection, the inside sliding connection of fixed block (4) has slide (55), the three connecting rod of bottom fixedly connected with (54) of slide (55), and connecting rod (54) and fixed block (4) sliding connection, spout (52) have been seted up to the inside of sliding block (51), the inside sliding connection of spout (52) has slide bar (53), and slide bar (53) and connecting rod (54) fixed connection, the inside of fixed block (4) is equipped with electric telescopic handle (56), and the output and slide (55) fixed connection of electric telescopic handle (56).

5. The children's schoolbag with the function of sheltering from rain and sun according to claim 1, is characterized in that: one end of the waterproof headgear (9) is provided with a pull ring (11) outside the second work box (12), one side of the second work box (12) is provided with a fixing plate (16), the inner thread of the fixing plate (16) is connected with a fixing bolt (17), and a fixing hole (10) matched with the fixing bolt (17) is formed in the waterproof headgear (9).

6. The children's schoolbag with the function of sheltering from rain and sun according to claim 1, is characterized in that: winding mechanism (6) are including work box (61) No. one, the inside of curb plate (20) is equipped with work box (61) No. one, and work box (61) and No. two work box (12) fixed connection, the inside of work box (61) rotates and is connected with wind-up roll (62) No. one, wind-up roll (62) and No. three wind-up roll (8) fixed connection, the inside of work box (61) rotates and is connected with wind-up roll (63) No. two, the outside of No. two wind-up roll (63) is equipped with clockwork spring (64), the one end and wind-up roll (62) fixed connection of clockwork spring (64).

7. The children schoolbag with the function of sheltering from rain and sun as claimed in claim 4, is characterized in that: heat dissipation mechanism (7) include micro-fan (71), one side of curb plate (20) is equipped with water storage bag (21), the inside of water storage bag (21) is equipped with S type siphunculus (73), one side symmetry of curb plate (20) is equipped with ventilation case (74), and the both ends and ventilation case (74) fixed connection of S type siphunculus (73), one side of ventilation case (74) is equipped with out fan head (75), the inside of water storage bag (21) is equipped with return bend (72), the one end and the S type siphunculus (73) fixed connection of return bend (72), one side of curb plate (20) is equipped with micro-fan (71), the input of micro-fan (71) is equipped with the air-supply line, the output and the return bend (72) of micro-fan (71) are connected through the tuber pipe, the inside of water storage bag (21) is equipped with refrigerator (76).

8. The children's schoolbag with the function of taking shelter from rain and sun as claimed in claim 7, is characterized in that: the novel multifunctional electric bicycle is characterized in that a shoulder strap is arranged on one side of the side plate (20), a storage battery is arranged inside the side plate (20), a control panel is arranged on one side of the side plate (20), and the motor (31), the electric telescopic rod (56), the micro fan (71) and the refrigerator (76) are all electrically connected with the control panel.

9. The use method of the children schoolbag with the function of sheltering from rain and sun as claimed in any one of claims 1 to 8, is characterized by comprising the following steps:

s1, books are placed in the schoolbag body (1), the schoolbag body (1) is carried by the shoulder straps after the books are placed, the water storage bag (21) protects the back of a child, and when the schoolbag moves, the schoolbag body (1) drives the second sliding block (14) to press the spring (15), so that the schoolbag body (1) can be subjected to shock absorption and protection treatment;

s2, when raining, the waterproof headgear (9) can be pulled out through the pull ring (11), the waterproof headgear (9) drives the third winding roller (8) to rotate, the third winding roller (8) drives the first winding roller (62) to rotate, the first winding roller (62) winds the spring (64) and drives the second winding roller (63) to rotate, the fixing bolt (17) is rotated to fix the waterproof headgear (9) through the fixing hole (10), namely the fixed waterproof headgear (9) can be worn, the head of a child is subjected to rainproof treatment, when the waterproof headgear is not used, the fixing bolt (17) is rotated upwards to leave the fixing hole (10), the spring (64) wound to the outer side of the first winding roller (62) resets, the third winding roller (8) can be driven to rotate, and the waterproof headgear (9) is wound;

s3, when sun protection is needed, a motor (31) is started, the motor (31) drives a screw rod (32) to rotate, the screw rod (32) drives a first sliding block (33) to perform lifting treatment, the first sliding block (33) drives a fixed block (4) to perform lifting treatment through a supporting rod (34), an electric telescopic rod (56) is started, the electric telescopic rod (56) drives a connecting rod (54) to move through a sliding plate (55), the connecting rod (54) drives a sliding rod (53) to move, the sliding rod (53) drives a sliding block (51) to move through a sliding groove (52), the three sliding blocks (51) drive a waterproof sunshade cloth (19) to perform unfolding treatment, and sun protection treatment can be performed;

s4, when the temperature of the schoolbag is high, the refrigerator (76) is started, the refrigerator (76) refrigerates water inside the water storage bag (21), the water storage bag (21) conducts heat dissipation treatment on the back, the micro fan (71) is started, the micro fan (71) conducts blowing treatment in the bent pipe (72), blown air conducts refrigeration treatment through cold water in the water storage bag (21), then enters the S-shaped through pipe (73) to continue refrigeration, the refrigerated air enters the ventilation box (74), blows out from the air outlet head (75), and conducts heat dissipation treatment on the back.

Technical Field

The invention relates to the technical field of children schoolbag, in particular to a children schoolbag with a rain-sheltering and sun-sheltering function and a using method thereof.

Background

The children schoolbag is a bag capable of containing books or stationery, and the existing schoolbag is more of a five-flower eight-door structure and is made of common cloth or canvas and the like. Mainly has double shoulders, and is beneficial to the health of children. The bag is also single-shoulder and pull rod, and various bags become indispensable ornaments at the sides of people along with the continuous improvement of living and consumption levels of people. People require that the case and bag product not only has a stronger practicability, and the decoration also needs to be extended to some extent, and according to the change of consumer grade, the material of case and bag is more diversified, and the fashion trend is led to the case and bag of textures such as genuine leather, PU, dacron, canvas, cotton-flax. Meanwhile, in the era of more and more brand personalities, various styles such as conciseness, vintage, cartoon and the like also meet the requirement of fashion people for developing personalities from different sides. The style of the case is expanded from the traditional business bag, the schoolbag and the traveling bag to the pen bag, the change purse, the small perfume bag and the like, the price is increased continuously, and the materials are more and more novel; however, the existing schoolbag for children does not have the function of taking shelter from rain and sun, so that children are difficult to use in rainy days and summer, and the existing schoolbag for children does not have the function of heat dissipation, is hotter when being carried on the schoolbag, and is poor in experience.

Disclosure of Invention

The invention aims to provide a children schoolbag with rain-sheltering and sun-shielding functions and a using method thereof, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a children's schoolbag with sun-proof function of taking shelter from rain, includes the schoolbag body, one side of schoolbag body is equipped with fixed case, the inside of fixed case is equipped with elevating system, elevating system's top is equipped with the fixed block, the inside of fixed block is equipped with telescopic machanism, the top of fixed block is equipped with the fixed column, the outside of fixed column is equipped with waterproof puggaree, waterproof puggaree is connected with telescopic machanism, one side sliding connection of schoolbag body has the curb plate, the top of curb plate is equipped with No. two workbins, the inside of No. two workbins is rotated and is connected with No. three wind-up rolls, the outside of No. three wind-up rolls is equipped with waterproof headgear, the inside of curb plate is equipped with winding mechanism, and winding mechanism is connected with No. two workbins, one side of curb plate is equipped with heat dissipation mechanism.

As a preferred embodiment of the present invention: the inside of curb plate is equipped with the slide bar, the outside sliding connection of slide bar has No. two sliders, and No. two sliders and schoolbag body fixed connection, the outside of slide bar and the bottom cover that is located No. two sliders are equipped with the spring.

As a preferred embodiment of the present invention: elevating system includes the lead screw, the inside of fixed case is rotated and is connected with the lead screw, the outside threaded connection of lead screw has a slider, and a slider and fixed case sliding connection, the top symmetry of a slider is equipped with the bracing piece, and bracing piece and fixed block fixed connection, bracing piece and fixed case sliding connection, the bottom of fixed case is equipped with the motor, and the output and the lead screw fixed connection of motor.

As a preferred embodiment of the present invention: telescopic machanism includes the sliding block, the inside sliding connection of fixed block has three sliding block, sliding block and waterproof puggaree fixed connection, the inside sliding connection of fixed block has the slide, the three connecting rod of bottom fixedly connected with of slide, and connecting rod and fixed block sliding connection, the spout has been seted up to the inside of sliding block, the inside sliding connection of spout has the slide bar, and slide bar and connecting rod fixed connection, the inside of fixed block is equipped with electric telescopic handle, and electric telescopic handle's output and slide fixed connection.

As a preferred embodiment of the present invention: one end of the waterproof headgear and the outer portion of the second work box are provided with pull rings, one side of the second work box is provided with a fixing plate, the inner thread of the fixing plate is connected with a fixing bolt, and a fixing hole matched with the fixing bolt is formed in the waterproof headgear.

As a preferred embodiment of the present invention: the winding mechanism comprises a first working box, the first working box is arranged inside the side plate and fixedly connected with a second working box, a first winding roller is rotatably connected inside the first working box, the first winding roller is fixedly connected with a third winding roller, the second winding roller is rotatably connected inside the first working box, a clockwork spring is arranged outside the second winding roller, and one end of the clockwork spring is fixedly connected with the first winding roller;

as a preferred embodiment of the present invention: the heat dissipation mechanism comprises a micro fan, a water storage bag is arranged on one side of a side plate, an S-shaped through pipe is arranged inside the water storage bag, ventilating boxes are symmetrically arranged on one side of the side plate, two ends of the S-shaped through pipe are fixedly connected with the ventilating boxes, an air outlet head is arranged on one side of the ventilating boxes, a bent pipe is arranged inside the water storage bag, one end of the bent pipe is fixedly connected with the S-shaped through pipe, the micro fan is arranged on one side of the side plate, an air inlet pipe is arranged at the input end of the micro fan, the output end of the micro fan is connected with the bent pipe through an air pipe, and a refrigerator is arranged inside the water storage bag;

as a preferred embodiment of the present invention: one side of the side plate is provided with a shoulder belt, a storage battery is arranged inside the side plate, one side of the side plate is provided with a control panel, and the motor, the electric telescopic rod, the micro fan and the refrigerator are all electrically connected with the control panel;

a use method of a children schoolbag with a rain-sheltering and sun-sheltering function comprises the following steps:

s1, books are placed in the schoolbag body, the schoolbag body is carried by the shoulder straps after the books are placed, the water storage bag is used for protecting the back of a child, and when the schoolbag moves, the schoolbag body drives the second sliding block to press the spring, so that the schoolbag body can be subjected to shock absorption and protection treatment;

s2, when raining, the waterproof headgear can be pulled out through the pull ring, the waterproof headgear drives a third wind-up roll to rotate, the third wind-up roll drives a first wind-up roll to rotate, the first wind-up roll winds the clockwork spring and drives a second wind-up roll to rotate, the fixing bolt is rotated to fix the waterproof headgear through the fixing hole by rotating the fixing bolt, the fixed waterproof headgear can be worn, the head of a child is subjected to rainproof treatment, when the waterproof headgear is not used, the fixing bolt is rotated to leave the fixing hole, the clockwork spring wound outside the first wind-up roll resets at the moment, the third wind-up roll can be driven to rotate, and the waterproof headgear is wound;

s3, when sun protection is needed, a motor is started, the motor drives a screw rod to rotate, the screw rod drives a first sliding block to perform lifting treatment, the first sliding block drives a fixed block to perform lifting treatment through a supporting rod, an electric telescopic rod is started, the electric telescopic rod drives a connecting rod to move through a sliding plate, the connecting rod drives a sliding rod to move, the sliding rod drives the sliding block to move through a sliding groove, and the three sliding blocks drive waterproof sunshade cloth to perform unfolding treatment, so that sun protection treatment can be performed;

s4, when the temperature of the schoolbag is high, the refrigerator is started, the refrigerator carries out refrigeration treatment on water in the water storage bag, the water storage bag carries out heat dissipation treatment on the back, the micro fan is started, the micro fan carries out blowing treatment in the bent pipe, blown air carries out refrigeration treatment through cold water in the water storage bag and then enters the S-shaped through pipe to continue refrigeration, and the refrigerated air enters the ventilation box and is blown out from the air outlet head to carry out heat dissipation treatment on the back.

Compared with the prior art, the invention has the beneficial effects that: the wind-proof sunshade cloth is simple in structure, novel and strong in practicability, the supporting rod is used for lifting the fixed block by the aid of the lifting mechanism, the sliding block is used for driving the waterproof sunshade cloth to be unfolded and sunshade-proof by the aid of the telescopic mechanism, rain-proof treatment of the head of a child during raining is achieved by the aid of the waterproof headgear, the waterproof headgear on the third wind-up roll is rolled up by force of the spring by the aid of the rolling mechanism, the cold water in the water storage bag is used for heat dissipation treatment of the back of the child by the aid of the heat dissipation mechanism, and the air outlet head is used for cooling the back of the child by means of exhausting the refrigerated air out of the air outlet head.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is an enlarged view taken at A of FIG. 2 according to the present invention;

FIG. 4 is a top view of the mounting block of the present invention;

FIG. 5 is a schematic view of the structure of the side plate of the present invention;

FIG. 6 is a side view of the present invention;

FIG. 7 is a schematic view of a winding mechanism according to the present invention;

fig. 8 is a side view of the first inventive work box.

In the figure: 1. a schoolbag body; 2. a fixed box; 3. a lifting mechanism; 31. a motor; 32. a screw rod; 33. a first sliding block; 34. a support bar; 4. a fixed block; 5. a telescoping mechanism; 51. a slider; 52. a chute; 53. a slide bar; 54. a connecting rod; 55. a slide plate; 56. an electric telescopic rod; 6. a winding mechanism; 61. a first work box; 62. a first wind-up roll; 63. a second wind-up roll; 64. a clockwork spring; 7. a heat dissipation mechanism; 71. a micro fan; 72. bending the pipe; 73. an S-shaped through pipe; 74. a ventilation box; 75. an air outlet head; 76. a refrigerator; 8. a third wind-up roll; 9. a waterproof headgear; 10. a fixing hole; 11. a pull ring; 12. a second work box; 13. a slide bar; 14. a second sliding block; 15. a spring; 16. a fixing plate; 17. fixing the bolt; 18. fixing a column; 19. waterproof sun-shading cloth; 20. a side plate; 21. a water storage bag.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides a technical solution: a children schoolbag with a rain and sun shielding function comprises a schoolbag body 1, wherein a fixed box 2 is arranged on one side of the schoolbag body 1, a lifting mechanism 3 is arranged inside the fixed box 2, a fixed block 4 is arranged at the top of the lifting mechanism 3, a telescopic mechanism 5 is arranged inside the fixed block 4, a fixed column 18 is arranged at the top of the fixed block 4, a waterproof sunshade cloth 19 is arranged on the outer side of the fixed column 18, the waterproof sunshade cloth 19 is connected with the telescopic mechanism 5, a side plate 20 is slidably connected to one side of the schoolbag body 1, a second working box 12 is arranged at the top of the side plate 20, a third winding roller 8 is rotatably connected inside the second working box 12, a waterproof hood 9 is arranged on the outer side of the third winding roller 8, a rolling mechanism 6 is arranged inside the side plate 20, the rolling mechanism 6 is connected with the second working box 12, a heat dissipation mechanism 7 is arranged on one side of the side plate 20, and the waterproof sunshade cloth 19 can be conveniently stretched and unfolded through the telescopic mechanism 5, better sunshade and rain-proof treatment, improved work efficiency.

The inside of the side plate 20 is provided with a slide bar 13, the outside of the slide bar 13 is slidably connected with a second slide block 14, the second slide block 14 is fixedly connected with the schoolbag body 1, the outside of the slide bar 13 and the bottom of the second slide block 14 are sleeved with a spring 15, the second slide block 14 is convenient to press the spring 15, the second slide block 14 is used for damping and protecting the schoolbag body 1, the comfort is improved, the lifting mechanism 3 comprises a screw rod 32, the inside of the fixed box 2 is rotatably connected with the screw rod 32, the outside of the screw rod 32 is in threaded connection with a first slide block 33, the first slide block 33 is slidably connected with the fixed box 2, the top of the first slide block 33 is symmetrically provided with support rods 34, the support rods 34 are fixedly connected with the fixed block 4, the support rods 34 are slidably connected with the fixed box 2, the bottom of the fixed box 2 is provided with a motor 31, the output end of the motor 31 is fixedly connected with the screw rod 32, the screw rod 32 is convenient for the screw rod 32 to rotate and drive the first slide block 33 to carry out lifting treatment, the first sliding block 33 drives the fixed block 4 to perform lifting treatment through the supporting rod 34, the lifting stability is improved, the telescopic mechanism 5 comprises a sliding block 51, the inside of the fixed block 4 is slidably connected with three sliding blocks 51, the sliding block 51 is fixedly connected with the waterproof sunshade cloth 19, the inside of the fixed block 4 is slidably connected with a sliding plate 55, the bottom of the sliding plate 55 is fixedly connected with three connecting rods 54, the connecting rods 54 are slidably connected with the fixed block 4, a sliding groove 52 is formed in the inside of the sliding block 51, a sliding rod 53 is slidably connected with the inside of the sliding groove 52, the sliding rod 53 is fixedly connected with the connecting rod 54, an electric telescopic rod 56 is arranged in the inside of the fixed block 4, the output end of the electric telescopic rod 56 is fixedly connected with the sliding plate 55, the electric telescopic rod 56 can drive the three connecting rods 54 to move through the sliding plate 55, the three connecting rods 54 drive the sliding rod 53 to move, the sliding rod 53 drives the sliding block 51 to perform moving treatment through the sliding groove 52, the sliding block 51 drives the waterproof sunshade cloth 19 to unfold, so that rainproof sunshade can be carried out, a pull ring 11 is arranged at one end of the waterproof headgear 9 and positioned outside the second work box 12, a fixing plate 16 is arranged at one side of the second work box 12, a fixing bolt 17 is connected with the internal thread of the fixing plate 16, a fixing hole 10 matched with the fixing bolt 17 is formed in the waterproof headgear 9, so that the fixing bolt 17 can fix the waterproof headgear 9 through the fixing hole 10, the fixing stability is improved, the winding mechanism 6 comprises a first work box 61, a first work box 61 is arranged in the side plate 20, the first work box 61 is fixedly connected with the second work box 12, a first winding roller 62 is rotatably connected in the first work box 61, the first winding roller 62 is fixedly connected with a third winding roller 8, a second winding roller 63 is rotatably connected in the first work box 61, and a clockwork spring 64 is arranged outside the second winding roller 63, one end of a clockwork spring 64 is fixedly connected with a first winding roller 62, so that a second winding roller 63 can conveniently wind and reset the clockwork spring 64, the storage efficiency of the waterproof headgear 9 is improved, the heat dissipation mechanism 7 comprises a micro-fan 71, one side of a side plate 20 is provided with a water storage bag 21, the interior of the water storage bag 21 is provided with an S-shaped through pipe 73, one side of the side plate 20 is symmetrically provided with ventilation boxes 74, two ends of the S-shaped through pipe 73 are fixedly connected with the ventilation boxes 74, one side of the ventilation boxes 74 is provided with an air outlet head 75, the interior of the water storage bag 21 is provided with a bent pipe 72, one end of the bent pipe 72 is fixedly connected with the S-shaped through pipe 73, one side of the side plate 20 is provided with the micro-fan 71, the input end of the micro-fan 71 is provided with an air inlet pipe, the output end of the micro-fan 71 is connected with the bent pipe 72 through an air pipe, the interior of the water storage bag 21 is provided with a refrigerator 76, so that the water refrigerated in the water storage bag 21 can conveniently refrigerate wind in the bent pipe 72 and the S-shaped through pipe 73, the radiating efficiency is improved, one side of curb plate 20 is equipped with the baldric, the inside of curb plate 20 is equipped with the battery, one side of curb plate 20 is equipped with control panel, motor 31, electric telescopic handle 56, micro fan 71 and refrigerator 76 all with control panel electric connection, the control panel of being convenient for carries out the centralized control and handles, has improved security and work efficiency of use.

A use method of a children schoolbag with a rain-sheltering and sun-sheltering function comprises the following steps:

s1, books are placed in the schoolbag body 1, the schoolbag body 1 is carried by the shoulder straps after the books are placed, the water storage bag 21 protects the back of a child, and when the schoolbag moves, the schoolbag body 1 drives the second sliding block 14 to press the spring 15, so that the schoolbag body 1 can be subjected to shock absorption and protection treatment;

s2, when raining, the waterproof headgear 9 can be pulled out through the pull ring 11, the waterproof headgear 9 drives the third wind-up roll 8 to rotate, the third wind-up roll 8 drives the first wind-up roll 62 to rotate, the first wind-up roll 62 winds the spring 64 and drives the second wind-up roll 63 to rotate, the fixing bolt 17 is rotated to fix the waterproof headgear 9 through the fixing hole 10, the fixed waterproof headgear 9 can be worn, the head of a child is subjected to rainproof treatment, when the waterproof headgear is not used, the fixing bolt 17 is rotated and leaves the fixing hole 10, the spring 64 wound outside the first wind-up roll 62 resets at the moment, the third wind-up roll 8 can be driven to rotate, and the waterproof headgear 9 is wound;

s3, when sun protection is needed, the motor 31 is started, the motor 31 drives the screw rod 32 to rotate, the screw rod 32 drives the first sliding block 33 to perform lifting treatment, the first sliding block 33 drives the fixing block 4 to perform lifting treatment through the supporting rod 34, the electric telescopic rod 56 is started, the electric telescopic rod 56 drives the connecting rod 54 to move through the sliding plate 55, the connecting rod 54 drives the sliding rod 53 to move, the sliding rod 53 drives the sliding block 51 to move through the sliding groove 52, and the three sliding blocks 51 drive the waterproof sunshade cloth 19 to perform unfolding treatment, so that sunshade treatment can be performed;

s4, when the temperature of the backpack is high, the refrigerator 76 is started, the refrigerator 76 carries out refrigeration treatment on water in the water storage bag 21, the water storage bag 21 carries out heat dissipation treatment on the back, the micro fan 71 is started, the micro fan 71 carries out blowing treatment on the bent pipe 72, blown air carries out refrigeration treatment on cold water in the water storage bag 21 and then enters the S-shaped through pipe 73 to continue refrigeration, and the refrigerated air enters the ventilation box 74 and is blown out from the air outlet head 75 to carry out heat dissipation treatment on the back.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.