CN219962189U

CN219962189U - Waterproof pull rod schoolbag

Info

Publication number: CN219962189U
Application number: CN202321248451.8U
Authority: CN
Inventors: 熊小兵
Original assignee: Aiguole Technology Co ltd
Current assignee: Aiguole Technology Co ltd
Priority date: 2023-05-23
Filing date: 2023-05-23
Publication date: 2023-11-07
Anticipated expiration: 2033-05-23

Abstract

The utility model discloses a waterproof pull rod schoolbag which comprises a waterproof schoolbag body, wherein a pull rod assembly is arranged at the upper end of the back surface of the waterproof schoolbag body, a hard bottom plate is arranged at the bottom of the waterproof schoolbag body, supporting feet are symmetrically arranged at two sides of one end of the bottom of the hard bottom plate, and first universal wheels are symmetrically arranged at two sides of the other end of the bottom plate; a first damping shock rod is arranged between the first universal wheel and the bottom of the hard bottom plate, an installation cavity is formed in the inner side of the accommodating part, and a screw rod is rotationally connected to the middle part of the inner side of the installation cavity. This waterproof type pull rod schoolbag through lead screw, movable plate, knob, access, second universal wheel, the second damping shock attenuation pole that set up mutually support waterproof schoolbag body when can pulling on the slope, has increased waterproof schoolbag body distance to the slope face, has avoided waterproof schoolbag body and slope face contact wearing and tearing.

Description

Waterproof pull rod schoolbag

Technical Field

The utility model relates to the field of schoolbags, in particular to a waterproof pull rod schoolbag.

Background

The schoolbag is a bag made of cloth, leather and the like, students are used for carrying textbooks and stationery, along with the heavy learning industry of the students, the weight of the textbooks of the students is also continuously increased, the overweight of the schoolbag can lead the heads, the necks and the backs of the students not to be inclined forward independently when the students are in front of the backpack, the gravity center of the schoolbag is fully concentrated on the spine, the spine is pressed for a long time, the damage to the spine of the students is caused, the physical and mental health of the students is affected, and then the schoolbag with the pull rod is arranged, so that the students can pull the schoolbag forward by hand, and the burden of the shoulders of the students is lightened. Along with the development of scientific technology, the pull rod schoolbag is also technically improved, but when the pull rod schoolbag in the prior art is used outdoors in rainy and snowy weather, the schoolbag can be wet and water, so that articles in the schoolbag are influenced.

In China, patent application number: 202121126327.5 the utility model discloses a high-capacity wear-resistant pull rod electric schoolbag, the device inclusion, the hand strap, the side pocket, the anticollision board, the gyro wheel, the wearing layer, the pull rod, the material layer, waterproof oil-resistant layer and scratch-resistant layer, the utility model has the following beneficial effects that through setting up the wearing layer in the gyro wheel outside, the wearing layer adopts the carborundum material, spray-coating carborundum in the gyro wheel outside, carborundum is owing to stable chemical property, high thermal conductivity, thermal expansion coefficient is little, wear resistance is good, its wearability can prolong product life 1-2 times, and the hardness of carborundum is very big, mohs hardness is 9.5 grade, only be inferior to world hardest diamond, have good heat conductivility, be a semiconductor, can resist oxidation at high temperature, thereby improve pull rod electric schoolbag life, through setting up waterproof oil-resistant layer and scratch-resistant layer in the inclusion outside, thereby the cutting resistance and waterproof schoolbag oil resistance that improve.

The prior art has certain waterproof performance, but the roller is positioned at one end of the bottom, when the roller is pulled to climb the slope, the slope can grind the back of the schoolbag, the schoolbag is easy to dirty, dust and dirt on the roller can easily dirty clothes when the schoolbag is carried on, the damping effect is also poor, in addition, the roller is waterproof and depends on the material of cloth, and the zipper area at the upper end of the schoolbag cannot be better rainproof.

Therefore, it is necessary to provide a waterproof pull rod schoolbag to solve the above problems.

Disclosure of Invention

The utility model mainly aims to provide a waterproof pull rod schoolbag which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the waterproof pull rod schoolbag comprises a waterproof schoolbag body, wherein a pull rod assembly is arranged at the upper end of the back surface of the waterproof schoolbag body, a hard bottom plate is arranged at the bottom of the waterproof schoolbag body, supporting feet are symmetrically arranged at two sides of one end of the bottom of the hard bottom plate, and first universal wheels are symmetrically arranged at two sides of the other end of the bottom of the hard bottom plate;

the novel damping device comprises a hard base plate, and is characterized in that a first damping shock rod is arranged between the first universal wheel and the bottom of the hard base plate, an installation cavity is formed in the inner side of the storage cavity, a screw rod is connected with the middle of the inner side of the installation cavity in a rotating mode, a knob is arranged at one end of the screw rod, a movable plate is connected to the screw rod in a threaded mode, second damping shock rods are symmetrically arranged at two ends of one side of the movable plate, away from the knob, a second universal wheel is arranged at one end of the second damping shock rods, away from the movable plate, and an inlet and an outlet are symmetrically arranged at two ends of the other side of the hard base plate, away from the knob.

Preferably, the knob is located at the outer side of the hard bottom plate, and the second universal wheel corresponds to the inlet and the outlet.

Preferably, guide rods are symmetrically arranged at two ends of the inner cavity of the mounting cavity, and two ends of the moving plate are respectively and movably connected with the two guide rods.

Preferably, the bottom swing joint at waterproof schoolbag body back has the shielding plate, one side of shielding plate free end is provided with the second magic and pastes the hair face, the lower extreme at waterproof schoolbag body back is provided with the second magic and pastes the face of colluding to the second magic is pasted and is colluded the face and paste the hair face with the second magic and correspond.

Preferably, through grooves are symmetrically formed in the front end and the rear end of the shielding plate, and the through grooves correspond to the inlet and the outlet.

Preferably, the outside of waterproof schoolbag body is provided with rain-proof cloth, rain-proof cloth's both ends symmetry is provided with first magic and pastes the hair face, the bilateral symmetry of waterproof schoolbag body lower extreme is provided with first magic and pastes the face of colluding, rain-proof cloth is fixed in the outside of waterproof schoolbag body through the cooperation that first magic pasted the hair face and first magic subsides the face of colluding.

Advantageous effects

Compared with the prior art, the utility model provides the waterproof pull rod schoolbag which has the following beneficial effects:

1. this waterproof type pull rod schoolbag through lead screw, movable plate, knob, exit, second universal wheel, the mutually supporting of second damping shock attenuation pole that set up can support waterproof schoolbag body when pulling on the slope, has increased waterproof schoolbag body distance to the slope face, has avoided waterproof schoolbag body and slope face contact wearing and tearing, hide the second universal wheel when the horizontal plane removes through first universal wheel can, convenient operation has increased the functionality, the setting of guide arm is convenient for lead to the movable plate, stability has been increased, the setting of first damping shock attenuation pole and second damping shock attenuation pole is convenient for cushion the shock attenuation when removing.

2. This waterproof pull rod schoolbag pastes hair face, second magic through shielding plate, second magic that set up and colludes the face and be convenient for shelter from first universal wheel when carrying waterproof schoolbag body, avoided making dirty the clothes, upwards overturn the shielding plate fixed can when removing, the setting of logical groove is convenient for adapt to the business turn over of second universal wheel.

3. This waterproof pull rod schoolbag, waterproof cloth is fixed in the outside of waterproof schoolbag body through first magic subsides hair face and first magic subsides collude the face, is convenient for protect the zip fastener region of waterproof schoolbag body, has avoided zip fastener department to intake.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged view of the utility model at A in FIG. 1;

FIG. 3 is a schematic top view of a rigid chassis of the present utility model;

fig. 4 is a schematic top view of the shielding plate of the present utility model.

In the figure: 1. a waterproof schoolbag body; 2. a pull rod assembly; 3. a hard base plate; 4. supporting feet; 5. rain-proof cloth; 6. a first magic tape surface; 7. the first magic tape hook surface; 8. a knob; 9. a first damping shock rod; 10. a first universal wheel; 11. a shielding plate; 12. a second magic tape surface; 13. a through groove; 14. the second magic hook surface; 15. a mounting cavity; 16. a screw rod; 17. a moving plate; 18. a guide rod; 19. a second damping vibration attenuation rod; 20. a second universal wheel; 21. and (5) an inlet and an outlet.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-4, a waterproof pull rod schoolbag comprises a waterproof schoolbag body 1, wherein a pull rod assembly 2 is arranged at the upper end of the back surface of the waterproof schoolbag body 1, a hard bottom plate 3 is arranged at the bottom of the waterproof schoolbag body 1, supporting legs 4 are symmetrically arranged at two sides of one end of the bottom of the hard bottom plate 3, and first universal wheels 10 are symmetrically arranged at two sides of the other end of the hard bottom plate;

the waterproof schoolbag comprises a hard bottom plate 3, a first universal wheel 10 and a hard bottom plate 3, a first damping shock rod 9 is arranged between the first universal wheel 10 and the bottom of the hard bottom plate 3, a mounting cavity 15 is arranged on the inner side of the storage cavity 15, a screw rod 16 is rotatably connected to the middle of the inner side of the mounting cavity 15, a knob 8 is arranged at one end of the screw rod 16, the knob 8 is located on the outer side of the hard bottom plate 3, a movable plate 17 is connected to the screw rod 16 through threads, second damping shock rods 19 are symmetrically arranged at two ends of one side of the movable plate 17, one end of the second damping shock rod 19, which is far away from the movable plate 17, is provided with a second universal wheel 20, the first damping shock rods 9 and one end of the second damping shock rods 19 are convenient to buffer and shock, the second universal wheel 20 corresponds to an inlet and an outlet 21, the hard bottom plate 3 is symmetrically arranged at two ends of one side of the hard bottom plate 8, the screw rod 16, the movable plate 17, the knob 8, the inlet and the outlet 21, the second universal wheel 20 and the second damping shock rods 19 are mutually matched to support the waterproof schoolbag body 1 when being pulled on a slope, the waterproof schoolbag body 1 is prevented from being away from the slope, the distance of the waterproof body 1 from the slope, the waterproof body is convenient to be in contact with the second universal wheel 10, and the universal wheel is convenient to operate and the slope.

Guide rods 18 are symmetrically arranged at two ends of the inner cavity of the installation cavity 15, two ends of the moving plate 17 are movably connected with the two guide rods 18 respectively, and the guide rods 18 are convenient to guide the moving plate 17, so that stability is improved.

The bottom swing joint at waterproof schoolbag body 1 back has shielding plate 11, and one side of shielding plate 11 free end is provided with second magic subsides hair face 12, and the lower extreme at waterproof schoolbag body 1 back is provided with second magic subsides and colludes face 14 to second magic subsides collude face 14 and second magic subsides hair face 12 correspond, and shielding plate 11 through setting up, second magic subsides hair face 12, second magic subsides collude face 14 are convenient for shelter from first universal wheel 10 when carrying waterproof schoolbag body 1, have avoided getting dirty clothes, with shielding plate 11 upwards upset fixed can when moving.

The front end and the rear end of the shielding plate 11 are symmetrically provided with through grooves 13, the through grooves 13 correspond to the inlet and outlet 21, and the through grooves 13 are arranged so as to be convenient for adapting to the inlet and outlet of the second universal wheel 20.

The outside of waterproof schoolbag body 1 is provided with waterproof cloth 5, and waterproof cloth 5's both ends symmetry is provided with first magic subsides hair face 6, and waterproof schoolbag body 1 lower extreme's bilateral symmetry is provided with first magic subsides and colludes face 7, and waterproof cloth 5 is fixed in waterproof schoolbag body 1's outside through the cooperation of first magic subsides hair face 6 and first magic subsides collude face 7, and waterproof cloth 5 is fixed in waterproof schoolbag body 1's outside through first magic subsides hair face 6 and first magic subsides collude face 7, is convenient for protect waterproof schoolbag body 1's zip fastener region, has avoided zip fastener department to intake.

It should be noted that, the utility model is a waterproof pull rod schoolbag, when in use, the screw rod 16, the moving plate 17, the knob 8, the inlet and outlet 21, the second universal wheel 20 and the second damping shock absorption rod 19 are mutually matched to support the waterproof schoolbag body 1 when being pulled on a slope, specifically, the screw rod 16 is driven to rotate by the rotating knob 8, the screw rod 16 drives to displace, the moving plate 17 drives the second damping shock absorption rod 19 and the second universal wheel 20 to penetrate out of the inlet and outlet 21 and the through groove 13, the second universal wheel 20 moves when being pulled on the slope, the distance between the waterproof schoolbag body 1 and the slope surface is increased, the contact abrasion between the waterproof schoolbag body 1 and the slope surface is avoided, the second universal wheel 20 is hidden to move through the first universal wheel 10 when moving on the horizontal plane, the operation is convenient, the functionality is increased, the setting of the guide rod 18 is convenient to guide the moving plate 17, the stability is increased, the first damping shock absorption rod 9 and the second damping shock absorption rod 19 are convenient for buffering and damping when moving, the shielding plate 11, the second magic tape surface 12 and the second magic tape surface 14 are convenient for shielding the first universal wheel 10 when carrying the waterproof schoolbag body 1, the shielding plate 11 is turned downwards in the front of the waterproof schoolbag body 1, the second magic tape surface 12 is separated from the second magic tape surface 14, the shielding plate 11 shields the first universal wheel 10, clothes are prevented from being soiled, the shielding plate 11 is turned upwards and fixed when moving, the through groove 13 is convenient for adapting to the inlet and outlet of the second universal wheel 20, the waterproof cloth 5 is fixed on the outer side of the waterproof schoolbag body 1 through the first magic tape surface 6 and the first magic tape surface 7, the zipper area of the waterproof schoolbag body 1 is convenient for protection, water is prevented from entering the zipper.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The waterproof pull rod schoolbag comprises a waterproof schoolbag body (1), wherein a pull rod assembly (2) is arranged at the upper end of the back surface of the waterproof schoolbag body (1), a hard bottom plate (3) is arranged at the bottom of the waterproof schoolbag body (1), supporting feet (4) are symmetrically arranged at two sides of one end of the bottom of the hard bottom plate (3), and first universal wheels (10) are symmetrically arranged at two sides of the other end of the bottom of the hard bottom plate;

the method is characterized in that: the novel damping device is characterized in that a first damping shock rod (9) is arranged between the first universal wheel (10) and the bottom of the hard bottom plate (3), an installation cavity (15) is arranged on the inner side of the accommodating cavity (15), a screw rod (16) is rotationally connected to the middle of the inner side of the installation cavity (15), a knob (8) is arranged at one end of the screw rod (16), a movable plate (17) is connected to the screw rod (16) in a threaded manner, second damping shock rods (19) are symmetrically arranged at two ends of the movable plate (17) far away from one side of the knob (8), a second universal wheel (20) is arranged at one end of the second damping shock rods (19) far away from the movable plate (17), and an inlet and outlet (21) is symmetrically arranged at two ends of the hard bottom plate (3) far away from one side of the knob (8).

2. A waterproof pull rod schoolbag according to claim 1 wherein: the knob (8) is positioned on the outer side of the hard bottom plate (3), and the second universal wheel (20) corresponds to the inlet and outlet (21).

3. A waterproof pull rod schoolbag according to claim 1 wherein: guide rods (18) are symmetrically arranged at two ends of the inner cavity of the mounting cavity (15), and two ends of the moving plate (17) are respectively and movably connected with the two guide rods (18).

4. A waterproof pull rod schoolbag according to claim 1 wherein: the waterproof schoolbag comprises a waterproof schoolbag body (1), wherein the bottom of the back of the waterproof schoolbag body is movably connected with a shielding plate (11), one side of the free end of the shielding plate (11) is provided with a second magic tape surface (12), the lower end of the back of the waterproof schoolbag body (1) is provided with a second magic tape hook surface (14), and the second magic tape hook surface (14) corresponds to the second magic tape surface (12).

5. The waterproof pull rod schoolbag of claim 4 wherein: the front end and the rear end of the shielding plate (11) are symmetrically provided with through grooves (13), and the through grooves (13) correspond to the inlet and outlet (21).

6. A waterproof pull rod schoolbag according to claim 1 wherein: the waterproof schoolbag comprises a waterproof schoolbag body (1), wherein waterproof cloth (5) is arranged on the outer side of the waterproof schoolbag body (1), first magic hook surfaces (6) are symmetrically arranged at two ends of the waterproof cloth (5), first magic hook surfaces (7) are symmetrically arranged on the two sides of the lower end of the waterproof schoolbag body (1), and the waterproof cloth (5) is fixed on the outer side of the waterproof schoolbag body (1) through the cooperation of the first magic hook surfaces (6) and the first magic hook surfaces (7).