CN217906720U

CN217906720U - Dual-purpose student schoolbag

Info

Publication number: CN217906720U
Application number: CN202123408380.7U
Authority: CN
Inventors: 胡清亮; 胡嘉钰; 胡嘉文; 胡金慧
Original assignee: Guangzhou Tong Zhi Xing Stylistic Co ltd
Current assignee: Guangzhou Tong Zhi Xing Stylistic Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-11-29
Anticipated expiration: 2031-12-30

Abstract

The utility model discloses a dual-purpose type student schoolbag, including the tray shell, the fixed schoolbag that is equipped with in top of tray shell, the both sides of tray shell are all fixed and are equipped with the thick plate, there is L type rocking arm bottom of thick plate through pivot B swing joint, the intermediate position of L type rocking arm is connected with a horizontal connecting rod through pivot A rotation, the intermediate position of thick plate is equipped with pitch arc waist type groove, the other end of horizontal connecting rod is fixed and is equipped with spacing axle, the rear end sliding connection of spacing axle and the inboard of pitch arc waist type groove. The utility model discloses can conveniently adjust the angle of rocking arm, and stable in state, the centre gripping umbrella of being convenient for, sun shade or board carry out the auxiliary use.

Description

Dual-purpose student schoolbag

Technical Field

The utility model relates to a schoolbag technical field specifically is a dual-purpose type student's schoolbag.

Background

With the rapid development of social economy, backpacks (backpacks) refer to bags carried on the back, the materials are diversified, and cases with the textures of leather, plastic materials, terylene, canvas, nylon, cotton, hemp and the like lead fashion trends. In the period of more and more listing personalities, various styles such as conciseness, antique and cartoon also cater to the requirement of fashion people for developing personalities from different sides. The style of the case is also 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.

However, the existing schoolbag has single functionality and is inconvenient to provide functions with multiple purposes; therefore, the existing requirements are not met, and the dual-purpose student schoolbag is provided for the students.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dual-purpose type student schoolbag to current schoolbag functional singleness that proposes in solving above-mentioned background art, the inconvenient function scheduling problem that provides the multiple use.

In order to achieve the above object, the utility model provides a following technical scheme: a dual-purpose student schoolbag comprises a tray shell, wherein a schoolbag is fixedly arranged above the tray shell, thick plates are fixedly arranged on two sides of the tray shell, the bottom end of each thick plate is movably connected with an L-shaped rocker arm through a rotating shaft B, the middle position of each L-shaped rocker arm is rotatably connected with a transverse connecting rod through a rotating shaft A, an arc waist-shaped groove is formed in the middle position of each thick plate, a limiting shaft is fixedly arranged at the other end of each transverse connecting rod, and the rear end of each limiting shaft is slidably connected with the inner side of the arc waist-shaped groove;

one side of the top end of the thick plate is provided with a vertical limiting groove, ten gear holes are vertically and uniformly formed in the inner wall of the vertical limiting groove, a sliding sleeve is sleeved on the surface of the transverse connecting rod, a guide vertical bar is fixedly arranged on the upper end face of the sliding sleeve, an inserting pin penetrates through the top end of the guide vertical bar in a movable mode, a handle A is fixedly arranged at the outer side end of the inserting pin, the handle A is connected with the guide vertical bar through a compression spring, and the inner side end of the inserting pin is clamped into the inner side of one of the gear holes;

two clamping parts are fixedly arranged at the top end of the L-shaped rocker arm.

Preferably, the clamping part comprises an arc-shaped plate, an anti-slip rubber strip is fixedly arranged on one side of the inner wall of the arc-shaped plate, a threaded knob is connected to the other side of the arc-shaped plate in a threaded manner, and a silica gel head is fixedly arranged at one end of the threaded knob and on the inner side of the arc-shaped plate.

Preferably, the L-shaped rocker arm is welded and fixed with the arc-shaped plate.

Preferably, the tray shell and the thick plate are fixed through screws.

Preferably, the inside of schoolbag is equipped with the board, the both ends of board bottom surface all are connected with the stock through the damping pivot.

Preferably, the inner wall of the sliding sleeve is provided with a pulley, and the distance from the axis of the rotating shaft A to the axis of the rotating shaft B is the same as the diameter of the arc waist-shaped groove.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an it pulls out the grafting round pin from the gear hole to pull out handle A outward, pull L type rocking arm down and make L type rocking arm revolute axle B and rotate downwards, thereby the horizontal connecting rod that connects through pivot A in the middle of the L type rocking arm is driven, the spacing axle joint of the horizontal connecting rod other end slides downwards in pitch arc waist type inslot, it is equipped with the sliding sleeve to overlap because of horizontal connecting rod surface activity, the direction vertical retort on sliding sleeve top moves down along with horizontal connecting rod, when pulling L type rocking arm to suitable position, loosen handle A, make the grafting round pin bounce back once more and insert to the gear hole of corresponding height because of compression spring, carry on spacingly to the vertical position of horizontal connecting rod, the distance to pivot B axis because of 9 is the same with the diameter in pitch arc waist type groove, the spacing axle sliding connection of horizontal connecting rod one end is in the inboard in pitch arc waist type groove, so horizontal connecting rod keeps the level always, thereby carry on spacingly to L type rocking arm, the L type rocking arm of having adjusted the position, the umbrella handle of the umbrella that this L type rocking arm can the centre gripping propped open can the centre gripping be used for the supplementary weather rain or the fine weather, the L type rocking arm can not have the fixed stock of the fixed occasion of the same place to insert the desk-top of the pole, it can make things convenient writing.

Drawings

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

FIG. 2 is a schematic structural view of the L-shaped rocker arm of the present invention being pushed downward to a certain angle;

FIG. 3 is a schematic view of a side view of a part of the vertical guide bar of the present invention;

fig. 4 is a schematic structural view of the clamping portion of the present invention.

In the figure: 1. a schoolbag; 2. thick plate; 3. an arc waist-shaped groove; 4. an L-shaped rocker arm; 5. a transverse connecting rod; 6. a sliding sleeve; 7. a guide vertical bar; 8. a clamping part; 9. a rotating shaft A; 10. a limiting shaft; 11. a handle A; 12. a vertical limiting groove; 13. a gear hole; 14. a rotating shaft B; 15. a tray shell; 16. a plug pin; 17. a compression spring; 18. an arc-shaped plate; 19. an anti-slip rubber strip; 20. a threaded knob; 21. and a silica gel head.

Detailed Description

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

Referring to fig. 1 to 4, the present invention provides an embodiment: a dual-purpose student schoolbag comprises a tray shell 15, wherein a schoolbag 1 is fixedly arranged above the tray shell 15, thick plates 2 are fixedly arranged on two sides of the tray shell 15, the bottom ends of the thick plates 2 are movably connected with an L-shaped rocker arm 4 through a rotating shaft B14, the middle position of the L-shaped rocker arm 4 is rotatably connected with a transverse connecting rod 5 through a rotating shaft A9, an arc waist-shaped groove 3 is arranged in the middle position of each thick plate 2, a limiting shaft 10 is fixedly arranged at the other end of each transverse connecting rod 5, and the rear end of each limiting shaft 10 is slidably connected with the inner side of the arc waist-shaped groove 3;

one side of the top end of the thick plate 2 is provided with a vertical limiting groove 12, ten gear holes 13 are vertically and uniformly arranged on the inner wall of the vertical limiting groove 12, a sliding sleeve 6 is sleeved on the surface of the transverse connecting rod 5, a guide vertical bar 7 is fixedly arranged on the upper end face of the sliding sleeve 6, an inserting pin 16 is movably penetrated through the top end of the guide vertical bar 7, a handle A11 is fixedly arranged at the outer side end of the inserting pin 16, the handle A11 is connected with the guide vertical bar 7 through a compression spring 17, and the inner side end of the inserting pin 16 is clamped into the inner side of one of the gear holes 13;

two clamping parts 8 are fixedly arranged at the top end of the L-shaped rocker arm 4.

Further, the clamping portion 8 comprises an arc-shaped plate 18, an anti-slip rubber strip 19 is fixedly arranged on one side of the inner wall of the arc-shaped plate 18, a threaded knob 20 is connected to the other side of the arc-shaped plate 18 in a threaded manner, and a silica gel head 21 is fixedly arranged at one end of the threaded knob 20 and on the inner side of the arc-shaped plate 18.

Further, the L-shaped rocker arm 4 is welded and fixed with the arc-shaped plate 18.

Further, the tray case 15 is fixed to the thick plate 2 by screws.

Furthermore, a writing board is arranged inside the schoolbag 1, and two ends of the bottom surface of the writing board are both connected with a long rod through damping rotating shafts.

Further, the inner wall of the sliding sleeve 6 is provided with a pulley, and the distance from the axis of the rotating shaft A9 to the axis of the rotating shaft B14 is the same as the diameter of the arc waist-shaped groove 3.

The working principle is as follows: when the umbrella rack is used, the inserting pin 16 is pulled out of the gear hole 13 through the outer pulling handle A11, the L-shaped rocker arm 4 is pulled downwards to enable the L-shaped rocker arm 4 to rotate downwards around the rotating shaft B14, the transverse connecting rod 5 connected with the middle of the L-shaped rocker arm 4 through the rotating shaft A9 is driven, the limiting shaft 10 at the other end of the transverse connecting rod 5 is connected with the arc waist-shaped groove 3 in a clamped mode and slides downwards, the sliding sleeve 6 is movably sleeved on the outer surface of the transverse connecting rod 5, the guide vertical bar 7 at the top end of the sliding sleeve 6 moves downwards along with the transverse connecting rod 5, when the L-shaped rocker arm 4 is pulled to a proper position, the handle A11 is released, the inserting pin 16 rebounds and is inserted into the gear hole 13 with the corresponding height again through the compression spring 17, the vertical position of the transverse connecting rod 5 is limited, the distance from the axis of the rotating shaft A9 to the axis of the rotating shaft B14 is the same as the diameter of the arc waist-shaped groove 3, the limiting shaft 10 at one end of the transverse connecting rod 5 is slidably connected to the inner side of the arc waist-shaped groove 3, the transverse connecting rod 5 is always kept horizontal, the L-shaped rocker arm 4 is limited, the L-shaped rocker arm 4 can be used for limiting on the occasion that a desk top end of the umbrella rack can be used for clamping a desk top of an umbrella rack for clamping auxiliary umbrella rack, and a desk, a user can be used for clamping umbrella, the umbrella rack for clamping a desk, and a desk, the umbrella can be used for clamping desk, and a desk, the umbrella can be used for clamping a desk, and a desk, the umbrella can be used for clamping auxiliary umbrella rack for clamping a desk, and a desk.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a dual-purpose type student schoolbag, includes tray shell (15), its characterized in that: a schoolbag (1) is fixedly arranged above the tray shell (15), thick plates (2) are fixedly arranged on two sides of the tray shell (15), the bottom ends of the thick plates (2) are movably connected with an L-shaped rocker arm (4) through a rotating shaft B (14), the middle position of the L-shaped rocker arm (4) is rotatably connected with a transverse connecting rod (5) through a rotating shaft A (9), an arc waist-shaped groove (3) is arranged in the middle position of each thick plate (2), a limiting shaft (10) is fixedly arranged at the other end of each transverse connecting rod (5), and the rear end of each limiting shaft (10) is slidably connected with the inner side of the arc waist-shaped groove (3);

one side of the top end of the thick plate (2) is provided with a vertical limiting groove (12), the inner wall of the vertical limiting groove (12) is vertically and uniformly provided with ten gear holes (13), the surface of the transverse connecting rod (5) is sleeved with a sliding sleeve (6), the upper end face of the sliding sleeve (6) is fixedly provided with a guide vertical bar (7), the top end of the guide vertical bar (7) is movably penetrated with an inserting pin (16), the outer side end of the inserting pin (16) is fixedly provided with a handle A (11), the handle A (11) is connected with the guide vertical bar (7) through a compression spring (17), and the inner side end of the inserting pin (16) is clamped into the inner side of one of the gear holes (13);

two clamping parts (8) are fixedly arranged at the top end of the L-shaped rocker arm (4).

2. The dual-purpose student schoolbag as claimed in claim 1, wherein: clamping part (8) include arc (18), one side of arc (18) inner wall is fixed and is equipped with anti-skidding adhesive tape (19), the opposite side threaded connection of arc (18) has screw thread knob (20), the one end of screw thread knob (20) just is located the inboard of arc (18) and is fixed and is equipped with silica gel head (21).

3. A dual-purpose student schoolbag as claimed in claim 2, wherein: the L-shaped rocker arm (4) is welded and fixed with the arc-shaped plate (18).

4. The dual-purpose student schoolbag as recited in claim 1, wherein: the tray shell (15) is fixed with the thick plate (2) through screws.

5. The dual-purpose student schoolbag as claimed in claim 1, wherein: the schoolbag is characterized in that a writing board is arranged inside the schoolbag (1), and two ends of the bottom surface of the writing board are connected with long rods through damping rotating shafts.

6. The dual-purpose student schoolbag as claimed in claim 1, wherein: the inner wall of the sliding sleeve (6) is provided with a pulley, and the distance from the axis of the rotating shaft A (9) to the axis of the rotating shaft B (14) is the same as the diameter of the arc waist-shaped groove (3).