CN220199306U - Folding schoolbag trailer capable of being used as reading rack and notebook computer support - Google Patents
Folding schoolbag trailer capable of being used as reading rack and notebook computer support Download PDFInfo
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- CN220199306U CN220199306U CN202321743416.3U CN202321743416U CN220199306U CN 220199306 U CN220199306 U CN 220199306U CN 202321743416 U CN202321743416 U CN 202321743416U CN 220199306 U CN220199306 U CN 220199306U
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- pull rod
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Abstract
The utility model discloses a folding schoolbag trailer capable of being used as a reading rack and a notebook computer bracket, which comprises a carrying plate and two wheel frames arranged on the bottom surface of the carrying plate, wherein the wheel frames are provided with wheels, the carrying plate is also provided with a telescopic pull rod, the wheel frames are provided with locking structures, the bottom surface of the carrying plate is provided with a folding concave cavity, and the top ends of the wheel frames are connected with the folding concave cavity through shaft rods; the front of carrying the thing board is provided with the U-shaped draw-in groove that is used for the card to go into flexible pull rod, still is provided with pull rod hasp structure in the front of carrying the thing board, is provided with in the support frame draw-in groove and adjusts support frame structure, and the front base activity of carrying the thing board is provided with books bearing structure. The folding type folding bicycle has reasonable structural arrangement, can fold the wheel frame and the telescopic pull rod onto the carrying plate according to the needs, is beneficial to saving space, can adjust the inclination angle of the carrying plate according to the needs, can be used as a computer frame or a book reading frame, greatly improves the application range, and has strong applicability and good practicability.
Description
Technical Field
The utility model belongs to the technical field of schoolbag trailers, and particularly relates to a folding schoolbag trailer capable of being used as a reading frame and a notebook computer bracket.
Background
The schoolbag trailer is a common structure, and is generally composed of a carriage, a telescopic pull rod arranged on the carriage and a travelling wheel arranged on the carriage, and can meet the use requirements of common situations, but in the practical application process, the schoolbag trailer can only simply realize the function of dragging the schoolbag, has limited functions, can only simply drag objects, cannot effectively fold, is unfavorable for carrying and use, and therefore has limited applicability and practicality.
Disclosure of Invention
The utility model aims to provide a folding schoolbag trailer which is reasonable in structural arrangement, can be folded, can be used as a reading frame and a notebook computer bracket.
The technical scheme for achieving the purpose is that the folding schoolbag trailer capable of being used as a reading rack and a notebook computer bracket comprises a carrying plate and two wheel frames arranged on the bottom surface of the carrying plate, wherein wheels are arranged on the wheel frames, telescopic pull rods are further arranged on the carrying plate, locking structures are arranged on the wheel frames, folding concave cavities are arranged on the bottom surface of the carrying plate, the top ends of the wheel frames are connected to the folding concave cavities through shaft rods, the wheel frames can rotate around the shaft rods and are clamped in the folding concave cavities in a folding mode, and the wheel frames are locked on the carrying plate through the locking structures when unfolded;
the front of carrying the thing board is provided with the U-shaped draw-in groove that is used for the card to go into flexible pull rod, still is provided with pull rod hasp structure in the front of carrying the thing board, flexible pull rod's bottom pass through the circle axle with it is connected to carry the thing board, just flexible pull rod can rotate and fold in the U-shaped draw-in groove and lock the position through pull rod hasp structure with the circle axle as the center, the back of carrying the thing board still is provided with the support frame draw-in groove, be provided with regulation support frame structure in the support frame draw-in groove, the front base activity of carrying the thing board is provided with books bearing structure.
The support frame structure is adjusted including adjusting branch and supporting the pressure branch, the outside end integrated into one piece of adjusting branch has horizontal extension board, a plurality of U-shaped is supported and is pressed the recess has evenly been seted up to the top surface of adjusting branch, the inboard end of adjusting branch with support the pressure branch and all be connected with carrying the thing board through the loose axle, the bottom surface integrated into one piece of supporting the pressure branch has with U-shaped support and press recess matched with to press protruding, support the pressure branch and support the branch and expand the back and form triangle-shaped with carrying the thing board, support the pressure branch and support the pressure and realize carrying the regulation of different inclination of thing board in the U-shaped of difference and support the pressure recess.
The height of the adjusting support rod is larger than that of the transverse support plate, an inclined part is arranged between the end part of the adjusting support rod and the transverse support plate, and a part of U-shaped pressing concave groove is arranged on the inclined part.
The book supporting structure comprises two supporting panels, book limiting protrusions are arranged at the outer side ends of the supporting panels, L-shaped clamping grooves are formed in the front edges of the carrying plates, the inner side ends of the supporting panels are connected in the L-shaped clamping grooves through shaft bodies, and the supporting panels and the book limiting protrusions can be folded in the L-shaped clamping grooves by taking the shaft bodies as the centers.
And unlocking keys are arranged on the locking structure and the pull rod locking structure.
The utility model has the positive effects that: the utility model has reasonable structural arrangement, can fold the wheel frame and the telescopic pull rod onto the carrying plate according to the requirement, thereby being beneficial to saving space, and is also provided with an adjusting support frame structure, which can adjust the inclination angle of the carrying plate according to the requirement, and can be used as a computer frame or a book reading frame by being matched with a book supporting structure, thereby greatly improving the application range, having strong applicability and good practicability; and its regulation branch has a plurality of U-shaped to support and press the recess cooperation to support and press branch, can realize the regulation of different angles, satisfies the reading demand of different angles promptly, and the practicality is strong.
Drawings
In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments that are illustrated in the appended drawings, in which:
FIG. 1 is a schematic view of the structure of the present utility model when expanded;
FIG. 2 is a schematic view of the structure of the present utility model after folding;
FIG. 3 is a block diagram of the present utility model when used as a computer rack or reading rack.
Detailed Description
Example 1
FIGS. 1-3 show an embodiment of the present utility model, wherein FIG. 1 is a schematic view of the structure of the present utility model when expanded; FIG. 2 is a schematic view of the structure of the present utility model after folding; FIG. 3 is a block diagram of the present utility model when used as a computer rack or reading rack.
Referring to fig. 1 to 3, a folding schoolbag trailer capable of being used as a reading rack and a notebook computer bracket comprises a carrying plate 1 and two wheel frames 2 arranged on the bottom surface of the carrying plate, wherein in the practical application process, the carrying plate can be made thinner for reducing weight. The vehicle wheel frame is provided with wheels 3, the carrying plate is also provided with a telescopic pull rod 4, in the embodiment, the telescopic pull rod is of a conventional structure in the prior art, a T-shaped handle can be adopted, so that the distance from a holding point to a body can be reduced, the spine torsion amplitude during towing is reduced, the convenience of operation is improved, the vehicle wheel frame is provided with a locking structure 5, the locking structure is of a conventional structure and mainly comprises a locking plate and a movable inserting block positioned on the locking plate, when the vehicle wheel frame is unfolded, the locking is carried out on the carrying plate through the movable inserting block, so that the vehicle wheel frame is prevented from being automatically folded, the stability and the reliability of use are ensured, the bottom surface of the carrying plate is provided with a folding concave cavity, in the embodiment, the folding concave cavity is formed after the vehicle wheel frame is folded, the surface flatness of the carrying plate can be ensured, the top end of the vehicle wheel frame is connected with the concave cavity through a shaft rod, and the vehicle wheel frame can rotate around the center and be clamped in the folding concave cavity, and the vehicle wheel frame is positioned on the locking plate through the folding concave cavity when the vehicle wheel frame is unfolded; as shown in fig. 1, the folding and unfolding device is unfolded to be used as a trailer, and a schoolbag and the like can be placed on the carrying plate while holding the telescopic pull rod; in fig. 2, after being completely folded, the whole volume and occupied area are smaller, so that the operation such as storage and the like can be facilitated;
the front of carrying the thing board is provided with the U-shaped draw-in groove 6 that is used for the card to go into flexible pull rod, still is provided with pull rod hasp structure 7 in the front of carrying the thing board, and in this embodiment, pull rod hasp structure is conventional structure, and it is mainly by the plane board, be in the plane inboard and support the pressure bullet piece, thereby when flexible pull rod card goes into U-shaped draw-in groove, support the lateral part of pressing at flexible pull rod through the pressure bullet piece, can prevent flexible pull rod and drop automatically, in order to guarantee the stationarity after folding, flexible pull rod's bottom pass through the circular shaft with carry the thing board to be connected, in the use, flexible pull rod can use the circular shaft to rotate and fold and carry out the locking position at U-shaped draw-in groove and through pull rod hasp structure, the back of carrying the thing board still is provided with support frame draw-in groove, be provided with in the support frame draw-in groove and adjust support frame structure 9, the front base activity of carrying the thing board is provided with books supporting structure 10. And in order to facilitate unlocking operation, an unlocking key 8 is arranged on the locking structure and the pull rod locking structure. Therefore, when the unfolding is needed, unlocking can be realized by pressing the unlocking key, and the unfolding operation is convenient. In fig. 3, the folding type book support is used as a reading rack or a computer rack, at the moment, the telescopic pull rod, the wheel frame and the like are folded, the angle of the folding type book support is adjusted by adjusting the supporting frame structure, and meanwhile, the book support structure is unfolded to conveniently place books, computers and other objects.
In the practical application process, adjust support frame structure 9 includes and adjusts branch 91 and supports pressure branch 92, adjust the outside end integrated into one piece of branch has horizontal extension board 93, in this embodiment, adjust branch, support pressure branch and horizontal extension board mainly be metal or plastics structure, it is through adjusting the horizontal extension board of branch cooperation and realize the purpose of supporting, also in order to increase the area of contact with the mesa, support pressure branch mainly be used for adjusting the supporting position, in order to realize the inclination of carrying the thing board, in order to satisfy the reading demand of different circumstances, a plurality of U-shaped supports pressure recess 94 have evenly been seted up to the top surface of adjusting the branch, adjust the inboard end of branch and support pressure branch all be connected with carrying the thing board through the loose axle, support pressure branch's bottom surface integrated into one piece has with U-shaped supports pressure recess matched with supports pressure protrusion 95, supports the pressure protrusion mainly be the round bar, it is mainly used for the card to go into in the U-shaped supports the pressure recess to guarantee the position accuracy after adjusting, prevent the condition of aversion, support pressure branch and support board form triangle-shaped with carrying the thing board after expanding to satisfy the reading demand of different circumstances, support pressure and support pressure board supports the different in the different angle of pressing the slope. In the practical application process, the height of adjusting the branch is greater than the height of horizontal extension board, there is tilting portion 96 between the tip of adjusting the branch and the horizontal extension board, and partial U-shaped supports presses the recess to be in on the tilting portion.
The book supporting structure 10 comprises two supporting panels 101, book limiting protrusions 102 are arranged at the outer side ends of the supporting panels, L-shaped clamping grooves 103 are formed in the front edges of the carrying plates, the inner side ends of the supporting panels are connected in the L-shaped clamping grooves through shaft bodies, and the supporting panels and the book limiting protrusions can be folded in the L-shaped clamping grooves by taking the shaft bodies as the centers. In this embodiment, the support panel is a metal or plastic structure, and its width is narrower, mainly when using as reading support, can place the bottom of books on the support panel, can fold when not using moreover, prevents to influence normal use when dragging.
The utility model has reasonable structural arrangement, can fold the wheel frame and the telescopic pull rod onto the carrying plate according to the requirement, thereby being beneficial to saving space, and is also provided with an adjusting support frame structure, which can adjust the inclination angle of the carrying plate according to the requirement, and can be used as a computer frame or a book reading frame by being matched with a book supporting structure, thereby greatly improving the application range, having strong applicability and good practicability; and its regulation branch has a plurality of U-shaped to support and press the recess cooperation to support and press branch, can realize the regulation of different angles, satisfies the reading demand of different angles promptly, and the practicality is strong.
The standard components used in this embodiment may be purchased directly from the market, but the nonstandard structural components described in the specification may also be obtained directly by unambiguous processing according to the common general knowledge in the prior art, and meanwhile, the connection manner of each component adopts the conventional means mature in the prior art, and the machinery, the components and the equipment all adopt the conventional types in the prior art, so that no specific description will be made here.
It is to be understood that the above examples of the present utility model are provided by way of illustration only and not by way of limitation of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While those obvious variations or modifications which come within the spirit of the utility model remain within the scope of the utility model.
Claims (5)
1. The utility model provides a can regard as folding schoolbag trailer of reading frame and notebook computer support, includes that the thing board is in with the setting carry two wheel frames of thing board bottom surface, be provided with the wheel on the wheel frame, still be provided with flexible pull rod, its characterized in that on the thing board: the vehicle wheel frame is provided with a locking structure, the bottom surface of the carrying plate is provided with a folding concave cavity, the top end of the vehicle wheel frame is connected with the folding concave cavity through a shaft rod, the vehicle wheel frame can rotate around the shaft rod and is folded and clamped in the folding concave cavity, and the vehicle wheel frame is locked on the carrying plate through the locking structure when being unfolded so as to be positioned;
the front of carrying the thing board is provided with the U-shaped draw-in groove that is used for the card to go into flexible pull rod, still is provided with pull rod hasp structure in the front of carrying the thing board, flexible pull rod's bottom pass through the circle axle with it is connected to carry the thing board, just flexible pull rod can rotate and fold in the U-shaped draw-in groove and lock the position through pull rod hasp structure with the circle axle as the center, the back of carrying the thing board still is provided with the support frame draw-in groove, be provided with regulation support frame structure in the support frame draw-in groove, the front base activity of carrying the thing board is provided with books bearing structure.
2. A folding schoolbag trailer capable of being used as a reading stand and a notebook computer bracket as claimed in claim 1, wherein: the support frame structure is adjusted including adjusting branch and supporting the pressure branch, the outside end integrated into one piece of adjusting branch has horizontal extension board, a plurality of U-shaped is supported and is pressed the recess has evenly been seted up to the top surface of adjusting branch, the inboard end of adjusting branch with support the pressure branch and all be connected with carrying the thing board through the loose axle, the bottom surface integrated into one piece of supporting the pressure branch has with U-shaped support and press recess matched with to press protruding, support the pressure branch and support the branch and expand the back and form triangle-shaped with carrying the thing board, support the pressure branch and support the pressure and realize carrying the regulation of different inclination of thing board in the U-shaped of difference and support the pressure recess.
3. A folding schoolbag trailer capable of being used as a reading stand and a notebook computer bracket as claimed in claim 2, wherein: the height of the adjusting support rod is larger than that of the transverse support plate, an inclined part is arranged between the end part of the adjusting support rod and the transverse support plate, and a part of U-shaped pressing concave groove is arranged on the inclined part.
4. A folding schoolbag trailer capable of being used as a reading stand and a notebook computer bracket according to claim 3, which is characterized in that: the book supporting structure comprises two supporting panels, book limiting protrusions are arranged at the outer side ends of the supporting panels, L-shaped clamping grooves are formed in the front edges of the carrying plates, the inner side ends of the supporting panels are connected in the L-shaped clamping grooves through shaft bodies, and the supporting panels and the book limiting protrusions can be folded in the L-shaped clamping grooves by taking the shaft bodies as the centers.
5. A folding schoolbag trailer capable of being used as a reading stand and a notebook computer bracket as claimed in claim 4, wherein: and unlocking keys are arranged on the locking structure and the pull rod locking structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321743416.3U CN220199306U (en) | 2023-07-05 | 2023-07-05 | Folding schoolbag trailer capable of being used as reading rack and notebook computer support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321743416.3U CN220199306U (en) | 2023-07-05 | 2023-07-05 | Folding schoolbag trailer capable of being used as reading rack and notebook computer support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220199306U true CN220199306U (en) | 2023-12-19 |
Family
ID=89142698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321743416.3U Active CN220199306U (en) | 2023-07-05 | 2023-07-05 | Folding schoolbag trailer capable of being used as reading rack and notebook computer support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220199306U (en) |
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2023
- 2023-07-05 CN CN202321743416.3U patent/CN220199306U/en active Active
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