CN222080459U

CN222080459U - Portable travel painting box

Info

Publication number: CN222080459U
Application number: CN202420890978.9U
Authority: CN
Inventors: 郭依虹; 吴峥
Original assignee: JINCHENG COLLEGE NANJING UNIVERSITY OF AERONAUTICS AND ASTRONAUTICS
Current assignee: JINCHENG COLLEGE NANJING UNIVERSITY OF AERONAUTICS AND ASTRONAUTICS
Priority date: 2024-04-26
Filing date: 2024-04-26
Publication date: 2024-11-29
Anticipated expiration: 2034-04-26

Abstract

The utility model belongs to the technical field of art supplies, and particularly relates to a portable traveling painting box, which comprises a box body and a box cover hinged to the box body, wherein a drawing board clamp is arranged on the box cover, a roller is fixed at the bottom end of the box body, a pull rod is further arranged on the box body, an auxiliary supporting assembly comprises an auxiliary supporting arm rotatably connected to the box body and a supporting wheel arranged at the free end of the auxiliary supporting arm, and an adjusting mechanism is drivingly connected to the auxiliary supporting arm and used for adjusting the inclination angle of the auxiliary supporting arm.

Description

Portable traveling painting box

Technical Field

The utility model belongs to the technical field of art supplies, and particularly relates to a portable traveling picture box.

Background

The drawing case is a case-type container for storing drawing tools, most painting lovers and art students can always carry out outdoor sketching, and the traditional drawing case is heavy and inconvenient to carry, so that the portable travel drawing case gradually enters the field of vision of people, the portable travel drawing case adopts a pull rod type structure, the case body is provided with rollers, meanwhile, the case body is provided with a foldable supporting leg structure, the overall appearance is similar to that of a pull rod case when folded, and the case can be placed on the ground after being unfolded to serve as a support for supporting a drawing board.

In the prior art, the Chinese patent with the authorized bulletin number of CN209756614U discloses a four-support painting box with a pull rod capable of being pushed to be folded, which comprises a main box body, wherein the main box body comprises a bottom box body and a box cover, the pull rod is arranged in the bottom box body, two fixed rod bodies of the pull rod are positioned in the bottom box body, the front ends of the fixed rod bodies extend out of the front wall surface of a front side plate of the bottom box body, telescopic rod parts of the pull rod are inserted into the two fixed rod bodies, and the front ends of the two telescopic rod parts extend out of the front ends of the fixed rod bodies, so that the support is stable and the portable drawing box is convenient to carry.

The portable travel picture box comprising the prior art has the advantages of convenience in carrying and use, but in actual use, the portable travel picture box is similar to the conventional moving mode of the pull rod suitcase, in most cases, even if the box body is provided with four rollers when moving on uneven road surfaces, a user can pull the box body to move by using the pull rod, at the moment, the box body is in an inclined state, and only two rollers are in contact with the ground, but because the picture box is heavier, the long-time movement inevitably causes arm ache of the user, and the outdoor sketching experience is influenced.

In order to solve the problems, the application provides a portable travel picture box.

Disclosure of utility model

In order to solve the problems in the prior art, the utility model provides the portable travel picture box which has the characteristics of convenient use and easy carrying.

In order to achieve the above purpose, the utility model provides the following technical scheme that the portable travel picture box comprises a box body and a box cover hinged to the box body, wherein a picture board fixture is arranged on the box cover, a roller is fixed at the bottom end of the box body, a pull rod is further arranged on the box body, and the portable travel picture box further comprises:

The auxiliary supporting assembly comprises an auxiliary supporting arm rotatably connected to the box body and a supporting wheel arranged at the free end of the auxiliary supporting arm;

And the adjusting mechanism is drivably connected with the auxiliary supporting arm and is used for adjusting the inclination angle of the auxiliary supporting arm.

As a preferred embodiment of the present utility model, the adjusting mechanism includes:

One end of the adjusting rod is in sliding connection with the auxiliary supporting arm, and the other end of the adjusting rod is in rotary connection with the box body;

And the locking piece is used for locking the position of the adjusting rod.

As a preferred technical solution of the present utility model, the present utility model further includes:

The guide rod is provided with a long waist hole on the auxiliary supporting arm, is fixed on the adjusting rod and penetrates through the long waist hole;

The mounting lug with holes is fixed to the box body, the adjusting rod is rotationally connected to the mounting lug with holes, the mounting lug with holes is provided with arc-shaped holes, the locking piece is a manual bolt, and the manual bolt penetrates through the arc-shaped holes and then is connected with the adjusting rod in a threaded screwing mode.

and at least three telescopic folding supporting legs are rotatably connected with the box body.

The telescopic support arm, the one end rotation of telescopic support arm connect in the free end of case lid, the other end rotate connect in the box.

As a preferred embodiment of the present utility model, the drawing board fixture includes:

The lower C-shaped frame is connected to the box cover and is provided with a first bent rod;

the connecting plate is fixed on the lower C-shaped frame;

the upper C-shaped frame is connected to the connecting plate, and a second bent rod is arranged on the upper C-shaped frame.

As a preferred technical solution of the present utility model, the drawing board fixture further includes:

The mounting seat is connected to the box cover in a sliding manner, and the lower C-shaped frame is fixed on the mounting seat;

The first butterfly bolt is provided with a guide chute on the box cover, and is installed on the installation seat in a threaded screwing mode, and the end part of the first butterfly bolt is positioned in the guide chute.

The I-shaped sliding block is provided with an I-shaped sliding groove on the connecting plate, is fixed on the upper C-shaped frame and is positioned in the I-shaped sliding groove to slide;

The second butterfly bolt is arranged on the I-shaped sliding block in a threaded screwing mode.

The storage drawer is arranged in the box body in a drawing mode, and a hole for the storage drawer to penetrate is formed in the end face of the box body;

And the palette is placed in the storage drawer.

The placing tray is placed in the storage drawer and provided with a plurality of mutually independent placing grooves, and the placing tray is also provided with a dismounting groove communicated with the placing grooves.

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

According to the utility model, the supporting wheels are contacted with the ground through the auxiliary supporting component, the box body is supported by the auxiliary supporting arms, the box body is pulled more labor-saving, the outdoor sketching experience is improved, the inclination angle of the auxiliary supporting arms can be adjusted by the adjusting mechanism, the use habit of different users is met, and the auxiliary supporting component can be folded and stored when in idle.

Additional advantages and benefits of the application will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

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

FIG. 2 is a schematic diagram of a box body axis measurement structure in the present utility model;

FIG. 3 is an enlarged schematic view of the structure of the utility model at A in FIG. 1;

FIG. 4 is an enlarged schematic view of the structure of the present utility model at B in FIG. 1;

FIG. 5 is an enlarged schematic view of the structure of FIG. 2 according to the present utility model;

FIG. 6 is an enlarged schematic view of the structure of the utility model at D in FIG. 2;

Fig. 7 is a schematic diagram of an axial measurement structure of a storage drawer in the present utility model.

The drawing comprises a box body, a box cover, a guide chute, a drawing board fixture, a C-shaped frame, a connecting plate, a 331, an I-shaped chute, a 34, a first bending rod, a 35, a second bending rod, a 36, a mounting seat, a 37, a first butterfly bolt, a 38, an I-shaped sliding block, a 39, a second butterfly bolt, a 4, a placement drawer, a 5, a telescopic folding supporting leg, a 6, a pull rod, a 7, a palette, an 8, a telescopic supporting arm, a 9, a roller, a 10, an auxiliary supporting component, a 101, an auxiliary supporting arm, a 1011, a long waist hole, a 102, a supporting wheel, a 11, an adjusting mechanism, a 111, an adjusting rod, a 112, a guide rod, a 113, a mounting lug with holes, a 1131, a circular arc hole, a 114, a manual bolt, a 12, a placement tray, a 121, a placement groove and a 122.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-7, the utility model provides a portable travel picture box, which comprises a box body 1 and a box cover 2 hinged on the box body, wherein a picture board fixture 3 is arranged on the box cover 2, a roller 9 is fixed at the bottom end of the box body 1, a pull rod 6 is also arranged on the box body 1, and the portable travel picture box further comprises an auxiliary supporting component 10 and an adjusting mechanism 11.

It should be noted that, the pull rod 6 is connected with the case 1 in a telescopic manner, when in use, the pull rod 6 can be pulled out, the case 1 is pulled to move through the pull rod 6, when in idle or drawing, the pull rod 6 can be retracted into the case 1, the connection mode of the pull rod 6 and the case 1 is the same as that of the travel painting case and the pull rod suitcase in the prior art, and redundant description is omitted here.

It should be noted that, when the case cover 2 is in the closed state, in order to avoid the case cover 2 from accidentally turning over, the case cover 2 needs to be locked with the case body 1, for example, a lock, a buckle, and other conventional structures are adopted, which are fully described and widely used in the traveling case of the prior art, and are not repeated herein.

Specifically, as shown in fig. 1 and 2, in this embodiment, the auxiliary support assembly 10 includes an auxiliary support arm 101 rotatably connected to the case 1 and a support wheel 102 mounted at a free end of the auxiliary support arm 101, and the adjusting mechanism 11 is drivably connected to the auxiliary support arm 101 for adjusting an inclination angle of the auxiliary support arm 101, so that a user can pull the case 1 through the pull rod 6, when necessary, the inclination angle of the auxiliary support arm 101 can be adjusted through the adjusting mechanism 11, the support wheel 102 contacts the ground, and the case 1 is supported through the auxiliary support arm 101, so that the case 1 is pulled more labor-saving, an outdoor sketching experience is improved, and the inclination angle of the auxiliary support arm 101 can be adjusted by using the adjusting mechanism 11 to meet use habits of different users, and the auxiliary support assembly 10 can be folded and stored when idle.

It should be noted that, besides the above-mentioned scheme, the auxiliary supporting arm 101 may also be designed as a telescopic structure, for example, a telescopic structure formed by sleeving two hollow rods, and locked by using bolts, the supporting wheel 102 can also contact the ground by adjusting the telescopic length of the auxiliary supporting arm 101, and the box body 1 is supported by using the auxiliary supporting arm 101, but it should be noted that, in order to enable the auxiliary supporting assembly 10 to be folded and stored, the auxiliary supporting arm 101 is still preferably rotatably connected with the box body 1, and when adopting this scheme, the auxiliary supporting arm 101 may be locked by using bolts, so as to ensure the stability of the auxiliary supporting arm 101 after adjustment, and also may use a motor to drive the auxiliary supporting arm 101 to turn over.

Alternatively, as shown in fig. 1, 2, 5 and 6, in the present embodiment, the adjusting mechanism 11 includes an adjusting lever 111 having one end slidably connected to the auxiliary supporting arm 101 and the other end rotatably connected to the case 1, and a locking member for locking the position of the adjusting lever 111, so that by rotating the adjusting lever 111, the free end of the adjusting lever 111 slides relative to the auxiliary supporting arm 101 while driving the auxiliary supporting arm 101 to turn over for adjusting the inclination angle of the auxiliary supporting arm 101.

Alternatively, as shown in fig. 1, 2, 5 and 6, the embodiment further includes a guide rod 112 and a mounting lug 113 with holes, the auxiliary support arm 101 has a long waist hole 1011, the guide rod 112 is fixed on the adjusting rod 111 and penetrates the long waist hole 1011, the mounting lug 113 with holes is fixed on the case 1, the adjusting rod 111 is rotatably connected to the mounting lug 113 with holes, the mounting lug 113 with holes has a circular arc hole 1131, the locking member is a manual bolt 114, and the manual bolt 114 penetrates the circular arc hole 1131 and is connected with the adjusting rod 111 by screwing, so after adopting the scheme, the manual bolt 114 is unscrewed first, then the adjusting rod 111 is rotated, the adjusting rod 111 drives the guide rod 112 to perform circular motion, the guide rod 112 moves in the long waist hole 1011 to slide relative to the auxiliary support arm 101, and the auxiliary support arm 101 can be driven to turn over.

It should be noted that, the adjusting lever 111 includes, but is not limited to, a structure such as a bolt, a rivet, and a shaft connected to the mounting lug 113 with holes, and in addition to the above-mentioned scheme, a motor may be used to drive the adjusting lever 111 to rotate during use, but related devices such as a power battery and a motor are required to be provided, so that a manual adjusting method is preferable.

Preferably, as shown in fig. 1, the embodiment further comprises telescopic folding support legs 5, at least three telescopic folding support legs 5 are rotatably connected to the box body 1, when painting, the telescopic folding support legs 5 are unfolded, the telescopic folding support legs 5 are adjusted to be of proper length, and the box body 1 is supported by the telescopic folding support legs 5.

It should be noted that, the folding manner and the length adjusting manner of the telescopic folding leg 5 are all common manners disclosed in the prior art, and are widely used in the prior art, and will not be repeated here.

It should be noted that the present utility model is provided with three telescopic folding legs 5, and the telescopic folding legs 5 have folding and telescoping properties, since a single supporting plane can be determined by using three telescopic folding legs 5, stable supporting of the cabinet 1 can be satisfied in principle, and different terrains can also be adapted, without providing more telescopic folding legs 5, although in theory the more the number of telescopic folding legs 5 is provided, the more stable the supporting effect is, but in practice there is no great difference from the effect of providing three telescopic folding legs 5, and in view of the cost problem, the provision of three telescopic folding legs 5 can satisfy the demand, and preferably three telescopic folding legs 5 are provided.

Preferably, as shown in fig. 1, the embodiment further includes a telescopic support arm 8, one end of the telescopic support arm 8 is rotatably connected to the free end of the case cover 2, the other end of the telescopic support arm 8 is rotatably connected to the case body 1, the structure of the telescopic support arm 8 is basically identical to that of the telescopic folding support leg 5, the telescopic support arm 8 also has the characteristics of overturning and stretching, and the length adjustment of the telescopic support arm 8 is not repeated here.

It should be noted that, the telescopic support arm 8 includes, but is not limited to, a structure such as a bolt, a rivet, a rotating shaft, etc. to realize rotation installation, if the cost is not considered, the telescopic support arm 8 can also use a motor to drive rotation, and the telescopic support arm 8 is used for supporting the case cover 2, and meanwhile, is used for adjusting the inclination angle of the case cover 2, so as to satisfy the use habits of different users.

It should be noted that the cover 2 is hinged in a conventional manner, for example, a hinge, a bolt, a rivet, a rotating shaft, etc. if the cost is not considered, the cover 2 can be driven by a motor, so that the cover 2 can be opened or closed, and when the cover 2 is driven by the motor to be opened or closed, the telescopic support arm 8 can be omitted under certain conditions.

Alternatively, as shown in fig. 1, 3 and 4, in this embodiment, the drawing board fixture 3 includes a lower C-shaped frame 31, a connecting plate 33 and an upper C-shaped frame 32, the lower C-shaped frame 31 is connected to the case cover 2, a first bending rod 34 is disposed on the lower C-shaped frame 31, the connecting plate 33 is fixed on the lower C-shaped frame 31, the upper C-shaped frame 32 is connected to the connecting plate 33, and a second bending rod 35 is disposed on the upper C-shaped frame 32, when drawing, the drawing board is placed between the lower C-shaped frame 31 and the upper C-shaped frame 32, and two ends of the drawing board are fixed by the first bending rod 34 and the second bending rod 35, so that the drawing board can be used for drawing.

It should be noted that, the first bending rod 34 and the second bending rod 35 are conventional accessories of the traveling case in the prior art, the operation principle thereof is not described herein in detail, for example, external threads can be processed on the first bending rod 34 and the second bending rod 35, and the drawing board is pressed by the action of the threads during screwing.

Preferably, as shown in fig. 1, 3 and 4, in this embodiment, the drawing board fixture 3 further includes a mounting seat 36 and a first butterfly bolt 37, the mounting seat 36 is slidably connected to the case cover 2, the lower C-shaped frame 31 is fixed on the mounting seat 36, the case cover 2 has a guiding chute 21, the first butterfly bolt 37 is mounted on the mounting seat 36 in a threaded screwing manner, and an end of the first butterfly bolt 37 is located in the guiding chute 21, so after adopting the scheme, the first butterfly bolt 37 is unscrewed first, the lower C-shaped frame 31 can be moved, the lower C-shaped frame 31 can drive the upper C-shaped frame 32 to move synchronously through the connecting plate 33, for adjusting the height of the drawing board fixture 3, so as to meet the use habits of different users, and after adjustment, the first butterfly bolt 37 is screwed tightly against the case cover 2 to lock.

It should be noted that the above-mentioned embodiments are only preferred embodiments of the present utility model, and are not intended to limit the present utility model, and the height of the paint plate fixture 3 may be adjusted in other manners during actual use, for example, the height of the paint plate fixture 3 may be adjusted by using a motor and a screw without taking cost into consideration.

Preferably, as shown in fig. 1, 3 and 4, in this embodiment, the drawing board fixture 3 further includes an i-shaped slide 38 and a second butterfly bolt 39, the i-shaped slide 331 is provided on the connecting board 33, the i-shaped slide 38 is fixed on the upper C-shaped frame 32 and slides in the i-shaped slide 331, and the second butterfly bolt 39 is mounted on the i-shaped slide 38 by screwing, so after adopting the above scheme, the second butterfly bolt 39 is unscrewed first, the upper C-shaped frame 32 is movable, the initial interval between the upper C-shaped frame 32 and the lower C-shaped frame 31 is adjusted, the second butterfly bolt 39 is screwed again after the adjustment is completed, and the second butterfly bolt 39 abuts against the box cover 2 for locking.

It should be noted that, the position of the upper C-shaped frame 32 is not limited to the above-mentioned scheme, and for example, the position of the upper C-shaped frame 32 may be adjusted by a motor and a screw without considering the cost.

Preferably, as shown in fig. 1, the embodiment further comprises a placement drawer 4 and a palette 7, wherein the placement drawer 4 is installed in the box body 1 in a drawing manner, a hole for the placement drawer 4 to penetrate is formed in the end face of the box body 1, the palette 7 is placed in the placement drawer 4, the placement drawer 4 is used for storing painting brushes and pigments, and different pigments can be mixed on the palette 7 through the palette 7.

It should be noted that, after the storage drawer 4 is pushed into the case 1, the storage drawer 4 needs to be locked, so as to avoid accidental slipping of the storage drawer 4, and the storage drawer 4 can be fixed by adopting a lock and other conventional manners, which are fully described and widely applied in the traveling case in the prior art, and will not be described in detail here.

Preferably, as shown in fig. 1 and 7, the embodiment further comprises a placing tray 12, the placing tray 12 is placed in the placement drawer 4, a plurality of mutually independent placing grooves 121 are formed in the placing tray 12, dismounting grooves 122 communicated with the placing grooves 121 are formed in the placing tray 12, and the placing grooves 121 are used for storing the paintings and the pigments, so that the paintings and the pigments are mutually independent and prevented from scattering, and when the palette 7 is placed in the placement drawer 4, the palette 7 also has the effect of pressing down the paintings and the pigments, the storage stability of the paintings and the pigments is ensured, scattering is prevented, and the design of the dismounting grooves 122 is easy for taking and placing the paintings and the pigments.

The components not described in detail herein are prior art.

The portable travel picture box is similar to a pull rod suitcase in overall appearance when being folded and retracted, and the travel picture box can be pulled to move through the pull rod 6;

Before moving, the manual bolt 114 can be unscrewed firstly according to the need, then the adjusting rod 111 is rotated, the adjusting rod 111 drives the guide rod 112 to do circular motion, the guide rod 112 can move in the long waist hole 1011 to generate sliding relative to the auxiliary supporting arm 101 and drive the auxiliary supporting arm 101 to turn over, the auxiliary supporting arm 101 is adjusted to a proper angle, the supporting wheel 102 is used for contacting the ground, the box body 1 is supported by the auxiliary supporting arm 101, the box body 1 is pulled to save more labor, the outdoor sketching experience is improved, the inclination angle of the auxiliary supporting arm 101 is adjusted by the adjusting mechanism 11 to meet the use habit of different users, and the auxiliary supporting assembly 10 can be folded and stored when in idle;

when the drawing board is used, the telescopic folding supporting legs 5 are unfolded, the telescopic folding supporting legs 5 are adjusted to be of proper length, the box body 1 is supported through the telescopic folding supporting legs 5, the drawing board is placed between the lower C-shaped frame 31 and the upper C-shaped frame 32, and the two ends of the drawing board are fixed through the first bending rod 34 and the second bending rod 35, so that the drawing board can be drawn for use;

the other working principles of the suitcase are not described in detail here, and other parts not described in detail are the same as those of the suitcase of the prior art and are fully disclosed in the prior art.

It should be noted that the above-mentioned embodiments are merely preferred embodiments of the present utility model, and the present utility model is not limited thereto, but may be modified or substituted for some of the technical features thereof by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a portable travel drawing case, includes box (1) and articulates case lid (2) above that be equipped with drawing board fixture (3) on case lid (2) bottom mounting of box (1) has gyro wheel (9) still be equipped with pull rod (6) on box (1), its characterized in that still includes:

An auxiliary supporting assembly (10), wherein the auxiliary supporting assembly (10) comprises an auxiliary supporting arm (101) rotatably connected to the box body (1) and a supporting wheel (102) arranged at the free end of the auxiliary supporting arm (101);

And the adjusting mechanism (11) is drivably connected to the auxiliary supporting arm (101) and is used for adjusting the inclination angle of the auxiliary supporting arm (101).

2. The portable travel suitcase according to claim 1, wherein the adjusting mechanism (11) comprises:

The adjusting rod (111), one end of the adjusting rod (111) is connected with the auxiliary supporting arm (101) in a sliding way, and the other end of the adjusting rod is connected with the box body (1) in a rotating way;

And the locking piece is used for locking the position of the adjusting rod (111).

3. The portable travel suitcase of claim 2, further comprising:

A guide rod (112) having a long waist hole (1011) on the auxiliary support arm (101), the guide rod (112) being fixed to the adjustment rod (111) and penetrating the long waist hole (1011);

the device comprises a box body (1), a perforated mounting lug (113), an adjusting rod (111) and a locking piece, wherein the perforated mounting lug (113) is fixed on the box body (1), the adjusting rod (111) is rotatably connected to the perforated mounting lug (113), the perforated mounting lug (113) is provided with a circular arc-shaped hole (1131), the locking piece is a manual bolt (114), and the manual bolt (114) penetrates through the circular arc-shaped hole (1131) and then is connected with the adjusting rod (111) in a threaded screwing mode.

4. The portable travel suitcase of claim 1, further comprising:

And the telescopic folding support legs (5) are rotatably connected with the box body (1).

5. The portable travel suitcase of claim 1, further comprising:

The telescopic support arm (8), one end of the telescopic support arm (8) is rotatably connected with the free end of the box cover (2), and the other end of the telescopic support arm is rotatably connected with the box body (1).

6. The portable travel picture box as claimed in claim 1, wherein the drawing board fixture (3) comprises:

The lower C-shaped frame (31), the lower C-shaped frame (31) is connected to the box cover (2), and a first bent rod (34) is arranged on the lower C-shaped frame (31);

A connecting plate (33), wherein the connecting plate (33) is fixed on the lower C-shaped frame (31);

And the upper C-shaped frame (32), the upper C-shaped frame (32) is connected with the connecting plate (33), and the upper C-shaped frame (32) is provided with a second bent rod (35).

7. The portable travel suitcase according to claim 6, wherein the drawing board fixture (3) further comprises:

The mounting seat (36), the mounting seat (36) is connected to the box cover (2) in a sliding manner, and the lower C-shaped frame (31) is fixed on the mounting seat (36);

The first butterfly bolt (37) is provided with a guide chute (21) on the box cover (2), the first butterfly bolt (37) is installed on the installation seat (36) in a threaded screwing mode, and the end part of the first butterfly bolt (37) is positioned in the guide chute (21).

8. The portable travel suitcase according to claim 6, wherein the drawing board fixture (3) further comprises:

An I-shaped sliding block (38) provided with an I-shaped sliding groove (331) on the connecting plate (33), wherein the I-shaped sliding block (38) is fixed on the upper C-shaped frame (32) and slides in the I-shaped sliding groove (331);

the second butterfly bolt (39), the second butterfly bolt (39) is installed on the I-shaped sliding block (38) in a threaded screwing mode.

9. The portable travel suitcase of claim 1, further comprising:

the storage drawer (4) is arranged in the box body (1) in a drawing mode, and a hole for the storage drawer (4) to penetrate is formed in the end face of the box body (1);

and the palette (7), wherein the palette (7) is placed in the storage drawer (4).

10. The portable travel suitcase of claim 9, further comprising:

The storage rack comprises a storage tray (12), wherein the storage tray (12) is placed in the storage drawer (4), a plurality of mutually independent storage grooves (121) are formed in the storage tray (12), and a dismounting groove (122) communicated with the storage grooves (121) is formed in the storage tray (12).