CN215153595U

CN215153595U - Novel integrative case of portable drawing

Info

Publication number: CN215153595U
Application number: CN202120800755.5U
Authority: CN
Inventors: 沈悦
Original assignee: Anhui Vocational and Technical College
Current assignee: Anhui Vocational and Technical College
Priority date: 2021-04-19
Filing date: 2021-04-19
Publication date: 2021-12-14
Anticipated expiration: 2031-04-19

Abstract

The utility model relates to a drawing case field, concretely relates to novel portable drawing integrated box, including box and second drawing board, one side articulates above the box has the case lid, the case lid is connected for dismantling with the box, the internal fixed first drawing board and the first drive assembly that are provided with of box, first drive assembly sets up for first drawing board symmetry, and is on a parallel with the setting of first drawing board side, the second drawing board is located first drawing board top, second drawing board one side is articulated with first drive assembly, first drive assembly can drive the second drawing board articulated side and remove relative to first drawing board, and the relative both sides above the first drawing board all are provided with the mounting groove, the mounting groove is on a parallel with the setting of first drawing board side, be provided with second drive assembly in the mounting groove; the second transmission assembly is connected with a first end of a supporting rod in a transmission mode and hinged to the first end of the supporting rod, and an auxiliary adjusting assembly is fixedly arranged below the second drawing board.

Description

Novel integrative case of portable drawing

Technical Field

The utility model relates to a drawing case field, concretely relates to novel integrative case of portable drawing.

Background

When building design is performed, a designer usually needs to go to the site to observe and draw a corresponding design drawing according to the site situation. In outdoor drawing work, need corresponding instrument and strutting arrangement, but lack corresponding drawing condition in the open air, inconvenient drawing, traditional drawing frame plate is very heavy, and is inconvenient to carry, and drawing instrument does not have the fixed place to deposit in the use moreover and loses easily. This requires the use of drawing boxes to place various tools and drawing boards.

But present drawing case is many directly to use the draw-bar box, then loads inside drawing board and instrument, and draw-bar box size is great, and weight is heavy, is unfavorable for carrying very much, not only inconvenient support drawing board when using moreover, also does not do benefit to simultaneously and supports the box, just also can't stably place, influences the stability of use, is unfavorable for field drawing operation. And the drawing board can not be adjusted angle and height in a flexible way, adapt to different service environment and user's demand.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a novel portable drawing integrated box with strong practicability and good use effect.

In order to achieve the above object, the utility model provides a following technical scheme:

a novel portable drawing integrated box comprises a box body and a second drawing board, wherein a box cover is hinged to one side of the upper surface of the box body, the box cover and the box body are detachably connected, a first drawing board and a first transmission assembly are fixedly arranged in the box body, the first transmission assembly is symmetrically arranged relative to the first drawing board and is arranged in parallel to the side edge of the first drawing board, the second drawing board is positioned above the first drawing board, one side of the second drawing board is hinged to the first transmission assembly, the first transmission assembly can drive the hinged side of the second drawing board to move relative to the first drawing board, mounting grooves are formed in two opposite sides of the upper surface of the first drawing board and are arranged in parallel to the side edge of the first drawing board, and a second transmission assembly is arranged in each mounting groove; the upper transmission of the second transmission assembly is connected with a first end of a supporting rod, the upper transmission of the second transmission assembly is hinged to the first end of the supporting rod, an auxiliary adjusting unit is fixedly arranged below the second drawing board, the auxiliary adjusting unit and the second transmission unit are located on the same vertical plane, the other end of the supporting rod is connected with the auxiliary adjusting unit in a transmission mode, the supporting rod is hinged to the auxiliary adjusting unit, the auxiliary adjusting unit and the second transmission unit can both drive the second drawing board to do turnover motion relative to the first drawing board, two opposite side edges above the second drawing board are fixedly provided with limiting strips, the limiting strips are parallel to the side edges of the second drawing board, the limiting assemblies are arranged above the second drawing board, two ends of each limiting assembly are connected with the limiting strips in a sliding mode respectively, and the supporting assemblies are arranged below the box body.

Further optimization of this technical scheme, first drive assembly includes first lead screw, the slide bar, connecting plate and regulation handle, first lead screw and slide bar are located the relative one side on limit of first drawing board respectively, and all be located same horizontal plane with first drawing board, first lead screw and slide bar all are on a parallel with first drawing board side setting, the cover is equipped with first sleeve on the first lead screw on the cover, first sleeve is connected with first screw drive, connecting plate one end and first sleeve fixed connection, the other end passes first drawing board and is connected with the slide bar slidable, first sleeve is articulated with second drawing board lower extreme, the one end that the connecting plate is close to the slide bar is articulated with the second drawing board.

The further optimization of this technical scheme, second drive assembly includes the second lead screw and rotates the handle, the second lead screw is located the mounting groove, and be on a parallel with the mounting groove setting, second lead screw one end is rotated with the mounting groove inner wall and is connected, the other end passes the second drawing board, and rotate with the second drawing board and be connected, it is outside that the handle is located the second drawing board to rotate, and stretch out the one end fixed connection of second drawing board with the second lead screw, the second sleeve is established to the cover on the second lead screw, the second sleeve and hinge bar lower extreme articulated, the hinge bar upper end is articulated with supplementary regulating unit.

The further optimization of this technical scheme, supplementary regulating unit includes the threaded rod, the fixed setting of threaded rod is below the second drawing board, and with the side edge that is located the articulated side of second drawing board perpendicular to, the threaded rod is located same vertical plane with the second lead screw, the threaded rod both ends all are rotated with the second drawing board and are connected, the rotatory handle of threaded rod one end fixedly connected with, the cover is equipped with the movable block on the threaded rod, the movable block is close to the one end of second drawing board in can stretching into the second drawing board, and be connected with the second drawing board can slide, the movable block is articulated with the bracing piece upper end.

The further optimization of this technical scheme still includes puts the thing drawer, puts the thing drawer and is located the box, and sets up in first drawing board below, puts the thing drawer and can slide and set up in the box, puts outside thing drawer one end protractile box, puts the thing drawer and be connected for dismantling with the box, puts thing drawer internal fixation and is provided with the fixed plate, the fixed plate level sets up in putting the thing drawer, be connected with the first end of spring below the fixed plate, spring other end fixedly connected with baffle, the baffle with put thing drawer lateral wall and be connected for can sliding from top to bottom.

The technical proposal is further optimized, the supporting component comprises a supporting rod and a supporting leg, the supporting rod and the supporting leg are telescopic rods, a placing groove is arranged below the box body, the rotating rods are symmetrically arranged in the placing groove and are rotatably connected with the box body, the two ends of the rotating rods are fixedly sleeved with rotating blocks which are fixedly connected with one end of the supporting rod, the other end of the supporting rod can extend into the supporting leg and can be telescopically connected with the supporting leg, an adjusting component capable of adjusting the telescopic length of the supporting rod is arranged on the supporting leg, a fixing part is arranged on one side of the rotating block on the box body and comprises a fixing column, a spring and a fixing block, an installation cavity is arranged on one side of the rotating block in the box body, one end of the fixing column can extend into the box body and passes through the installation cavity to extend into the placing groove, the spring is sleeved on the fixing column, the spring is positioned in the installation cavity, and a baffle is fixedly connected with one end of the spring close to the supporting rod, the fixed cover of baffle is established on the fixed column, and is connected for can sliding in the installation cavity inner wall, is provided with two fixed slots on the turning block, and the fixed slot cooperatees with the fixed column, and the fixed column can stretch into in the fixed slot.

The further optimization of this technical scheme still includes the slide bar, and the slide bar is fixed to be set up below the mounting groove, and the slide bar is on a parallel with the setting of two-way threaded rod, and the slide bar is located same vertical plane with two-way threaded rod, and first lifter and second lifter upper end all overlap and establish on the slide bar and be connected with the slide bar can slide.

The further optimization of this technical scheme, spacing subassembly includes screw thread post, movable plate and clamp plate, and the setting of movable plate perpendicular to spacing, and the movable plate both ends respectively with spacing be the slidable with be connected, screw thread post one end pass the movable plate, and with movable plate threaded connection, screw thread post lower extreme and pressure strip fixed connection, the pressure strip is made for rubber materials, the fixed turning block that is provided with in screw thread post upper end, is provided with the scale mark on the movable plate.

The further optimization of this technical scheme still includes the articulated elements, and the both ends of the articulated side of second drawing board are provided with the articulated elements, and first sleeve and connecting plate are close to the one end of slide bar and all articulate with handing-over piece.

According to the further optimization of the technical scheme, the limiting strip is provided with scale marks.

Compared with the prior art the utility model discloses following beneficial effect has: the utility model discloses a set up second drive assembly and supplementary regulating unit, when adjusting first lead screw and threaded rod simultaneously, can drive the bracing piece and can enough adjust its relative position with first drawing board and second drawing board, can adjust its rotation angle again. So that the turning angle of the second drawing board relative to the first drawing board can be adjusted in the largest range. Is suitable for the requirements of different users. Meanwhile, the lower end of the second drawing board can be driven to move in the direction parallel to the sliding rod relative to the first drawing board by adjusting the first transmission unit, the first sleeve and the moving board through the hinge piece. The relative position of the second panel to the first panel can be adjusted. Therefore, when drawing through the second drawing board, the first drawing board can be used for placing drawing tools. Simultaneously the first lead screw of accessible adjustment, second lead screw and threaded rod for first drawing board and second drawing board are spread out, greatly increased usable floor area. The utility model discloses simple structure convenient to use has fine practicality and suitability.

Drawings

FIG. 1 is a first schematic sectional view of a portable drawing integrated box;

FIG. 2 is a schematic sectional view of a portable drawing box;

fig. 3 is a top view of a second drawing board of a novel portable drawing integrated box.

In the figure: moving plate 1, second drawing board 2, second lead screw 3, bracing piece 4, fixed column 5, supporting leg 6, turning block 7, put thing drawer 8, box 9, threaded rod 10, case lid 12, first drawing board 13, clamp plate 14, first lead screw 15, hinge bar 16.

Detailed Description

To explain technical contents, structural features, and objects and effects of the technical solutions in detail, the following detailed description is given with reference to the accompanying drawings in conjunction with the embodiments.

Referring to fig. 1 and 2, a schematic diagram of a sectional structure of a novel portable drawing integrated box and a schematic diagram of a sectional structure of a novel portable drawing integrated box are shown respectively, and a novel portable drawing integrated box comprises a box body 9, an object placing drawer 8, an articulated element and a second drawing board 2, wherein a box cover 12 is hinged to one side of the upper surface of the box body 9, and the box cover 12 is detachably connected with the box body 9. Box 9 internal fixation is provided with first drawing board 13 and first transmission assembly, first transmission assembly sets up for first drawing board 13 symmetry, and be on a parallel with first drawing board 13 side setting, first transmission assembly includes first lead screw 15, slide bar and regulation handle, first lead screw 15 and slide bar are located the relative one side on limit of first drawing board 13 respectively, and all be located same horizontal plane with first drawing board 13, first lead screw 15 and slide bar all are on a parallel with first drawing board 13 side setting, the cover is equipped with first sleeve on the first lead screw 15, first sleeve is connected with first lead screw 15 transmission, connecting plate one end and first sleeve fixed connection, the other end passes first drawing board 13 and is connected with the slide bar slidable.

Second drawing board 2 is located first drawing board 13 top, and second drawing board 2 one side is articulated with first drive assembly, and the both ends of 2 articulated sides of second drawing board are provided with the articulated elements, and first sleeve and connecting plate are close to the one end of slide bar and all articulate with handing-over piece.

The first lead screw 15 is rotated to drive the first sleeve to move along the first lead screw 15, and simultaneously, the moving plate 1 is driven to move along the slide bar, and the first sleeve and the moving plate 1 can drive the lower end of the second drawing board 2 to move in a direction parallel to the slide bar relative to the first drawing board 13 through the hinge piece. The relative position of the second panel 2 to the first panel 13 can be adjusted accordingly.

The relative both sides all are provided with the mounting groove above first drawing board 13, and the mounting groove is on a parallel with first drawing board 13 side setting, is provided with second drive assembly in the mounting groove. The second transmission assembly comprises a second lead screw and a rotating handle 3, and the second lead screw 3 is located in the mounting groove and is parallel to the mounting groove. Second lead screw 3 one end is rotated with the mounting groove inner wall and is connected, and the other end passes second drawing board 2, and rotates with second drawing board 2 and be connected, rotates the handle and is located 2 outsides of second drawing board, and stretches out the one end fixed connection of second drawing board 2 with second lead screw 3, and the second sleeve is established to the cover on the second lead screw 3, the second sleeve and the articulated mast 16 lower extreme articulated, and articulated mast 16 upper end is articulated with supplementary regulating unit.

An auxiliary adjusting unit is fixedly arranged below the second drawing board 2, and the auxiliary adjusting unit and the second transmission unit are located on the same vertical plane. Supplementary regulating unit includes threaded rod 10, and threaded rod 10 is fixed to be set up below second drawing board 2, and with the side edge that is located the articulated side of second drawing board 2 perpendicular to, threaded rod 10 is located same vertical plane with second lead screw 3. Threaded rod 10 both ends all are rotated with second drawing board 2 and are connected, and threaded rod 10 one end fixedly connected with rotating handle. The threaded rod 10 is sleeved with a moving block, one end of the moving block, close to the second drawing board 2, can extend into the second drawing board 2 and can be connected with the second drawing board 2 in a sliding mode, and the moving block is hinged to the upper end of the hinge rod 16. Accessible rotation handle drives threaded rod 10 and rotates, and threaded rod 10 rotates and can drive the movable block and remove along second drawing board 2, is linear motion, and corresponding can drive second drawing board 2 and carry out upset angle regulation for first drawing board 13.

The limiting assembly comprises a threaded column, a movable plate 1 and a pressing plate 14, the movable plate 1 is perpendicular to the limiting strips, two ends of the movable plate 1 are connected with the limiting strips in a sliding mode respectively, and one end of the threaded column penetrates through the movable plate 1 and is in threaded connection with the movable plate 1. The lower end of the threaded column is fixedly connected with the pressing plate, the pressing plate is made of rubber materials, the upper end of the threaded column is fixedly provided with a rotating block 7, and the movable plate 1 is provided with scale marks.

Put thing drawer 8 and be located box 9, and set up in first drawing board 13 below, put thing drawer 8 and can slide and set up in box 9, put thing drawer 8 one end and can stretch out outside box 9, put thing drawer 8 and box 9 and be connected for dismantling.

A support assembly is arranged below the box 9. The supporting component comprises a fixing rod and supporting legs 6, the fixing rod and the supporting legs 6 are telescopic rods, a placing groove is formed below the box body 9, rotating rods are symmetrically arranged in the placing groove, and the rotating rods are rotatably connected with the box body 9. The rotating rod both ends are all fixed the cover and are equipped with turning block 7, turning block 7 and dead lever one end fixed connection, and the dead lever other end can stretch into inside supporting leg 6, and be telescopic connection with supporting leg 6, is provided with the adjusting part of the flexible length of adjustable dead lever on the supporting leg 6. Lie in turning block 7 one side on the box 9 and be provided with the mounting, the mounting includes fixed column 5, spring and fixed block, sets up the installation cavity for 7 one sides of turning block in the box 9, can stretch into box 9 in 5 one end of fixed column, and pass in the installation cavity stretches into the standing groove. The cover is equipped with the spring on fixed column 5, and the spring is located the installation cavity, and plays the one end fixedly connected with baffle that is close to the dead lever, and the fixed cover of baffle is established on fixed column 5, and is the connection of can sliding in the installation cavity inner wall. Be provided with two fixed slots on the turning block 7, the fixed slot cooperatees with fixed column 5, and fixed column 5 can stretch into in the fixed slot.

When the supporting component on the box body 9 needs to be opened, the fixing column 5 can be pulled, so that the fixing column 5 is pulled out from the fixing groove capable of keeping the retraction state of the supporting leg 6, then the fixing rod can be rotated to enable the fixing rod and the supporting leg 6 to keep the vertical state, then the fixing column 5 is stretched into the fixing groove corresponding to the rotating block 7 again, and the vertical state of the supporting component can be kept.

Referring to fig. 3, a top view of a second drawing board of a novel portable drawing integrated box is provided, wherein two opposite side edges of the second drawing board 2 are fixedly provided with a limit strip, and a scale mark is arranged on the limit strip. Spacing is on a parallel with 2 sides of second drawing board and sets up, is provided with spacing subassembly above second drawing board 2.

The utility model discloses when using, when needs are opened the supporting component on the box 9, can pull fixed column 5 for fixed column 5 is taken out in the fixed slot that can keep supporting leg 6 to pack up the state, then can rotate the dead lever and make dead lever and supporting leg 6 all keep vertical state, then will stretch into fixed column 5 again on the turning block 7 in the fixed slot that corresponds with it, can keep supporting component's vertical state. The adjustment assembly is then adjusted so that the support bar 4 can be extended or retracted relative to the support legs 6 to adjust the housing 9 to the appropriate height. Then when needs are drawn, can rotate second lead screw 3 according to user's needs, second lead screw 3 can drive the second sleeve and remove along second lead screw 3, then the second sleeve drives the 16 lower extremes of hinge bar simultaneously and removes along 3 extending direction of second lead screw, and then adjusts the angle of hinge bar 16, the corresponding rotation angle who controls second drawing board 2. When the angle that can't adjust the drawing board to wider range through second lead screw 3 is present, can adjust simultaneously and rotate threaded rod 10, threaded rod 10 can drive the movable block and be linear motion along second drawing board 2, drives hinged rod 16 and is the upset motion. When the first lead screw 15 and the threaded rod 10 are adjusted simultaneously, the hinge rod 16 can be driven to adjust the relative positions of the first drawing board 13 and the second drawing board 2 and adjust the turning angle of the first drawing board and the second drawing board. So that the flip angle of the second palette 2 with respect to the first palette 13 can be adjusted to the maximum extent. Meanwhile, the first lead screw 15 can be rotated, the first lead screw 15 can drive the first sleeve to move along the first lead screw 15, the moving plate 1 can be driven to move along the slide bar, and the first sleeve and the moving plate 1 can drive the lower end of the second drawing board 2 to move in the direction parallel to the slide bar relative to the first drawing board 13 through the hinge piece. The relative position of the second panel 2 to the first panel 13 can be adjusted accordingly. So that the first palette 13 can be used at the same time when drawing through the second palette 2 for placing drawing tools. Simultaneously the first lead screw 15 of accessible adjustment, second lead screw 3 and threaded rod 10 for first drawing board 13 and second drawing board 2 are flat spread out, greatly increased usable floor area. The storage drawer 8 can be pulled open, and some painting tools can be put into the storage drawer 8. When using second drawing board 2, prevent the drawing paper laminating on second drawing board 2, then can be according to the size with the drawing paper, adjust movable plate 1 to suitable position along spacing for movable plate 1 is drawing paper edge, then will drive the screw thread post through turning block 7 and rotate. The screw thread post can drive the pressure strip and move down, tightly presses drawing paper on second drawing board 2, is convenient for draw.

The utility model discloses a set up second drive assembly and supplementary regulating unit, when adjusting first lead screw 15 and threaded rod 10 simultaneously, can drive bracing piece 4 and can enough adjust its relative position with first drawing board 13 and second drawing board 2, can adjust its rotation angle again. So that the flip angle of the second palette 2 with respect to the first palette 13 can be adjusted to the maximum extent. Is suitable for the requirements of different users. Meanwhile, by adjusting the first transmission unit, the first sleeve and the moving plate 1 can drive the lower end of the second palette 2 to move in a direction parallel to the sliding rod relative to the first palette 13 through the hinge. The relative position of the second panel 2 to the first panel 13 can be adjusted accordingly. So that the first palette 13 can be used at the same time when drawing through the second palette 2 for placing drawing tools. Simultaneously the first lead screw 15 of accessible adjustment, second lead screw 3 and threaded rod 10 for first drawing board 13 and second drawing board 2 are flat spread out, greatly increased usable floor area. The utility model discloses simple structure convenient to use has fine practicality and suitability.

And when the lifting assembly is not needed, the height can be adjusted to the minimum through the lifting assembly, the occupied space is not occupied, and the carrying is convenient. The utility model has the advantages of simple structure, convenient use, and good practicability and applicability.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or terminal that comprises a list of elements does not include elements inherent to such process, method, article, or terminal. Without further limitation, elements identified by the phrases "comprising … …" or "comprising … …" do not exclude the presence of additional elements in the process, method, article, or terminal that comprises the element. Further, herein, "greater than", includes not only those elements but also other elements not explicitly listed, or also "less than", "more than", and the like are understood to exclude the present number; the terms "above", "below", "within" and the like are to be understood as including the number.

Although the embodiments have been described, once the basic inventive concept is known, other changes and modifications can be made to the embodiments by those skilled in the art, so that the above embodiments are only examples of the present invention, and not intended to limit the scope of the present invention, and all changes in equivalent structures or equivalent processes using the contents of the specification and drawings of the present invention, or directly or indirectly using other related technical fields, are also included in the scope of the present invention.

Claims

1. A novel portable drawing integrated box is characterized by comprising a box body and a second drawing board, wherein a box cover is hinged to one side of the upper surface of the box body, the box cover is detachably connected with the box body, a first drawing board and a first transmission assembly are fixedly arranged in the box body, the first transmission assembly is symmetrically arranged relative to the first drawing board and is arranged in parallel to the side edge of the first drawing board, the second drawing board is positioned above the first drawing board, one side of the second drawing board is hinged to the first transmission assembly, the first transmission assembly can drive the hinged side of the second drawing board to move relative to the first drawing board, mounting grooves are formed in two opposite sides of the upper surface of the first drawing board and are arranged in parallel to the side edge of the first drawing board, and a second transmission assembly is arranged in each mounting groove; the utility model discloses a drawing board, including first drawing board, second drive assembly, bracing piece, supplementary regulating unit and second drive unit, the transmission is connected with the first end of bracing piece on the second drive assembly, and is articulated with the first end of bracing piece, the fixed supplementary regulating unit that is provided with below the second drawing board, supplementary regulating unit is located same vertical plane with second drive unit, the bracing piece other end is connected with supplementary regulating unit transmission, and is articulated with supplementary regulating unit, supplementary regulating unit and second drive unit all can drive the second drawing board and do the upset motion for first drawing board, relative both sides limit is fixed above the second drawing board and is provided with spacing, spacing is on a parallel with second drawing board side setting, be provided with spacing subassembly above the second drawing board, spacing subassembly both ends respectively with spacing slidable connection, be provided with supporting component below the box.

2. The novel portable drawing integrated box according to claim 1, wherein the first transmission assembly comprises a first lead screw, a slide rod, a connecting plate and an adjusting handle, the first lead screw and the slide rod are respectively located on one side of the opposite side of the first drawing board and are located on the same horizontal plane with the first drawing board, the first lead screw and the slide rod are arranged in parallel with the side edge of the first drawing board, a first sleeve is sleeved on the first lead screw, the first sleeve is connected with the first lead screw in a transmission mode, one end of the connecting plate is fixedly connected with the first sleeve, the other end of the connecting plate penetrates through the first drawing board and is connected with the slide rod in a sliding mode, the first sleeve is hinged to the lower end of the second drawing board, and one end, close to the slide rod, of the connecting plate is hinged to the second drawing board.

3. The novel portable drawing integrated box according to claim 2, further comprising a hinge, wherein the hinge is disposed at two ends of the hinged side of the second drawing board, and the ends of the first sleeve and the connecting plate close to the sliding rod are hinged to the connecting member.

4. The novel portable drawing integrated box according to claim 1, wherein the second transmission assembly comprises a second lead screw and a rotating handle, the second lead screw is located in the mounting groove and arranged in parallel with the mounting groove, one end of the second lead screw is rotatably connected with the inner wall of the mounting groove, the other end of the second lead screw penetrates through the second drawing board and is rotatably connected with the second drawing board, the rotating handle is located outside the second drawing board and is fixedly connected with one end, extending out of the second drawing board, of the second lead screw, a second sleeve is sleeved on the second lead screw, the second sleeve is hinged to the lower end of the hinge rod, and the upper end of the hinge rod is hinged to the auxiliary adjusting unit.

5. The novel portable drawing integrated box according to claim 1, characterized in that the auxiliary adjusting unit comprises a threaded rod, the threaded rod is fixedly arranged below the second drawing board and is located at the edge of the side edge of the hinged side of the second drawing board perpendicular to the second drawing board, the threaded rod and the second lead screw are located on the same vertical plane, the two ends of the threaded rod are rotatably connected with the second drawing board, a rotating handle is fixedly connected to one end of the threaded rod, a moving block is sleeved on the threaded rod, one end of the moving block, which is close to the second drawing board, can extend into the second drawing board and is connected with the second drawing board in a sliding manner, and the moving block is hinged to the upper end of the supporting rod.

6. The novel portable drawing integrated box according to claim 1, characterized in that the novel portable drawing integrated box further comprises a storage drawer, the storage drawer is located in the box body and arranged below the first drawing board, the storage drawer can be slidably arranged in the box body, one end of the storage drawer can extend out of the box body, the storage drawer is detachably connected with the box body, a fixing plate is fixedly arranged in the box body and located above the storage drawer, a first end of a spring is connected below the fixing plate, the other end of the spring is fixedly connected with a baffle, and the baffle and the side wall of the storage drawer can be slidably connected up and down.

7. The portable drawing integrated box as claimed in claim 1, wherein the supporting assembly comprises a supporting rod and a supporting leg, the supporting rod and the supporting leg are telescopic rods, a placing groove is disposed below the box body, a rotating rod is symmetrically disposed in the placing groove and rotatably connected with the box body, a rotating block is fixedly sleeved at each end of the rotating rod, the rotating block is fixedly connected with one end of the supporting rod, the other end of the supporting rod can extend into the supporting leg and can be telescopically connected with the supporting leg, an adjusting assembly for adjusting the telescopic length of the supporting rod is disposed on the supporting leg, a fixing member is disposed on the box body and located on one side of the rotating block, the fixing member comprises a fixing column, a spring and a fixing block, a mounting cavity is disposed on one side of the rotating block in the box body, and one end of the fixing column can extend into the box body, and pass the installation cavity and stretch into in the standing groove, the cover is equipped with the spring on the fixed column, the spring is located the installation cavity, and the bullet is close to the one end fixedly connected with baffle of bracing piece, the fixed cover of baffle is established on the fixed column, and is connected for sliding in the installation cavity inner wall, be provided with two fixed slots on the turning block, the fixed slot cooperatees with the fixed column, the fixed column can stretch into in the fixed slot.

8. The novel portable drawing integrated box according to claim 1, wherein the limiting assembly comprises a threaded column, a moving plate and a pressing plate, the moving plate is arranged perpendicular to the limiting strips, two ends of the moving plate are slidably connected with the limiting strips respectively, one end of the threaded column penetrates through the moving plate and is in threaded connection with the moving plate, the lower end of the threaded column is fixedly connected with the pressing plate, the pressing plate is made of rubber materials, a rotating block is fixedly arranged at the upper end of the threaded column, and scale marks are arranged on the moving plate.

9. The novel portable drawing integrated box as claimed in claim 1, wherein the limiting strip is provided with scale marks.