CN214569877U

CN214569877U - Utensil convenient to design drawing expandes fast and rolling

Info

Publication number: CN214569877U
Application number: CN202120918269.3U
Authority: CN
Inventors: 卞雪洁; 孙琦
Original assignee: Nanjing Forestry University
Current assignee: Nanjing Forestry University
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2021-11-02
Anticipated expiration: 2031-04-30

Abstract

The utility model provides an appliance convenient for quick unfolding and rolling of design drawings, which belongs to the technical field of rolling appliances and aims to solve the problem that when the rolling appliance is used for disassembling a rolling roller, the rolling roller can be taken down only by unscrewing a plurality of screw rods connected between the rolling roller and a fixing frame, thereby reducing the disassembling efficiency of the rolling roller, and comprises a bottom plate; the bottom plate upper end is personally submitted bilateral symmetry and is formed two support columns, and is connected with the dead lever between two support column upper ends, and the bottom plate bottom is equipped with moving mechanism. When the wind-up roll needs to be dismantled, at first with pull rod upward pulling to the post is inserted to the messenger and extracts from spacing jack, then with pull rod upward handle rotation ninety degrees, make pull rod upward handle card in two limiting plates on the pull rod in the breach, make and insert the post and obtain limiting displacement, then with the wind-up roll-off forward pull-down can, whole dismantlement process, owing to need not to twist the bolt and just can take off the wind-up roll, and then improved wind-up roll dismantlement efficiency.

Description

Utensil convenient to design drawing expandes fast and rolling

Technical Field

The utility model belongs to the technical field of the rolling utensil, more specifically say, in particular to utensil convenient to design drawing expandes fast and rolling.

Background

The design drawing is divided into a plan view, a ground plan view, a ceiling plan view, a vertical view, a node pattern view, a strong current laying view, a weak current laying view and the like. Design drawings are indispensable in the whole decoration process, and each design drawing is accurately designed according to the structure of a house. A drawing reflects the idea of constructors and householders, and the design effect is completely shown on the drawing.

As in application No.: CN201920500188.4 the utility model discloses a drawing coiling mechanism that environmental design used, comprising a base plate, the equal fixedly connected with support column in top surface edge middle part of bottom plate, and the relative one side in support column surface rotates respectively and is connected with first pivot and second pivot, the utility model relates to an environmental design technical field. This drawing coiling mechanism that environmental design used, through first pivot, the second pivot, the mount, the fixed block, a groove, the connecting block, the screw rod, the stopper, the wind-up roll, the mating reaction of bearing and handle, make the installation of wind-up roll dismantle comparatively convenient and fast, the required time of dismantlement wind-up roll has been reduced, staff's intensity of labour has been reduced, coiling mechanism's availability factor has been improved, through the link, a spring, the mating reaction of movable rod and pressure strip, make the drawing at the in-process of rolling, can compress tightly it, avoid the drawing phenomenon that scatters to appear, the neatness degree and the rolling efficiency in the drawing rolling process have been increased.

At present, when a design drawing with larger size is rolled, a rolling device is usually used, although the rolling device can be conveniently and quickly mounted and dismounted through the matching action of a first rotating shaft, a second rotating shaft, a fixing frame, a fixing block, a groove, a connecting block, a screw rod, a limiting block, a rolling roller, a bearing and a handle when in use, when the rolling device is used for dismounting the rolling roller, the rolling roller can be dismounted only by unscrewing a plurality of screw rods connected between the rolling roller and the fixing frame, so that the dismounting efficiency of the rolling roller is reduced, the screw rod is easy to loosen in the rolling process of the rolling roller, the reliability of the rolling roller is further reduced, when the rolling device is used for unfolding and rolling a piece of paper, the operation can be finished only by manually rotating the handle on the second rotating shaft, and when people take other articles with both hands, the drawing is required to be put down firstly, so that the working efficiency of the drawing when the drawing is unfolded and rolled is greatly reduced.

Therefore, in view of the above, research and improvement are performed on the existing structure and defects, and an apparatus facilitating quick unfolding and folding of design drawings is provided, so as to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an utensil convenient to design drawing expandes fast and rolling, with solve above-mentioned rolling utensil when dismantling the wind-up roll, just can take off the wind-up roll because need unscrew a plurality of screw rods of being connected between wind-up roll and the mount earlier, and then reduced the wind-up roll dismantlement efficiency, and the screw rod still takes place not hard up phenomenon easily at the wind-up roll rolling in-process, and then reliability when the wind-up roll rotates has been reduced, and above-mentioned rolling utensil is when expandes and rolling the drawing, just can accomplish through the hand in the manual rotation second pivot, and when people's both hands have other article, just need put it down earlier, and then greatly reduced the drawing the work efficiency's when expandes and rolling problem.

The utility model discloses be convenient for design drawing expandes fast and the purpose and the efficiency of the utensil of rolling, reach by following concrete technical means:

an appliance convenient for quick unfolding and rolling of design drawings comprises a bottom plate; the upper end surface of the bottom plate is bilaterally symmetrical and provided with two support columns, a fixed rod is connected between the upper ends of the two support columns, the bottom of the bottom plate is provided with a moving mechanism, and a storage battery is arranged at a front included angle on the left side of the upper end surface of the bottom plate; the opposite sides of the upper ends of the two supporting columns are rotatably connected with a fixing frame, a winding roller is arranged between the two fixing frames, and the upper end face and the lower end face of each fixing frame are provided with a limiting mechanism; the right side one support column front side is equipped with actuating mechanism, and the control box is installed to terminal surface lower part before a support column on right side, and the control box is connected with through the wire and steps on the switch, and steps on the switch and be two pedal type switches.

Furthermore, the fixing frame comprises a rotating shaft and a rectangular clamping groove, the fixing frame is of a square block structure, one side surface of the fixing frame is provided with the rotating shaft penetrating through one supporting column, and the outside of the rotating shaft is rotatably connected with a bearing fixed on one side surface of one supporting column; the terminal surface has seted up the rectangle draw-in groove before the mount, and the inside three side of upper and lower left side of rectangle draw-in groove has seted up three T type spout, and the rotating shaft right-hand member is equipped with the crank on the mount on right side.

Further, the bottom plate includes spacing slide cartridge and stabilizer blade, four contained angle departments of bottom plate up end all are equipped with a spacing slide cartridge, and the bottom plate bottom is personally submitted the front and back symmetry and is described and be equipped with four stabilizer blades, and every stabilizer blade bottom end face all is equipped with anti-skidding cushion.

Furthermore, the limiting mechanism comprises a square sliding shell, a square sliding block, a pull rod, a limiting plate and an inserting column, the square sliding shell is fixed on the fixing frame, the square sliding block is connected to the inside of the square sliding shell in a sliding mode, the pull rod and the inserting column penetrating through the upper side and the lower side of the square sliding shell are arranged at the center of the upper end face and the lower end face of the square sliding block respectively, a spring is sleeved on the outer portion of the pull rod, and the upper end of the pull rod is rotatably connected with a handle; the square sliding shell upper end is personally submitted bilateral symmetry and is described and is equipped with two limiting plates, and the breach has all been seted up at two limiting plate upper end middle parts, works as when limiting mechanism is in spacing state, the post of inserting runs through a mount lateral wall and pegs graft with a spacing plug hole on the connecting block.

Furthermore, the winding roller comprises connecting blocks and limiting insertion holes, the left end and the right end of the winding roller are both provided with one connecting block, the two connecting blocks are both of square columnar structures, the upper end surface, the lower end surface, the left end surface and the right end surface of each connecting block are both provided with T-shaped sliding blocks, and the back surfaces of the upper T-shaped sliding block and the lower T-shaped sliding block are both provided with one limiting insertion hole; when the winding roller and the two fixing frames are in an installation state, the two connecting blocks are clamped with the rectangular clamping grooves in the two fixing frames respectively, and the T-shaped sliding blocks on the two connecting blocks are connected with the T-shaped sliding grooves in the rectangular clamping grooves in the two fixing frames in a sliding mode respectively.

Furthermore, the moving mechanism comprises a lifting frame, supporting sliding columns, a rotating support and supporting screw rods, the lifting frame is of a frame-shaped structure, the supporting sliding columns are arranged at four included angles of the bottom end face of the lifting frame, and a universal wheel is mounted at the lower end of each supporting sliding column; the rotary support is of a rectangular frame structure and is fixed in the middle of the front end face of the bottom plate, the inner side of the rotary support is rotatably connected with a supporting screw rod, and the outer portion of the supporting screw rod is connected with a nut fixed on the front end face of the lifting frame through threads.

Furthermore, the driving mechanism comprises a driving motor, a driving belt wheel and a driven belt wheel, the driving motor is installed on the lower portion of the front end face of one support column on the right side, the driving motor is rotatably connected with the driving belt wheel through a rotating shaft, and the driving motor is in common electrical connection with the trampling switch through a control box; the driven pulley sets up the outside right side of axis of rotation on a mount on right side, and driven pulley is connected with the driving pulley transmission through the belt, and driven pulley diameter accounts for the third of driving pulley diameter.

Furthermore, when the moving mechanism and the bottom plate are in an installation state, the four supporting sliding columns are respectively connected with the four limiting sliding cylinders in a sliding mode.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. through stop gear's setting, when the wind-up roll need be dismantled, at first with pull rod upward pulling, thereby the post is extracted from spacing jack to the messenger inserts, then with pull rod upper handle rotation ninety degrees, make pull rod upper handle card in two limiting plates on the breach, the post is inserted to the messenger obtain limiting displacement, then with the wind-up roll-off forward pull down can, whole dismantlement process, owing to need not to twist the bolt and just can take off the wind-up roll, and then improved wind-up roll dismantlement efficiency, and insert to the difficult not hard up phenomenon that takes place of post under the outside spring action of pull rod in spacing jack, and then reliability when having improved the wind-up roll and rotating.

2. Through trampling switch and actuating mechanism's cooperation, will trample two footboards on the switch respectively through the foot and step on, make control box control driving motor pivot corotation or reversal to make a mount on right side drive the wind-up roll and carry out corotation or reversal, thereby make the drawing obtain quick expansion and rolling operation, and owing to need not through manual rotation, and when people's both hands had other article, just need not to put it down, and then improved the work efficiency of drawing when expanding and rolling greatly.

Drawings

Fig. 1 is a schematic axial view of the present invention.

Fig. 2 is a schematic structural diagram of the present invention in a disassembled state.

Fig. 3 is the structure diagram of the fixing frame and the wind-up roll of the utility model.

Fig. 4 is a schematic structural diagram of the limiting mechanism of the present invention.

Fig. 5 is a schematic view of the fixing frame and the connecting block according to the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a base plate; 101. a limiting sliding cylinder; 102. a support leg; 2. a support pillar; 3. a fixed mount; 301. a rotating shaft; 302. a rectangular clamping groove; 4. a wind-up roll; 401. connecting blocks; 402. limiting the jacks; 5. a limiting mechanism; 501. a square sliding shell; 502. a square slider; 503. a pull rod; 504. a limiting plate; 505. inserting a column; 6. a drive mechanism; 601. a drive motor; 602. a driving pulley; 603. a driven pulley; 7. a control box; 8. a trample switch; 9. a moving mechanism; 901. a lifting frame; 902. a support strut; 903. rotating the bracket; 904. a support screw; 10. and (4) a storage battery.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 5:

the utility model provides a device which is convenient for quick unfolding and rolling of design drawings, comprising a bottom plate 1; the upper end surface of the bottom plate 1 is provided with two support columns 2 in a bilateral symmetry shape; the bottom plate 1 comprises a limiting sliding cylinder 101 and support legs 102, the limiting sliding cylinder 101 is arranged at each of four included angles of the upper end surface of the bottom plate 1, the four support legs 102 are symmetrically arranged at the front and back of the bottom end surface of the bottom plate 1, and an anti-skid rubber pad is arranged on the bottom end surface of each support leg 102, so that the support legs 102 have better friction force when contacting the ground; a fixed rod is connected between the upper ends of the two support columns 2, and the bottom of the bottom plate 1 is provided with a moving mechanism 9; the moving mechanism 9 comprises a lifting frame 901, supporting sliding columns 902, a rotating bracket 903 and a supporting screw 904, wherein the lifting frame 901 is in a frame structure, the supporting sliding columns 902 are arranged at four included angles of the bottom end face of the lifting frame 901, and a universal wheel is arranged at the lower end of each supporting sliding column 902; the rotating support 903 is of a rectangular frame structure, the rotating support 903 is fixed in the middle of the front end face of the bottom plate 1, the inner side of the rotating support 903 is rotatably connected with a support screw 904, the outer part of the support screw 904 is connected with a nut fixed on the front end face of the lifting frame 901 through threads, through the arrangement of the moving mechanism 9, when the rolling device needs to move, the nut on the lifting frame 901 drives the lifting frame 901 to move downwards by rotating the support screw 904, so that the four support sliding columns 902 drive the universal wheels to move downwards and contact with the ground, and then the rolling device is moved through the four universal wheels, so that the convenience of moving the rolling device is improved; a storage battery 10 is arranged at the included angle of the front part of the left side of the upper end surface of the bottom plate 1; the opposite sides of the upper ends of the two support columns 2 are rotatably connected with a fixing frame 3, and a winding roller 4 is arranged between the two fixing frames 3; the winding roller 4 comprises connecting blocks 401 and limiting jacks 402, the left end and the right end of the winding roller 4 are both provided with one connecting block 401, the two connecting blocks 401 are both of a square columnar structure, the upper end face, the lower end face, the left end face and the right end face of each connecting block 401 are both provided with T-shaped sliding blocks, and the back faces of the upper T-shaped sliding block and the lower T-shaped sliding block are both provided with one limiting jack 402; when the winding roller 4 and the two fixing frames 3 are in an installation state, the two connecting blocks 401 are respectively clamped with the rectangular clamping grooves 302 on the two fixing frames 3, and the T-shaped sliding blocks on the two connecting blocks 401 are respectively connected with the T-shaped sliding grooves in the rectangular clamping grooves 302 on the two fixing frames 3 in a sliding manner, so that the winding roller 4 is more stable when being connected between the two fixing frames 3; the upper end surface and the lower end surface of the two fixing frames 3 are respectively provided with a limiting mechanism 5; the limiting mechanism 5 comprises a square sliding shell 501, a square sliding block 502, a pull rod 503, a limiting plate 504 and an inserting column 505, the square sliding shell 501 is fixed on the fixed frame 3, the square sliding shell 501 is connected with the square sliding block 502 in a sliding manner, the pull rod 503 and the inserting column 505 which penetrate through the upper side and the lower side of the square sliding shell 501 are respectively arranged at the center parts of the upper end face and the lower end face of the square sliding block 502, a spring is sleeved outside the pull rod 503, and the upper end of the pull rod 503 is also rotatably connected with a handle; the upper end surface of the square sliding shell 501 is provided with two limiting plates 504 which are bilaterally symmetrical, the middle parts of the upper end surfaces of the two limiting plates 504 are provided with notches, and when the limiting mechanism 5 is in a limiting state, the inserting column 505 penetrates through one side wall of the fixing frame 3 and is inserted into one limiting inserting hole 402 on the connecting block 401, so that the connecting block 401 can be effectively limited in the rectangular clamping groove 302; a driving mechanism 6 is arranged on the front side of one supporting column 2 on the right side; the driving mechanism 6 comprises a driving motor 601, a driving belt wheel 602 and a driven belt wheel 603, the driving motor 601 is installed at the lower part of the front end face of one supporting column 2 on the right side, the driving motor 601 is rotatably connected with the driving belt wheel 602 through a rotating shaft, and the driving motor 601 is commonly and electrically connected with the stepping switch 8 through the control box 7; the driven belt wheel 603 is arranged on the right side of the outer portion of the rotating shaft 301 on one fixing frame 3 on the right side, the driven belt wheel 603 is in transmission connection with the driving belt wheel 602 through a belt, the diameter of the driven belt wheel 603 accounts for one third of the diameter of the driving belt wheel 602, and a certain transmission ratio is formed between the driven belt wheel 603 and the driving belt wheel 602, so that labor is saved when the crank is manually rotated; a control box 7 is installed on the lower portion of the front end face of one support column 2 on the right side, the control box 7 is connected with a stepping switch 8 through a lead, and the stepping switch 8 is a double-pedal switch.

The fixing frame 3 comprises a rotating shaft 301 and a rectangular clamping groove 302, the fixing frame 3 is of a square block structure, one side face of the fixing frame 3 is provided with the rotating shaft 301 penetrating through one supporting column 2, and the outside of the rotating shaft 301 is rotatably connected with a bearing fixed on one side face of one supporting column 2; rectangular clamping groove 302 has been seted up to the terminal surface before mount 3, and three T type spout has been seted up to the inside upper and lower left three side of

rectangular clamping groove

302, and 3 last rotation axis 301 right-hand members on mount 3 on right side are equipped with the crank, make 3 still can accomplish through the manual rotation handle on the rotation axis 301 and expand or the rolling operation of mount on the right side, when making battery 10 electric quantity lower, the accessible manual mode is accomplished, improves the flexibility when this rolling utensil uses greatly.

When the moving mechanism 9 and the bottom plate 1 are in an installation state, the four supporting sliding columns 902 are respectively connected with the four limiting sliding barrels 101 in a sliding manner, so that the lifting frame 901 is more stable when moving up and down.

The specific use mode and function of the embodiment are as follows:

in the utility model, in use, when the wind-up roll 4 needs to be disassembled, firstly, the pull rod 503 is pulled upwards to make the pull rod 503 pull the square slider 502 to move upwards, so that the plug column 505 is pulled out from the limit jack 402, then the pull rod 503 is rotated ninety degrees, the pull rod 503 is clamped in the notches of the two limit plates 504, so that the plug column 505 is limited, then the wind-up roll 4 slides forwards to be disassembled, the whole disassembling process can be realized, the wind-up roll 4 can be disassembled without screwing the bolt, the disassembling efficiency of the wind-up roll 4 is further improved, the plug column 505 inserted into the limit jack 402 is not easy to loosen under the action of the external spring of the pull rod 503, and the reliability of the wind-up roll 4 is further improved;

when launching and rolling the drawing paper, will trample two footboards on the switch 8 respectively through the foot and step on, make 7 control driving motor 601 pivot corotation of control box or reversal, thereby make driving pulley 602 drive driven pulley 603 through the belt and carry out corotation or reversal, thereby make 3 drive wind-up roll 4 of mount on right side carry out corotation or reversal, thereby make the drawing obtain quick expansion and rolling operation, and owing to need not through manual rotation, and when people's both hands had other article, just need not to put it down, and then the work efficiency of drawing when launching and rolling has been improved greatly.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides an utensil convenient to design drawing expandes fast and rolling which characterized in that: comprises a bottom plate (1);

the upper end surface of the bottom plate (1) is bilaterally symmetrical and is provided with two support columns (2), a fixed rod is connected between the upper ends of the two support columns (2), the bottom of the bottom plate (1) is provided with a moving mechanism (9), and a storage battery (10) is arranged at a corner of the front part of the left side of the upper end surface of the bottom plate (1);

the opposite sides of the upper ends of the two supporting columns (2) are respectively and rotatably connected with a fixing frame (3), a winding roller (4) is arranged between the two fixing frames (3), and the upper end face and the lower end face of each fixing frame (3) are respectively provided with a limiting mechanism (5);

the right side is one support column (2) front side is equipped with actuating mechanism (6), and control box (7) are installed to terminal surface lower part before support column (2) on right side, and control box (7) are connected with through the wire and trample switch (8), and trample switch (8) are two pedal type switch.

2. The apparatus for facilitating quick deployment and deployment of design paper as claimed in claim 1, wherein: the bottom plate (1) comprises a limiting sliding cylinder (101) and supporting legs (102), the four corners of the upper end face of the bottom plate (1) are respectively provided with the limiting sliding cylinder (101), the front end face and the rear end face of the bottom plate (1) are symmetrically provided with the four supporting legs (102), and the bottom end face of each supporting leg (102) is provided with an anti-skidding rubber mat.

3. The apparatus for facilitating quick deployment and deployment of design paper as claimed in claim 1, wherein: the fixing frame (3) comprises a rotating shaft (301) and a rectangular clamping groove (302), the fixing frame (3) is of a square block structure, one side face of the fixing frame (3) is provided with the rotating shaft (301) penetrating through one supporting column (2), and the outside of the rotating shaft (301) is rotatably connected with a bearing fixed on one side face of one supporting column (2);

the end surface has seted up rectangular clamping groove (302) before mount (3), and three T type spout has been seted up to three side about rectangular clamping groove (302) is inside, and pivot (301) right-hand member is equipped with the crank on mount (3) on right side.

4. The apparatus for facilitating quick deployment and deployment of design paper as claimed in claim 1, wherein: the winding roller (4) comprises connecting blocks (401) and limiting insertion holes (402), the left end and the right end of the winding roller (4) are respectively provided with one connecting block (401), the two connecting blocks (401) are of square columnar structures, the upper end face, the lower end face, the left end face and the right end face of each connecting block (401) are respectively provided with a T-shaped sliding block, and the back faces of the upper T-shaped sliding block and the lower T-shaped sliding block are respectively provided with one limiting insertion hole (402);

when the winding roller (4) and the two fixing frames (3) are in an installation state, the two connecting blocks (401) are respectively connected with the rectangular clamping grooves (302) in the two fixing frames (3) in a clamped mode, and the T-shaped sliding blocks on the two connecting blocks (401) are respectively connected with the T-shaped sliding grooves in the rectangular clamping grooves (302) in the two fixing frames (3) in a sliding mode.

5. The apparatus for facilitating quick deployment and deployment of design paper as claimed in claim 1, wherein: the limiting mechanism (5) comprises a square sliding shell (501), a square sliding block (502), a pull rod (503), a limiting plate (504) and an inserting column (505), the square sliding shell (501) is fixed on the fixing frame (3), the square sliding block (502) is connected to the inside of the square sliding shell (501) in a sliding mode, the pull rod (503) and the inserting column (505) penetrating through the upper side and the lower side of the square sliding shell (501) are arranged at the center of the upper end face and the lower end face of the square sliding block (502) respectively, a spring is sleeved on the outer portion of the pull rod (503), and a handle is further connected to the upper end of the pull rod (503) in a rotating mode;

square sliding housing (501) up end personally submits the bilateral symmetry and describes and be equipped with two limiting plate (504), and two limiting plate (504) up end middle parts all offer jaggedly, work as when limiting mechanism (5) are in spacing state, insert post (505) and run through a mount (3) lateral wall and peg graft mutually with last spacing jack (402) of connecting block (401).

6. The apparatus for facilitating quick deployment and deployment of design paper as claimed in claim 1, wherein: the driving mechanism (6) comprises a driving motor (601), a driving belt wheel (602) and a driven belt wheel (603), the driving motor (601) is installed on the lower portion of the front end face of one supporting column (2) on the right side, the driving motor (601) is rotatably connected with the driving belt wheel (602) through a rotating shaft, and the driving motor (601) is in common electrical connection with the stepping switch (8) through a control box (7);

driven pulley (603) set up on a mount (3) on right side outside right side of axis of rotation (301), and driven pulley (603) are connected with driving pulley (602) transmission through the belt, and driven pulley (603) diameter accounts for the third of driving pulley (602) diameter.

7. The apparatus for facilitating quick deployment and deployment of design paper as claimed in claim 1, wherein: the moving mechanism (9) comprises a lifting frame (901), supporting sliding columns (902), a rotating support (903) and supporting screw rods (904), the lifting frame (901) is of a frame-shaped structure, the supporting sliding columns (902) are arranged at four included angles of the bottom end face of the lifting frame (901), and a universal wheel is mounted at the lower end of each supporting sliding column (902);

the rotary support (903) is of a rectangular frame structure, the rotary support (903) is fixed to the middle of the front end face of the bottom plate (1), a supporting screw rod (904) is rotatably connected to the inner side of the rotary support (903), and a nut fixed to the front end face of the lifting frame (901) is connected to the outer portion of the supporting screw rod (904) through threads.

8. The apparatus for facilitating quick deployment and deployment of design paper as claimed in claim 1, wherein: when the moving mechanism (9) and the bottom plate (1) are in an installation state, the four supporting sliding columns (902) are respectively connected with the four limiting sliding cylinders (101) in a sliding mode.