CN114515088A

CN114515088A - Platform is placed to architectural design drawing

Info

Publication number: CN114515088A
Application number: CN202210097847.0A
Authority: CN
Inventors: 黄玉珠
Original assignee: Individual
Current assignee: CSCA (Beijing) Planning and Design Co.,Ltd.
Priority date: 2022-01-27
Filing date: 2022-01-27
Publication date: 2022-05-20

Abstract

The invention relates to a placing table, in particular to a placing table for architectural design drawings. The invention aims to provide an architectural design drawing placing table capable of rapidly switching drawings. The invention provides a building design drawing placing table which comprises a fixing frame, a rotating shaft, a rotating frame, a first connecting plate, a first connecting block and the like. When the rotating plate rotates towards the inner side, the paper can be fixed, and then the double-shaft motor is used as a driving force to drive the gear to rotate, so that the rotating frame and the first connecting plate can be driven to rotate intermittently, the purpose of rapidly replacing the next drawing can be achieved, and people can conveniently watch or draw multiple drawings.

Description

Platform is placed to architectural design drawing

Technical Field

The invention relates to a placing table, in particular to a placing table for architectural design drawings.

Background

At present, when people watch drawings and draw the drawings, the drawings are usually placed on a workbench, then the drawings can be watched and drawn, but the functions of the existing workbench are simple, a clamping function and a protection function are not provided, and people generally press or cover the drawings with articles.

Patent application CN210446252U, the public day is 20200505, discloses a platform is placed to special drawing of environmental design, including body, buckle, supporting leg, movable pulley, rack, check lock lever, buckle grillage, peg graft pole fly leaf, protrusion platform, mount, movable plate, apron, plastic film, fixed station, arrangement hole, supporting platform, sucking disc, compression bar, the body bottom is equipped with the supporting leg, be connected with the movable pulley under the supporting leg, the fixed rack that is equipped with on the body bottom surface, the body up end is equipped with the buckle, is equipped with the peg graft pole on the buckle. In above-mentioned patent, the apron is the design of extending plate structure, when the apron is kept flat, can fix on the movable plate through the sucking disc, then pushes down the drawing through the compression pole, and when the apron, the fly leaf risees the back, it can to push down the drawing with the compression pole on the apron. Although the drawing can be pressed to above-mentioned patent, operating space is limited, when people need watch or draw many drawings, need take out last drawing, put into new drawing, comparatively trouble.

To sum up, so now the urgent need is a building design drawing that can the fast switch over drawing and is placed platform for solve above-mentioned problem.

Disclosure of Invention

The invention aims to overcome the defects that the operation space of the conventional drawing placing table is limited, and when people need to replace drawings, the operation is troublesome.

The invention is realized by the following technical approaches:

the utility model provides a platform is placed to architectural design drawing, including the mount, the axis of rotation, the rotation frame, first connecting plate, first linkage block, the rotor plate, first torsion spring, drive mechanism and smoothing mechanism, mount upper portion rotary type is equipped with the axis of rotation, be equipped with the rotation frame in the axis of rotation, the interval is equipped with the first connecting plate that is used for placing the drawing on the rotation frame, both sides all are equipped with first linkage block around the first connecting plate, equal rotary type is equipped with the rotor plate that is used for compressing tightly the drawing on the first linkage block, all be equipped with two first torsion springs between rotor plate and the adjacent first linkage block, the front side upper portion of mount is equipped with and is used for driving drawing pivoted drive mechanism, the upper portion right side of mount is equipped with the smoothing mechanism that is used for smoothing the drawing.

Furthermore, drive mechanism is equipped with the biax motor including biax motor, scarce gear and first full gear on the front side upper portion of mount, be equipped with on the output shaft of biax motor front side and lack the gear, and the axis of rotation front side is equipped with first full gear, and it can mesh with first full gear to lack the gear rotation.

Further, the smoothing mechanism comprises a connecting frame, a first connecting rod, a sliding plate, a first reset spring, a rotating rod, a first lug, a second torsion spring, a second full gear and a rack, the connecting frame is arranged on the right side of the upper part of the fixing frame, the rotating frame is positioned in the connecting frame, the first connecting rods are symmetrically arranged on the front and back of the right side of the upper part of the connecting frame, the sliding plate is arranged between the lower parts of the first connecting rods in a sliding manner, the first reset springs are arranged between the upper side and the lower side of the right side of the sliding plate and the first connecting rods, the number of the first reset springs is four, the rotating rod is rotatably arranged between the lower parts of the first connecting rods and is positioned on the right side of the sliding plate, the first lug is arranged in the middle of the rotating rod, the second torsion spring is wound on the front part of the rotating rod, two ends of the second torsion spring are respectively connected with the first connecting rod and the first lug on the front side, the front side of the rotating rod is provided with the second full gear, the front side of the first connecting plate is provided with a rack, and the rack can be meshed with the second full gear in a rotating mode.

Further, the cleaning mechanism comprises a second connecting rod, a sliding rod, a second reset spring, a guide frame, a pull rope, a wedge-shaped plate, a first fixing block, a third reset spring, a second connecting plate, a rotating convex plate, a first belt pulley, a second belt pulley and a flat belt, wherein the second connecting rod is symmetrically arranged in the front and at the back of the middle part of the left side of the connecting frame, the sliding rod is arranged between the upper parts of the second connecting rod in a sliding manner, the second reset spring is wound on the second connecting rod, the two ends of the second reset spring are respectively connected with the second connecting rod and the sliding rod, the guide frame is arranged in the front middle part of the left side of the connecting frame, two reel wheels are arranged on the guide frame in a rotating manner, the first fixing block is arranged in the left middle part of the front side of the connecting frame, the wedge-shaped plate is arranged in the front of the sliding manner, the pull rope is arranged on the left side of the wedge-shaped plate, and the other end of the pull rope is connected with the front side of the sliding rod, two reels are walked around to the stay cord, be equipped with third reset spring between the upper portion right side of wedge and the first fixed block right side, the upper portion front side of mount is equipped with the second connecting plate, the outside rear portion rotary type of second connecting plate is equipped with the rotation flange, it can contact with the wedge to rotate the flange, be equipped with first belt pulley on the output shaft of biax motor rear side, the outside front portion rotary type of second connecting plate is equipped with the second belt pulley, the second belt pulley contacts with the rotation flange, around there being flat belt between second belt pulley and the first belt pulley.

Further comprises a turnover mechanism for placing drawing tools, the turnover mechanism comprises a second connecting block, a placing plate and a third torsion spring, the third connecting block, the second lug, fourth reset spring and poker rod, the left side middle part longitudinal symmetry of link is equipped with the second connecting block, the second connecting block is located the second connecting rod below, the rotary type is equipped with between the second connecting block and places the board, place the front and back both sides on board upper portion and all around have third torque spring, third torque spring's both ends respectively with the second connecting block with place the board and be connected, the front side left side lower part of link is equipped with the third connecting block, the anterior slidingtype of third connecting block is equipped with the second lug, the board is placed in the second lug card, be equipped with fourth reset spring between second lug right side and the third connecting block, the rear side lower part of wedge board is equipped with the poker rod, poker rod turn left motion can with place the board contact.

Further, still including the record mechanism who is used for the change number of times of record drawing, record mechanism is including the record screen, contact button and third lug, the left side upper portion of link is equipped with the record screen, the middle part is equipped with contact button behind the left side of link inner wall, it is equipped with the third lug to rotate the interval on the frame, the third lug all is located adjacent first connecting plate rear side, the third lug rotates can with the contact button contact, contact button and record screen pass through electric connection.

Furthermore, the illuminating device is used for providing illumination and comprises a second fixing block and an illuminating lamp, the second fixing block is arranged in the middle of the left side of the connecting frame, and the illuminating lamp is arranged on the second fixing block in a rotating mode.

Furthermore, the front upper part of the right side of the placing plate is provided with a groove.

Compared with the prior art, the invention has the following advantages:

1. when the rotating plate rotates towards the inner side, the paper can be fixed, and then the double-shaft motor is used as a driving force to drive the gear to rotate, so that the rotating frame and the first connecting plate can be driven to rotate intermittently, the purpose of rapidly replacing the next drawing can be achieved, and people can conveniently watch or draw multiple drawings.

2. When the rack is meshed with the second full gear, the rotating rod and the first lug can be driven to rotate, and the first lug can extrude the sliding plate to move downwards, so that the paper is smoothed.

3. When the sliding rod moves up and down, the sliding rod can be in contact with the drawing, so that dust and sundries on the drawing can be scraped off, and the purpose of cleaning is achieved.

Drawings

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

Fig. 2 is a schematic partial perspective view of a first embodiment of the present invention.

Fig. 3 is a second partial perspective view of the present invention.

Fig. 4 is a schematic perspective view of the transmission mechanism of the present invention.

Fig. 5 is a schematic perspective view of a part of the transmission mechanism of the present invention.

Fig. 6 is a schematic perspective view of a first three-dimensional structure of the smoothing mechanism of the present invention.

Fig. 7 is a schematic perspective view of a second smoothing mechanism according to the present invention.

Fig. 8 is a schematic perspective view of the cleaning mechanism of the present invention.

Fig. 9 is a partial perspective view of the cleaning mechanism of the present invention.

Fig. 10 is a partial perspective exploded view of the cleaning mechanism of the present invention.

Fig. 11 is a schematic view of a first partial three-dimensional structure of the turnover mechanism of the present invention.

Fig. 12 is a schematic view of a second partial three-dimensional structure of the turnover mechanism of the present invention.

FIG. 13 is a schematic view of a third partial perspective structure of the canting mechanism of the present invention.

Fig. 14 is a schematic view of a fourth partial perspective structure of the turnover mechanism of the present invention.

Fig. 15 is a schematic perspective view of a recording mechanism and an illuminating mechanism according to the present invention.

Fig. 16 is a schematic perspective view of a recording mechanism according to the present invention.

Fig. 17 is a partial perspective view of a recording mechanism according to the present invention.

Fig. 18 is a perspective view of the illumination mechanism of the present invention.

In the reference symbols: 1-a fixed frame, 2-a rotating shaft, 3-a rotating frame, 4-a first connecting plate, 5-a first connecting block, 6-a rotating plate, 7-a first torsion spring, 8-a transmission mechanism, 81-a double-shaft motor, 82-a missing gear, 83-a first full gear, 9-a smoothing mechanism, 91-a connecting frame, 92-a first connecting rod, 93-a sliding plate, 94-a first return spring, 95-a rotating rod, 96-a first lug, 97-a second torsion spring, 98-a second full gear, 99-a rack, 10-a cleaning mechanism, 101-a second connecting rod, 102-a sliding rod, 103-a second return spring, 104-a guide frame, 105-a pulling rope, 106-a wedge plate, 1061-a first fixed block, 107-a third return spring, 108-a second connecting plate, 109-a rotating convex plate, 1010-a first belt pulley, 10101-a second belt pulley, 1011-a flat belt, 11-a turnover mechanism, 111-a second connecting block, 112-a placing plate, 113-a third torsion spring, 114-a third connecting block, 115-a second bump, 116-a fourth return spring, 117-a poke rod, 12-a recording mechanism, 121-a recording screen, 122-a contact button, 123-a third bump, 13-an illuminating mechanism, 131-a second fixed block and 132-an illuminating lamp.

Detailed Description

The invention is described in detail below with reference to the figures and the embodiments.

Example 1

A placing table for architectural design drawings refers to fig. 1-7, which comprises a fixed frame 1, a rotating shaft 2, a rotating frame 3 and a first connecting plate 4, first link block 5, the rotor plate 6, first torsion spring 7, drive mechanism 8 and

smooth mechanism

9, 1 upper portion rotary type of mount is equipped with axis of rotation 2, be equipped with rotation frame 3 in the axis of rotation 2, the interval welding has first link plate 4 on the rotation frame 3, both sides all are equipped with first link block 5 around first link plate 4, equal rotary type is equipped with rotor plate 6 on the first link block 5, people can put first link plate 4 with the picture paper on, rotor plate 6 can press from both sides tight drawing towards the inside motion, all be equipped with two first torsion springs 7 between rotor plate 6 and the adjacent first link block 5, the front side upper portion of mount 1 is equipped with drive mechanism 8, the upper portion right side of mount 1 is patted and is equipped with smooth mechanism 9.

Referring to fig. 1, 4 and 5, the transmission mechanism 8 includes a double-shaft motor 81, a missing gear 82 and a first full gear 83, the double-shaft motor 81 is bolted to the front upper portion of the fixing frame 1, the missing gear 82 is arranged on the output shaft of the front side of the double-shaft motor 81, the first full gear 83 is arranged on the front side of the rotating shaft 2, the missing gear 82 rotates to be meshed with the first full gear 83, the double-shaft motor 81 is started, the rotating shaft 2 can be driven to intermittently rotate, and accordingly the drawing paper can be driven to intermittently rotate.

Referring to fig. 1, 6 and 7, the smoothing mechanism 9 includes a connecting frame 91, a first connecting rod 92, a sliding plate 93, a first return spring 94, a rotating rod 95, a first bump 96, a second torsion spring 97, a second full gear 98 and a rack 99, the connecting frame 91 is disposed on the right side of the upper portion of the fixing frame 1, the connecting frame 91 can protect the drawing on the first connecting plate 4, the rotating frame 3 is disposed inside the connecting frame 91, the first connecting rods 92 are symmetrically welded on the right side of the upper portion of the connecting frame 91 in a front-back manner, the sliding plate 93 is slidably disposed between the lower portions of the first connecting rods 92, the drawing can be smoothed when the sliding plate 93 moves downward, the first return springs 94 are disposed between the upper and lower sides of the right side of the sliding plate 93 and the first connecting rods 92, the number of the first return springs 94 is four, the rotating rod 95 is rotatably disposed between the lower portions of the first connecting rods 92, the 95 is disposed on the right side of the sliding plate 93, the dwang 95 middle part is equipped with first lug 96, and the dwang 95 front portion is around having second torsion spring 97, and the both ends of second torsion spring 97 are connected with the head rod 92 and the first lug 96 of front side respectively, and the dwang 95 front side key connection has the full gear of second 98, and the first connecting plate 4 front side all is connected with rack 99, and rack 99 rotates can with the full gear of second 98 meshing.

When people need to use the placing table, the people firstly stand at the right side of the placing table, then the rotating plate 6 is rotated and opened towards the outer side, the first torsion spring 7 is deformed, then a drawing is placed on the first connecting plate 4, then the rotating plate 6 is loosened, the first torsion spring 7 is restored to the original state, the rotating plate 6 is driven to rotate and reset towards the inner side, so that the drawing can be pressed by the rotating plate 6, then the double-shaft motor 81 is started, the output shaft of the double-shaft motor 81 is controlled to rotate for a circle, the output shaft of the double-shaft motor 81 drives the gear lacking 82 to rotate for a circle, when the gear lacking 82 is meshed with the first full gear 83, the first full gear 83 is driven to rotate, so as to drive the rotating shaft 2 to rotate, the rotating shaft 2 drives the rotating frame 3 and the first connecting plate 4 to rotate, the first connecting plate 4 drives the rack 99 and the drawing to rotate, and when the gear lacking 82 is separated from the first full gear 83, the first full gear 83 stops rotating, the rotation shaft 2, the rotation frame 3 and the first connection plate 4 stop rotating, then the double-shaft motor 81 is turned off, at this time, the next first connection plate 4 rotates to the front of people, the operations are repeated, multiple drawings can be respectively placed on different first connection plates 4, when the rack 99 rotates, the next first connection plate can be meshed with the second full gear 98, so as to drive the second full gear 98 to rotate, the second full gear 98 drives the rotation shaft 95 and the first lug 96 to rotate, the second torsion spring 97 deforms, when the first lug 96 is contacted with the sliding plate 93, the sliding plate 93 is extruded to move downwards, the first return spring 94 stretches, so that the sliding plate 93 can be contacted with the drawings, at this time, the drawings rotate, so that the sliding plate 93 can smooth the drawings, when the rack 99 is separated from the second full gear 98, the second torsion spring 97 returns to the original state, the rotation shaft 95 and the first lug 96 are driven to reverse and return, the first bump 96 is separated from the sliding plate 93, the first return spring 94 restores to the original state to drive the sliding plate 93 to move upwards to reset and separate the drawing, the reciprocating operation is carried out, when people need to watch and draw the drawing, the people can stand on the left side of the placing table and can watch and draw the drawing, the connecting frame 91 can block other drawings to play a role in protection, when people start the double-shaft motor 81, the rotating frame 3 can drive the first connecting plate 4 to rotate so as to drive the drawing to rotate, the next drawing can rotate right ahead of the people, then the double-shaft motor 81 is closed, the purpose of quickly switching the drawings can be achieved by repeating the operations, when people need to take out the drawings, the rotating plate 6 is rotated outwards again to be opened, the first torsion spring 7 is deformed so that the rotating plate 6 is not pressed any more, and then the drawing can be taken away, and finally, the rotating plate 6 is loosened, the first torsion spring 7 is restored to the original state, and the rotating plate 6 is driven to rotate inwards to reset.

Example 2

On the basis of embodiment 1, referring to fig. 1, 8, 9 and 10, the cleaning device 10 further comprises a cleaning mechanism 10, wherein the cleaning mechanism 10 comprises a second connecting rod 101, a sliding rod 102, a second return spring 103, a guide frame 104, a pull rope 105, a wedge plate 106, a first fixing block 1061, a third return spring 107, a second connecting plate 108, a rotating convex plate 109, a first belt pulley 1010, a second belt pulley 10101 and a flat belt 1011, the second connecting rod 101 is symmetrically welded in the front and back of the middle portion of the left side of the connecting frame 91, the sliding rod 102 is slidably arranged between the upper portions of the second connecting rod 101, the sliding rod 102 can move up and down to scrape off dust and sundries on the drawing paper, the second return spring 103 is wound on the second connecting rod 101, two ends of the second return spring 103 are respectively connected with the second connecting rod 101 and the sliding rod 102, the guide frame 104 is arranged in the front middle portion of the left side of the connecting frame 91, and two reels are rotatably arranged on the guide frame 104, a first fixing block 1061 is arranged in the left middle of the front side of the connecting frame 91, a wedge plate 106 is arranged in the front of the first fixing block 1061 in a sliding manner, a pull rope 105 is arranged on the left side of the wedge plate 106, the other end of the pull rope 105 is connected with the front side of the sliding rod 102, the pull rope 105 bypasses the two reels, a third return spring 107 is arranged between the right side of the upper portion of the wedge plate 106 and the right side of the first fixing block 1061, a second connecting plate 108 is welded to the front side of the upper portion of the fixing frame 1, a rotating convex plate 109 is rotatably arranged on the rear portion of the outer side of the second connecting plate 108, the rotating convex plate 109 can be in contact with the wedge plate 106 when rotating, a first 1010 pulley is arranged on an output shaft at the rear side of the biaxial motor 81, a second pulley 10101 is rotatably arranged on the front portion of the outer side of the second connecting plate 108, the second pulley 10101 is in contact with the rotating convex plate 109, and a flat belt 1011 is arranged between the second pulley 10101 and the first pulley 1010.

When the dual-shaft motor 81 is started, the output shaft at the rear side of the dual-shaft motor 81 can drive the first belt pulley 1010 to rotate for a circle, the flat belt 1011 can drive the second belt pulley 10101 to rotate for a circle, so as to drive the second connecting plate 108 and the rotating convex plate 109 to rotate for a circle, when the rotating convex plate 109 is contacted with the wedge-shaped plate 106, the wedge-shaped plate 106 can be extruded to move to the left, the third return spring 107 is compressed, the wedge-shaped plate 106 can drive the sliding rod 102 to move downwards through the pull rope 105, the second return spring 103 is compressed, the reel plays a guiding role, so that the sliding rod 102 can wipe the surface of the drawing paper once, so as to scrape off dust and sundries on the drawing paper, the cleaning effect is achieved, when the rotating convex plate 109 is separated from the wedge-shaped plate 106, the third return spring 107 returns to the original state, the wedge-shaped plate 106 is driven to move to the right to return, so that the pull rope 105 is loosened by the wedge-shaped plate 106, and at the second return spring 103 returns to the original state, the slide rod 102 is driven to move upwards to reset, so that the pull rope 105 is driven to reset, and when the double-shaft motor 81 is turned off, the rotating convex plate 109 stops rotating.

Referring to fig. 1, 11, 12, 13 and 14, the turnover mechanism 11 further includes a turnover mechanism 11, the turnover mechanism 11 includes a second connecting block 111, a placing plate 112, a third torsion spring 113, a third connecting block 114, a second protrusion 115, a fourth return spring 116 and a toggle rod 117, the second connecting block 111 is symmetrically arranged in front and at back of the middle portion of the left side of the connecting frame 91, the second connecting block 111 is located below the second connecting rod 101, the placing plate 112 is rotatably arranged between the second connecting blocks 111, a groove is formed in the front upper portion of the right side of the placing plate 112, after the placing plate 112 is rotated up by 90 degrees, people can place a drawing tool on the placing plate 112, the third torsion spring 113 is wound around the front and back sides of the upper portion of the placing plate 112, two ends of the third torsion spring 113 are respectively connected with the second connecting block 111 and the placing plate 112, the third connecting block 114 is welded to the left lower portion of the front side of the connecting frame 91, the front portion of the third connecting block 114 is slidably provided with the second protrusion 115, the second lug 115 clamps the placing plate 112, a fourth return spring 116 is arranged between the right side of the second lug 115 and the third connecting block 114, a poke rod 117 is arranged at the lower part of the rear side of the wedge-shaped plate 106, and the poke rod 117 moves leftwards to be contacted with the placing plate 112.

Initially, the third torsion spring 113 is in a deformed state, when the wedge plate 106 moves to the left, the toggle rod 117 is driven to move to the left, when the toggle rod 117 contacts with the placing plate 112, the placing plate 112 is pressed to rotate upwards, at this time, the placing plate 112 is pressed to move to the right, the fourth reset spring 116 is stretched, so that the second bump 115 is loosened from the placing plate 112, at this time, the third torsion spring 113 is restored to the original state, the placing plate 112 is driven to rotate upwards by 90 degrees, at this time, a drawing tool can be placed on the top of the placing plate 112, drawing is convenient for people, when the wedge plate 106 moves to the right to reset, the toggle rod 117 is driven to move to the right to reset, when the toggle rod 117 moves to the left and right again, the drawing tool cannot contact with the placing plate 112, when people do not need to draw the drawing, the drawing tool can be taken away, then the placing plate 112 is rotated downwards by 90 degrees to reset, and the third torsion spring 113 deforms, when the second protrusion 115 is aligned with the groove on the placing plate 112, the fourth return spring 116 is restored to its original state, and drives the second protrusion 115 to move to the left for returning, so that the second protrusion 115 clamps the placing plate 112.

Referring to fig. 1, 15, 16 and 17, still including record mechanism 12, record mechanism 12 is including record screen 121, contact button 122 and third lug 123, the left side upper portion of link 91 is equipped with record screen 121, record screen 121 can record the number of times of changing the drawing, the middle part is equipped with contact button 122 behind the left side of link 91 inner wall, it has third lug 123 to rotate interval welding on the frame 3, third lug 123 all is located adjacent first connecting plate 4 rear side, third lug 123 rotates and can contact with contact button 122, contact button 122 and record screen 121 pass through electric connection.

After people all place all drawings, can open record screen 121, record screen 121's initial demonstration numerical value is "1", when rotating frame 3 and rotating, can drive third lug 123 and rotate, when next third lug 123 and contact button 122 contact, the numerical value that record screen 121 shows can +1, so reciprocal, can take notes the number of times that people changed the drawing, avoid people to forget to revise those drawings, when people need not use this place the platform, it can to close record screen 121.

Referring to fig. 1, 15 and 18, the portable lighting device further comprises a lighting mechanism 13, the lighting mechanism 13 comprises a second fixing block 131 and a lighting lamp 132, the second fixing block 131 is welded in the middle of the left side of the connecting frame 91, the lighting lamp 132 is rotatably arranged on the second fixing block 131, and the lighting lamp 132 can emit light when working.

When people are watching or drawing the drawing, the lighting lamp 132 can be started, the lighting lamp 132 can emit light, people can rotate the lighting lamp 132, the lighting angle can be adjusted, people can watch or draw the drawing more conveniently, and when people do not need to use the placing table, the lighting lamp 132 can be turned off.

The above-mentioned embodiments are merely preferred embodiments of the present invention, which are not intended to limit the scope of the present invention, and therefore, all equivalent changes made by the contents of the claims of the present invention should be included in the claims of the present invention.

Claims

1. A platform is placed to architectural design drawing, including mount (1), axis of rotation (2), rotating frame (3), first connecting plate (4), first connecting block (5), rotor plate (6) and first torsion spring (7), mount (1) upper portion rotary type is equipped with axis of rotation (2), be equipped with rotating frame (3) on axis of rotation (2), interval be equipped with first connecting plate (4) that are used for placing the drawing on rotating frame (3), first connecting block (5) are all equipped with to the front and back both sides of first connecting plate (4), the uniform rotary type is equipped with rotor plate (6) that are used for compressing tightly the drawing on first connecting block (5), all be equipped with two first torsion springs (7) between rotor plate (6) and adjacent first connecting block (5), characterized by, still include drive mechanism (8) and smooth mechanism (9), the front side upper portion of mount (1) is equipped with and is used for driving the drive transmission mechanism (8) that the drawing rotates, a flattening mechanism (9) for flattening the drawing is arranged on the right side of the upper part of the fixing frame (1).

2. The architectural design drawing placing table as claimed in claim 1, wherein the transmission mechanism (8) comprises a double-shaft motor (81), a missing gear (82) and a first full gear (83), the double-shaft motor (81) is arranged at the upper part of the front side of the fixing frame (1), the missing gear (82) is arranged on an output shaft of the front side of the double-shaft motor (81), the first full gear (83) is arranged at the front side of the rotating shaft (2), and the missing gear (82) can be meshed with the first full gear (83) in a rotating manner.

3. The architectural design drawing placing table as claimed in claim 2, wherein the smoothing mechanism (9) comprises a connecting frame (91), a first connecting rod (92), a sliding plate (93), a first return spring (94), a rotating rod (95), a first bump (96), a second torsion spring (97), a second full gear (98) and a rack (99), the connecting frame (91) is arranged on the right side of the upper portion of the fixing frame (1), the rotating frame (3) is positioned in the connecting frame (91), the first connecting rods (92) are symmetrically arranged on the front and back of the right side of the upper portion of the connecting frame (91), the sliding plate (93) is slidably arranged between the lower portions of the first connecting rods (92), the first return springs (94) are respectively arranged between the upper and lower sides of the right side of the sliding plate (93) and the first connecting rods (92), the number of the first return springs (94) is four, the rotating rod (95) is arranged between the lower portions of the first connecting rods (92), dwang (95) are located sliding plate (93) right side, dwang (95) middle part is equipped with first lug (96), dwang (95) front portion is around having second torsion spring (97), the both ends of second torsion spring (97) are connected with head rod (92) and first lug (96) of front side respectively, dwang (95) front side is equipped with second full gear (98), first connecting plate (4) front side all is equipped with rack (99), rack (99) rotate can with the meshing of second full gear (98).

4. The architectural design drawing placing table as claimed in claim 3, further comprising a cleaning mechanism (10) for cleaning sundries on the drawing, wherein the cleaning mechanism (10) comprises a second connecting rod (101), a sliding rod (102), a second return spring (103), a guide frame (104), a pull rope (105), a wedge plate (106), a first fixed block (1061), a third return spring (107), a second connecting plate (108), a rotating convex plate (109), a first belt pulley (1010), a second belt pulley (10101) and a flat belt (1011), the second connecting rod (101) is symmetrically arranged in the front and back of the middle of the left side of the connecting frame (91), the sliding rod (102) is arranged between the upper parts of the second connecting rods (101), the second return spring (103) is wound on each second connecting rod (101), and two ends of the second return spring (103) are respectively connected with the second connecting rod (101) and the sliding rod (102), a guide frame (104) is arranged in the front middle part of the left side of the connecting frame (91), two reels are arranged on the guide frame (104) in a rotating mode, a first fixing block (1061) is arranged in the left middle part of the front side of the connecting frame (91), a wedge-shaped plate (106) is arranged in the front part of the first fixing block (1061) in a sliding mode, a pull rope (105) is arranged on the left side of the wedge-shaped plate (106), the other end of the pull rope (105) is connected with the front side of the sliding rod (102), the pull rope (105) bypasses the two reels, a third reset spring (107) is arranged between the right side of the upper part of the wedge-shaped plate (106) and the right side of the first fixing block (1061), a second connecting plate (108) is arranged on the front side of the upper part of the fixing frame (1), a rotating convex plate (109) is arranged in the rotating mode on the rear part of the outer side of the second connecting plate (108), the rotating convex plate (109) can be in contact with the wedge-shaped plate (106) in a rotating mode, a first belt pulley (1010) is arranged on an output shaft on the rear side of the double-shaft motor (81), the front portion of the outside of second connecting plate (108) is equipped with second belt pulley (10101) of rotary type, and second belt pulley (10101) and rotation flange (109) contact have around flat belt (1011) between second belt pulley (10101) and first belt pulley (1010).

5. The architectural design drawing placing table as claimed in claim 4, further comprising a turnover mechanism (11) for placing drawing tools, wherein the turnover mechanism (11) comprises a second connecting block (111), a placing plate (112), a third torsion spring (113), a third connecting block (114), a second bump (115), a fourth return spring (116) and a poke rod (117), the second connecting block (111) is symmetrically arranged in front of and behind the middle of the left side of the connecting frame (91), the second connecting block (111) is positioned below the second connecting rod (101), the placing plate (112) is rotatably arranged between the second connecting blocks (111), the third torsion spring (113) is wound around the front side and the rear side of the upper part of the placing plate (112), two ends of the third torsion spring (113) are respectively connected with the second connecting block (111) and the placing plate (112), the third connecting block (114) is arranged at the left lower part of the front side of the connecting frame (91), a second bump (115) is arranged at the front part of the third connecting block (114) in a sliding mode, the second bump (115) clamps the placing plate (112), a fourth reset spring (116) is arranged between the right side of the second bump (115) and the third connecting block (114), a poking rod (117) is arranged at the lower part of the rear side of the wedge-shaped plate (106), and the poking rod (117) moves leftwards and can be contacted with the placing plate (112).

6. The architectural design drawing placing table as claimed in claim 5, further comprising a recording mechanism (12) for recording the number of times of replacing the drawing, wherein the recording mechanism (12) comprises a recording screen (121), contact buttons (122) and third bumps (123), the recording screen (121) is arranged on the upper portion of the left side of the connecting frame (91), the contact buttons (122) are arranged in the middle of the rear portion of the left side of the inner wall of the connecting frame (91), the third bumps (123) are arranged on the rotating frame (3) at intervals, the third bumps (123) are located on the rear sides of the adjacent first connecting plates (4), the third bumps (123) can be in contact with the contact buttons (122) when rotating, and the contact buttons (122) and the recording screen (121) are electrically connected.

7. The architectural design drawing placing table as claimed in claim 6, further comprising a lighting mechanism (13) for providing illumination, wherein the lighting mechanism (13) comprises a second fixing block (131) and a lighting lamp (132), the second fixing block (131) is arranged in the middle of the left side of the connecting frame (91), and the lighting lamp (132) is rotatably arranged on the second fixing block (131).

8. The architectural design drawing placing table according to claim 5, wherein the right front upper portion of the placing plate (112) is recessed.