CN209776021U - portable liftable drawing board for fine arts - Google Patents
portable liftable drawing board for fine arts Download PDFInfo
- Publication number
- CN209776021U CN209776021U CN201920323052.0U CN201920323052U CN209776021U CN 209776021 U CN209776021 U CN 209776021U CN 201920323052 U CN201920323052 U CN 201920323052U CN 209776021 U CN209776021 U CN 209776021U
- Authority
- CN
- China
- Prior art keywords
- drawing board
- board body
- guide rail
- lifting
- storage box
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
The utility model discloses a portable liftable drawing board for fine arts, including the drawing board containing box, the drawing board body, put the thing board, locking mechanism, guardrail mechanism and blend stop mechanism, the drawing board body is all accomodate in the drawing board containing box with the supporting leg, and is convenient for carry, only need adjust locking mechanism when using, make the drawing board body can follow the rise in the drawing board containing box but can not descend, the drawing board body proposes in-process supporting leg automatic stretching out, it expandes to horizontal position automatically to put the thing board, protection mechanism rises the article landing on the thing board of preventing to put in the recess automatically, when adjusting drawing board body inclination, thereby the blend stop is released automatically and is convenient for place the drawing paper on the drawing board body, prevent that the drawing paper from falling, the in-process is accomodate to the drawing board body, the supporting leg, put thing. The utility model discloses a fine arts drawing board convenient to use easily carries, and extensive applicability especially is fit for going out and uses when creating.
Description
Technical Field
The utility model relates to and art supplies field, especially a portable liftable drawing board for fine arts.
background
The art drawing board is an essential art tool in the art creation such as sketch and colored drawing of art and art design professions. When art creation is inevitable and needs to be performed outside occasionally, an art drawing board is required to be carried to reach an creation place. During creation, the convenient portable and firm support drawing board is the matter that needs priority to be solved.
The current fine arts drawing board's is bulky, carries inconveniently. In addition, in the creation process, various art pigments are easily scattered to pollute paintings on the drawing board, the color matching box is easy to topple, various art stationeries are messy and difficult to collect, and the storage is inconvenient. Therefore, in view of the current situation, it is urgently needed to develop a portable art drawing board to overcome the shortcomings in the current practical application.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem, a portable liftable fine arts drawing board has been designed.
The technical scheme of the utility model is that the portable lifting art drawing board comprises a drawing board containing box and a drawing board body, the upper end of the drawing board containing box is open, the drawing board body can be pulled out from the drawing board containing box, a first chute guide rail and a second chute guide rail which are consistent with the height direction of the drawing board containing box are arranged in the drawing board containing box, the number of the first chute guide rail and the second chute guide rail is four, the four first chute guide rails are respectively arranged at the intersection line of the four side surfaces of the drawing board containing box, a first strip-shaped slide block is arranged in each first chute guide rail, a first rack is fixed on each first strip-shaped slide block, a second strip-shaped slide block is arranged in each second chute guide rail, first lifting plates are arranged on the left side and the right side of the drawing board containing box, two second racks which correspond to the first racks in opposite directions are fixed on the two first lifting plates, the first rack and the second rack which are opposite to each other are connected with a circular gear in a meshing manner, the circular gear is arranged on a first rotating shaft, the first rotating shaft is arranged on the side wall of the drawing board containing box through a bearing, the first lifting plate is fixedly connected with two adjacent second strip-shaped sliding blocks, a second lifting plate is arranged above the first lifting plate, the first lifting plate is hinged with the second lifting plate through a damping hinge, the drawing board body is positioned between the two second lifting plates and is fixedly connected with the two second lifting plates, two trapezoid tables are fixed on the inner wall of the bottom end of the drawing board containing box and are respectively positioned under the two first lifting plates, openings are formed in the bottom of the drawing board containing box and positioned on two sides of the inclined plane of each trapezoid table, supporting legs are hinged to the lower ends of the first strip-shaped sliding blocks, and obliquely extend out of the drawing board containing box through the openings after being guided by the trapezoid tables when the supporting legs descend, articulated on the drawing board containing box front panel have puts the thing board, be fixed with the third spout guide rail of two symmetric distributions on putting the thing board, the third spout guide rail is kept away from the one end of articulated department and is installed the spring, all be equipped with the guide rail slider in the third spout guide rail, it has the connecting piece, two to articulate on the guide rail slider all fixed lug and lower lug on the side in the same direction of first lifter plate, all be fixed with first diaphragm on going up lug and lower lug orientation the terminal surface of putting thing board one side, be fixed with first slide bar between first diaphragm, the cover is equipped with the lift slider on the first slide bar, the lift slider is articulated with the connecting piece other end.
As a further improvement of the utility model, the drawing board storage box comprises two locking mechanisms with the same structure, wherein the two locking mechanisms are positioned on the same side in the drawing board storage box, the two locking mechanisms respectively control the lifting and descending of the drawing board body, each locking mechanism comprises a ratchet wheel arranged on a first rotating shaft, a pawl is arranged above the ratchet wheel, two second transverse plates are fixed on the drawing board storage box, a second sliding rod is vertically fixed between the second transverse plates, a screw rod is arranged on one side of the second sliding rod, the screw rod is vertically arranged on the two second transverse plates through a bearing, the upper end of the screw rod extends out of the second transverse plates and is provided with a first bevel gear, a second rotating shaft is arranged above the screw rod, the second rotating shaft is horizontally arranged on the drawing board storage box through a bearing, a second bevel gear meshed and connected with the first bevel gear is arranged on the second rotating shaft, the other end of the second rotating shaft extends out of the, the screw rod is in threaded connection with a sliding seat, the sliding seat is in sliding connection with a second sliding rod, and the pawl is hinged to the sliding seat.
as a further improvement, the utility model also includes guardrail mechanism, guardrail mechanism is including opening two recesses, two on putting the thing board recess and two third spout guide rail one-to-one, the recess top all is equipped with the horizontal pole, it has a plurality of fender rods to articulate between horizontal pole and recess, the fender rod articulates towards the one end of rail block has the push rod, the push rod other end is articulated with rail block.
As a further improvement, the utility model also includes blend stop mechanism, blend stop mechanism is including fixing two fourth spout guide rails on the terminal surface under the drawing board body, be equipped with between the fourth spout guide rail and can be at the gliding blend stop of fourth spout guide rail, it is fixed with the third diaphragm on the terminal surface of first diaphragm dorsad to go up the lug, it has the telescopic link to articulate on the third diaphragm, the telescopic link upper end is articulated with the blend stop, during the slope of drawing board body, the telescopic link can release the blend stop part draw board body bottom forms the flange one.
As a further improvement, first rectangular slider can its block when supporting to first spout guide rail bottom, this moment the drawing board body rises to the highest point, just put the thing board in with drawing board containing box front panel vertically position.
As a further improvement, first lifter plate can be supported by trapezoidal platform when descending and trapezoidal platform contact, at this moment the drawing board body descends to lower, the drawing board body accomodate completely with the drawing board containing box in, just the thing board is in the position parallel with drawing board containing box front panel.
As a further improvement, the connecting piece is a connecting piece with a certain bending angle, and the two ends of the connecting piece are positioned on the same horizontal plane when the object placing plate is unfolded to the horizontal plane.
As a further improvement, the handle is installed to drawing board body upper end.
As a further improvement, when the drawing board body is completely stored in the drawing board storage box, the guide rail slider is located the one end farthest from the groove on the third chute guide rail, at this moment, the guard bar is obliquely stored in the groove.
As a further improvement, trapezoidal platform is isosceles trapezoid platform, the supporting leg stretches out the drawing board containing box by the opening part slope after the inclined plane direction of trapezoidal platform when descending.
The utility model has the advantages that: the drawing board body and the supporting legs are accommodated in the drawing board accommodating box and are convenient to carry, when the drawing board is used, only the locking mechanism needs to be adjusted, so that the drawing board body can be lifted from the drawing board accommodating box but cannot be lowered, the supporting legs automatically extend out in the lifting process of the drawing board body, the object placing plate automatically expands to the horizontal position, the protection mechanism automatically lifts from the groove, the object placing plate can be used for placing a painting box and art stationery, the protection mechanism can prevent objects on the object placing plate from sliding off, and when the inclination angle of the drawing board body is adjusted, the barrier strips are automatically pushed out, so that drawing paper can be conveniently placed on the drawing board body; after the drawing board is used, the locking mechanism is adjusted again to enable the drawing board body to descend into the drawing board containing box, and the supporting legs and the object placing plates are automatically reset into the drawing board containing box in the descending process of the drawing board body; the utility model discloses a fine arts drawing board convenient to use easily carries, and extensive applicability especially is fit for going out and uses when creating.
drawings
Fig. 1 is a schematic structural diagram of a portable liftable art drawing board of the present invention;
FIG. 2 is a front sectional view of the portable liftable fine arts drawing board of the present invention;
fig. 3 is a side sectional view (storage state) of the portable liftable art drawing board of the present invention;
FIG. 4 is a side view of the portable liftable fine arts drawing board of the present invention;
FIG. 5 is a top sectional view of the portable liftable fine arts drawing board of the present invention;
Fig. 6 is a schematic structural diagram of the locking mechanism of the present invention;
Fig. 7 is a partial schematic view of the locking mechanism of the present invention;
Fig. 8 is a schematic structural view of the barrier strip mechanism of the present invention;
Fig. 9 is an enlarged view of a portion a of fig. 1 according to the present invention;
Fig. 10 is a partial enlarged view of fig. 1B according to the present invention;
Fig. 11 is an enlarged view of a portion of fig. 1C according to the present invention;
Fig. 12 is an enlarged view of a portion of fig. 1 at D according to the present invention;
Fig. 13 is an enlarged view of a portion E of fig. 5 according to the present invention;
Fig. 14 is an enlarged view of a portion of fig. 2F according to the present invention;
in the figure, 1, a drawing board containing box; 2. a drawing board body; 3. a first chute guide; 4. a second chute guide; 5. a first elongated slider; 6. a first rack; 7. a second elongated slider; 8. a first lifter plate; 9. a second rack; 10. a gear; 11. a first rotating shaft; 12. a second lifter plate; 13. a damping hinge; 14. a trapezoidal table; 15. supporting legs; 16. a storage plate; 17. a third chute guide; 18. a spring; 19. a guide rail slider; 20. a connecting member; 21. an upper bump; 22. a lower bump; 23. a first transverse plate; 24. a first slide bar; 25. a lifting slide block; 26. a ratchet wheel; 27. a pawl; 28. a second transverse plate; 29. a second slide bar; 30. a screw; 31. a first bevel gear; 32. a second rotating shaft; 33. a second bevel gear; 34. turning a handle; 35. a slide base; 36. a groove; 37. a cross bar; 38. a guard bar; 39. a push rod; 40. a fourth chute guide; 41. blocking strips; 42. a third transverse plate; 43. a telescopic rod; 44. a handle.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings, as shown in fig. 1-14, the upper end of the drawing board storage box 1 is open, the drawing board body 2 can be pulled out from the drawing board storage box 1, the drawing board storage box 1 is internally provided with a first chute guide rail 3 and a second chute guide rail 4 which are consistent with the height direction of the drawing board storage box, the number of the first chute guide rail 3 and the second chute guide rail 4 is four, the four first chute guide rails 3 are respectively arranged at the intersection lines of the four side surfaces of the drawing board storage box 1, the first chute guide rail 3 is internally provided with a first strip slider 5, a first rack 6 is fixed on the first strip slider 5, the second chute guide rail 4 is internally provided with a second strip slider 7, the drawing board storage box 1 is internally provided with a first lifting plate 8 on the left side and the right side, two second racks 9 which are opposite to the first racks 6 are fixed on the two first lifting plates 8, a circular gear 10 is engaged and connected between the first rack 6 and the second racks 9, a circular gear 10 is arranged on a first rotating shaft 11, the first rotating shaft 11 is arranged on the side wall of a drawing board containing box 1 through a bearing, a first lifting plate 8 is fixedly connected with two adjacent second strip-shaped sliding blocks 7, a second lifting plate 12 is arranged above the first lifting plate 8, the first lifting plate 8 is hinged with the second lifting plate 12 through a damping hinge 13, a drawing board body 2 is positioned between the two second lifting plates 12 and is fixedly connected with the two second lifting plates 12, two trapezoid tables 14 are fixed on the inner wall of the bottom end of the drawing board containing box 1, the two trapezoid tables 14 are respectively positioned under the two first lifting plates 8, openings are respectively formed in the bottom of the drawing board containing box 1 and are positioned at two sides of the inclined plane of the trapezoid tables 14, supporting legs 15 are hinged at the lower ends of the first strip-shaped sliding blocks 5, the supporting legs 15 are guided by the trapezoid tables 14 and then obliquely extend out of the drawing board containing box 1 through the openings when descending, a storage board, two third chute guide rails 17 which are symmetrically distributed are fixed on the object placing plate 16, a spring 18 is installed at one end, far away from the hinged position, of each third chute guide rail 17, a guide rail sliding block 19 is arranged in each third chute guide rail 17, a connecting piece 20 is hinged to each guide rail sliding block 19, an upper convex block 21 and a lower convex block 22 are fixed on one opposite side face of each first lifting plate 8, first transverse plates 23 are fixed on the end faces, facing one side of the object placing plate 16, of the upper convex block 21 and the lower convex block 22, a first sliding rod 24 is fixed between the first transverse plates 23, a lifting sliding block 25 is sleeved on each first sliding rod 24, and the lifting sliding block 25 is hinged to the other end of the connecting piece 20.
The two locking mechanisms are identical in structure and located on the same side in the palette storage box 1, the two locking mechanisms respectively control the lifting and descending of the palette body 2, each locking mechanism comprises a ratchet 26 mounted on a first rotating shaft 11, a pawl 27 is arranged above the ratchet 26, two second transverse plates 28 are fixed on the palette storage box 1, a second sliding rod 29 is vertically fixed between the second transverse plates 28, a screw 30 is arranged on one side of the second sliding rod 29, the screw 30 is vertically mounted on the two second transverse plates 28 through a bearing, the upper end of the screw 30 extends out of the second transverse plates 28 and is provided with a first bevel gear 31, a second rotating shaft 32 is arranged above the screw 30, the second rotating shaft 32 is horizontally mounted on the palette storage box 1 through a bearing, a second bevel gear 33 connected with the first bevel gear 31 in a meshed manner is mounted on the second rotating shaft 32, the other end of the second rotating shaft 32 extends out of the palette storage box 1 and is, a slide carriage 35 is connected to the screw 30 by screw threads, the slide carriage 35 is connected to the second slide bar 29 in a sliding manner, and the pawl 27 is hinged to the slide carriage 35.
The guardrail mechanism comprises two grooves 36 formed in the object placing plate 16, the two grooves 36 are in one-to-one correspondence with the two third sliding groove guide rails 17, cross rods 37 are arranged above the grooves 36, a plurality of guard rods 38 are hinged between the cross rods 37 and the grooves 36, one ends, facing the guide rail sliding blocks 19, of the guard rods 38 are hinged to push rods 39, and the other ends of the push rods 39 are hinged to the guide rail sliding blocks 19.
The blend stop mechanism comprises two fourth chute guide rails 40 fixed on the lower end face of the drawing board body 2, a blend stop 41 capable of sliding in the fourth chute guide rails 40 is arranged between the fourth chute guide rails 40, a third transverse plate 42 is fixed on the end face of the upper convex block 21 back to the first transverse plate 23, a telescopic rod 43 is hinged on the third transverse plate 42, the upper end of the telescopic rod 43 is hinged with the blend stop 41, when the drawing board body 2 inclines, the telescopic rod 43 can push out the blend stop 41, and a blend stop is formed at the bottom of the drawing board body 2.
The first strip-shaped sliding block 5 blocks the first sliding groove guide rail 3 when abutting against the lowest end of the first sliding groove guide rail, at the moment, the drawing board body 2 rises to the highest position, and the object placing plate 16 is located at the position vertical to the front panel of the drawing board containing box 1.
First lifter plate 8 can be supported by trapezoidal platform 14 when descending to and trapezoidal platform 14 contact, and drawing board body 2 descends to the minimum this moment, and drawing board body 2 accomodates completely in 1 drawing board containing box, and puts the thing board 16 and be in the position parallel with drawing board containing box 1 front panel.
the connecting member 20 is a connecting member 20 having a certain bending angle, and two ends of the connecting member 20 are located on the same horizontal plane when the storage plate 16 is unfolded to be horizontal.
Handle 44 is installed to drawing board body 2 upper end.
when the drawing board body 2 is completely accommodated in the drawing board accommodating box 1, the guide rail slide block 19 is located at the end, farthest from the groove 36, of the third chute guide rail 17, and at this time, the protection rod 38 is obliquely accommodated in the groove 36.
trapezoidal platform 14 is isosceles trapezoid platform 14, and supporting leg 15 stretches out drawing board containing box 1 by the opening slope after the inclined plane direction of trapezoidal platform 14 when descending.
the utility model discloses a theory of operation: when the drawing board lifting device is used, the locking mechanisms are adjusted firstly, the two locking mechanisms respectively control the lifting and descending of the drawing board body 2, the rotating handle 34 capable of controlling the lifting of the drawing board body 2 is rotated, the rotating handle 34 drives the second rotating shaft 32, the second bevel gear 33, the first bevel gear 31 and the screw 30 to rotate, the sliding seat 35 converts the rotating motion of the screw 30 into linear motion and drives the pawl 27 to ascend, the pawl 27 no longer locks the ratchet 26, the rotating directions of the ratchet 26 of the two locking mechanisms are opposite, therefore, the pawl 27 of the locking mechanism for controlling the descending of the drawing board body 2 cannot block the ratchet 26, then, the handle 44 can be pulled to pull out the drawing board body 2, the drawing board body 2 drives the second lifting plate 12 and the first lifting plate 8 to ascend, the second strip sliding block 7 slides in the second sliding groove guide rail 4 to enable the first lifting plate 8 to ascend stably, the second rack 9 on the first lifting plate 8 drives the circular, the circular gear 10 drives the first rack 6 and the first strip-shaped sliding block 5 to descend, the supporting leg 15 descends along with the first strip-shaped sliding block 5, the supporting leg 15 is guided by the trapezoid table 14 and then obliquely extends out of the drawing board containing box 1 from the opening when descending, meanwhile, the first sliding rod 24 ascends along with the first lifting plate 8, the first transverse plate 23 on the lower convex block 22 drives the lifting slider 25 to ascend together when abutting against the lifting slider 25, the lifting slider 25 sequentially drives the connecting piece 20 and the guide rail sliding block 19 to move, the guide rail sliding block 19 starts to compress the spring 18 and pushes the object placing plate 16 to revolve when sliding to the spring 18 in the third sliding groove guide rail 17, the spring 18 continues to be compressed along with the continuous ascending of the lifting slider 25, so that the connecting piece can continuously ascend, the connecting piece 20 pushes the object placing plate 16 to be parallel to the horizontal plane through the guide rail sliding block 19 and the third sliding groove guide rail, The cross bar 37 pushes the plurality of protective rods 38 to stand upright, at this time, the first long slide block 5 abuts against and is blocked by the lowest end of the first chute guide rail 3, at this time, the drawing board body 2 ascends to the highest position, the whole device is stably supported by the four support legs 15, the use can be started, and at this time, the pawl 27 of the locking mechanism for controlling the drawing board body 2 to descend clamps the ratchet 26, so that the drawing board body 2 is prevented from descending;
the damping hinge 13 can facilitate the adjustment of the angle of the drawing board body 2, when the angle of the drawing board body 2 is adjusted to be changed, the telescopic rod 43 can push the barrier strip 41 to form a barrier edge at the bottom of the drawing board body 2, so that drawing paper can be placed on the drawing board body 2 conveniently, and the falling of the drawing paper is prevented;
When the drawing board body 2 needs to be stored, a rotating handle 34 which can control the drawing board body 2 to descend is rotated, the pawl 27 is enabled to ascend to a position where the ratchet 26 cannot be clamped, so that the circular gear 10 can rotate, the first lifting plate 8 descends, the first strip-shaped sliding block 5 and the supporting leg 15 ascend, the first transverse plate 23 on the upper convex block 21 is driven to descend when being in contact with the lifting sliding block 25, the lifting sliding block 25 pulls the connecting piece 20 and the guide rail sliding block 19 to move, the guide rail sliding block 19 drives the third chute guide rail 17 and the object placing plate 16 to return to the drawing board storage box 1, and the guide rail sliding block 19 drives the protective rod 38 to be obliquely stored in the groove 36 through the push rod 39 and the;
When the movable drawing board needs to be lifted away, the rotary handle 34 capable of controlling the lifting of the drawing board body 2 through reverse screwing is that the pawl 27 descends to a position capable of clamping the ratchet wheel 26, so that when the lifting handle 44 is lifted, the ratchet wheel 26 can clamp the pawl 27, and the first lifting plate 8 and the drawing board body 2 are prevented from being lifted out of the drawing board storage box 1.
Above-mentioned technical scheme has only embodied the utility model discloses technical scheme's preferred technical scheme, some changes that this technical field's technical personnel probably made to some parts wherein have all embodied the utility model discloses a principle belongs to within the protection scope of the utility model.
Claims (10)
1. The portable lifting art drawing board is characterized by comprising a drawing board containing box (1) and a drawing board body (2), wherein the upper end of the drawing board containing box (1) is open, the drawing board body (2) can be pulled out of the drawing board containing box (1), a first chute guide rail (3) and a second chute guide rail (4) which are consistent with the height direction of the drawing board containing box (1) are installed in the drawing board containing box (1), the number of the first chute guide rail (3) and the number of the second chute guide rail (4) are four, the first chute guide rails (3) are respectively installed at intersecting lines of four side surfaces of the drawing board containing box (1), a first strip-shaped sliding block (5) is arranged in the first chute guide rail (3), a first rack (6) is fixed on the first strip-shaped sliding block (5), and a second strip-shaped sliding block (7) is arranged in the second chute guide rail (4), the drawing board storage box is characterized in that first lifting plates (8) are arranged on the left side and the right side in the drawing board storage box (1), two second racks (9) corresponding to the first racks (6) in opposite directions are fixed on the two first lifting plates (8), a circular gear (10) is connected between the first racks (6) and the second racks (9) in an engaged mode, the circular gear (10) is installed on a first rotating shaft (11), the first rotating shaft (11) is installed on the side wall of the drawing board storage box (1) through a bearing, the first lifting plates (8) are fixedly connected with two second strip sliding blocks (7) adjacent to the first lifting plates (8), second lifting plates (12) are arranged above the first lifting plates (8), the first lifting plates (8) are hinged with the second lifting plates (12) through damping hinges (13), and the drawing board body (2) is located between the two second lifting plates (12) and is fixedly connected with the first lifting plates, the drawing board storage box is characterized in that two trapezoidal tables (14) are fixed on the inner wall of the bottom end of the drawing board storage box (1), the two trapezoidal tables (14) are respectively positioned under the two first lifting plates (8), openings are formed in the bottom of the drawing board storage box (1) and the two sides of the inclined plane of the trapezoidal tables (14), supporting legs (15) are hinged to the lower ends of the first strip-shaped sliding blocks (5), the supporting legs (15) extend out of the drawing board storage box (1) in an inclined mode through the openings after being guided by the trapezoidal tables (14) when descending, storage plates (16) are hinged to the front panel of the drawing board storage box (1), two third sliding groove guide rails (17) which are symmetrically distributed are fixed on the storage plates (16), springs (18) are installed at one ends, far away from the hinged positions, of the third sliding groove guide rails (17), guide rail sliding blocks (19) are arranged in the third sliding groove guide rails (17), and connecting pieces (20), two all fixed lug (21) and lower lug (22) on the first lifter plate (8) side in opposite directions, all be fixed with first diaphragm (23) on the terminal surface of putting thing board (16) one side towards upper lug (21) and lower lug (22), be fixed with first slide bar (24) between first diaphragm (23), the cover is equipped with lift slider (25) on first slide bar (24), lift slider (25) are articulated with connecting piece (20) other end.
2. The portable lifting art drawing board according to claim 1, further comprising two locking mechanisms with the same structure, wherein the two locking mechanisms are located on the same side in the drawing board storage box (1), the two locking mechanisms respectively control the lifting and descending of the drawing board body (2), the locking mechanisms comprise ratchet wheels (26) installed on the first rotating shaft (11), pawls (27) are arranged above the ratchet wheels (26), two second transverse plates (28) are fixed on the drawing board storage box (1), second sliding rods (29) are vertically fixed between the second transverse plates (28), screw rods (30) are arranged on one sides of the second sliding rods (29), the screw rods (30) are vertically installed on the two second transverse plates (28) through bearings, the upper ends of the screw rods (30) extend out of the second transverse plates (28) and are provided with first bevel gears (31), screw rod (30) top is equipped with second pivot (32), second pivot (32) pass through bearing horizontal installation on drawing board containing box (1), install second bevel gear (33) of being connected with first bevel gear (31) meshing on second pivot (32), drawing board containing box (1) and installing swing handle (34) are stretched out to second pivot (32) other end, threaded connection has slide (35) on screw rod (30), slide (35) and second slide bar (29) sliding connection, pawl (27) articulate on slide (35).
3. the portable lifting art drawing board according to claim 1, further comprising a guardrail mechanism, wherein the guardrail mechanism comprises two grooves (36) formed in the object placing board (16), the two grooves (36) correspond to the two third sliding groove guide rails (17) one to one, a cross rod (37) is arranged above each groove (36), a plurality of protection rods (38) are hinged between the cross rod (37) and the grooves (36), a push rod (39) is hinged to one end, facing the guide rail sliding block (19), of each protection rod (38), and the other end of each push rod (39) is hinged to the guide rail sliding block (19).
4. The portable lifting art drawing board according to claim 1, further comprising a barrier strip mechanism, wherein the barrier strip mechanism comprises two fourth chute guide rails (40) fixed on the lower end surface of the drawing board body (2), barrier strips (41) capable of sliding in the fourth chute guide rails (40) are arranged between the fourth chute guide rails (40), a third transverse plate (42) is fixed on the end surface of the upper protruding block (21) facing away from the first transverse plate (23), a telescopic rod (43) is hinged to the third transverse plate (42), the upper end of the telescopic rod (43) is hinged to the barrier strips (41), when the drawing board body (2) is inclined, the telescopic rod (43) can push out the barrier strips (41) partially, and a barrier edge is formed at the bottom of the drawing board body (2).
5. the portable liftable drawing board for fine arts according to claim 1, wherein the first long slider (5) blocks when abutting against the lowest end of the first chute guide (3), at this time, the drawing board body (2) rises to the highest position, and the object placing plate (16) is in a position perpendicular to the front panel of the drawing board storage box (1).
6. The portable liftable fine arts drawing board of claim 1, wherein the first lifting plate (8) is supported by the trapezoid table (14) when descending and contacting the trapezoid table (14), at this time, the drawing board body (2) descends to the lowest position, the drawing board body (2) is completely accommodated in the drawing board accommodating box (1), and the object placing plate (16) is in a position parallel to the front panel of the drawing board accommodating box (1).
7. the portable liftable drawing board for fine arts according to claim 1, wherein the connecting member (20) is a connecting member (20) having a certain bending angle, and both ends of the connecting member (20) are on the same horizontal plane when the storage board (16) is unfolded to be horizontal.
8. The portable liftable fine arts drawing board of claim 1, wherein a handle (44) is mounted on an upper end of the drawing board body (2).
9. The portable lifting art drawing board according to claim 3, wherein when the drawing board body (2) is completely stored in the drawing board storage box (1), the guide rail slider (19) is located at the end of the third chute guide rail (17) farthest from the groove (36), and at this time, the guard bar (38) is obliquely stored in the groove (36).
10. The portable liftable art drawing board as claimed in claim 1, wherein the trapezoid table (14) is an isosceles trapezoid table (14), and the support legs (15) are guided by the inclined surface of the trapezoid table (14) when descending and then extend out of the drawing board storage box (1) from the opening in an inclined manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920323052.0U CN209776021U (en) | 2019-03-14 | 2019-03-14 | portable liftable drawing board for fine arts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920323052.0U CN209776021U (en) | 2019-03-14 | 2019-03-14 | portable liftable drawing board for fine arts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209776021U true CN209776021U (en) | 2019-12-13 |
Family
ID=68797869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920323052.0U Expired - Fee Related CN209776021U (en) | 2019-03-14 | 2019-03-14 | portable liftable drawing board for fine arts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209776021U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109757888A (en) * | 2019-03-14 | 2019-05-17 | 汲巧梅 | A kind of Portable liftable fine arts drawing board |
| CN112869370A (en) * | 2021-01-27 | 2021-06-01 | 河北工程大学 | Engineering exploration is with supplementary drawing device |
| CN113273883A (en) * | 2021-07-12 | 2021-08-20 | 廉江市壹米飘香电器有限公司 | Novel rice dripping electric cooker with rice water valve |
| CN113679192A (en) * | 2021-08-30 | 2021-11-23 | 盐城工学院 | Building engineering cost data analysis device |
-
2019
- 2019-03-14 CN CN201920323052.0U patent/CN209776021U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109757888A (en) * | 2019-03-14 | 2019-05-17 | 汲巧梅 | A kind of Portable liftable fine arts drawing board |
| CN112869370A (en) * | 2021-01-27 | 2021-06-01 | 河北工程大学 | Engineering exploration is with supplementary drawing device |
| CN113273883A (en) * | 2021-07-12 | 2021-08-20 | 廉江市壹米飘香电器有限公司 | Novel rice dripping electric cooker with rice water valve |
| CN113679192A (en) * | 2021-08-30 | 2021-11-23 | 盐城工学院 | Building engineering cost data analysis device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209776021U (en) | portable liftable drawing board for fine arts | |
| CN109757888A (en) | A kind of Portable liftable fine arts drawing board | |
| CN208394701U (en) | Hoistable platform | |
| CN113356548B (en) | Protective construction platform for high-rise building | |
| CN114714128B (en) | Turning device is used in panel mechanical automation processing | |
| CN209815611U (en) | Lifting platform for scaffold | |
| CN108455501B (en) | Auxiliary device is maintained in ceiling lamp installation | |
| CN211703890U (en) | Portable books arrangement car for librarray management | |
| CN115010061A (en) | Marine fan hoist and mount are with large crane maintenance protective structure | |
| CN213211512U (en) | Warning board with folding function for mechanical equipment maintenance | |
| CN109986514B (en) | Automatic maintenance platform device | |
| CN209846615U (en) | Book classifying and arranging device | |
| CN211578229U (en) | Automobile electrical practical training platform | |
| CN113047589B (en) | Building architectural decoration is with supplementary construction ladder | |
| CN215825526U (en) | Plate turnover is used in dining table production | |
| CN218556322U (en) | Clamping device for machining | |
| CN115300170A (en) | Over-and-under type animal experiment table for zoology experiments | |
| CN221397243U (en) | High stability aircraft maintenance lift platform with flexible support column | |
| CN213765655U (en) | Height-adjustable civil air defense door installation butt joint device | |
| CN221701068U (en) | Photovoltaic operation and maintenance construction device | |
| CN209756624U (en) | Children drawing training equipment | |
| CN218504476U (en) | Adjustable workbench based on control cabinet integration | |
| CN215182235U (en) | Goods placing rack with adjustable size for vending machine | |
| CN215326720U (en) | Convenient motorcycle elevating platform | |
| CN219676152U (en) | Portable electric test platform |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191213 Termination date: 20210314 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |