CN218278988U - Portable drawing frame - Google Patents

Abstract

The utility model discloses a portable drawing stand, which comprises a tripod, the tripod is screwed with fastening bolts, the top of the tripod is slidably connected with a support rod, and the support rod is fixed inside the tripod through the fastening bolts. The rotation of one handle will drive the screw to rotate, which will drive the square column with threaded hole to move back and forth on the outer wall of the screw, and will also drive the two square columns with through holes to move back and forth on the outer wall of the two guide rods. At the same time, through the two support frames With the four first connecting ears, the drawing board will be rotated and unfolded and rotated back, so that not only can the angle of the drawing board 1 be adjusted more carefully, it is convenient for the drafter to complete the drawing on the drawing board comfortably, but also can store the tripod, The phenomenon that the tripod falls off is avoided, and it is also convenient for the drafter to carry and carry; the structure is simple, the production cost is low, and the assembly and disassembly are convenient, and it is convenient to carry and carry.

Description

A portable drawing stand

technical field

The utility model belongs to the related technical field of drawing stands, in particular to a portable drawing stand.

Background technique

The painting stand refers to an independent structure. The painting stand is an essential basic tool for painting lovers. The drawing stand is usually fixed on a square or rectangular base by four hard wooden bars. The base is equipped with casters. There are two Sturdy struts cross at the top, with diagonal struts in the middle behind. There is an adjustable sliding channel, and its spring hook can be fixed in sections and supports the painting.

At present, although the painting stand has an adjustable sliding groove, it can roughly complete the angle adjustment work of the drawing stand, but it cannot achieve more detailed angle adjustment work, especially in the process of painting, the painter keeps a long time. The posture of drawing will easily cause discomfort to the drawer.

Utility model content

The purpose of this utility model is to provide a portable drawing stand to solve the problem of discomfort caused to the drawer in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions: a portable drawing stand, including a tripod, the tripod is screwed with fastening bolts, the top of the tripod is slidably connected with a support rod, and the support rod is fastened The bolts are fixed inside the tripod, and the upper end of the support rod is fixedly connected with a concave-shaped sleeve, and the inside of the concave-shaped sleeve is connected with a second connecting ear, and the second connecting ear is fixed on the concave-shaped sleeve through a bolt. Inside, and to complete the angle adjustment work, the upper end of the second connecting ear is fixedly connected with an adjustable painting assembly, the adjustable painting assembly includes a painting board, a recovery box and a drive assembly, and the front side of the recovery box is rotatably connected with a painting board, the inside of the recycling box is equipped with a driving assembly, and the driving assembly is fixedly connected to the lower surface of the other side of the drawing board, and the angle adjustment of the drawing board is completed through the driving assembly, and the middle part of the rear end of the recycling box is fixedly connected with Second in command.

Preferably, the drive assembly includes a first handle, a screw rod, a threaded hole square post, two guide rods, two connecting rods, two support frames, two through-hole square posts and four first connecting ears, and the screw rod is connected to the recovered The box is rotatably connected, and the front end of the screw rod extends through the front end of the recovery box. The front end of the screw rod is fixedly connected with a first handle, and the first handle is located on the front side of the recovery box. The outer wall of the screw rod is screwed with a thread Hole square column, the two guide rods are fixed inside the recovery box, and the two guide rods are located on the left and right sides of the screw rod, the outer walls of the two guide rods are slidably connected with through-hole square columns, and the upper ends of the two through-hole square columns The middle part is fixedly connected with a first connecting ear, and the other two first connecting ears are symmetrically welded on the rear side of the lower surface of the drawing board, and two symmetrical support frames are rotationally connected between the four first connecting ears. A connecting rod is fixedly connected between the square column with through holes and the square column with threaded holes.

Preferably, the second connecting ear further includes a rotating shaft and a clamping hole, the outer walls of the left and right ends of the second connecting ear are fixedly connected with the rotating shaft, and the second connecting ear is provided with a plurality of rings around the rotating shaft. Distributed card holes.

Preferably, the upper sides of the left and right ends of the concave-shaped sleeve are provided with first circular holes matching the rotation shaft, and the lower sides of the left and right ends of the concave-shaped sleeve are provided with second circular holes matching the bolts. holes, and the pins pass through the second round hole and the card hole respectively, and fix the second connecting ear to the inside of the concave-shaped socket.

Preferably, the shape and structure of the second handle is a concave square column structure, and the outer wall of the second handle is wrapped with a non-slip sleeve.

Preferably, the middle part of the upper end of the tripod is provided with a through hole matching the support rod, and the upper outer wall of the tripod is provided with a threaded hole matching the fastening bolt, and the threaded hole communicates with the through hole.

Compared with the prior art, the utility model provides a portable drawing stand, which has the following beneficial effects:

1. The utility model will drive the screw rod to rotate through the rotation of the first handle, thereby driving the threaded hole square column to move back and forth on the outer wall of the screw rod, and will also drive the two through hole square columns to move back and forth on the outer wall of the two guide rods. At the same time, through the two support frames and the four first connecting ears, the drawing board will be rotated and unfolded and rotated back, so that not only the angle of the drawing board can be adjusted more carefully, but also the drawing board can be comfortably completed by the drafter. Moreover, the tripod can also be stored to prevent the tripod from falling off, and it is also convenient for the painter to carry and carry.

2. The utility model is simple in structure, low in production cost, easy to assemble and disassemble, and convenient to carry and transport.

Description of drawings

The accompanying drawings are used to provide a further understanding of the utility model, and constitute a part of the description, and are used to explain the utility model together with the embodiments of the utility model, and do not constitute a limitation of the utility model. In the accompanying drawings:

Fig. 1 is a kind of portable drawing stand structural representation that the utility model proposes;

Fig. 2 is a schematic view of the exploded structure in the right view of Fig. 1;

Fig. 3 is a schematic diagram showing the enlarged structure of part A of Fig. 1;

FIG. 4 is a schematic diagram showing the enlarged structure of part B in FIG. 2 .

In the figure: 1. Drawing board; 2. Recycling box; 3. First handle; 4. Tripod; 5. Screw rod; 6. Connecting rod; 7. Threaded hole square column; Support rod; 11. fastening bolt; 12. first connecting ear; 13. guide rod; 14. through-hole square column; 15. concave-shaped sleeve; 16. latch; 17. second connecting ear; , Card hole.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1-Fig. 4, the utility model provides a kind of technical solution: a kind of portable drawing stand, comprises tripod 4, and tripod 4 is threadedly connected with fastening bolt 11, and the top of tripod 4 is slidably connected with support bar 10, and Support rod 10 is fixed on the inside of tripod 4 by fastening bolt 11, and the upper end of support rod 10 is fixedly connected with concave-shaped sleeve seat 15, and the inner rotation of concave-shaped sleeve seat 15 is connected with second connecting ear 17, and the second connecting ear 17 is fixed inside the concave-shaped sleeve 15 through the latch 16, and completes the angle adjustment work. The upper end of the second connecting ear 17 is fixedly connected to the adjustable painting assembly. The front side of the box 2 is rotatably connected with the drawing board 1, and the interior of the recycling box 2 is equipped with a driving assembly, and the driving assembly is fixedly connected with the lower surface of the other side of the drawing board 1, and the angle adjustment of the drawing board 1 is completed through the driving assembly. A second handle 9 is fixedly connected to the middle part of the rear end of the recovery box 2 .

In order to drive the drawing board 1 to rotate, the driving assembly includes a first handle 3, a screw mandrel 5, a threaded hole square post 7, two guide rods 13, two connecting rods 6, two support frames 8, two through hole square posts 14 and four first Connecting ear 12, screw mandrel 5 is rotationally connected with recovery box 2, and the front end of screw mandrel 5 runs through the front end face of recovery box 2, and the front end of screw mandrel 5 is fixedly connected with first handle 3, and first handle 3 is positioned at recovery box 2 The front side of the screw mandrel 5 is threaded on the outer wall of the screw mandrel 5 with a threaded hole square column 7, and two guide rods 13 are fixed in the inside of the recovery box 2, and the two guide rods 13 are positioned on the left and right sides of the screw mandrel 5, and the two guide rods 13 The outer wall is slidably connected with through-hole square columns 14, and the upper middle parts of the two through-hole square columns 14 are fixedly connected with first connection ears 12, and the other two first connection ears 12 are symmetrically welded on the rear side of the lower surface of the drawing board 1, and the four first connections Two symmetrical support frames 8 are rotatably connected between the ears 12, and connecting rods 6 are fixedly connected between the two through-hole square columns 14 and the threaded hole square columns 7. Through the drive assembly, the drawing board 1 can be better driven to rotate, thereby facilitating painting The board 1 is rotated to expand and recover, and when the drawing board 1 is rotated and unfolded, the driving assembly can also adjust the angle of the drawing board 1 more carefully, so that the drafter can comfortably complete the drawing work.

In order to facilitate the angle adjustment work, the second connecting ear 17 also includes a rotating shaft 171 and a clamping hole 172. The outer walls of the left and right ends of the second connecting ear 17 are fixedly connected with the rotating shaft 171, and the second connecting ear 17 is close to the surrounding of the rotating shaft 171. There are a plurality of clamping holes 172 in circular distribution, and the second connecting ear 17 can be used for better support, and also for better angle adjustment and easy recovery of the tripod 4 .

In order to carry out support work, the upper side of the left and right ends of the concave-shaped sleeve 15 is provided with the first circular hole matched with the rotating shaft 171, and the lower side of the left and right ends of the concave-shaped sleeve 15 is provided with the first circular hole matched with the latch 16. Two round holes, and the latch 16 passes through the second round hole and the clamping hole 172 respectively, and the second connecting ear 17 is fixed in the inside of the concave-shaped sleeve 15, through the concave-shaped sleeve 15, the supporting work can be carried out better, At the same time, for the convenience of angle adjustment and rotation recovery, it is convenient for the staff to carry the whole drawing stand.

In order to carry out the work conveniently, the shape and structure of the second handle 9 is a concave square column structure, and the outer wall of the second handle 9 is wrapped with a non-slip sleeve. By the second handle 9, the carrying work can be carried out better.

In order to work better, the middle part of the upper end of the tripod 4 is provided with a through hole matched with the support rod 10, and the upper outer wall of the tripod 4 is provided with a threaded hole matched with the fastening bolt 11, and the threaded hole matches the through hole. Connected, through the tripod 4, the support work and the height adjustment work can be better carried out, and also in order to better carry out the disassembly work and the recovery work.

Working principle and application process of the utility model: when in use, the plotter first unfolds the tripod 4, and completes the height adjustment work, so that the whole can be placed on the ground stably, and then, by tightening the fastening bolt 11 Work, just can make things convenient for support rod 10 to slide up and down inside the through hole of tripod 4, thereby just can adjust the height of concave font sleeve 15, second connecting ear 17 and adjustable drawing assembly, subsequently, the plotter passes through latch 16 Operate to facilitate the second connecting ear 17 to rotate inside the concave-shaped sleeve 15 to adjust the angle of the adjustable painting assembly. The two connecting ears 17 are fixed inside the concave-shaped sleeve 15, so that the angle adjustment work of the adjustable painting assembly can be completed. After the angle adjustment work of the adjustable painting assembly, the plotter can forward and reverse the first handle Work, will drive screw mandrel 5 to carry out positive rotation and reverse rotation, thereby will drive threaded hole square post 7 to move back and forth on the outer wall of screw mandrel 5, also can drive two through-hole square posts 14 to move back and forth on the outer wall of two guide rods 13 simultaneously , so that through the two support frames 8 and the four first connecting ears 12, the drawing board 1 can be driven to rotate, so that the angle of the drawing board 1 can be adjusted more carefully, so that the drafter can comfortably complete the drawing on the drawing board 1 ;

After finishing the drawing, the plotter first can separate the tripod 4 from the support rod 10 by tightening the fastening bolt 11. After the tripod 4 is separated, the plotter will make the tripod 4 by reclaiming the tripod 4. shortened, when the tripod 4 became shorter, the tripod 4 can be stored in the inside of the recovery box 2, and then, the plotter operates the latch 16 to facilitate the second connecting ear 17 to be in the inside of the concave-shaped sleeve seat 15 again. Rotate, when the second connecting ear 17 is in the flush state with the recovery box 2, the plotter then inserts the latch 16 with the corresponding card hole 172, and the second connecting ear 17 can be fixed inside the concave-shaped sleeve 15, Thereby just can complete the recovery work of the second connecting ear 17, subsequently, the plotter will drive the screw mandrel 5 to reverse by reversing the first handle 3, thereby will drive the threaded hole square column 7 to move forward on the outer wall of the screw mandrel 5, and at the same time Also can drive two through hole square pillars 14 to move forward on the outer wall of two guide rods 13, at this moment, by two bracing frames 8 and four first connecting ears 12, just can drive drawing board 1 to rotate to the rear side, in When the upper surface of the drawing board 1 is flush with the upper surface of the recovery box 2, the recovery work of all parts can be completed. At this time, by the second handle 9, the plotter carries and carries the whole painting frame, and the whole painting frame is carried by the plotter When going to another drawing location, the drafter can complete the assembly work and angle adjustment work according to the assembly steps, so that it is convenient for the drafter to carry out the drawing work again.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (6)

1. A portable drawing stand, comprising a tripod (4), is characterized in that: the tripod (4) is threadedly connected with a fastening bolt (11), and the top of the tripod (4) is slidably connected with a support rod (10 ), and the support rod (10) is fixed on the inside of the tripod (4) by fastening bolts (11), the upper end of the support rod (10) is fixedly connected with a concave-shaped sleeve (15), and the concave-shaped sleeve The inner rotation of (15) is connected with the second connecting ear (17), and the second connecting ear (17) is fixed inside the concave-shaped sleeve (15) by the latch (16), and completes the angle adjustment work, the second The upper end of the connection ear (17) is fixedly connected with an adjustable painting assembly, which includes a painting board (1), a recovery box (2) and a drive assembly, and the front side of the recovery box (2) is rotatably connected with a painting board (1), the interior of the recovery box (2) is equipped with a drive assembly, and the drive assembly is fixedly connected to the lower surface of the other side of the drawing board (1), and the angle adjustment work of the drawing board (1) is completed through the drive assembly , a second handle (9) is fixedly connected to the middle part of the rear end of the recovery box (2). 2. A portable drawing stand according to claim 1, characterized in that: the drive assembly includes a first handle (3), a screw (5), a threaded hole square column (7), two guide rods (13), Two connecting rods (6), two supporting frames (8), two through-hole square columns (14) and four first connecting ears (12), the screw rod (5) is rotatably connected with the recovery box (2), And the front end of the screw mandrel (5) runs through the front end of the recovery box (2), the front end of the screw mandrel (5) is fixedly connected with the first handle (3), and the first handle (3) is located in the recovery box (2) The front side of the screw rod (5) is threaded on the outer wall of the threaded hole square column (7), and the two guide rods (13) are fixed inside the recovery box (2), and the two guide rods (13) are located in the On the left and right sides of the screw mandrel (5), the outer walls of the two guide rods (13) are slidably connected with through-hole square columns (14), and the upper middle parts of the two through-hole square columns (14) are fixedly connected with the first connecting ear ( 12), the other two first connecting ears (12) are symmetrically welded on the lower surface rear side of the drawing board (1), and two symmetrical support frames ( 8), a connecting rod (6) is fixedly connected between the two through-hole square columns (14) and the threaded hole square column (7). 3. A portable drawing stand according to claim 1, characterized in that: the second connecting ear (17) also includes a rotating shaft (171) and a card hole (172), and the second connecting ear (17) ) are fixedly connected with a rotating shaft (171) on the left and right outer walls, and the second connecting ear (17) is provided with a plurality of annularly distributed clamping holes (172) around the rotating shaft (171). 4. A portable drawing stand according to claim 3, characterized in that: the upper side of the left and right ends of the concave-shaped sleeve (15) is provided with a first round hole matching the rotation shaft (171), The lower sides of the left and right ends of the concave-shaped sleeve (15) are provided with a second round hole matching the latch (16), and the latch (16) passes through the second round hole and the clamping hole (172) respectively, and the The second connecting ear (17) is fixed on the inside of the concave-shaped sleeve (15). 5. A portable drawing stand according to claim 1, characterized in that: the shape and structure of the second handle (9) is a concave square column structure, and the outer wall of the second handle (9) is wrapped with anti-slip set. 6. A portable drawing stand according to claim 1, characterized in that: the middle part of the upper end of the tripod (4) is provided with a through hole matching the support rod (10), and the upper part of the tripod (4) Threaded holes matching the fastening bolts (11) are provided on the side outer wall, and the threaded holes communicate with the through round holes.

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