Portable drawing equipment

Abstract

The utility model discloses drawing equipment convenient to carry, and relates to the technical field of building design, the drawing equipment comprises a drawing table, a light supplementing assembly, a limiting assembly and a supporting assembly are arranged on the drawing table, the limiting assembly comprises two sliding grooves fixedly formed in the two sides of the drawing table respectively, and two sliding blocks are arranged in the sliding grooves in a sliding mode; a supporting plate is fixedly connected between the two corresponding sliding blocks, the supporting plate is of a U-shaped structure and movably arranged on the edge of the drawing table in a sleeving mode, a sliding rod is arranged in the middle of the supporting plate in a sliding mode, a handle is fixedly arranged at the top of the sliding rod, and a pressing plate is fixedly arranged at the bottom of the sliding rod. A spring arranged outside the sliding rod in a sleeving mode is fixedly connected between the pressing plate and the inner wall of the supporting plate. The positions of the two supporting plates can be adjusted at will, then drawings of different sizes can be fixed, and the problems that an existing drawing device cannot fix the drawings of different sizes, and the limitation is large in practical use are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to building design technical field, especially in kind of drawing equipment convenient to carry. BACKGROUND

[0002] Building design refers to the building before construction, the designer according to construction task, the problem that exists or can occur in construction process and use process, beforehand makes the overall plan, and the method, scheme of solving these problems are formulated, are expressed with drawing and file, drawing as the reference of modern building construction, the design of part drawing still needs manual completion, in the drawing process, the cooperation of multiple ruler, the drawing paper is easy to be shaken or to fall off by wind when the existing drawing equipment is carried out drawing operation, and the equipment cannot be conveniently folded and stored and carried.

[0003] The existing patent publication CN220343908U entitled "a special drawing auxiliary tool for building design" proposes that the utility model through drawing frame, support leg, movable slot, spring and pressing plate, spring can press down the pressing plate, make the pressing plate on the drawing paper laid on the table plate be pressed tightly fixed, solve the existing equipment when carrying out drawing operation drawing paper is easy to be shaken or to fall off by wind, cannot conveniently adjust the inclination angle of drawing board, and cannot conveniently fold and store and carry the equipment, it is inconvenient for personnel to carry out drawing operation, affect the efficiency and practicality of the equipment to draw the drawing paper.

[0004] But the drawing equipment disclosed in the above patent cannot fix different sizes of drawing paper, and has great limitations in real use, therefore, it is necessary to provide a drawing equipment convenient to carry to solve the above problems. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a drawing equipment convenient to carry to solve the above-mentioned problems that the existing drawing equipment cannot fix different sizes of drawing paper and has great limitations in real use.

[0006] To achieve the above object, the utility model provides the following technical scheme: a drawing equipment convenient to carry, including drawing table, the drawing table is provided with light supplement assembly, limiting assembly and support assembly, the light supplement assembly is used for light supplement to drawing paper, the support assembly is used for supporting drawing table (1);

[0007] The limiting assembly comprises two sliding grooves fixedly arranged at two sides of the drawing table respectively, two sliding blocks slidingly arranged in the sliding grooves, a support plate fixedly connected between the two corresponding sliding blocks, the support plate being in a U-shaped structure, the support plate movably sleeved on the edge of the drawing table, a sliding rod slidingly arranged at the middle portion of the support plate, a handle fixedly arranged at the top of the sliding rod, a pressing plate fixedly arranged at the bottom of the sliding rod, and a spring fixedly connected between the pressing plate and the inner wall of the support plate and sleeved on the outside of the sliding rod.

[0008] Preferably, the light supplement assembly comprises a light supplement cavity fixedly arranged in the drawing table, a plurality of light supplement lamps evenly arranged in the light supplement cavity, a battery pack arranged in the end portion of the drawing table, a switch arranged on the side portion of the battery pack and located on the drawing table, the battery pack and the light supplement lamps being electrically connected, a light transmission plate arranged on the top inner wall of the light supplement cavity, and the height of the upper surface of the light transmission plate being the same as the height of the upper surface of the drawing table.

[0009] Preferably, the support assembly comprises two movable grooves fixedly arranged at two sides of the bottom of the drawing table respectively, a bidirectional screw rod rotatably arranged in the movable grooves, two movable blocks symmetrically distributed about the center line of the bidirectional screw rod and threadedly connected to the outer ring of the bidirectional screw rod, the movable blocks being matched with the movable grooves, two support rods rotatably arranged at two ends of the movable grooves and arranged in a staggered manner, a push-pull rod rotatably arranged between the support rod and the adjacent movable block, the support rod being in a vertical state in an initial state, and the bidirectional screw rod being driven to rotate by the power assembly.

[0010] Preferably, the power assembly comprises a handle rotatably arranged at the end of the drawing table away from the battery pack, a driving shaft movably arranged in the drawing table and fixedly arranged at the end of the handle, a conical gear one fixedly arranged at the end of the driving shaft away from the handle, two driven shafts rotatably arranged in the drawing table and symmetrically distributed about the center line of the drawing table, two conical gears two fixedly arranged at two ends of the driven shafts, a conical gear three fixedly arranged at the end of the bidirectional screw rod close to the handle, the conical gear one and one of the conical gears two on the driven shafts being meshed with each other, and the other conical gear two on the driven shaft and the conical gear three being meshed with each other.

[0011] Preferably, two connection seats diagonally arranged at the bottom of the drawing table are fixedly arranged, and a shoulder strap is fixedly connected between the two connection seats.

[0012] Preferably, the vertical sections of the sliding grooves and the sliding blocks are in a cross shape.

[0013] The technical effects and advantages of the utility model are as follows:

[0014] The positions of the two supporting plates in the utility model can be adjusted at will, thereby being capable of fixing drawing sheets of different sizes, solving the problem that the existing drawing equipment cannot fix drawing sheets of different sizes, and having great limitations in practical use.

[0015] When light is insufficient, the switch is turned on, the light supplement lamp is turned on, light passes through the light transmission plate, and the drawing sheet is light supplemented, thereby solving the problem that drawing and viewing of the drawing sheet are affected when light is insufficient, and improving the practicability of the equipment.

[0016] When the equipment needs to be folded and stored, the handle is rotated to drive the driving shaft and the conical gear to rotate, thereby synchronously driving the two driven shafts to rotate, and finally driving the two bidirectional lead screws to synchronously rotate, so that the two movable blocks on each bidirectional lead screw are displaced towards each other, and the supporting rods are driven to rotate and fold under the pulling of the push-pull rod.

[0017] When the four supporting rods are synchronously rotated and folded for storage, the equipment can be hung on the back through the back strap, so that the equipment is convenient to carry, and the problem that the existing drawing equipment cannot be conveniently folded and stored for carrying is solved. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a top view of the drawing equipment convenient to carry.

[0019] Figure 2 It is a bottom view of the drawing equipment convenient to carry.

[0020] Figure 3 It is a structure diagram of the limiting assembly.

[0021] Figure 4 It is a sectional structure diagram of the light supplement assembly.

[0022] Figure 5 It is a sectional structure diagram of the power assembly.

[0023] In the drawing, 1 is a drawing table, 2 is a sliding groove, 3 is a sliding block, 4 is a supporting plate, 5 is a sliding rod, 6 is a pressing plate, 7 is a handle, 8 is a spring, 9 is a battery pack, 10 is a light supplement cavity, 11 is a light supplement lamp, 12 is a light transmission plate, 13 is a movable groove, 14 is a bidirectional lead screw, 15 is a movable block, 16 is a supporting rod, 17 is a push-pull rod, 18 is a handle, 19 is a driven shaft, 20 is a connecting seat, and 21 is a back strap. DETAILED DESCRIPTION

[0024] Clearly, the described embodiments are merely a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present utility model.

[0025] The utility model provides a kind of drawing equipment convenient to carry as shown in Figures 1-5 As shown in a kind of drawing equipment convenient to carry, including drawing table 1, limit component is arranged on drawing table 1, limit component includes two respectively fixedly arranged in the sliding slot 2 of drawing table 1 both sides, the inside of sliding slot 2 is slidably provided with two sliding blocks 3, two mutually corresponding sliding blocks 3 are fixedly connected with support plate 4, support plate 4 is "U" type structure, support plate 4 is movably sleeved on the edge of drawing table 1, the middle part of support plate 4 is slidably provided with slide bar 5, the top of slide bar 5 is fixedly provided with handle 7, the bottom of slide bar 5 is fixedly provided with pressing plate 6, pressing plate 6 and the inner wall of support plate 4 are fixedly connected with spring 8 sleeved in the outside of slide bar 5.

[0026] When using the present drawing equipment, drawing paper needed to be drawn is placed in the middle of drawing table 1, two support plates 4 on the same side sliding slot 2 are adjusted according to the size of drawing paper, sliding block 3 is slid in the inside of sliding slot 2, so that two support plates 4 can be located at both ends of drawing paper, handle 7 is pulled up by hand, slide bar 5 and pressing plate 6 are displaced upwards, then support plate 4 is slightly moved, handle 7 is released, spring 8 returns elastic force, then a certain thrust is applied to pressing plate 6, then pressing plate 6 presses one end of drawing paper on drawing table 1, and the other pressing plate 6 is operated, then both ends of drawing paper are pressed on drawing table 1, drawing paper is fixed and pressed, the problem that drawing paper is easily shaken or dropped by wind when existing drawing equipment is used for drawing is solved, and the efficiency and practicability of drawing paper are affected.

[0027] In addition, the position of two support plates 4 is adjusted at will, so that drawing paper of different sizes can be fixed, the problem that existing drawing equipment cannot fix drawing paper of different sizes is solved, and the problem of great limitation in practical use is solved.

[0028] In view of the fact that some details of the drawing cannot be carefully viewed when the light is insufficient, the drawing table 1 is further provided with a light supplement assembly, the light supplement assembly comprises a light supplement cavity 10 fixedly arranged in the drawing table 1, a plurality of light supplement lamps 11 are arranged in the light supplement cavity 10, a battery pack 9 is arranged in the end of the drawing table 1, a switch is arranged on the side of the battery pack 9 and located on the drawing table 1, the battery pack 9 and the light supplement lamps 11 are electrically connected, and a light transmission plate 12 is arranged on the inner wall of the top of the light supplement cavity 10.

[0029] Specifically, when the light is insufficient, the switch is turned on, so that the light supplement lamps 11 are turned on, and then the light is supplemented to the drawing through the light transmission plate 12, thereby solving the problem that the drawing is affected when the light is insufficient, and improving the practicability of the equipment.

[0030] Further, the drawing table 1 is provided with a supporting assembly, the supporting assembly comprises two movable grooves 13 fixedly arranged at the two sides of the bottom of the drawing table 1, a double-direction screw rod 14 is rotatably arranged in the movable groove 13, two movable blocks 15 are symmetrically arranged about the center line of the double-direction screw rod 14 and are threadedly connected to the outer ring of the double-direction screw rod 14, the movable blocks 15 are matched with the movable grooves 13, two supporting rods 16 are rotatably arranged at the two ends of the movable groove 13 and are arranged in a staggered mode, a push-pull rod 17 is rotatably arranged between the supporting rod 16 and the adjacent movable block 15, and in the initial state, the supporting rod 16 is in a vertical state,

[0031] The double-direction screw rod 14 is driven to rotate through a power assembly, the power assembly comprises a handle 18, the handle 18 is rotatably arranged at the end of the drawing table 1 away from the battery pack 9, a driving shaft is fixedly arranged at the end of the handle 18 and extends into the drawing table 1, a conical gear one is fixedly arranged at the end of the driving shaft away from the handle 18, two driven shafts 19 are rotatably arranged in the drawing table 1 and are symmetrically arranged about the center line of the drawing table 1, conical gears two are fixedly arranged at the two ends of the driven shaft 19, a conical gear three is fixedly arranged at the end of the double-direction screw rod 14 close to the handle 18, the conical gear one is meshed with one of the conical gears two on the driven shaft 19, and the other conical gear two on the driven shaft 19 is meshed with the conical gear three.

[0032] When it is needed to fold and store the equipment, the handle 18 is rotated, the driving shaft and the conical gear one are driven to rotate, the two driven shafts 19 are synchronously driven to rotate, the two double-direction screw rods 14 are synchronously driven to rotate, the two movable blocks 15 on each double-direction screw rod 14 are displaced to each other, the supporting rod 16 is driven to rotate and fold under the pulling of the push-pull rod 17, and therefore, the four supporting rods 16 can be synchronously rotated and folded for storage by rotating the handle 18, and the convenience of storage of the equipment is improved.

[0033] Further, the bottom of the drawing table 1 is fixedly provided with two obliquely diagonal connecting seats 20, and a shoulder strap 21 is fixedly connected between the two connecting seats 20. When the four supporting rods 16 are synchronously rotated and folded, the device can be obliquely hung on the back through the shoulder strap 21, facilitating the carrying of the device and solving the problem that the existing drawing device cannot be conveniently folded and carried.

Claims

1. A portable drawing apparatus comprising a drawing table (1), characterized in that: The drawing table (1) is provided with a light supplement assembly, a limiting assembly and a supporting assembly, the light supplement assembly is used for supplementing light to the drawing paper, and the supporting assembly is used for supporting the drawing table (1); The limiting assembly comprises two sliding grooves (2) fixedly arranged on the two sides of the drawing table (1) respectively, two sliding blocks (3) are slidably arranged in the sliding grooves (2), the two sliding blocks (3) correspond to each other, a supporting plate (4) is fixedly connected between the two sliding blocks (3), the supporting plate (4) is in a "U" shape structure, the supporting plate (4) is movably sleeved on the edge of the drawing table (1), a sliding rod (5) is slidably arranged on the middle part of the supporting plate (4), a handle (7) is fixedly arranged on the top of the sliding rod (5), a pressing plate (6) is fixedly arranged on the bottom of the sliding rod (5), and a spring (8) sleeved on the outside of the sliding rod (5) is fixedly connected between the pressing plate (6) and the inner wall of the supporting plate (4).

2. A portable drawing device as claimed in claim 1, characterized in that: The light supplement assembly comprises a light supplement cavity (10) fixedly arranged in the drawing table (1), a plurality of light supplement lamps (11) are arranged in the light supplement cavity (10) in a uniform distribution, a battery pack (9) is arranged in the end of the drawing table (1), a switch is arranged on the side of the battery pack (9) and located on the drawing table (1), the battery pack (9) is electrically connected with the light supplement lamps (11), a light transmission plate (12) is arranged on the top inner wall of the light supplement cavity (10), and the height of the upper surface of the light transmission plate (12) is the same as that of the upper surface of the drawing table (1).

3. A portable drawing device as claimed in claim 2, wherein: The supporting assembly comprises two movable grooves (13) fixedly arranged on the two sides of the bottom of the drawing table (1) respectively, a bidirectional screw rod (14) is rotatably arranged in the movable groove (13), two movable blocks (15) are symmetrically arranged on the center line of the bidirectional screw rod (14) and are threadedly connected to the outer ring of the bidirectional screw rod (14), the movable blocks (15) are matched with the movable groove (13), two support rods (16) are rotatably arranged at the two ends of the movable groove (13) and are arranged in a staggered mode, a push-pull rod (17) is rotatably arranged between the support rod (16) and the adjacent movable block (15), and in the initial state, the support rod (16) is in a vertical state, and the bidirectional screw rod (14) is driven to rotate by the power assembly.

4. A portable drawing device as claimed in claim 3, wherein: The power assembly comprises a handle (18), the handle (18) is rotatably arranged at the end of the drawing table (1) away from the battery pack (9), a driving shaft is movably arranged in the drawing table (1) and is fixedly arranged at the end of the handle (18), a conical gear one is fixedly arranged at the end of the driving shaft away from the handle (18), two driven shafts (19) are rotatably arranged in the drawing table (1) and are symmetrically arranged on the center line of the drawing table (1), conical gear two is fixedly arranged at the two ends of the driven shaft (19), a conical gear three is fixedly arranged at the end of the bidirectional screw rod (14) close to the handle (18), the conical gear one is meshed with one of the conical gear two on the driven shaft (19), and the other conical gear two on the driven shaft (19) is meshed with the conical gear three.

5. A portable drawing device as claimed in claim 4, characterized in that: The bottom of the drawing table (1) is fixedly provided with two obliquely diagonal connecting seats (20), and the two connecting seats (20) are fixedly connected with a back strap (21).

6. The portable drawing device of claim 1, wherein: The vertical section of the sliding groove (2) and the sliding block (3) is in the form of a "cross".

Images