Hand-drawn paper auxiliary device for construction work

Abstract

The utility model discloses a hand-drawn paper auxiliary device of construction, relates to the technical field of hand-drawn building drawing, including box, both sides in the inside of box are fixedly connected with and place the box, the inside middle part fixed mounting of box has the adjusting mechanism, the rear side hinged of box has the box cover. The utility model adopts the above structure, and the adjusting mechanism that the present device sets brings great flexibility and convenience, and the user operates the handle and drives the screw rod to rotate, and the sliding block slides in the guide rail, and the drawing board is turned over to the up to the driving guide plate, and the angle can be adjusted flexibly to satisfy different drawing needs, after using, pulling operation handle can make the sliding block reset, and the drawing board is placed in the box, and the box cover is closed and is locked the box lock, and the operation handle is stored in the strip slot, and the magnetic block magnetism attracts the operation handrail, and it is convenient to carry, no matter in the studio, outdoor or other places, can satisfy the demand of the drawing person.

Description

Technical Field

[0001] This utility model belongs to the field of architectural drawing hand-drawing technology, and specifically relates to an auxiliary device for hand-drawing construction drawings. Background Technology

[0002] Hand-drawn architectural construction drawings are a traditional method of expressing architectural design. Architectural designers or draftsmen use various drawing tools, such as pencils, rulers, set squares, and compasses, to accurately draw the floor plans, sections, elevations, and renderings of buildings on paper. Hand-drawn construction drawings can intuitively show the layout, dimensions, shape, structure, and decorative details of a building. It requires the drafter to have solid professional knowledge and drawing skills, and to accurately grasp proportions, scale, and perspective. Hand-drawn drawings have a unique artistic sense and expressiveness, and can reflect the designer's creativity and style. In the early stages of architectural design, hand-drawn drawings help to quickly express design ideas, facilitate communication with team members and clients, and are also an important part of architectural design history, carrying the inheritance of architectural culture.

[0003] Chinese patent with announcement number "CN220898208U" discloses a hand-drawing easel for architectural design drawings, which includes: multiple strip boards, with a rubber sheet bonded to the upper surface of the multiple strip boards, the multiple strip boards laid flat to form a drawing board, the multiple strip boards being detachable, wherein two of the strip boards are rotatably connected to legs for supporting the drawing board, drawing paper being detachably mounted on the strip boards, and a Velcro strap being fixedly installed on the side of the middle strip board away from the rubber sheet, achieving the technical effect of being easy to carry and store, and easy to use by hand;

[0004] The aforementioned device revealed several significant shortcomings during actual use. Its relatively simple structure lacks an effective paper positioning mechanism, resulting in inaccurate paper positioning and a high risk of paper slippage. This instability severely impacts drawing quality and efficiency, making the drawing process unpredictable. Furthermore, the drawing board's tilt angle is difficult to adjust flexibly, requiring the user to bend over, increasing physical strain and making the process cumbersome. The inability to flexibly adjust the board's angle and position greatly limits the user's creative space and comfort. Therefore, improvements are urgently needed to enhance the device's practicality and drawing effectiveness. Utility Model Content

[0005] In view of the problems mentioned in the background art, the purpose of this utility model is to provide a hand-drawn drawing auxiliary device for construction, so as to solve the problems raised in the background art.

[0006] The above-mentioned technical objective of this utility model is achieved through the following technical solution:

[0007] A construction drawing aid device includes a box, with storage boxes fixedly connected to both sides of the box. An adjustment mechanism is fixedly installed in the middle of the box. A box cover is hinged to the rear top of the box. A drawing board is hinged to the front top of the box. A limit mechanism is fixedly connected to the outer end of the drawing board. A box lock is fixedly installed at the front end of the box cover. The box cover is connected to the box body through the box lock. A guide is fixedly installed at the bottom of the drawing board. The guide and the adjustment mechanism are fitted together.

[0008] The adjustment mechanism includes a guide rail, which is fixedly installed in the middle of the bottom of the housing. A lead screw is rotatably connected inside the guide rail, and a slider is threadedly connected to the outer surface of the lead screw. The slider is slidably connected inside the guide rail. An adjustment handle is fixedly connected to the outer end of the lead screw through the housing. A drive guide plate is fixedly installed on the top of the slider.

[0009] As a preferred technical solution, a strip-shaped groove is provided on the outer center of the adjustment handle, and an operating armrest is hinged to the inner side of the strip-shaped groove.

[0010] As a preferred technical solution, the operating handrail is made of iron, and the end of the operating handrail is provided with a magnetic block and is magnetically connected to the operating handle through the magnetic block.

[0011] As a preferred technical solution, the guide component includes a linkage guide plate, which is fixedly installed on the bottom of the drawing board. The bottom of the linkage guide plate has a slot, and a guide wheel is rotatably connected inside the slot. The side of the drive guide plate is arranged in a right-angled trapezoidal shape.

[0012] As a preferred technical solution, a placement seat is fixedly installed inside one of the two placement boxes, and a brush placement slot is provided at equal intervals on the top of the placement seat. An elastic limiting band is fixedly connected at equal intervals inside the other placement box, and the brush placement slot is also provided with an elastic limiting band.

[0013] As a preferred technical solution, the limiting mechanism includes a groove, which is opened on both sides of the upper end of the drawing board. A torsion spring is fixedly connected inside the groove, and a round block is fixedly connected to the outer end of the torsion spring. A limiting rod is fixedly connected to the top of the round block, and a clamping plate is fixedly connected to the end of the limiting rod.

[0014] As a preferred technical solution, a bridge-type handrail is fixedly connected to the middle of the back of the box, and an anti-slip handrail is fixedly connected to the middle of the outer surface of the bridge-type handrail.

[0015] In summary, the present invention has the following main advantages:

[0016] First, the adjustment mechanism of this device brings great flexibility and convenience. The user operates the adjustment handle to drive the lead screw to rotate, which drives the slider to slide in the guide rail and pushes the drive guide plate to flip the drawing board upward. The angle can be flexibly adjusted to meet different drawing needs. After use, pulling the operation handle can reset the slider, place the drawing board flat in the box, close the box cover and lock the box lock, store the operation handle in the slot, and use the magnetic block to magnetically attach the operation handle for easy carrying. Whether in the studio, outdoors or other places, it can meet the needs of the artist.

[0017] Secondly, the placement of the storage boxes gives this device a clear advantage. When in use, the paintbrush can be placed in the paintbrush storage slot and fixed by the elastic limit strap. The drawing paper or drawing ruler can be placed in another storage box, where the elastic strap can limit the paper. The integrated design makes it easy to carry drawing tools. The limiting mechanism is also very practical. When the paper is placed under the clamping plate, the torsion spring drives the round block to rotate, and the clamping plate moves to hold the paper through the limiting rod. The clamping plate design makes it easy to position the paper and provides a stable platform for the artist, making it convenient to use. Attached Figure Description

[0018] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0019] Figure 2 This is a schematic diagram of the rear view structure of this utility model;

[0020] Figure 3 This is a top view of the structure of this utility model;

[0021] Figure 4 This is a schematic diagram of the internal structure of this utility model;

[0022] Figure 5 This is a schematic diagram of the drawing board structure of this utility model.

[0023] Reference numerals: 1. Box body; 2. Placement box; 3. Adjustment mechanism; 31. Guide rail; 32. Lead screw; 33. Slider; 34. Adjustment handle; 35. Drive guide plate; 36. Strip groove; 37. Operating handrail; 38. Magnetic block; 4. Box cover; 5. Drawing board; 6. Limiting mechanism; 61. Groove body; 62. Torsion spring; 63. Round block; 64. Limiting rod; 65. Clamping plate; 7. Box lock; 8. Guide component; 81. Linkage guide plate; 82. Empty groove; 83. Guide wheel; 9. Placement seat; 10. Pen placement groove; 11. Tension limit band; 12. Bridge-type handrail; 13. Anti-slip handrail. Detailed Implementation

[0024] Example

[0025] refer to Figures 1 to 5The construction drawing auxiliary device of this embodiment includes a box 1, with a placement box 2 fixedly connected to both sides inside the box 1. An adjustment mechanism 3 is fixedly installed in the middle of the box 1. A box cover 4 is hinged to the rear top of the box 1. A drawing board 5 is hinged to the front top of the box 1. A limit mechanism 6 is fixedly connected to the outer end of the drawing board 5. A box lock 7 is fixedly installed at the front end of the box cover 4. The box cover 4 is connected to the box 1 through the box lock 7. A guide 8 is fixedly installed at the bottom of the drawing board 5. The guide 8 and the adjustment mechanism 3 are fitted together.

[0026] The adjustment mechanism 3 includes a guide rail 31, which is fixedly installed in the middle of the bottom of the box 1. A lead screw 32 is rotatably connected inside the guide rail 31, and a slider 33 is threadedly connected to the outer surface of the lead screw 32. The slider 33 is slidably connected inside the guide rail 31. An adjustment handle 34 is fixedly connected to the outer end of the lead screw 32 through the box 1. A drive guide plate 35 is fixedly installed on the top of the slider 33. The storage boxes 2 on both sides inside the box 1 facilitate the classification and storage of drawing tools, drawings, and other items, realizing an integrated design that is easy to carry. The guide rail 31, lead screw 32, slider 33, and adjustment handle 34 in the adjustment mechanism 3 work together to precisely adjust the position of the drive guide plate 35, and then adjust the angle of the drawing board 5 by cooperating with the guide component 8 to meet the drawing needs of different users and provide a more comfortable and personalized creative environment for the artist. The box cover 4 and the box lock 7 ensure the safety of the items. The limiting mechanism 6 can firmly clamp the drawing paper and provide a stable platform for drawing. The overall device is reasonably designed and has multiple functions, which can effectively improve the efficiency and convenience of drawing architectural construction hand-drawn drawings.

[0027] refer to Figures 1-2 and Figure 4 A slot 36 is provided in the middle of the outer side of the adjustment handle 34. An operating armrest 37 is hinged to the inner side of the slot 36. The operating armrest 37 is made of iron. A magnet 38 is provided at the end of the operating armrest 37 and is magnetically connected to the operating handle through the magnet 38. The slot 36 in the middle of the outer side of the adjustment handle 34 provides storage space for the operating armrest 37. The operating armrest 37 is made of iron and is magnetically connected to the operating handle through the magnet 38 at the end. When in use, the operating armrest 37 can be easily unfolded for operation, which enhances the convenience and comfort of operation. When not in use, the operating armrest 37 can be stored in the slot 36 and fixed by the magnet 38, making the overall adjustment handle 34 more concise and beautiful, while also reducing the space occupied and making it easy to carry and store the device. This design cleverly combines functionality and practicality.

[0028] refer to Figures 3-4The guide component 8 includes a linkage guide plate 81, which is fixedly installed at the bottom of the drawing board 5. A slot 82 is provided at the bottom of the linkage guide plate 81, and a guide wheel 83 is rotatably connected inside the slot 82. The side of the drive guide plate 35 is arranged in a right-angled trapezoidal shape. One of the two placement boxes 2 has a placement seat 9 fixedly installed inside, and a brush placement slot 10 is provided at equal intervals on the top of the placement seat 9. The other placement box 2 has tension limiting straps 11 fixedly connected at equal intervals, and the brush placement slots 10 also have tension limiting straps 11. The linkage guide plate 81 at the bottom of the drawing board 5 is connected to the adjustment... With the cooperation of the linkage mechanism 3, the guide wheel 83 in the hollow groove 82 at the bottom of the linkage guide plate 81 makes the drawing board 5 more smoothly adjusted in angle. The right-angled trapezoidal design of the side of the drive guide plate 35 can effectively push the linkage guide plate 81 to achieve angle change. In the placement box 2, the placement seat 9 and the pen placement slot 10 in one placement box 2 make it convenient to classify and place the pens. The elastic limit strap 11 can effectively fix the pens and prevent them from shaking or being lost during carrying. The elastic limit strap 11 in the other placement box 2 can also limit the drawing paper and other items. Overall, the practicality and portability of the device are improved.

[0029] refer to Figures 3-5 The limiting mechanism 6 includes a groove 61, which is located on both sides of the upper end of the drawing board 5. A torsion spring 62 is fixedly connected inside the groove 61, and a round block 63 is fixedly connected to the outer end of the torsion spring 62. A limiting rod 64 is fixedly connected to the top of the round block 63, and a clamping plate 65 is fixedly connected to the end of the limiting rod 64. A bridge-type handrail 12 is fixedly connected to the middle of the back of the box 1, and an anti-slip handrail glove 13 is fixedly connected to the middle of the outer surface of the bridge-type handrail 12. Torsion springs 62 are installed in the grooves 61 on both sides of the upper end of the drawing board 5, and the torsion springs 62 are connected to the round blocks 63. The limiting rod 64 at the top of the circular block 63 and the clamping plate 65 at the end can effectively clamp and position the drawing paper. During use, the elasticity of the torsion spring 62 makes the clamping operation convenient and can adapt to drawings of different thicknesses, ensuring that the drawing paper remains stable during the drawing process and does not move or fall off, providing good working conditions for the artist. At the same time, the bridge-type handrail 12 in the middle of the back of the box 1 and the non-slip handrail 13 on the outer surface make it convenient for users to carry the device, increasing the comfort and safety of carrying it, and making the device more convenient to use in different occasions.

[0030] Operating Principle and Advantages: By setting the adjustment mechanism 3, this device exhibits great flexibility and convenience during use. Specifically, the user can operate the adjustment handle 34, which in turn drives the lead screw 32 to rotate. When the lead screw 32 rotates, it drives the slider 33 to slide smoothly inside the guide rail 31. As the slider 33 slides inside the guide rail 31, it pushes the drive guide plate 35 to slowly move towards the linkage guide plate 81. When the inclined surface of the drive guide plate 35 contacts the linkage guide plate 81, the inclined surface of the drive guide plate 35 will guide the linkage guide plate 81 to open. During this process, the drawing board 5 will flip upward, thereby realizing the adjustment of the angle of the drawing board 5. This design makes... This device can flexibly adjust the angle of the drawing board 5 according to the drawing needs of different people, providing a more comfortable and personalized creative environment for the artist. After use, the user can pull the operating handle to drive the adjustment knob, causing the lead screw 32 to rotate again, which in turn drives the slider 33 to reset. At this time, the drawing board 5 can be placed flat in the box 1. After closing the box cover 4, the drawing board 5 just covers the top of the box 2. Then, the box lock 7 is adjusted to lock it. Next, the operating handle is stored in the slot 36, and the magnetic block 38 will magnetically attract the operating handle 37, thus storing it properly. In this way, the device is easy to carry and can meet the needs of the artist whether in the studio, outdoors or other places.

[0031] By incorporating the placement box 2, this device offers numerous advantages during use. Users can place a paintbrush into the paintbrush placement slot 10 and secure it using the elastic limiting band 11. Drawing paper or rulers can be placed inside the other placement box 2, where the elastic band's reset action effectively limits their position. This integrated design not only makes the device portable but also allows for the placement of all necessary drawing tools within the box 1, significantly enhancing usability. Furthermore, the limiting mechanism 6 makes the device even more convenient to use. Specifically, users can insert paper into the bottom of the clamping plate 65. The torsion spring 62, under its reset action, rotates the round block 63, which in turn moves the clamping plate 65 via the limiting rod 64, firmly clamping and positioning the drawing paper. Therefore, the clamping plate 65 design facilitates the clamping and positioning of drawing paper, providing a stable drawing platform and greatly simplifying the device's use.

Claims

1. A construction drawing auxiliary device, comprising a housing (1), characterized in that: The box (1) has a storage box (2) fixedly connected to both sides inside. An adjustment mechanism (3) is fixedly installed in the middle of the box (1). A box cover (4) is hinged to the rear top of the box (1). A drawing board (5) is hinged to the front top of the box (1). A limit mechanism (6) is fixedly connected to the outer end of the drawing board (5). The front end of the box cover (4) is fixedly installed on a box lock (7). The box cover (4) is connected to the box (1) through the box lock (7). A guide (8) is fixedly installed at the bottom of the drawing board (5). The guide (8) and the adjustment mechanism (3) are fitted together. The adjustment mechanism (3) includes a guide rail (31), which is fixedly installed in the middle of the bottom of the housing (1). A lead screw (32) is rotatably connected inside the guide rail (31). A slider (33) is threadedly connected to the outer surface of the lead screw (32). The slider (33) is slidably connected inside the guide rail (31). An adjustment handle (34) is fixedly connected to the outer end of the lead screw (32) through the housing (1). A drive guide plate (35) is fixedly installed on the top of the slider (33).

2. The construction drawing auxiliary device according to claim 1, characterized in that: The adjustment handle (34) has a strip groove (36) in the middle of its outer side, and an operating armrest (37) is hinged to the inner side of the strip groove (36).

3. The construction drawing auxiliary device according to claim 2, characterized in that: The operating armrest (37) is made of iron, and the end of the operating armrest (37) is provided with a magnetic block (38) and is magnetically connected to the operating handle through the magnetic block (38).

4. The construction drawing auxiliary device according to claim 1, characterized in that: The guide component (8) includes a linkage guide plate (81), which is fixedly installed on the bottom of the drawing board (5). A slot (82) is provided at the bottom of the linkage guide plate (81), and a guide wheel (83) is rotatably connected inside the slot (82). The side of the drive guide plate (35) is set in a right trapezoidal shape.

5. The construction drawing auxiliary device according to claim 1, characterized in that: One of the two placement boxes (2) has a placement seat (9) fixedly installed inside. The top of the placement seat (9) is provided with brush placement slots (10) at equal intervals. The other placement box (2) is fixedly connected with elastic limit straps (11) at equal intervals. The brush placement slots (10) are also provided with elastic limit straps (11).

6. The construction drawing auxiliary device according to claim 5, characterized in that: The limiting mechanism (6) includes a groove (61) which is opened on both sides of the upper end of the drawing board (5). A torsion spring (62) is fixedly connected inside the groove (61). A round block (63) is fixedly connected to the outer end of the torsion spring (62). A limiting rod (64) is fixedly connected to the top of the round block (63). A clamping plate (65) is fixedly connected to the end of the limiting rod (64).

7. The construction drawing auxiliary device according to claim 1, characterized in that: A bridge-type handrail (12) is fixedly connected to the middle of the back of the box (1), and an anti-slip handrail glove (13) is fixedly connected to the middle of the outer surface of the bridge-type handrail (12).

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