Display board for construction engineering design and use method thereof

Abstract

The invention relates to the technical field of display boards, in particular to a display board for construction engineering design and a using method thereof.The display board comprises a display drawing used for displaying construction engineering design content, the display drawing is installed in a protective film, one end of the protective film is fixedly connected with a winding roller, and the winding roller is rotationally connected into a winding unit; a pressure roller is arranged on one side of the winding roller, a fixing plate is arranged on the other side of the pressure roller, and hanging holes are formed in the inner sides of the two ends of the fixing plate. The winding unit comprises two positioning pieces, the inner side of any positioning piece is slidably connected with a sliding frame, and the middle of the sliding frame is rotatably connected with a connecting shaft. The whole display board is flexibly arranged, after the display board is used, winding can be carried out by rotating a rotating plate, and in the winding process, a first magnetic attraction block and a second magnetic attraction block are matched, so that the winding efficiency is improved; and the position of the pressure roller is controlled, so that the stability in the winding process is further improved, the winding convenience is effectively guaranteed, and the device can be conveniently reused when being exhibited at other positions.

Description

Technical Field

[0001] The present invention relates to the technical field of display boards, and particularly to a display board for construction engineering design and its usage method. Background Art

[0002] A display board for construction engineering design is a form of advertising booth integrating various display functions. It is mainly used in fields such as architecture, decoration, and urban planning to visually and attractively display the design scheme, planning layout, technical features, and expected effects of a project. This kind of display board usually combines multiple elements such as graphic display, model display, and multimedia demonstration. Through a carefully designed layout and visual effects, it can effectively convey the core concept and advantages of the construction project to customers, investors, or the public, while enhancing the brand image and the credibility of the project. During the process of using the display board for exhibition on the booth, after the exhibition, the display board needs to be stored. In the process of storing the existing display board, it is difficult to roll it up for use in exhibitions in other regions. Therefore, a display board for construction engineering design and its usage method are proposed to solve the above problems. Summary of the Invention

[0003] The purpose of the present invention is to provide a display board for construction engineering design and its usage method to solve the problem that during the process of using the display board for exhibition on the booth, after the exhibition, the display board needs to be stored, and in the process of storing the existing display board, it is difficult to roll it up for use in exhibitions in other regions.

[0004] To achieve the above purpose, the present invention provides the following technical solutions: A display board for construction engineering design and its usage method, including display drawings for displaying the content of construction engineering design. The display drawings are installed inside a protective film. One end of the protective film is fixedly connected to a winding roller, and the winding roller is rotatably connected inside a winding unit. A pressure roller is provided on one side of the winding roller, and a fixing plate is provided on the other side of the pressure roller. Hanging holes are opened on both inner sides of the two ends of the fixing plate; the winding unit includes two positioning members. A sliding frame is slidably connected inside any one of the positioning members. A connecting shaft is rotatably connected in the middle of the sliding frame. One end of the sliding frame is fixedly connected to a second magnetic attraction block, and a first magnetic attraction block is installed on one side of the second magnetic attraction block. A driving member is installed on the inner side of one end of one of the positioning members, and a damping soft board provided on one side of the driving member is fixedly connected to the positioning member; the driving member includes a driving block. A receiving groove is opened inside the driving block. A square hole penetrating the driving block is opened in the middle of the receiving groove. Rotating grooves are opened on both the upper and lower sides of one end of the receiving groove. A rotating shaft is rotatably connected inside the rotating groove through a hairspring. The rotating shaft is fixedly connected to the upper and lower sides of one end of a rotating plate, and a damping block is fixedly connected in the middle of the rotating plate.

[0005] As a further optimized content of the present invention, wherein: the positioning member includes a cross plate, a chute and a rotating hole are formed inside the cross plate, the cross plate is slidably connected with a sliding frame through the chute, the vertical cross section of the chute is in a "plus" shape, and the cross plate is rotatably connected with the shafts at both ends of the winding roller through the rotating hole.

[0006] As a further optimized content of the present invention, wherein: the sliding frame includes a slider, a circular hole is formed inside the slider, the horizontal projection of the slider is in a "plus" shape, the slider is rotatably connected with a rotating shaft through the circular hole, and the rotating shaft is fixedly connected to both ends of the pressure roller.

[0007] As a further optimized content of the present invention, wherein: the vertical projection of the driving block is in an L shape, the cylindrical end of the driving block is rotatably connected with the cross plate through a rotating hole, and the cylindrical end of the driving block is fixedly connected to the shafts at both ends of the winding roller.

[0008] As a further optimized content of the present invention, wherein: the rotating plate is arranged inside the storage groove, notches are formed at the upper and lower ends of the middle position of the rotating plate, the edges of the notches are in an arc shape, the damping block passes through the square hole and is in close contact with the damping soft plate, and the damping soft plate is in an arc shape.

[0009] As a further optimized content of the present invention, wherein: there are two positioning members arranged inside the winding unit, the two positioning members are parallel to each other, the positioning members are welded and fixed to the fixing plate, and the included angle between the positioning member and the fixing plate is 90°.

[0010] As a further optimized content of the present invention, wherein: the protective film includes a bottom film, a top film is fixedly connected to the upper end of one side of the bottom film, positioning grooves are formed inside the bottom film in a square array distribution, sub-cards are installed on both sides of the end of the bottom film away from the winding roller, a sealing gasket is fixedly connected to the inner side of the edge of the bottom film, and female seats are installed on both sides of the end of the top film away from the winding roller.

[0011] As a further optimized content of the present invention, wherein: there are multiple positioning grooves, the vertical cross section of the positioning groove is trapezoidal, and the depth of the positioning groove is one-half of the thickness of the bottom film.

[0012] As a further optimized content of the present invention, wherein: the sub-cards and the female seats correspond to each other one by one, and the sub-cards and the female seats are adapted to each other, and through holes are formed in the middle of the sub-cards and the female seats.

[0013] As a further optimized content of the present invention, it includes the following steps: Step 1: Display drawing installation: Place the display drawing on the upper end of the bottom film. During the placement process, the bottom of the display drawing is positioned through the positioning groove to ensure the integrity of the display drawing. After the placement is completed, the upper end of the display drawing is covered with the top film. The edges of the covered bottom film and top film are bonded together through a sealing gasket. After the display drawing is installed, the bottom film and the top film are fixed together through the connection between the sub-card and the mother seat; Step 2: Installation of the display board: Connect the upper end of the tension mechanism installed at the four corners of the display board frame to the hanging holes opened on both sides of the fixed plate, connect the lower end of the tension mechanism installed at the four corners of the display board to the through holes opened in the middle of the sub-card and the mother seat, and then tighten the four corners to complete the installation of the display board; Step 3: Later storage: After the display board is used, separate the tension mechanism installed at the four corners of the display board frame from the display board, then take the rotating plate out of the storage slot, and make the angle between the rotating plate and the storage slot 90°. Control the rotating plate to drive the driving block to rotate. During the rotation of the driving block, the winding roller is driven to rotate, thereby storing the protective film. When the protective film is stored outside the winding roller, the pressure roller continues to tighten the protective film stored outside the winding roller. In this process, the pressure roller can continuously press the protective film stored on the outside of the winding roller under the action of the repulsive force between the first magnetic block and the second magnetic block; Step 4: Storage positioning: After the protective film is stored, release the rotating plate. At this time, the rotating plate rotates to the inside of the storage slot driven by the clockwork spring, and then the damping block is tightly attached to the damping soft plate to position the driving block, and then the winding roller is positioned to complete the storage positioning.

[0014] Compared with the prior art, the present invention has the following beneficial effects: 1. In the present invention, the whole display board adopts a flexible setting. After use, it can be rolled up by rotating the rotating plate. In the process of rolling up, the position of the pressure roller is controlled by the cooperation of the first magnetic block and the second magnetic block, so as to further improve the stability of the rolling process, effectively ensure the convenience of rolling up, and facilitate reuse when exhibiting at other locations; 2. In the present invention, the protective film can be used to protect and stably limit the display drawings without coating. Compared with the traditional method of protecting the display drawings by coating, it is more environmentally friendly. At the same time, the positioning groove and sealing gasket can ensure the convenience of installation of the display drawings and the sealing effect after installation. 3. In the present invention, by setting a fixing plate in conjunction with a sub-card and a mother seat, the display board and the display board frame can be stably connected during actual use. At the same time, the sub-card and the mother seat can be used to fix the top of the bottom membrane and the top membrane. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a schematic diagram of the overall structure of the present invention; Figure 2 For the present invention Figure 1 schematic diagram of the structure at position A; Figure 3 For the present invention Figure 1 schematic diagram of the structure at position B; Figure 4 is a schematic diagram of the protective film structure of the present invention; Figure 5 For the present invention Figure 4 schematic diagram of the structure at position C; Figure 6 is a schematic diagram of the winding unit structure of the present invention; Figure 7 is a schematic diagram of the positioning member structure of the present invention; Figure 8 is a schematic diagram of the sliding frame structure of the present invention; Figure 9 is a schematic diagram of the driving member structure of the present invention.

[0016] In the figure: 1. Protective film; 11. Bottom film; 12. Top film; 13. Positioning groove; 14. Sub-card; 15. Sealing gasket; 16. Female seat; 2. Display drawing; 3. Winding unit; 31. Positioning member; 311. Horizontal plate; 312. Chute; 313. Rotating hole; 32. Sliding frame; 321. Slide block; 322. Round hole; 33. Connecting shaft; 34. Driving member; 341. Driving block; 342. Rotating groove; 343. Square hole; 344. Receiving groove; 345. Rotating plate; 346. Damping block; 347. Rotating shaft; 348. Hairspring; 35. First magnetic attraction block; 36. Second magnetic attraction block; 37. Damping soft plate; 4. Pressure roller; 5. Fixed plate; 6. Hanging hole; 7. Winding roller. Detailed implementation manners

[0017] Please refer to Figures 1-9 , the present invention provides a technical solution: A display board for construction engineering design and its usage method, including a display drawing 2 for displaying the content of construction engineering design. The display drawing 2 is installed inside a protective film 1. One end of the protective film 1 is fixedly connected to a winding roller 7, and the winding roller 7 is rotatably connected inside a winding unit 3. A pressure roller 4 is provided on one side of the winding roller 7, and a fixing plate 5 is provided on the other side of the pressure roller 4. Hanging holes 6 are opened on the inner sides of both ends of the fixing plate 5; The winding unit 3 includes two positioning members 31. A sliding frame 32 is slidably connected inside any positioning member 31. A connecting shaft 33 is rotatably connected in the middle of the sliding frame 32. One end of the sliding frame 32 is fixedly connected to a second magnetic attraction block 36, and a first magnetic attraction block 35 is installed on one side of the second magnetic attraction block 36. A driving member 34 is installed on the inner side of one end of one of the positioning members 31, and a damping soft board 37 provided on one side of the driving member 34 is fixedly connected to the positioning member 31; The driving member 34 includes a driving block 341. A receiving groove 344 is opened inside the driving block 341. A square hole 343 penetrating the driving block 341 is opened in the middle of the receiving groove 344. Rotating grooves 342 are opened on the upper and lower sides of one end of the receiving groove 344. A rotating shaft 347 is rotatably connected inside the rotating groove 342 through a clockwork spring 348. The rotating shaft 347 is fixedly connected to the upper and lower sides of one end of a rotating plate 345, and a damping block 346 is fixedly connected in the middle of the rotating plate 345.

[0018] As a further technical solution of this scheme, the positioning member 31 includes a cross plate 311. A sliding groove 312 and a rotating hole 313 are opened inside the cross plate 311. The cross plate 311 is slidably connected to the sliding frame 32 through the sliding groove 312. The vertical cross-section of the sliding groove 312 is in the shape of a cross. The cross plate 311 is rotatably connected to the shafts at both ends of the winding roller 7 through the rotating hole 313. Through the above settings, the components inside the winding unit 3 can be stably limited; As a further technical solution of this scheme, the sliding frame 32 includes a slider 321. A round hole 322 is opened inside the slider 321. The horizontal projection of the slider 321 is in the shape of a cross. The slider 321 is rotatably connected to the rotating shaft 347 through the round hole 322. The rotating shaft 347 is fixedly connected to both ends of the pressure roller 4. Through the above settings, the stability of the sliding frame 32 during the sliding process can be improved; As a further technical solution of this scheme, the vertical projection of the driving block 341 is in the shape of an L. The cylindrical end of the driving block 341 is rotatably connected to the cross plate 311 through a rotating hole 313, and the cylindrical end of the driving block 341 is fixedly connected to the shafts at both ends of the winding roller 7. Through the above settings, the stable rotation of the winding roller 7 can be controlled; As a further technical solution for the implementation of this solution, the rotating plate 345 is arranged inside the receiving groove 344. Cuts are provided at both the upper and lower middle positions of the rotating plate 345, and the edges of the cuts are arc-shaped. The damping block 346 passes through the square hole 343 and is in close contact with the damping soft plate 37. The damping soft plate 37 is arc-shaped. Through the above settings, the rotating plate 345 can be stably positioned; As a further technical solution for the implementation of this solution, there are two positioning members 31 arranged inside the winding unit 3. The two positioning members 31 are parallel to each other. The positioning members 31 are both fixedly welded to the fixing plate 5. The included angle between the positioning members 31 and the fixing plate 5 is 90°. Through the above settings, the two positioning members 31 can be stably connected together; As a further technical solution for the implementation of this solution, the protective film 1 includes a bottom film 11. A top film 12 is fixedly connected to the upper end of one side of the bottom film 11. Square array-distributed positioning grooves 13 are provided inside the bottom film 11. Sub-cards 14 are installed on both sides of the end of the bottom film 11 far from the winding roller 7. A sealing gasket 15 is fixedly connected to the inner side of the edge of the bottom film 11. Female seats 16 are installed on both sides of the end of the top film 12 far from the winding roller 7. Through the above settings, the bottom film 11 and the top film 12 can be stably connected together; As a further technical solution for the implementation of this solution, there are multiple positioning grooves 13. The vertical cross-section of the positioning grooves 13 is trapezoidal, and the depth of the positioning grooves 13 is one-half of the thickness of the bottom film 11. Through the above settings, during the installation of the display drawing 2, the display drawing 2 can be stably limited; As a further technical solution for the implementation of this solution, the sub-cards 14 and the female seats 16 correspond to each other one by one, and the sub-cards 14 and the female seats 16 are adapted to each other. Through holes are provided in the middle of the sub-cards 14 and the female seats 16. Through the above settings, it is convenient to connect the display board and the display rack during the later installation process.

[0019] As a further technical solution for the implementation of this solution, it includes the following steps: Step 1: Installation of the display drawing 2: Place the display drawing 2 on the upper end of the bottom film 11. During the placement process, the bottom of the display drawing 2 is positioned through the positioning grooves 13 to ensure the integrity of the placement of the display drawing 2. After the placement is completed, the upper end of the display drawing 2 is covered by the top film 12. After the covering, the edges of the bottom film 11 and the top film 12 are bonded together through the sealing gasket 15. After the installation of the display drawing 2 is completed, the connection between the sub-cards 14 and the female seats 16 is used to fix the bottom film 11 and the top film 12; Step 2: Installation of the display board: Connect the upper ends of the tension mechanisms installed at the four corners of the display board frame to the hanging holes 6 provided on both sides of the fixing plate 5, and connect the lower ends of the tension mechanisms installed at the four corners of the display board to the through holes provided in the middle of the sub-cards 14 and the female seats 16. Then, through the tensioning of the four corners, the installation of the display board is completed; Step Three: Late-stage storage: After the display board is used, separate the tension mechanism installed at the four corners of the display board frame from the display board. Then, take out the rotating plate 345 from the storage groove 344, and the included angle between the rotating plate 345 and the storage groove 344 is 90°. Control the rotating plate 345 to drive the driving block 341 to rotate. During the rotation of the driving block 341, drive the winding roller 7 to rotate, thereby storing the protective film 1. When the protective film 1 is stored outside the winding roller 7, the pressure roller 4 continuously tightens the protective film 1 stored outside the winding roller 7. During this process, under the repulsive force between the first magnetic attraction block 35 and the second magnetic attraction block 36, the pressure roller 4 can continuously press the protective film 1 stored outside the winding roller 7. Step Four: Storage positioning: After the storage of the protective film 1 is completed, release the rotating plate 345. At this time, the rotating plate 345 rotates into the storage groove 344 under the drive of the clockwork spring 348. Then, make the damping block 346 closely adhere to the damping soft plate 37 to position the driving block 341, and thus position the winding roller 7 to complete the storage positioning.

[0020] In this article, specific examples are used to elaborate on the principle and implementation manner of the present invention. The description of the above examples is only used to help understand the method of the present invention and its core idea. The above is only the preferred implementation manner of the present invention. It should be noted that due to the limited nature of written expression and the objectively infinite specific structures, for those of ordinary skill in the art in this technical field, without departing from the principle of the present invention, several improvements, refinements or changes can be made, or the above technical features can be combined in an appropriate manner; these improvements, refinements, changes or combinations, or directly applying the concept and technical solution of the invention to other occasions without improvement, should all be regarded as the protection scope of the present invention.

Claims

1. A display board for construction engineering design, comprising a display drawing (2) for displaying the contents of the construction engineering design, characterized in that: The display drawing (2) is installed inside the protective film (1), one end of the protective film (1) is fixedly connected to the winding roller (7), the winding roller (7) is rotatably connected inside the winding unit (3), one side of the winding roller (7) is provided with a pressure roller (4), the other side of the pressure roller (4) is provided with a fixing plate (5), and both ends of the fixing plate (5) are provided with hanging holes (6) on the inner side; The winding unit (3) comprises two positioning members (31), the inner side of each positioning member (31) is slidably connected to a sliding frame (32), the middle of the sliding frame (32) is rotatably connected to a connecting shaft (33), one end of the sliding frame (32) is fixedly connected to a second magnetic block (36), one side of the second magnetic block (36) is installed with a first magnetic block (35), one end of one of the positioning members (31) is installed with a driving member (34), and a damping soft plate (37) arranged on one side of the driving member (34) is fixedly connected to the positioning member (31); The driving member (34) comprises a driving block (341), a receiving groove (344) is provided on the inner side of the driving block (341), a square hole (343) penetrating the driving block (341) is provided in the middle of the receiving groove (344), a rotating groove (342) is provided on the upper and lower sides of one end of the receiving groove (344), a rotating shaft (347) is rotatably connected to the inner side of the rotating groove (342) via a spring spring (348), the rotating shaft (347) is fixedly connected to the upper and lower sides of one end of a rotating plate (345), and a damping block (346) is fixedly connected to the middle of the rotating plate (345).

2. The display board for construction engineering design according to claim 1, characterized in that: The positioning member (31) comprises a transverse plate (311), a slide groove (312) and a rotation hole (313) being provided on the inner side of the transverse plate (311), the transverse plate (311) being slidably connected to the sliding frame (32) via the slide groove (312), the vertical section of the slide groove (312) being in the shape of a "cross", and the transverse plate (311) being rotatably connected to shafts at both ends of the winding roller (7) via the rotation hole (313).

3. The display board for construction engineering design according to claim 1, characterized in that: The sliding frame (32) comprises a sliding block (321), a circular hole (322) is formed inside the sliding block (321), a lateral projection of the sliding block (321) is in the shape of a "cross", the sliding block (321) is rotatably connected to a rotating shaft (347) via the circular hole (322), and the rotating shaft (347) is fixedly connected to both ends of the pressure roller (4).

4. The display board for construction engineering design according to claim 1, characterized in that: The vertical projection of the driving block (341) is L-shaped, the cylindrical setting end of the driving block (341) is rotatably connected to the horizontal plate (311) via a rotating hole (313), and the cylindrical setting end of the driving block (341) is fixedly connected to the shaft bodies at both ends of the winding roller (7).

5. The display board for construction engineering design according to claim 1, characterized in that: The rotating plate (345) is arranged inside the storage groove (344); notches are provided at the upper and lower ends of the middle position of the rotating plate (345); the edges of the notches are arranged in an arc shape; the damping block (346) passes through the square hole (343) and is closely attached to the damping soft plate (37); and the damping soft plate (37) is arranged in an arc shape.

6. The display board for construction engineering design according to claim 1, characterized in that: Two positioning members (31) are arranged inside the winding unit (3), the two positioning members (31) are parallel to each other, the positioning members (31) are both welded and fixed to the fixing plate (5), and the angle formed between the positioning members (31) and the fixing plate (5) is 90°.

7. The display board for construction engineering design according to claim 1, characterized in that: The protective film (1) comprises a bottom film (11), the top film (12) being fixedly connected to the upper end of one side of the bottom film (11), positioning grooves (13) distributed in a square array being provided on the inner side of the bottom film (11), sub-cards (14) being installed on both sides of an end of the bottom film (11) away from the winding roller (7), a sealing gasket (15) being fixedly connected to the inner side of the edge of the bottom film (11), and mother seats (16) being installed on both sides of an end of the top film (12) away from the winding roller (7).

8. The display board for construction engineering design according to claim 7, characterized in that: A plurality of positioning grooves (13) are provided, the vertical cross-section of the positioning groove (13) is trapezoidal, and the depth of the positioning groove (13) is half the thickness of the bottom membrane (11).

9. The display board for construction engineering design according to claim 7, characterized in that: The daughter card (14) and the mother seat (16) correspond one to one and are adapted to each other, and through holes are provided in the middle of the daughter card (14) and the mother seat (16).

10. A method for using a display board for construction engineering design according to any one of claims 1 to 9, characterized in that: The following steps are involved: Step 1: Installation of the display drawing (2): The display drawing (2) is placed on the upper end of the bottom film (11). During the placement process, the bottom of the display drawing (2) is positioned by the positioning groove (13) to ensure the integrity of the placement of the display drawing (2). After the placement is completed, the upper end of the display drawing (2) is covered by the top film (12). The edges of the covered bottom film (11) and the top film (12) are bonded together by the sealing gasket (15). After the installation of the display drawing (2), the bottom film (11) and the top film (12) are fixed by the connection between the sub-card (14) and the mother seat (16); Step 2: Install the display board: Connect the upper end of the tension mechanism installed at the four corners of the display board frame to the hanging holes (6) opened on both sides of the fixing plate (5), connect the lower end of the tension mechanism installed at the four corners of the display board to the through holes opened in the middle of the sub-card (14) and the mother seat (16), and then tighten the four corners to complete the installation of the display board; Step 3: Later storage: After the display board is used, the tension mechanisms installed at the four corners of the display board frame are separated from the display board, and then the rotating plate (345) is taken out from the storage slot (344), and the angle between the rotating plate (345) and the storage slot (344) is 90°, and the rotating plate (345) is controlled to drive the driving block (341) to rotate. During the rotation process, the driving block (341) drives the winding roller (7) to rotate, thereby storing the protective film (1). When the protective film (1) is stored on the outside of the winding roller (7), the pressure roller (4) continues to tighten the protective film (1) stored on the outside of the winding roller (7); During this process, the pressure roller (4) can continuously press the protective film (1) stored on the outside of the winding roller (7) under the action of the repulsive force between the first magnetic attraction block (35) and the second magnetic attraction block (36); Step 4: Storage and positioning: After the protective film (1) is stored, the rotating plate (345) is released. At this time, the rotating plate (345) is driven by the spring (348) to rotate into the storage groove (344), and then the damping block (346) and the damping soft plate (37) are tightly attached to position the driving block (341), and then the winding roller (7) is positioned to complete the storage and positioning.

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