Auxiliary device for identifying and auditing CAD drawings in construction industry

Abstract

The utility model relates to the technical field of recognition of CAD drawings, in particular to an auxiliary device for recognizing and checking CAD drawings in the building industry, which comprises a workbench, two hinged tables arranged on the workbench, a connecting shaft arranged between the two hinged tables, a drawing fixing plate arranged outside the hinged shaft, a hollow groove arranged in the drawing fixing plate, and two bidirectional threaded lead screws arranged between two sides of the hollow groove. Two paper clamping clamps are arranged on the drawing fixing plate, movable plates are rotationally connected to the positions, located on the two sides of the paper clamping clamps, of the outer sides of the two-way threaded lead screws in a threaded mode, a paper combing plate is rotationally arranged at one end of each movable plate, and a clamping opening is fixed to the other end of each movable plate; the outer sides of the two transmission lead screws are rotationally connected with connecting blocks in a threaded mode, and a scanner is fixed to one side of each connecting block. The utility model solves the problems that the conventional CAD drawing auditing equipment is inconvenient to neaten and level drawings and is inconvenient to flexibly adjust scanning positions.

Description

Technical Field

[0001] The utility model relates to the technical field of CAD drawing recognition, in particular to a CAD drawing recognition and review auxiliary device for the construction industry. Background Art

[0002] CAD drawings are often needed in the construction industry, and various construction operations need to be carried out on the basis of construction drawings. However, existing drawings are often made of paper, which is not convenient for saving, reviewing and checking CAD drawings. Poor review of drawings will affect the construction progress and quality judgment.

[0003] A Chinese utility model patent with application number: CN202122241599.6 discloses an auxiliary device for identifying and reviewing engineering CAD drawings in the construction industry, and its structure is as follows: it includes a bottom plate, a support rod is provided at the bottom of the bottom plate, a vertical plate and a fixed box are provided at the top of the bottom plate, an identification and review device is provided in the vertical plate, a drawing placement rack is provided at the top of the fixed box, a clamping device is provided in the drawing placement rack, a sliding rod is provided at the bottom of the drawing placement rack, the sliding rod extends into the fixed box and is slidably connected to the fixed box, an adjustment device is provided on the side of the drawing placement rack, and the clamping device includes a suction cup, which is provided on the surface of the drawing placement rack;

[0004] In this device, the drawings are fixed only by a suction cup structure. However, since large CAD drawings are generally stored rolled up, the paper will curl when opened. Therefore, in this device, the paper cannot be straightened only by the suction cup. In addition, the position of the scanner can only be moved horizontally. When adjusting the scanning position vertically, it is only possible to move the drawing placement rack structure, which is inconvenient to operate. Utility Model Content

[0005] The technical problem to be solved by the utility model is that the existing CAD drawing review equipment is not convenient for arranging and leveling drawings, and is not convenient for flexibly adjusting the scanning position.

[0006] To solve the above problems, the technical solution adopted by the utility model is a recognition and review auxiliary device for CAD drawings in the construction industry, including a workbench, two hinged tables are fixed on the upper side of the workbench, a connecting shaft is fixed between the two hinged tables, a drawing fixing plate is rotatably provided on the outer side of the connecting shaft, a hollow groove is opened on the inner side of the drawing fixing plate, two bidirectional threaded screws are rotatably provided between the two sides of the hollow groove, two paper clips are rotatably provided on the middle part of the upper side of the drawing fixing plate near both sides, a movable plate is rotatably connected with a thread on the outer side of the bidirectional threaded screw located on both sides of the paper clip, a cardboard is rotatably provided at one end of the movable plate, a card interface is fixed at the other end of the movable plate, a fixed frame is fixed near one end of the upper side of the workbench, a transmission screw is provided on the inner side of the fixed frame for limiting sliding in the horizontal and longitudinal directions, a connecting block is rotatably connected with a connecting block on the outer side of the two transmission screws, and a scanner is fixed on one side of the connecting block.

[0007] As a further solution of the utility model: a telescopic long rod is hinged between the drawing fixing plate and the workbench, an extension short rod is hinged between the outer side of one end of the telescopic long rod and the workbench, the telescopic long rod is used to stand up the drawing fixing plate, and the extension short rod is used to rotate the telescopic long rod upward.

[0008] As a further solution of the utility model: a baffle is fixed on one side of the articulated table to block the position of the drawing fixing plate.

[0009] As a further solution of the utility model: limit blocks are rotatably provided at both ends of the transmission screw rod, and a limit slide groove is opened on the inner side of the fixed frame at the limit block to limit the sliding position of the limit block, and the limit block is located in the limit slide groove for limited sliding, and a turntable is fixed at one end of the transmission screw rod, and the turntable is used to rotate the transmission screw rod.

[0010] As a further solution of the utility model: two motors are fixed on one side of the drawing fixing plate, and the output ends of the motors pass through the drawing fixing plate and are fixed to one end of the bidirectional threaded screw rod, so that the two bidirectional threaded screw rods can be controlled to rotate at the same time.

[0011] As a further solution of the utility model: the motor and the scanner are both electrically connected to an external power supply.

[0012] As a further solution of the utility model: legs are fixed on the lower side of the workbench.

[0013] Compared with the prior art, the utility model has the following advantages: 1. The utility model adds a cardboard structure, which can level and fix the drawings for easy scanning;

[0014] 2. Two transmission screw structures are added, which can facilitate the horizontal and vertical movement of the scanner, thereby facilitating the adjustment of the scanner position. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0016] Figure 1 The utility model discloses a stereogram of the overall structure in a recognition and review auxiliary device for CAD drawings in the construction industry.

[0017] Figure 2 The utility model is a local structure section view in a recognition and review auxiliary device for CAD drawings in the construction industry Figure 1 .

[0018] Figure 3 The utility model is a local structure section view in a recognition and review auxiliary device for CAD drawings in the construction industry Figure 2 .

[0019] Figure 4 The utility model is an enlarged view of the structure of part A in a recognition and review auxiliary device for CAD drawings in the construction industry.

[0020] Figure 5 The utility model is an enlarged view of the structure of part B in a recognition and review auxiliary device for CAD drawings in the construction industry.

[0021] In the attached figure:

[0022] 1. Workbench; 2. Articulated table; 3. Connecting shaft; 4. Drawing fixing plate; 5. Bidirectional threaded screw; 6. Paper clip; 7. Moving plate; 8. Cardboard; 9. Fixed frame; 10. Transmission screw; 11. Connecting block; 12. Scanner; 13. Telescopic long rod; 14. Extending short rod; 15. Motor; 2.1. Baffle; 4.1. Hollow groove; 7.1. Card interface; 9.1. Limit slide; 10.1. Limit block. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] The utility model provides a technical solution to solve the existing problems raised in the background technology.

[0025] Combined with Figure 1 , 4, 5. It can be known that the structure includes a workbench 1, two hinged tables 2 are fixed on the upper side of the workbench 1, a connecting shaft 3 is fixed between the two hinged tables 2, a drawing fixing plate 4 is rotatably provided on the outer side of the connecting shaft 3 for fixing the drawings, a hollow groove 4.1 is opened on the inner side of the drawing fixing plate 4, two bidirectional threaded screws 5 are rotatably provided between the two sides of the hollow groove 4.1 for driving the movable plate 7 to move, two paper clamps 6 are rotatably provided near the two sides of the upper middle part of the drawing fixing plate 4 for pre-clamping the drawings, the outer side of the bidirectional threaded screw 5 is located on both sides of the paper clamp 6 and is threadedly connected with a movable plate 7, one end of the movable plate 7 is rotatably provided with a carding board 8, which can level the drawings when moving, and a card interface 7.1 is fixed to the other end of the movable plate 7, a fixed frame 9 is fixed near one end of the upper side of the workbench 1, a transmission screw 10 is provided on the inner side of the fixed frame 9 for limiting sliding in the horizontal and longitudinal directions, and the connecting block 11 is driven by the two transmission screws 10 to rotate. The scanner 12 can be moved and controlled. The outer sides of the two transmission screws 10 are rotatably connected with a connecting block 11, and a scanner 12 is fixed on one side of the connecting block 11; a baffle 2.1 is fixed on one side of the articulated table 2 to block the position of the drawing fixing plate 4; both ends of the transmission screw 10 are rotatably provided with a limit block 10.1, and a limit slide groove 9.1 is provided on the inner side of the fixed frame 9 at the limit block 10.1 to limit the sliding position of the limit block 10.1. The limit block 10.1 is limitedly slid in the limit slide groove 9.1, and a turntable is fixed at one end of the transmission screw 10, and the turntable is used to rotate the transmission screw 10; two motors 15 are fixed on one side of the drawing fixing plate 4, and the output end of the motor 15 passes through the drawing fixing plate 4 and is fixed to one end of the bidirectional threaded screw 5, and can simultaneously control the two bidirectional threaded screws 5 to rotate; the motor 15 and the scanner 12 are electrically connected to an external power supply; a leg is fixed on the lower side of the workbench 1;

[0026] Combined with Figure 2 , 3 , 5, it can be known that a telescopic long rod 13 is hinged between the drawing fixing plate 4 and the workbench 1, and an elongated short rod 14 is hinged between the outer side of one end of the telescopic long rod 13 and the workbench 1, the telescopic long rod 13 is used to stand up the drawing fixing plate 4, and the elongated short rod 14 is used to rotate the telescopic long rod 13 upward;

[0027] The working principle of this patent is that when reviewing CAD drawings, first open the cardboard 8, then open the drawing paper, lay it on the drawing fixing plate 4, use the cardboard clamp 6 to pre-fix the position of the drawing, and then rotate the two cardboards 8 so that one end of it is clamped in the card interface 7.1, and then start the motor 15 to drive the bidirectional threaded screw 5 to rotate, and then drive the cardboard 8 to move from the middle of the drawing to both ends, so as to level the drawing, and then start the telescopic long rod 13 and the extension short rod 14, the extension short rod 14 can drive the telescopic long rod 13 to rotate upward, and the telescopic long rod 13 can drive the drawing fixing plate 4 to stand up, and limit it through the baffle 2.1;

[0028] Then, the turntable at one end of the transmission screw 10 is manually rotated to control the transmission screw 10 to rotate, so as to adjust the scanning position of the scanner 12 so that the scanner 12 can be located in the middle of the CAD drawing during the drawing review.

[0029] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A device for assisting the recognition and review of CAD drawings in the construction industry, comprising a workbench (1), characterized in that: Two hinged tables (2) are fixed on the upper side of the workbench (1), a connecting shaft (3) is fixed between the two hinged tables (2), a drawing fixing plate (4) is rotatably provided on the outer side of the connecting shaft (3), a hollow groove (4.1) is provided on the inner side of the drawing fixing plate (4), two bidirectional threaded screws (5) are rotatably provided between the two sides of the hollow groove (4.1), two paper clips (6) are rotatably provided on the middle part of the upper side of the drawing fixing plate (4) near the two sides, the outer side of the bidirectional threaded screw (5) is located on both sides of the paper clip (6) and the threaded rotating connection A movable plate (7) is connected, one end of the movable plate (7) is rotatably provided with a carding board (8), the other end of the movable plate (7) is fixed with a card interface (7.1), one end of the carding board (8) is carded in the card interface (7.1), a fixed frame (9) is fixed on the upper side of the workbench (1) near one end, a transmission screw (10) is provided inside the fixed frame (9) for limited sliding in the horizontal and vertical directions, the outer sides of the two transmission screws (10) are threadedly rotatably connected with a connecting block (11), and a scanner (12) is fixed on one side of the connecting block (11).

2. The device for assisting in identifying and reviewing CAD drawings in the construction industry according to claim 1 is characterized in that: A telescopic long rod (13) is hinged between the drawing fixing plate (4) and the workbench (1), and an elongated short rod (14) is hinged between the outer side of one end of the telescopic long rod (13) and the workbench (1).

3. The device for assisting in identifying and reviewing CAD drawings in the construction industry according to claim 1 is characterized in that: A baffle (2.1) is fixed on one side of the hinged platform (2).

4. The device for assisting in identifying and reviewing CAD drawings in the construction industry according to claim 1 is characterized in that: Both ends of the transmission screw (10) are rotatably provided with limit blocks (10.1); a limit sliding groove (9.1) is provided inside the fixed frame (9) at the limit block (10.1); the limit block (10.1) is located in the limit sliding groove (9.1) and slides in a limited position; and a rotating disk is fixed at one end of the transmission screw (10).

5. The device for assisting in identifying and reviewing CAD drawings in the construction industry according to claim 2 is characterized in that: Two motors (15) are fixed on one side of the drawing fixing plate (4), and the output ends of the motors (15) pass through the drawing fixing plate (4) and are fixed to one end of the bidirectional threaded screw (5).

6. The device for assisting the recognition and review of CAD drawings in the construction industry according to claim 5 is characterized by: The motor (15), the scanner (12), the telescopic long rod (13), and the elongated short rod (14) are all electrically connected to an external power source.

7. The device for assisting in identifying and reviewing CAD drawings in the construction industry according to claim 1 is characterized in that: Support legs are fixed on the lower side of the workbench (1).

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