Drawing comparison device

Abstract

The utility model discloses a drawing comparison device which comprises a base and a display frame, a groove and a placing groove are formed in the front surface of the display frame, a rotating rod is connected in the groove, the rotating rod is connected with a plurality of comparison frames and a driving gear, magnetic attraction blocks are installed on the front surfaces of the comparison frames and the front surface of the placing groove, and the display frame is connected with an installation base. The mounting seat is connected with a first rotating handle, the first rotating handle is connected with a first screw rod, a moving block is mounted on the peripheral side surface of the first screw rod, the moving block is connected with a limiting block, and the limiting block is connected with a toothed plate. The engineering drawing display device solves the problems that when various engineering drawings are displayed, an engineer needs to replace different drawings to a display device repeatedly, the process is tedious and low in efficiency, more display devices occupy a large amount of space, and the impression of the engineer is affected.

Description

TECHNICAL FIELD

[0001] The utility model belongs to engineering cost technical field, especially, relate to a drawing comparison device. BACKGROUND

[0002] In the working process of engineering cost, often need to carry out detailed analysis comparison to drawing. The cost comparison between unit project and unit project is distinguished to each construction, so as to find out the reason of cost difference.

[0003] When comparing on the drawing placement plate for engineering cost, need to prepare and place multiple drawings such as design drawing, actual construction drawing, material list, decoration drawing etc. When carrying out comparison and carrying out multiple engineering drawing display, engineers need to repeatedly change different drawings to the display device, this process is not only cumbersome, but also inefficient, and using more display devices will occupy a lot of space, affect the perception of engineers, in order to solve the above problems, the drawing comparison device is presented. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a drawing comparison device, solves when carrying out multiple engineering drawing display, engineers need to repeatedly change different drawings to the display device, this process is not only cumbersome, but also inefficient, and using more display devices will occupy a lot of space, affect the perception of engineers.

[0005] To solve the above technical problem, the utility model is realized through the following technical scheme:

[0006] The utility model relates to a drawing comparison device, including base and show frame, the front surface of show frame is equipped with recess and placement groove, be connected with the rotating rod in the recess, the rotating rod's circumferential surface is fixedly connected with a plurality of comparison frames, the front surface of comparison frame and the front surface of placement groove all install a plurality of magnetic attraction piece, the upper end of rotating rod is fixedly connected with drive gear, the upper surface of show frame is fixedly connected with mounting seat, one surface of mounting seat is connected with first handle, one end of first handle is fixedly connected with first screw rod, the circumferential surface of first screw rod is installed with moving block, one surface of moving block is fixedly connected with limit block, one surface of limit block is fixedly connected with toothed plate.

[0007] Preferably, the upper surface of the base is fixedly connected with a mounting column, a second screw rod is mounted in the mounting column, a lifting rod and a secondary gear are mounted on the circumferential surface of the second screw rod, the secondary gear is fixedly connected with the second screw rod, a second handle is mounted on the circumferential surface of the mounting column, one end of the second handle is fixedly connected with a primary gear, a connecting plate is fixedly connected with the circumferential surface of the mounting column, a plurality of limiting telescopic rods are fixedly connected with the upper surface of the connecting plate, and the upper ends of the limiting telescopic rods and the lifting rod are fixedly connected with a display frame.

[0008] Preferably, the rotating rod is rotatably connected with the groove, and the tooth plate is engaged with the driving gear.

[0009] Preferably, the first handle and the first screw rod are rotatably connected with the mounting seat, and the moving block is threadedly connected with the first screw rod.

[0010] Preferably, the display frame and the contrast frame are magnetically connected with the magnetic attraction block, one side surface of the mounting seat is provided with a limiting groove, and the limiting block is slidably connected with the limiting groove.

[0011] Preferably, the primary gear and the secondary gear are conical gears, and the primary gear is engaged with the secondary gear.

[0012] Preferably, the second handle and the second screw rod are rotatably connected with the mounting column, the second screw rod is threadedly connected with the lifting rod, and the lifting rod is slidably connected with the mounting column.

[0013] The utility model has the following beneficial effects:

[0014] 1. The utility model discloses a display device for engineering drawings, which comprises a base, a rotating rod rotatably connected with the base, a tooth plate rotatably connected with the rotating rod, a driving gear rotatably connected with the tooth plate, a mounting seat rotatably connected with the tooth plate, a moving block rotatably connected with the mounting seat, a first handle rotatably connected with the mounting seat, a first screw rod rotatably connected with the first handle, a placing groove provided in the moving block, a display frame rotatably connected with the moving block, a plurality of contrast frames rotatably connected with the display frame, a limiting block rotatably connected with the display frame, a limiting groove provided in the limiting block, and a magnetic attraction block rotatably connected with the display frame.

[0015] 2. The utility model discloses a display device for engineering drawings, which comprises a base, a rotating rod rotatably connected with the base, a tooth plate rotatably connected with the rotating rod, a driving gear rotatably connected with the tooth plate, a mounting seat rotatably connected with the tooth plate, a moving block rotatably connected with the mounting seat, a first handle rotatably connected with the mounting seat, a first screw rod rotatably connected with the first handle, a placing groove provided in the moving block, a display frame rotatably connected with the moving block, a plurality of contrast frames rotatably connected with the display frame, a limiting block rotatably connected with the display frame, a limiting groove provided in the limiting block, and a magnetic attraction block rotatably connected with the display frame.

[0016] Of course, any product implementing the present application does not necessarily need to achieve all the advantages mentioned above at the same time. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed for the description of the embodiments will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0018] Figure 1 is a schematic diagram of the three-dimensional structure of the present application;

[0019] Figure 2 is a schematic diagram of the cross-sectional structure of the present application;

[0020] Figure 3 is a schematic diagram of the cross-sectional structure of the comparison mechanism of the present application;

[0021] Figure 4 is Figure 2 is a schematic diagram of the local enlarged structure at A in the middle.

[0022] In the drawings, the component list represented by each reference numeral is as follows: 1, base; 2, display frame; 3, groove; 4, placing groove; 5, magnetic block; 6, rotating rod; 7, comparison frame; 8, mounting seat; 9, first rotating handle; 10, limiting groove; 11, toothed plate; 12, driving gear; 13, mounting column; 14, lifting rod; 15, connecting plate; 16, limiting telescopic rod; 17, first screw; 18, moving block; 19, limiting block; 20, second rotating handle; 21, second screw; 22, main gear; 23, auxiliary gear. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0024] In the description of the present application, it should be understood that the terms "upper", "middle", "outer", "inner" and the like indicate the orientation or positional relationship, which are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the indicated components or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.

[0025] Please refer to Figures 1-4As shown, the utility model of a kind of drawing comparison device, including base 1 and display frame 2, recess 3 and placing groove 4 are established in the front surface of display frame 2, connecting rod 6 is connected in recess 3, the lateral surface of connecting rod 6 is fixedly connected with several comparison frames 7, the front surface of comparison frame 7 and the front surface of placing groove 4 are all equipped with several magnetic suction blocks 5, the upper end of connecting rod 6 is fixedly connected with driving gear 12, the upper surface of display frame 2 is fixedly connected with mounting seat 8, the surface of mounting seat 8 is connected with first handle 9, one end of first handle 9 is fixedly connected with first screw rod 17, the lateral surface of first screw rod 17 is equipped with moving block 18, the surface of moving block 18 is fixedly connected with limit block 19, the surface of limit block 19 is fixedly connected with toothed plate 11, by setting display frame 2 and multiple comparison frames 7, multiple comparison frames 7 are used to place other comparison drawings, placing groove 4 is used to place engineering drawing, by magnetic suction block 5 fixed drawing, rotating first handle 9, first handle 9 drives first screw rod 17, when first screw rod 17 rotates, moving block 18 moves left and right, moving block 18 drives toothed plate 11 to move by limit block 19, toothed plate 11 is meshed between driving gear 12, so that connecting rod 6 drives comparison frame 7 to rotate, and after stopping rotation, locking function exists between first screw rod 17 and moving block 18, so that comparison frame 7 after rotating does not rotate randomly due to external force, can realize that engineering drawing does not move, other comparison drawings rotate and are parallel to the position of engineering drawing, without repeatedly changing different drawings to display device, comparison efficiency is high.

[0026] The upper surface of base 1 is fixedly connected with mounting column 13, second screw rod 21 is installed in mounting column 13, lifting rod 14 and auxiliary gear 23 are installed on the lateral surface of second screw rod 21, auxiliary gear 23 is fixedly connected with second screw rod 21, second handle 20 is installed on the lateral surface of mounting column 13, main gear 22 is fixedly connected to one end of second handle 20, connecting plate 15 is fixedly connected on the lateral surface of mounting column 13, the upper surface of connecting plate 15 is fixedly connected with several limit telescopic rods 16, the upper end of lifting rod 14 and limit telescopic rod 16 is fixedly connected with display frame 2, by setting limit lifting rod 14 and second screw rod 21, rotating second handle 20, second handle 20 is meshed between main gear 22 and auxiliary gear 23, so that second screw rod 21 rotates, when second screw rod 21 rotates, lifting rod 14 drives display frame 2 to lift, conveniently adjust the height of display frame 2 according to the demand of engineer, high flexibility.

[0027] Connecting rod 6 is rotatably connected with recess 3, toothed plate 11 is meshed with driving gear 12.

[0028] First handle 9 and first screw rod 17 are rotatably connected with mounting seat 8, moving block 18 is threadedly connected with first screw rod 17.

[0029] Both the display frame 2 and the comparison frame 7 are magnetically attracted to the magnetic block 5. A limiting groove 10 is provided on one side of the mounting base 8, and the limiting block 19 slides in the limiting groove 10.

[0030] Both the main gear 22 and the auxiliary gear 23 are bevel gears, and the main gear 22 meshes with the auxiliary gear 23.

[0031] The second throttle 20 and the second screw 21 are both rotatably connected to the mounting post 13. The second screw 21 is threadedly engaged with the lifting rod 14, and the lifting rod 14 is slidably engaged with the mounting post 13.

[0032] Example:

[0033] like Figures 1-4 As shown, the method of using a drawing comparison device of this utility model is as follows: When using this utility model, firstly, adjust the height of the display frame 2 according to the engineer's needs, rotate the second handle 20, and the second handle 20, through the meshing between the main gear 22 and the auxiliary gear 23, causes the second screw 21 to rotate. When the second screw 21 rotates, the lifting rod 14 drives the display frame 2 to rise and fall. Multiple comparison frames 7 are used to place other comparison drawings, and the placement slot 4 is used to place engineering drawings. The drawings are fixed by magnetic blocks 5. Rotate the first handle 9, and the first handle 9 drives the second... A screw 17 rotates, and the moving block 18 moves left and right. The moving block 18 drives the toothed plate 11 to move through the limiting block 19. The toothed plate 11 meshes with the drive gear 12, causing the rotating rod 6 to drive the comparison frame 7 to rotate. After the rotation stops, there is a locking function between the first screw 17 and the moving block 18, so that the comparison frame 7 will not rotate arbitrarily due to external force. This allows the engineering drawing to remain stationary while other comparison drawings rotate to a position parallel to the engineering drawing, eliminating the need to repeatedly change different drawings onto the display device.

[0034] In the description of this specification, references to terms such as "an embodiment," "example," "specific example," etc., indicate that a specific feature, structure, material, or characteristic described in connection with that embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples.

[0035] The preferred embodiments disclosed above are only used to help describe the utility model. The preferred embodiments do not describe all the details and do not limit the utility model to the specific embodiments. Obviously, according to the content of the specification, many modifications and changes can be made. The specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that the persons skilled in the art can well understand and utilize the utility model. The utility model is limited by the claims and the entire scope and equivalents thereof.

Claims

1. A drawing comparison device comprising a base (1) and a display frame (2), characterized in that, The front surface of the display frame (2) is provided with a recess (3) and a placing groove (4), the rotating rod (6) is connected in the recess (3), the rotating rod (6) is fixedly connected with a plurality of comparison frames (7) on the circumferential surface, the front surface of the comparison frame (7) and the front surface of the placing groove (4) are both provided with a plurality of magnetic blocks (5), the upper end of the rotating rod (6) is fixedly connected with a driving gear (12), the upper surface of the display frame (2) is fixedly connected with a mounting seat (8), one surface of the mounting seat (8) is connected with a first rotating handle (9), one end of the first rotating handle (9) is fixedly connected with a first screw rod (17), the circumferential surface of the first screw rod (17) is provided with a moving block (18), one surface of the moving block (18) is fixedly connected with a limiting block (19), one surface of the limiting block (19) is fixedly connected with a toothed plate (11).

2. A drawing register according to claim 1, wherein The upper surface of the base (1) is fixedly connected with a mounting column (13), the second screw rod (21) is installed in the mounting column (13), the lifting rod (14) and the auxiliary gear (23) are installed on the circumferential surface of the second screw rod (21), the auxiliary gear (23) is fixedly connected with the second screw rod (21), the circumferential surface of the mounting column (13) is provided with a second rotating handle (20), one end of the second rotating handle (20) is fixedly connected with a main gear (22), the circumferential surface of the mounting column (13) is fixedly connected with a connecting plate (15), the upper surface of the connecting plate (15) is fixedly connected with a plurality of limiting telescopic rods (16), the upper ends of the limiting telescopic rods (16) and the lifting rod (14) are both fixedly connected with the display frame (2).

3. A drawing register according to claim 1, wherein, The rotating rod (6) is rotatably connected with the recess (3), and the toothed plate (11) is engaged with the driving gear (12).

4. A drawing register according to claim 1, wherein, The first rotating handle (9) and the first screw rod (17) are both rotatably connected with the mounting seat (8), and the moving block (18) is threadedly connected with the first screw rod (17).

5. A drawing register according to claim 1, wherein, The display frame (2) and the comparison frame (7) are both magnetically connected with the magnetic block (5), one side surface of the mounting seat (8) is provided with a limiting groove (10), and the limiting block (19) is slidably connected with the limiting groove (10).

6. A drawing register apparatus according to claim 2, wherein The main gear (22) and the auxiliary gear (23) are both conical gears, and the main gear (22) is engaged with the auxiliary gear (23).

7. A drawing register according to claim 2, wherein, The second rotating handle (20) and the second screw rod (21) are both rotatably connected with the mounting column (13), the second screw rod (21) is threadedly connected with the lifting rod (14), and the lifting rod (14) is slidably connected with the mounting column (13).

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