Project cost drawing display device

Abstract

The utility model relates to the technical field of engineering cost, in particular to an engineering cost drawing display device which comprises a bottom plate, a supporting column, a first connecting plate, a first shell and a second sliding rod, a first height adjusting mechanism is arranged at the lower end of the bottom plate, a second height adjusting mechanism is connected to the upper end of the bottom plate, the supporting column is arranged at the upper end of the bottom plate, and the first connecting plate is connected with the second shell. The second height adjusting mechanism is rotationally connected with a winding mechanism, the first shell is slidably connected with a second sliding rod, and clamping mechanisms are symmetrically arranged on the side edges of the first shell and the second sliding rod. A second height adjusting mechanism is arranged, in the using process, a second driving motor is started to drive a second threaded rod to rotate, the second threaded rod rotates and drives a first sliding rod to slide on the inner side of a first connecting plate at the same time, and therefore the height of a second connecting plate can be adjusted, and a winding mechanism is driven to adjust in the height adjusting process of the second connecting plate; therefore, the display size is adjusted to be suitable for different scenes.

Description

Technical Field

[0001] The utility model relates to the technical field of engineering cost, in particular to an engineering cost drawing display device. Background Art

[0002] The engineering cost drawing display device is a device used to display and present the design drawings and cost details of engineering projects. It usually includes a large-screen display or projector for displaying drawings and design plans. In addition, the device can also be equipped with corresponding software and hardware equipment to display the cost details, material lists, bills of quantities and other information of engineering projects. However, the existing engineering cost drawing display devices still have the following problems in actual use:

[0003] The existing engineering cost drawing display device cannot adjust the screen size according to the usage during actual use, which makes the device have a single use effect and poor practicality. In addition, the existing device cannot display paper drawings during use. When paper drawings need to be displayed, other display devices need to be selected, which is cumbersome to operate and has poor practicality. Utility Model Content

[0004] The utility model aims to solve the above-mentioned problem and proposes a construction cost drawing display device, which improves the problem of poor practicality of the existing construction cost drawing display devices.

[0005] A device for displaying engineering cost drawings comprises: a base plate, a support column, a first connecting plate, a first shell and a second sliding rod, wherein a first height adjustment mechanism is arranged at the lower end of the base plate, a second height adjustment mechanism is connected to the upper end of the base plate, a support column is arranged at the upper end of the base plate, the support column is connected to the first connecting plate, the second height adjustment mechanism is rotatably connected to a winding mechanism, the second height adjustment mechanism is connected to the first shell, the first shell is slidably connected to the second sliding rod, and clamping mechanisms are symmetrically arranged on the sides of the first shell and the second sliding rod.

[0006] Preferably, the first height adjustment mechanism includes a first driving motor, a first threaded rod, a first connecting rod, a block, a telescopic rod and a first telescopic column. The first driving motor is arranged at the lower end of the base plate, the output shaft of the first driving motor is connected to the first threaded rod, the side of the first threaded rod is threadedly connected to the first connecting rod, two blocks are symmetrically arranged on the side of the first connecting rod, and two telescopic rods are symmetrically arranged at the bottom end of the base plate, and the blocks are connected to the telescopic rods.

[0007] Preferably, a first telescopic column is rotatably provided at an equal angle at the lower end of the bottom plate, a supporting foot is rotatably provided at the lower end of the first telescopic column, and a second telescopic column is rotatably connected between the first telescopic column and the first connecting rod.

[0008] Preferably, the second height adjustment mechanism includes a second connecting plate, a second drive motor, a second threaded rod and a first sliding rod, a second connecting plate is provided at the upper end of the first connecting plate, a second drive motor is provided at the upper end of the second connecting plate, a second threaded rod is connected to the output shaft of the second drive motor, the second threaded rod is rotatably connected to the second connecting plate, the second connecting plate is threadedly connected to the first connecting plate, two first sliding rods are symmetrically provided at the lower end of the second connecting plate, and the first sliding rod is slidably connected to the first connecting plate.

[0009] Preferably, connecting columns are symmetrically arranged on the sides of the first connecting plate, the sides of the connecting columns are connected to the third connecting plate, and the sides of the second connecting plate are provided with second connecting rods.

[0010] Preferably, the winding mechanism comprises a rotating column, a torsion spring and a curtain, a rotating column is rotatably connected between the two third connecting plates, a torsion spring is arranged on the side of the rotating column, a curtain is arranged on the side of the rotating column, and the end of the curtain is connected to the second connecting rod.

[0011] Preferably, a fourth connecting plate is disposed on the side of each of the first shell and the second sliding rod, and the fourth connecting plate is disposed on the side of the curtain.

[0012] Preferably, the clamping mechanism includes a second shell, a slider, a spring column, a clamping rod, a soft rubber pad and a handle, the first shell and the second slider are both provided with a second shell on the side, the second shell is slidably connected to the slider, a spring column is provided on the inner side of the second shell, the spring column is connected to the slider, the slider is connected to the clamping rod on the side, a soft rubber pad is provided on the side of the clamping rod, the soft rubber pad is in contact with the curtain, and a handle is provided on the side of the clamping rod.

[0013] The beneficial effects of the utility model are:

[0014] 1. A second height adjustment mechanism is provided. During use, the second drive motor is started to drive the second threaded rod to rotate. The rotation of the second threaded rod drives the first sliding rod to slide inside the first connecting plate, so that the height of the second connecting plate can be adjusted. During the height adjustment of the second connecting plate, the winding mechanism is driven to adjust, so as to adjust the display size, which is convenient for different scenes;

[0015] 2. A clamping mechanism is provided. When the drawing needs to be displayed during use, the handle is pulled to drive the clamping rod, and the clamping rod pulls the spring column at the same time. At this time, the drawing is placed at the front end of the curtain, the handle is released, and the slider is pulled back to its original position through the spring column, so that the soft rubber pad clamps the drawing. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the three-dimensional structure of the first height adjustment mechanism of the utility model;

[0018] Figure 3 It is a schematic diagram of the three-dimensional structure of the second height adjustment mechanism of the utility model;

[0019] Figure 4 It is a three-dimensional structural schematic diagram of the winding mechanism of the utility model;

[0020] Figure 5 It is a three-dimensional structural schematic diagram of the clamping mechanism of the utility model;

[0021] Figure 6 For the utility model Figure 5 Enlarged structural diagram at A in the middle.

[0022] In the figure: 1. bottom plate; 2. first height adjustment mechanism; 21. first drive motor; 22. first threaded rod; 23. first connecting rod; 24. block; 25. telescopic rod; 26. first telescopic column; 27. supporting foot; 28. second telescopic column; 3. second height adjustment mechanism; 31. supporting column; 32. first connecting plate; 33. second connecting plate; 34. second drive motor; 35. second threaded rod; 36. first sliding rod; 37. connecting column; 38. third connecting plate; 39. second connecting rod; 4. winding mechanism; 41. rotating column; 42. torsion spring; 43. curtain; 5. clamping mechanism; 51. first shell; 52. second sliding rod; 53. fourth connecting plate; 54. second shell; 55. slider; 56. spring column; 57. clamping rod; 58. soft rubber pad; 59. handle. 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] When implementing: Figure 1-6As shown, a construction cost drawing display device includes: a base plate 1, a support column 31, a first connecting plate 32, a first shell 51 and a second slide bar 52. A first height adjustment mechanism 2 is arranged at the lower end of the base plate 1, and a second height adjustment mechanism 3 is connected to the upper end of the base plate 1. A support column 31 is arranged at the upper end of the base plate 1, and the support column 31 is connected to the first connecting plate 32. The second height adjustment mechanism 3 is rotatably connected to a winding mechanism 4. The second height adjustment mechanism 3 is connected to the first shell 51, and the first shell 51 is slidably connected to the second slide bar 52. Clamping mechanisms 5 are symmetrically arranged on the sides of the first shell 51 and the second slide bar 52. When the device is in use, the first height adjustment mechanism 2 is adjusted according to the use situation to adjust the overall height of the device. At the same time, when displaying through projection drawings during use, the second height adjustment mechanism 3 can be adjusted to drive the winding mechanism 4 to extend, so as to adjust the display size. When paper display is required during use, the clamping mechanism 5 can be used to clamp the paper for easy display.

[0025] The first height adjustment mechanism 2 includes a first driving motor 21, a first threaded rod 22, a first connecting rod 23, a block 24, a telescopic rod 25 and a first telescopic column 26. The first driving motor 21 is arranged at the lower end of the base plate 1, and the output shaft of the first driving motor 21 is connected to the first threaded rod 22, and the first connecting rod 23 is threadedly connected to the side of the first threaded rod 22. Two blocks 24 are symmetrically arranged on the side of the first connecting rod 23, and two telescopic rods 25 are symmetrically arranged at the bottom end of the base plate 1. The blocks 24 are connected to the telescopic rods 25. When the device is in use, the first driving motor 21 is started according to demand, and the first driving motor 21 drives the first threaded rod 22 to rotate. During the rotation of the first threaded rod 22, the first connecting rod 23 is driven to move. During the movement, the first connecting rod 23 drives the block 24 to pull the telescopic rod 25 to move, so as to adjust the overall height of the device.

[0026] A first telescopic column 26 is rotatably provided at the lower end of the base plate 1 at an equal angle, a supporting foot 27 is rotatably provided at the lower end of the first telescopic column 26, and a second telescopic column 28 is rotatably connected between the first telescopic column 26 and the first connecting rod 23. When the device is in use and the first connecting rod 23 is lifted or lowered, the first telescopic column 26 is driven to be extended or retracted by the second telescopic column 28, and auxiliary support is provided by the supporting foot 27 at the lower end of the first telescopic column 26. At the same time, during the extension process, the second telescopic column 28 is extended or retracted, which can drive the first telescopic column 26 to rotate, which is convenient for support, and makes the device more stable during use.

[0027] The second height adjustment mechanism 3 includes a second connecting plate 33, a second driving motor 34, a second threaded rod 35 and a first sliding rod 36. The second connecting plate 33 is arranged on the upper end of the first connecting plate 32, and the second driving motor 34 is arranged on the upper end of the second connecting plate 33. The output shaft of the second driving motor 34 is connected with the second threaded rod 35. The second threaded rod 35 is rotatably connected to the second connecting plate 33. The second connecting plate 33 is threadedly connected to the first connecting plate 32. Two first sliding rods 36 are symmetrically arranged at the lower end of the second connecting plate 33. The first sliding rod 36 is slidably connected to the first connecting plate 32. When the device is in use, the second driving motor 34 is started according to the use requirements, and the second driving motor 34 is used to drive the second threaded rod 35 to rotate. During the rotation of the second threaded rod 35, the first sliding rod 36 is driven to slide on the inner side of the first connecting plate 32, so as to adjust the height of the second connecting plate 33.

[0028] The first connecting plate 32 is symmetrically provided with connecting columns 37 on its side, the connecting columns 37 are connected to the third connecting plate 38 on their side, and the second connecting rod 39 is provided on its side.

[0029] The winding mechanism 4 includes a rotating column 41, a torsion spring 42 and a curtain 43. The rotating column 41 is rotatably connected between the two third connecting plates 38. The torsion spring 42 is arranged on the side of the rotating column 41. The curtain 43 is arranged on the side of the rotating column 41. The end of the curtain 43 is connected to the second connecting rod 39. When the device is in use, when the height of the second connecting plate 33 is adjusted, the curtain 43 is pulled by the second connecting rod 39. The curtain 43 drives the rotating column 41 to rotate during the pulling process. At the same time, when the curtain 43 needs to be rolled up during use, the torsion spring 42 is used to assist in rolling up.

[0030] A fourth connecting plate 53 is disposed on the side of the first housing 51 and the second sliding rod 52 . The fourth connecting plate 53 is disposed on the side of the curtain 43 .

[0031] The clamping mechanism 5 includes a second shell 54, a slider 55, a spring column 56, a clamping rod 57, a soft rubber pad 58 and a handle 59. The second shell 54 is arranged on the side of the first shell 51 and the second slider 52. The second shell 54 is slidably connected with the slider 55. A spring column 56 is arranged on the inner side of the second shell 54. The spring column 56 is connected to the slider 55. The side of the slider 55 is connected with a clamping rod 57. The side of the clamping rod 57 is provided with a soft rubber pad 58. The soft rubber pad 58 fits with the curtain 43. A handle 59 is arranged on the side of the clamping rod 57. When the device is in use and the device needs to display drawings, the clamping rod 57 is driven by pulling the handle 59. At the same time, the clamping rod 57 drives the slider 55 to slide inside the second shell 54, and the spring column 56 is pulled at the same time. At this time, the drawing is placed at the front end of the curtain 43, and the handle 59 is released. At this time, the spring column 56 pulls the slider 55 to reset, and the soft rubber pad 58 clamps the drawing. The fourth connecting plate 53 is provided to make the clamping more stable.

[0032] When the utility model is used, the first driving motor 21 is first started according to the demand, and the first driving motor 21 drives the first threaded rod 22 to rotate. During the rotation of the first threaded rod 22, the first connecting rod 23 is driven to move. During the movement, the first connecting rod 23 drives the block 24 to pull the telescopic rod 25 to move, so as to adjust the overall height of the device;

[0033] At the same time, when the first connecting rod 23 is lifted or lowered, the first telescopic column 26 is extended or retracted by the second telescopic column 28, and the support foot 27 at the lower end of the first telescopic column 26 provides auxiliary support. At the same time, during the extension process, the second telescopic column 28 is extended or retracted, which can drive the first telescopic column 26 to rotate, so as to facilitate support and make the device more stable during use;

[0034] Then, the second drive motor 34 is started according to the use demand, and the second drive motor 34 drives the second threaded rod 35 to rotate. During the rotation of the second threaded rod 35, the first slide rod 36 is driven to slide inside the first connecting plate 32, so as to adjust the height of the second connecting plate 33. When the height of the second connecting plate 33 is adjusted, the curtain 43 is pulled by the second connecting rod 39, and the curtain 43 drives the rotating column 41 to rotate during the pulling process. At the same time, when the curtain 43 needs to be rolled up during use, the torsion spring 42 is used to assist in rolling up.

[0035] When the device needs to display drawings, the clamping rod 57 is driven by pulling the handle 59, and the clamping rod 57 drives the slider 55 to slide inside the second shell 54, and the spring column 56 is pulled at the same time. At this time, the drawing is placed on the front end of the curtain 43, and the handle 59 is released. At this time, the spring column 56 pulls the slider 55 to reset, and the soft rubber pad 58 clamps the drawing. The fourth connecting plate 53 is provided to make the clamping more stable.

[0036] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A device for displaying engineering cost drawings, characterized in that: include: A base plate (1), a support column (31), a first connecting plate (32), a first shell (51) and a second sliding rod (52), wherein a first height adjustment mechanism (2) is arranged at the lower end of the base plate (1), a second height adjustment mechanism (3) is connected to the upper end of the base plate (1), a support column (31) is arranged at the upper end of the base plate (1), the support column (31) is connected to the first connecting plate (32), the second height adjustment mechanism (3) is rotatably connected to a winding mechanism (4), the second height adjustment mechanism (3) is connected to a first shell (51), the first shell (51) is slidably connected to a second sliding rod (52), and clamping mechanisms (5) are symmetrically arranged on the sides of the first shell (51) and the second sliding rod (52).

2. The engineering cost drawing display device according to claim 1, characterized in that: The first height adjustment mechanism (2) comprises a first driving motor (21), a first threaded rod (22), a first connecting rod (23), a clamping block (24), a telescopic rod (25) and a first telescopic column (26); the first driving motor (21) is arranged at the lower end of the base plate (1); the output shaft of the first driving motor (21) is connected to the first threaded rod (22); the side of the first threaded rod (22) is threadedly connected to the first connecting rod (23); two clamping blocks (24) are symmetrically arranged on the side of the first connecting rod (23); two telescopic rods (25) are symmetrically arranged at the bottom end of the base plate (1); the clamping blocks (24) are connected to the telescopic rods (25).

3. The engineering cost drawing display device according to claim 1, characterized in that: A first telescopic column (26) is rotatably provided at the lower end of the base plate (1) at an equal angle, a supporting foot (27) is rotatably provided at the lower end of the first telescopic column (26), and a second telescopic column (28) is rotatably connected between the first telescopic column (26) and the first connecting rod (23).

4. The engineering cost drawing display device according to claim 1, characterized in that: The second height adjustment mechanism (3) comprises a second connecting plate (33), a second driving motor (34), a second threaded rod (35) and a first sliding rod (36); the second connecting plate (33) is arranged at the upper end of the first connecting plate (32); the second driving motor (34) is arranged at the upper end of the second connecting plate (33); the second threaded rod (35) is connected to the output shaft of the second driving motor (34); the second threaded rod (35) is rotatably connected to the second connecting plate (33); the second connecting plate (33) is threadedly connected to the first connecting plate (32); two first sliding rods (36) are symmetrically arranged at the lower end of the second connecting plate (33); the first sliding rod (36) is slidably connected to the first connecting plate (32).

5. The engineering cost drawing display device according to claim 4 is characterized in that: The first connecting plate (32) is symmetrically provided with connecting columns (37) on its side, the connecting columns (37) are connected to the third connecting plate (38) on their side, and the second connecting plate (33) is provided with a second connecting rod (39) on its side.

6. The engineering cost drawing display device according to claim 5, characterized in that: The winding mechanism (4) comprises a rotating column (41), a torsion spring (42) and a curtain (43); the rotating column (41) is rotatably connected between the two third connecting plates (38); a torsion spring (42) is arranged on the side of the rotating column (41); a curtain (43) is arranged on the side of the rotating column (41); and the end of the curtain (43) is connected to the second connecting rod (39).

7. The engineering cost drawing display device according to claim 1, characterized in that: The first shell (51) and the second sliding rod (52) are both provided with a fourth connecting plate (53) on their sides, and the fourth connecting plate (53) is provided on the side of the curtain (43).

8. The engineering cost drawing display device according to claim 1, characterized in that: The clamping mechanism (5) comprises a second shell (54), a slider (55), a spring column (56), a clamping rod (57), a soft rubber pad (58) and a handle (59); the first shell (51) and the second slider (52) are both provided with a second shell (54) on their sides; the second shell (54) is slidably connected to the slider (55); a spring column (56) is provided inside the second shell (54); the spring column (56) is connected to the slider (55); the slider (55) is connected to the clamping rod (57) on its side; a soft rubber pad (58) is provided on the clamping rod (57); the soft rubber pad (58) is in contact with the curtain (43); and a handle (59) is provided on the clamping rod (57) on its side.

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