Construction cost drawing storage device

Abstract

The utility model discloses a construction cost drawing storage device which comprises a storage box, supporting legs are symmetrically installed on the two sides of the bottom of the storage box, a plurality of sets of flattening placement mechanisms are arranged in the storage box, an air heater is fixedly installed on one side of the storage box, and an air outlet of the air heater is connected with one end of a first three-way valve through an air guide pipe. The other end of the first three-way valve is connected with an air inlet of the pipe body through an air guide pipe, the third end of the first three-way valve is connected with an air inlet of the storage box through an air guide pipe, an air outlet of the pipe body is connected with one end of the second three-way valve through a pipeline, and air in the storage box enters the pipe body through the air guide pipe by means of the exhaust fan. Water in air is absorbed through the renewable drying agent in the pipe body, drying of the air in the storage box is achieved, the dried air further enters the storage box through the air guide pipe, and the situation that due to the fact that the humidity of the air in the storage box is too high, the drawing is affected with damp, and use is affected is effectively prevented.

Description

Technical Field

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

[0002] The main research of engineering cost is the basic knowledge and skills in economics, management, civil engineering, etc., and it conducts investment analysis, cost determination and control, and final settlement of construction projects, including the estimation, budget, budget, and final settlement of the entire project from commencement to completion. For example: the forecast and estimation of project costs before investment, the budget of the entire project cost before commencement, the control of costs during construction and project appropriation, and the final settlement of the project price after completion. In the process of engineering cost, a large number of drawings will be used and generated. In view of the importance of engineering cost drawings, they need to be properly preserved, so a drawing preservation device is needed;

[0003] The existing method of preserving engineering cost drawings is usually to roll up the drawings and place them in a storage tube. The engineering cost drawings are in contact with humid air for a long time, which can easily cause the engineering cost drawings to get damp. The drawings cannot be properly preserved, which affects the use of engineering cost personnel. Therefore, we propose a drawing preservation device for engineering cost. Utility Model Content

[0004] The purpose of the utility model is to provide a device for storing drawings for engineering cost, so as to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A device for preserving drawings for engineering cost, comprising a storage box, support legs are symmetrically installed on both sides of the bottom of the storage box, a plurality of groups of flattening and placing mechanisms are arranged inside the storage box, a hot air blower is fixedly installed on one side of the storage box, an air outlet of the hot air blower is connected to one end of a first three-way valve through an air guide pipe, the other end of the first three-way valve is connected to the air inlet of a pipe body through an air guide pipe, a third end of the first three-way valve is connected to the air inlet of the storage box through the air guide pipe, the air outlet of the pipe body is connected to one end of a second three-way valve through a pipeline, the other end of the second three-way valve is connected to one end of an exhaust pipe, the third end of the second three-way valve is connected to the air inlet of an exhaust fan through an air guide pipe, the air outlet of the exhaust fan is connected to the air outlet of the storage box through the air guide pipe, the exhaust fan is fixedly installed on the top of the storage box, two bearing plates are arranged inside the pipe body, a renewable desiccant layer is filled between the two bearing plates, the bearing plate is fixedly connected to the inner wall of the pipe body, a plurality of groups of ventilation holes are opened on the bearing plate, and a switch is fixedly installed on the top of the storage box.

[0007] As a further solution of the utility model: the flattening placement mechanism includes a plate body, a pressure plate, a slider and a slide groove, the plate body is horizontally arranged in the storage box, the two sides of the plate body are respectively fixedly connected to the inner side of the storage box, a pressure plate is horizontally arranged at a position above the plate body inside the storage box, a plurality of ventilation holes are opened on the pressure plate, sliders are symmetrically fixedly installed on both sides of the pressure plate, the slider is slidably arranged in the slide groove, and the slide groove is opened on the inner wall of the storage box at a position above the plate body.

[0008] As a further solution of the utility model: a box door is arranged on the front surface of the storage box, one side of the box door is hinged to one side of the storage box through a hinge, and a sealing strip is arranged at the joint between the storage box and the box door.

[0009] As a further solution of the utility model: a handle is fixedly installed on the front surface of the box door.

[0010] As a further solution of the utility model: the switch is electrically connected to the hot air blower and the exhaust fan through a wire, and the switch is connected to an external power supply through a wire.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. Use a pressing plate to flatten and store drawings to keep them flat, which is convenient for staff to take out and view the drawings. By setting up multiple flattening and placing mechanisms, multiple types of drawings can be classified, flattened and stored;

[0013] 2. Use the exhaust fan to make the air in the storage box enter the tube body through the air duct, and the regenerable desiccant in the tube body absorbs the moisture in the air to dry the air inside the storage box. The dried air further enters the storage box through the air duct, effectively preventing the air humidity inside the storage box from being too high, causing the drawings to be damp and affecting their use;

[0014] 3. Adjust the first three-way valve and the second three-way valve, and further use the hot air blower to blow air. The hot air enters the pipe body through the air duct to heat the renewable desiccant layer and remove the moisture adsorbed by the renewable desiccant layer. The moisture is discharged through the exhaust pipe along with the air to ensure the drying effect of the renewable desiccant layer. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the structure of a device for preserving drawings for engineering cost.

[0016] Figure 2 The front view of the device is saved as a drawing for engineering cost.

[0017] Figure 3 The top view of the pressure plate in the device is preserved for engineering cost drawings.

[0018] As shown in the figure: 1. Storage box; 2. Support legs; 3. Plate body; 4. Flattening placement mechanism; 5. Pressing plate; 6. Sliding block; 7. Slide slot; 8. Hot air blower; 9. First three-way valve; 10. Regenerable desiccant layer; 11. Tube body; 12. Loading plate; 13. Second three-way valve; 14. Exhaust fan; 15. Switch; 16. Box door; 17. Handle. DETAILED DESCRIPTION

[0019] 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.

[0020] See also Figures 1 to 3 In the embodiment of the utility model, a device for storing drawings for engineering cost includes a storage box 1, a support leg 2, a plate body 3, a flattening and placing mechanism 4, a pressing plate 5, a slider 6, a slide 7, a hot air blower 8, a first three-way valve 9, a regenerable desiccant layer 10, a tube body 11, a bearing plate 12, a second three-way valve 13, an exhaust fan 14, a switch 15, a box door 16 and a handle 17. The support legs 2 are symmetrically installed on both sides of the bottom of the storage box 1, and a plurality of groups of flattening and placing mechanisms 4 are arranged inside the storage box 1. The flattening placement mechanism 4 includes a plate body 3, a pressure plate 5, a slider 6 and a slide groove 7. The plate body 3 is transversely arranged in the storage box 1. Both sides of the plate body 3 are respectively fixedly connected to the inner side of the storage box 1. A pressure plate 5 is transversely arranged at a position above the plate body 3 inside the storage box 1. A plurality of ventilation holes are opened on the pressure plate 5. Slide blocks 6 are symmetrically fixedly installed on both sides of the pressure plate 5. The slider 6 is slidably arranged in the slide groove 7. The slide groove 7 is opened at a position on the inner wall of the storage box 1 above the plate body 3.

[0021] A hot air blower 8 is fixedly installed on one side of the storage box 1, and the air outlet of the hot air blower 8 is connected to one end of a first three-way valve 9 through an air duct, and the other end of the first three-way valve 9 is connected to the air inlet of a tube body 11 through an air duct, and the third end of the first three-way valve 9 is connected to the air inlet of the storage box 1 through an air duct, and the air outlet of the tube body 11 is connected to one end of a second three-way valve 13 through a pipeline, and the other end of the second three-way valve 13 is connected to one end of an exhaust pipe, and the third end of the second three-way valve 13 is connected to the air inlet of an exhaust fan 14 through an air duct, and the air outlet of the exhaust fan 14 is connected to the air outlet of the storage box 1 through the air duct, and the exhaust fan 14 is fixedly installed on the storage box 1, two bearing plates 12 are arranged inside the tube body 11, a regenerable desiccant layer 10 is filled between the two bearing plates 12, the bearing plates 12 are fixedly connected to the inner wall of the tube body 11, and the bearing plates 12 are provided with a plurality of ventilation holes, a door 16 is arranged on the front surface of the storage box 1, one side of the door 16 is hinged to one side of the storage box 1 through a hinge, a sealing strip is arranged at the joint between the storage box 1 and the door 16, a handle 17 is fixedly installed on the front surface of the door 16, a switch 15 is fixedly installed on the top of the storage box 1, the switch 15 is electrically connected to the hot air blower 8 and the exhaust fan 14 through a wire, and the switch 15 is connected to an external power supply through a wire.

[0022] The regenerable desiccant layer 10 is a honeycomb aluminum oxide desiccant layer.

[0023] The working principle of the utility model is:

[0024] The staff uses the handle 17 to open the box door 16, flattens the drawings of the engineering cost and places them on the top of the plate body 3, and further uses the pressing plate 5 to flatten and store the drawings to keep the drawings flat, which is convenient for the staff to take out and view the drawings. By providing multiple flattening and placing mechanisms 4, multiple types of drawings can be classified, flattened and stored. When it is necessary to dehumidify and dry the air inside the storage box 1, the exhaust fan 14 is used to make the air in the storage box 1 enter the tube body 11 through the air duct, and the moisture in the air is absorbed by the renewable desiccant in the tube body 11, so as to achieve dehumidification and drying. Now, the air inside the storage box 1 is dried, and the dried air further enters the storage box 1 through the air duct, which effectively prevents the air humidity inside the storage box 1 from being too high, causing the drawings to be damp and affecting their use. After using it for a period of time, the first three-way valve 9 and the second three-way valve 13 are adjusted, and the hot air blower 8 is further used for blowing. The hot air enters the tube body 11 through the air duct to heat the regenerable desiccant layer 10 and remove the moisture adsorbed by the regenerable desiccant layer 10. The moisture is discharged through the exhaust pipe along with the air, thereby ensuring the drying effect of the regenerable desiccant layer 10.

[0025] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A device for storing drawings for construction cost, comprising a storage box ((1)), characterized in that: Support legs (2) are symmetrically installed on both sides of the bottom of the storage box (1); a plurality of groups of flattening and placing mechanisms (4) are arranged inside the storage box (1); a hot air blower (8) is fixedly installed on one side of the storage box (1); the air outlet of the hot air blower (8) is connected to one end of a first three-way valve (9) through an air guide pipe; the other end of the first three-way valve (9) is connected to the air inlet of the pipe body (11) through the air guide pipe; the third end of the first three-way valve (9) is connected to the air inlet of the storage box (1) through the air guide pipe; the air outlet of the pipe body (11) is connected to one end of a second three-way valve (13) through a pipeline; the other end of the second three-way valve (13) is connected to the The third end of the second three-way valve (13) is connected to the air inlet of the exhaust fan (14) through the air duct, and the air outlet of the exhaust fan (14) is connected to the air outlet of the storage box (1) through the air duct. The exhaust fan (14) is fixedly installed on the top of the storage box (1). Two bearing plates (12) are arranged inside the tube body (11), and a regenerable desiccant layer (10) is filled between the two bearing plates (12). The bearing plates (12) are fixedly connected to the inner wall of the tube body (11), and the bearing plates (12) are provided with a plurality of ventilation holes. A switch (15) is fixedly installed on the top of the storage box (1).

2. The device for storing drawings for construction cost according to claim 1, characterized in that: The flattening placement mechanism (4) comprises a plate body (3), a pressure plate (5), a slider (6) and a slide groove (7); the plate body (3) is transversely arranged in the storage box (1); both sides of the plate body (3) are respectively fixedly connected to the inner side of the storage box (1); a pressure plate (5) is transversely arranged in the storage box (1) at a position above the plate body (3); a plurality of ventilation holes are provided on the pressure plate (5); sliders (6) are symmetrically fixedly installed on both sides of the pressure plate (5); the sliders (6) are slidably arranged in the slide groove (7); and the slide groove (7) is provided on the inner wall of the storage box (1) at a position above the plate body (3).

3. The device for storing drawings for construction cost according to claim 1, characterized in that: The front surface of the storage box (1) is provided with a box door (16), one side of the box door (16) is hinged to the other side of the storage box (1) via a hinge, and a sealing strip is provided at the joint between the storage box (1) and the box door (16).

4. The device for storing drawings for construction cost as claimed in claim 3 is characterized in that: A handle (17) is fixedly mounted on the front surface of the box door (16).

5. The device for storing drawings for construction cost according to claim 1 is characterized in that: The switch (15) is electrically connected to the hot air blower (8) and the exhaust fan (14) via a wire, and the switch (15) is connected to an external power source via a wire.

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