Multifunctional coupling aging oven for asphalt mixture

Abstract

The utility model discloses an asphalt mixture multifunctional coupling aging oven, which relates to the technical field of asphalt mixture anti-aging performance evaluation, and comprises a bottom plate, a box body is arranged on one side of the top end of the bottom plate, a water containing tray is arranged on the lower portion of the box body, a rectangular pore partition plate is arranged in the middle of the box body in a sliding mode, and the rectangular pore partition plate is arranged in the box body. A plurality of electric heating pipes which are distributed at equal intervals are fixedly mounted on the inner walls of the two sides of the box body, a plurality of ultraviolet carbon arc lamps which are distributed at equal intervals are fixedly mounted on the upper surface of the interior of the box body, and a refrigeration air blower is fixedly mounted on the other side of the top end of the bottom plate. The multifunctional aging oven has more complete functions, integrates multiple functions, can realize an aging test of an asphalt mixture in all climate, can well simulate the aging influence on an asphalt pavement in a complex climate environment, can effectively reduce test time and money cost, and is more labor-saving to use.

Description

Technical Field

[0001] The utility model relates to the technical field of evaluating the anti-aging performance of asphalt mixtures, in particular to a multi-functional coupling aging box for asphalt mixtures. Background Art

[0002] Asphalt aging refers to the process in which, after asphalt is refined in an oil refinery, during storage, transportation, construction and use, due to long-term exposure to air and the action of environmental factors such as heat, oxygen, sunlight and water, a series of chemical reactions such as volatilization, oxidation and polymerization occur, resulting in changes in the internal structure of asphalt, property changes, and further deterioration of its road use performance.

[0003] The existing asphalt aging boxes on the market have relatively single functions. Most aging boxes can only simulate one or two external environments and cannot simulate the aging process of asphalt pavements under all climates. Multiple devices need to be used for multiple tests to achieve this, consuming a large amount of time and cost. Content of the Utility Model

[0004] In order to solve the problem that the existing asphalt aging boxes have relatively single functions and most aging boxes can only simulate one or two external environments; the purpose of the utility model is to provide a multi-functional coupling aging box for asphalt mixtures.

[0005] To solve the above technical problems, the utility model adopts the following technical scheme: A multi-functional coupling aging box for asphalt mixtures, including a bottom plate. One side of the top end of the bottom plate is provided with a box body. A water receiving tray is arranged at the lower part of the box body. A rectangular pore partition plate is slidably arranged in the middle of the box body. A plurality of equally spaced electric heating tubes are fixedly installed on both inner walls of the box body. A plurality of equally spaced ultraviolet carbon arc lamps are fixedly installed on the upper surface inside the box body. A refrigeration blower is fixedly installed on the other side of the top end of the bottom plate. An air delivery pipe is arranged on one side of the refrigeration blower. Conversion joints are installed at both ends of the air delivery pipe. One end of one of the conversion joints is installed on one side of the refrigeration blower, and one end of the other conversion joint is installed on the middle part of one side of the box body. A control switch is fixedly installed on the upper part of one side of the box body.

[0006] Preferably, two groups of mirror-image distributed springs are fixedly installed inside the box body. Limiting plates are fixedly installed at the opposite ends of the two groups of springs. The opposite sides of the two limiting plates are in contact with the water receiving tray.

[0007] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0008] 1. This application can be applied to the existing asphalt mixture aging box. The multifunctional aging box has more complete functions, integrates multiple functions, and can realize the aging test of asphalt mixture under all climates. It can well simulate the aging effect on asphalt pavement under complex climate environments. At the same time, this device can effectively reduce the test time and cost, and is more labor-saving to use.

[0009] 2. This application can limit the water tray to prevent it from shaking and causing the water in the water tray to spill out. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings required for the description of the embodiments or the prior art. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0011] Figure 1 It is a schematic structural diagram of the present invention.

[0012] Figure 2 For the present invention Figure 1 An enlarged view of part A in it.

[0013] Figure 3 It is another schematic structural diagram of the present invention.

[0014] Figure 4 It is a schematic sectional structure diagram of the present invention.

[0015] In the figure: 1. Bottom plate; 11. Base; 111. Fixed hole; 2. Box body; 21. Box door; 22. Control switch; 23. Closed ventilation opening; 24. Electric heating tube; 25. Ultraviolet carbon arc lamp; 26. Rectangular pore partition board; 27. Slide block; 28. Water tray; 29. Limiting plate; 291. Spring; 292. Telescopic rod; 3. Refrigeration blower; 31. Adapter; 32. Air delivery pipe. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0016] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, rather than all of them. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the scope of protection of the present invention.

[0017] Embodiment: As Figures 1-4As shown in the figure, the utility model provides a multifunctional coupling aging box for asphalt mixture, which includes a bottom plate 1. One side of the top of the bottom plate 1 is provided with a box body 2. A water tray 28 is arranged at the lower part of the box body 2. A rectangular pore partition plate 26 is slidably arranged in the middle of the box body 2. A plurality of equally spaced electric heating tubes 24 are fixedly installed on both inner walls of the box body 2. A plurality of equally spaced ultraviolet carbon arc lamps 25 are fixedly installed on the upper surface of the inner part of the box body 2. The other side of the top of the bottom plate 1 is fixedly installed with a refrigeration blower 3. An air duct 32 is arranged on one side of the refrigeration blower 3. Conversion joints 31 are installed at both ends of the air duct 32. One end of one conversion joint 31 is installed on one side of the refrigeration blower 3, and one end of the other conversion joint 31 is installed at the middle part of one side of the box body 2. A control switch 22 is fixedly installed at the upper part of one side of the box body 2.

[0018] Two groups of mirror-image distributed springs 291 are fixedly installed inside the box body 2. Limiting plates 29 are fixedly installed at the opposite ends of the two groups of springs 291. The opposite sides of the two limiting plates 29 are in contact with the water tray 28.

[0019] A box door 21 is hinged on one side of the box body 2. By setting the box door 21, the box door 21 is connected to the box body 2 through a hinge. By closing the box door 21, the inside of the box body 2 can form a closed space.

[0020] Two groups of mirror-image distributed sliders 27 are fixedly installed inside the box body 2. Both sides of the rectangular pore partition plate 26 are slidably clamped on the outer surface of the sliders 27. By setting the sliders 27, the two groups of sliders 27 are arranged at different height positions inside the box body 2, so that the rectangular pore partition plate 26 can be installed inside the box body 2 at different height positions, and thus tests can be carried out on specimens of different sizes.

[0021] Two groups of mirror-image distributed telescopic rods 292 are fixedly installed at the lower part of the box body 2. The telescopic ends of the two groups of telescopic rods 292 are fixedly installed on one side of the limiting plate 29. By setting the telescopic rods 292, under the limitation of the telescopic rods 292, the limiting plate 29 is pushed to move more stably under the reaction force of the springs 291.

[0022] A closed ventilation opening 23 is fixedly installed at one side of the top of the box body 2. The closed ventilation opening 23 is used in cooperation with the refrigeration blower 3. By setting the closed ventilation opening 23, after starting the refrigeration blower 3, the closed ventilation opening 23 can be opened to discharge the gas inside the box body 2.

[0023] Base plates 11 are fixedly installed at the four corners of the bottom of the bottom plate 1. Through the base plates 11, the whole device can be supported.

[0024] Fixing holes 111 are provided in the lower parts of the four bases 11. By providing the fixing holes 111, the bases 11 can be fixed by threading bolts through the fixing holes 111 and installing them at designated positions, thereby enhancing the stability of the equipment.

[0025] Working principle: During actual use, place the required asphalt mixture specimen on the upper part of the rectangular pore partition plate 26, add an appropriate amount of water to the interior of the water tray 28, increase the humidity through high-temperature evaporation, open the closed ventilation opening 23, turn on the refrigeration blower 3, and the gas enters the interior of the box body 2 through the air delivery pipe 32. Close the box door 21, turn on the control switch 22, and respectively turn on the electric heating tube 24 and the ultraviolet carbon arc lamp 25 according to the requirements of the test, and set the required parameters, so as to simulate the influence of the aging of asphalt mixture under complex environmental climates inside the box body 2.

[0026] When the water tray 28 filled with water is placed in the lower part of the box body 2, the two limit plates 29 can be squeezed towards both sides of the water tray 28 by the reaction force of the spring 291, thereby limiting the water tray 28 and preventing the water in the water tray 28 from spilling due to shaking.

[0027] Obviously, those skilled in the art can make various changes and modifications to the present utility model without departing from the spirit and scope of the present utility model. Thus, if these modifications and variations of the present utility model fall within the scope of the claims of the present utility model and its equivalent technologies, the present utility model also intends to include these changes and modifications.

Claims

1. Multifunctional coupled aging box for asphalt mixture, including a bottom plate (1), characterized in that: On one side of the top end of the bottom plate (1), a box body (2) is installed. A water storage tray (28) is provided at the lower part of the box body (2). A rectangular pore partition plate (26) is slidably arranged in the middle of the box body (2). A plurality of electric heating tubes (24) evenly distributed at equal intervals are fixedly installed on both inner walls of the box body (2). A plurality of ultraviolet carbon arc lamps (25) evenly distributed at equal intervals are fixedly installed on the inner upper surface of the box body (2). On the other side of the top end of the bottom plate (1), a refrigeration blower (3) is fixedly installed. An air delivery pipe (32) is arranged on one side of the refrigeration blower (3). Conversion joints (31) are installed at both ends of the air delivery pipe (32). One end of one of the conversion joints (31) is installed on one side of the refrigeration blower (3), and one end of the other conversion joint (31) is installed in the middle of one side of the box body (2). A control switch (22) is fixedly installed at the upper part of one side of the box body (2).

2. The multifunctional coupled aging box for asphalt mixture according to claim 1, characterized in that, Two groups of mirror-image distributed springs (291) are fixedly installed inside the box body (2). Limiting plates (29) are fixedly installed at the opposite ends of the two groups of springs (291). The opposite sides of the two limiting plates (29) are in contact with the water storage tray (28).

3. The multifunctional coupled aging box for asphalt mixture according to claim 1, wherein, A box door (21) is hinged on one side of the box body (2).

4. The multifunctional coupled aging box for asphalt mixture according to claim 1, wherein, Two groups of mirror-image distributed sliders (27) are fixedly installed inside the box body (2). Both sides of the rectangular pore partition plate (26) are slidably clamped on the outer surface of the sliders (27).

5. The multifunctional coupled aging box for asphalt mixture according to claim 2, characterized in that Two groups of mirror-image distributed telescopic rods (292) are fixedly installed at the lower part of the box body (2). The telescopic ends of the two groups of telescopic rods (292) are fixedly installed on one side of the limiting plate (29).

6. The multifunctional coupled aging box for asphalt mixture according to claim 1, wherein A closed ventilation opening (23) is fixedly installed at one side of the top end of the box body (2). The closed ventilation opening (23) is used in cooperation with the refrigeration blower (3).

7. The multifunctional coupled aging box for asphalt mixture according to claim 1, characterized in that, Bases (11) are fixedly installed at the four corners of the bottom end of the bottom plate (1).

8. The multifunctional coupled aging box for asphalt mixture according to claim 7, characterized in that, Fixing holes (111) are opened at the lower parts of the four bases (11).

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