Constant-temperature and constant-humidity curing device for concrete sample

Abstract

The utility model relates to the technical field of concrete curing, in particular to a concrete sample constant-temperature and constant-humidity curing device which comprises a box body, a heat radiation pipe is arranged in the box body, an atomization sprayer is installed on the inner side of the box body, a supporting disc is installed in the box body in a rotating mode, and the supporting disc is driven by a rotating assembly. An objective table is rotationally mounted on the supporting disc and is used for placing a concrete sample; the surface of the sample on the objective table rotates around the axis of the objective table and is uniformly irradiated by the thermal radiation pipe, and the supporting disc passes through the lower part of the atomization sprayer in the rotating process, so that the surface of the concrete sample on the objective table is uniformly atomized by the atomization sprayer after thermal radiation, and therefore, the surface quality is improved, and the durability of the concrete sample is improved; the physical performance of concrete is improved, the strength distribution of the concrete is more uniform, the overall bearing capacity is improved, and the crack risk caused by uneven stress distribution in a concrete sample is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to concrete curing technical field especially relates to a concrete sample constant temperature and humidity curing device. BACKGROUND

[0002] Constant temperature and humidity curing of concrete sample is an important step to ensure that concrete test piece carries out strength and performance test under standard condition. Such curing method can reduce the influence of external environment on concrete sample, and ensure that the strength development of sample meets the expectation.

[0003] During the drying process of concrete sample in the curing machine, the outer surface of the concrete sample needs to be sprayed for a long time. The current concrete curing machine sprays above the sample. Because the distance between the sample and the nozzle is different, the spraying of each part of the concrete sample is uneven, and some areas of the concrete sample may be insufficient in moisture, which leads to incomplete hydration reaction and affects the final strength of the concrete. Therefore, we propose a concrete sample constant temperature and humidity curing device. UTILITARIAN CONTENT

[0004] The utility model discloses a concrete sample constant temperature and humidity curing device to solve the problem of uneven spraying of concrete surface in the prior art.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A concrete sample constant temperature and humidity curing device, comprising a box body, a heat radiation pipe is arranged in the box body, an atomizing sprayer is installed on the inner side of the box body, a support disc is rotatably installed in the box body, the support disc is driven by a rotating assembly, a support disc is rotatably installed on the support disc, the support disc is used to place concrete sample, and the support disc is connected with the support disc through a connecting assembly.

[0007] Further schemes of the utility model are that the rotating assembly comprises a rotating shaft installed below the support disc, a support frame is arranged in the box body, a circular hole is arranged on the support frame, the circular hole is partially matched with the upper end of the rotating shaft, and the axis of the circular hole is collinear with the axis of the heat radiation pipe.

[0008] Further schemes of the utility model are that the lower end of the rotating shaft is provided with a first gear, a driving motor is installed on the lower side of the box body, the output end of the driving motor is provided with a second gear, the second gear is meshed and connected with the first gear, and the support disc is supported by the support frame.

[0009] The further scheme of the utility model provides, the connecting rod is installed on the support frame, the third gear is installed on the other end of the connecting rod, the toothed plate is arranged on the support frame, and the toothed plate is meshed with the third gear.

[0010] The further scheme of the utility model provides, the box front side is provided with a box door, and the box door is hingedly connected with the box.

[0011] The further scheme of the utility model provides, the box front side is provided with a controller, and the controller is used for controlling the rotating speed of the driving motor, the concentration of the water mist sprayed by the atomizing sprayer and the irradiation power of the heat radiation pipe.

[0012] The further scheme of the utility model provides, a water tank is installed on the inside lower side of the box, a water pump is installed on the water tank, and the water outlet of the water pump is connected with the atomizing sprayer through a water pipe.

[0013] Compared with the prior art, the utility model provides a concrete sample constant-temperature and constant-humidity curing device, which has the following beneficial effects.

[0014] 1、 the utility model discloses, the sample surface on the support table rotates around the support table axis, is irradiated evenly by the heat radiation pipe, the support disc passes through the below of atomizing sprayer in the rotating process, makes the concrete sample on the support table after the surface of heat radiation be atomized evenly by atomizing sprayer, thereby improves the surface quality, improves the durability of concrete sample, improves the physical performance of concrete, and the strength distribution of concrete is more uniform, improves the overall carrying capacity, avoids the risk of crack caused by uneven stress distribution in the concrete sample interior;

[0015] 2、 the utility model discloses, the support disc rotates in the rotating process and drives the third gear to rotate around the axis of heat radiation pipe, the third gear rotates under the action of toothed plate in the rotating process, drives the support table to rotate around the axis of connecting rod, makes the concrete sample rotate, can be irradiated evenly by heat radiation pipe and be evenly sprayed through the surface of autorotation when passing through the below of atomizing sprayer, makes the concrete sample keep constant temperature and constant humidity in the box, thereby effectively curing the concrete sample.

[0016] Other advantages, objects and features of the utility model will be set forth in the subsequent description to some extent; and to some extent, it will be obvious to those skilled in the art based on the study of the following text; or, it can be taught from the practice of the utility model. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the whole structure schematic diagram of the utility model;

[0018] Figure 2 It is the first sectional structure schematic diagram of the utility model;

[0019] Figure 3 It is the second section view structure schematic diagram of the utility model;

[0020] Figure 4 It is the box structure schematic diagram of the utility model;

[0021] Figure 5 It is the objective table structure schematic diagram of the utility model.

[0022] Reference signs:

[0023] 1, box; 11, support disc; 111, rotating shaft; 112, first gear; 12, objective table; 121, connecting rod; 122, third gear; 13, support frame; 131, round hole; 132, toothed plate; 14, drive motor; 141, second gear; 15, box door; 16, controller; 17, water tank; 171, water pump; 2, heat radiation pipe; 3, atomizing sprayer. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0025] Reference Figures 1-5 The utility model discloses a kind of concrete sample constant temperature and humidity curing devices, including box 1, heat radiation pipe 2 is provided in box 1, atomizing sprayer 3 is installed in the inside of box 1, support disc 11 is rotatably installed in box 1, support disc 11 is driven by rotating assembly, objective table 12 is rotatably installed on support disc 11, objective table 12 is used to place concrete sample, objective table 12 is connected with support disc 11 by connecting assembly;

[0026] When curing concrete sample, sample is placed on objective table 12, rotating assembly drives support disc 11 to rotate around heat radiation pipe 2 axis, support disc 11 is driven by connecting assembly to rotate around objective table 12 axis in the rotating process, so that the surface of sample on objective table 12 is evenly irradiated by heat radiation pipe 2, support disc 11 is passed through the below of atomizing sprayer 3 in the rotating process, so that the surface of concrete sample on objective table 12 is evenly atomized by atomizing sprayer 3 after heat radiation, so as to improve surface quality, improve the durability of concrete sample, improve the physical properties of concrete, make the strength distribution of concrete more uniform, improve the overall carrying capacity, avoid the risk of crack caused by uneven internal stress distribution of concrete sample.

[0027] The rotating assembly comprises a rotating shaft 111 installed below the supporting disc 11, the box 1 is internally provided with a supporting frame 13, the supporting frame 13 is provided with a circular hole 131, the circular hole 131 is matched with the upper end portion of the rotating shaft 111, the axis of the circular hole 131 is collinear with the axis of the heat radiation pipe 2, the lower end of the rotating shaft 111 is installed with a first gear 112, the lower side of the box 1 is internally installed with a driving motor 14, the output end of the driving motor 14 is installed with a second gear 141, the second gear 141 is meshed and connected with the first gear 112, the supporting disc 11 is supported through the supporting frame 13, the supporting disc 11 is uniformly rotated around the axis of the heat radiation pipe 2 through the matched connection of the circular hole 131 and the rotating shaft 111, and the irradiation intensity of each part of the sample is uniformly consistent.

[0028] The connecting assembly comprises a connecting rod 121 installed on the object table 12, the other end of the connecting rod 121 is installed with a third gear 122, the supporting frame 13 is provided with a toothed plate 132, the toothed plate 132 is meshed and connected with the third gear 122, the third gear 122 is rotated around the axis of the heat radiation pipe 2 in the rotating process of the supporting disc 11, the third gear 122 is rotated under the action of the toothed plate 132 in the rotating process, the object table 12 is rotated around the axis of the connecting rod 121, the concrete sample is rotated, the concrete sample can be uniformly irradiated by the heat radiation pipe 2 and uniformly sprayed through the self-rotating surface when passing below the atomizing sprayer 3, the concrete sample can be kept in a constant temperature and humidity state in the box 1, so that the concrete sample can be effectively maintained.

[0029] The front side of the box 1 is provided with a box door 15, the box door 15 is hingedly connected with the box 1, the box door 15 is convenient for opening the box 1 to put in the concrete sample, the box door 15 is provided with a sealing ring at the connection position with the box 1, so that the box 1 can be kept in a closed state when keeping a constant temperature and humidity, and the normal operation of the device is prevented from being affected by the sealing failure.

[0030] The front side of the box 1 is provided with a controller 16, the controller 16 is used for controlling the rotating speed of the driving motor 14, the concentration of the water mist sprayed by the atomizing sprayer 3 and the irradiation power of the heat radiation pipe 2.

[0031] The lower side of the box 1 is internally installed with a water tank 17, the water tank 17 is installed with a water pump 171, the water outlet of the water pump 171 is connected with the atomizing sprayer 3 through a water pipe.

[0032] In the utility model, drive motor 14 is connected through round hole 131 and rotating shaft 111 and drives support disc 11 to rotate around heat radiation pipe 2 axis, support disc 11 rotates under the action of gear plate 132 in the rotating process of third gear 122, drives object table 12 to rotate around object table 12 axis, so that the sample surface on object table 12 is irradiated evenly by heat radiation pipe 2, support disc 11 is below atomizing sprayer 3 in the rotating process, the concrete sample on object table 12 is atomized evenly by atomizing sprayer 3 after heat radiation, so as to improve surface quality, improve the durability of concrete sample, improve the physical properties of concrete, make the overall strength of concrete more uniform, improve the overall carrying capacity, avoid the risk of crack caused by uneven internal stress distribution of concrete sample.

[0033] The above is only the preferred specific implementation of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art in the technical range disclosed by the utility model, according to the technical scheme and the utility model concept of the utility model, equivalent replacement or change are covered in the protection scope of the utility model.

[0034] In the description of the present application, it is to be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first", "second" can be explicitly or implicitly included at least one of the features. In the description of the present application, the meaning of "a plurality of" is at least two, for example, two, three, etc., unless otherwise specifically limited, and the description of the terms "one embodiment", "some embodiments", "example", "specific example" or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. In the description of the present application, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any appropriate manner in any one or more embodiments or examples. In addition, the skilled in the art can combine and combine the different embodiments or examples described in the present application and the features of the different embodiments or examples without contradiction.

[0035] Although the embodiments of the present application have been shown and described above, it is to be understood that the above embodiments are exemplary and cannot be construed as limiting the present application, and those skilled in the art can make changes, modifications, replacements and variations to the above embodiments within the scope of the present application.

Claims

1. A constant temperature and humidity curing device for concrete samples, comprising a box (1), characterized in that, The box (1) is equipped with a heat radiation tube (2), and an atomizing sprayer (3) is installed inside the box (1). A support plate (11) is rotatably installed inside the box (1). The support plate (11) is driven by a rotating component. A platform (12) is rotatably installed on the support plate (11). The platform (12) is used to place concrete samples. The platform (12) is connected to the support plate (11) through a connecting component.

2. The constant temperature and humidity curing device for concrete samples according to claim 1, characterized in that, The rotating assembly includes a rotating shaft (111) installed below the support plate (11). A support frame (13) is provided inside the housing (1). A circular hole (131) is provided on the support frame (13). The circular hole (131) is adapted to the upper part of the rotating shaft (111). The axis of the circular hole (131) is collinear with the axis of the heat radiation tube (2).

3. The constant temperature and humidity curing device for concrete samples according to claim 2, characterized in that, The lower end of the rotating shaft (111) is equipped with a first gear (112), and the lower side of the housing (1) is equipped with a drive motor (14). The output end of the drive motor (14) is equipped with a second gear (141). The second gear (141) meshes with the first gear (112) and supports the support plate (11) through the support frame (13).

4. The constant temperature and humidity curing device for concrete samples according to claim 3, characterized in that, The connecting assembly includes a connecting rod (121) mounted on a platform (12), a third gear (122) mounted on the other end of the connecting rod (121), and a toothed plate (132) provided on the support frame (13), the toothed plate (132) meshing with the third gear (122).

5. The constant temperature and humidity curing device for concrete samples according to claim 1, characterized in that, The box body (1) is provided with a box door (15) on the front side, and the box door (15) is hinged to the box body (1).

6. The constant temperature and humidity curing device for concrete samples according to claim 3, characterized in that, A controller (16) is provided on the front side of the housing (1). The controller (16) is used to control the rotation speed of the drive motor (14), the concentration of water mist sprayed by the atomizing sprayer (3), and the irradiation power of the heat radiation tube (2).

7. The constant temperature and humidity curing device for concrete samples according to claim 1, characterized in that, A water tank (17) is installed on the lower side inside the box (1), and a water pump (171) is installed on the water tank (17). The outlet of the water pump (171) is connected to the atomizing sprayer (3) through a water pipe.

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