Heat shield device for bituminous mixture combustion furnace

Abstract

The utility model discloses a heat shield device for an asphalt mixture combustion furnace, which relates to the technical field of combustion equipment and comprises a mounting base and a heat shield safety use component. A supporting frame is fixedly connected to the top of the mounting base, a sliding groove is formed in the top of the supporting frame, and a sliding block is slidably connected into the sliding groove; the heat insulation cover safe use assembly comprises a hydraulic elevator, a heat insulation cover, a heat insulation layer plate, a voice infrared sensor, a temperature sensor and a temperature displayer, the hydraulic elevator is fixedly installed at the bottom of the sliding block, and the heat insulation cover is fixedly installed at the output end of the hydraulic elevator and slidably installed at the top of the installation base; when people approach a certain range, people are prompted by voice to pay attention to scald prevention, the risk that people are scalded by high temperature is reduced, and potential safety hazards are reduced; and in the sample cooling process, people do not need to regularly check whether the cooling temperature reaches the room temperature or not, so that the process is safe, and the labor intensity of experimenters is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to combustion equipment technical field, especially relates to a heat shield device for asphalt mixture combustion furnace. BACKGROUND

[0002] Asphalt mixture is the general term of mixture made of mineral aggregate and asphalt binder, asphalt is the binder, provides adhesion, shear resistance and fatigue resistance, mainly has road petroleum asphalt, soft coal pitch, liquid petroleum asphalt, emulsified petroleum asphalt etc., should have greater consistency, plasticity, temperature stability, atmospheric stability and water stability, the heat shield is used in the asphalt mixture content test (combustion furnace method) method;

[0003] At present, the heat shield used only requires its resistance to 650 DEG C high temperature in the instrument and material technical requirements, and no specific size and other technical requirements, the existing heat shield has the following problems: the ordinary heat shield is fully closed and cannot intuitively perceive the temperature change in the heat shield, the ordinary heat shield has no safety reminding function and safety mark, and the sample releases very high heat in the cooling process, which has great safety hidden danger, and the sample cooling process needs to be checked by people periodically whether the cooling temperature reaches room temperature, which is unsafe and time-consuming and laborious. UTILITY MODEL CONTENT

[0004] The utility model discloses a heat shield device for asphalt mixture combustion furnace, can solve the problem that the ordinary heat shield has no safety reminding function and safety mark, and the sample releases very high heat in the cooling process, which has great safety hidden danger, and the sample cooling process needs to be checked by people periodically whether the cooling temperature reaches room temperature, which is unsafe and time-consuming and laborious.

[0005] In order to realize the above-mentioned purpose, the utility model provides the following technical scheme: a heat shield device for asphalt mixture combustion furnace, including installation base and heat shield safety use subassembly, the top of installation base is fixedly connected with support frame, the top of support frame is equipped with sliding slot, the inside of sliding slot is connected with sliding block, heat shield safety use subassembly includes hydraulic elevator, heat shield, heat insulation layer board, voice infrared sensor, temperature sensor and temperature display, hydraulic elevator is fixedly installed at the bottom of sliding block, heat shield is fixedly installed at the output end of hydraulic elevator, heat shield is slidably installed at the top of installation base, heat insulation layer board is fixedly connected in the inside of heat shield, voice infrared sensor is fixedly installed at the top of heat shield.

[0006] Preferably, the top of the installation base is fixedly connected with a placement circular table, and a sample basket is placed on the top of the placement circular table.

[0007] Preferably, the top of the mounting base is provided with a large plate, which is located at the left side of the sample basket.

[0008] Preferably, the top of the mounting base is fixedly connected with a square placing rack, which is located at the right side of the sample basket.

[0009] Preferably, the inside of the sliding block is threadedly connected with a threaded rod, which is rotatably installed in the inside of the support frame.

[0010] Preferably, the right end of the support frame is fixedly installed with a bidirectional motor, and the output end of the bidirectional motor is fixedly connected with the right end of the threaded rod.

[0011] Preferably, the temperature sensor is fixedly installed on the top of the heat shield, and the temperature display is fixedly installed on the back side of the heat shield.

[0012] Compared with the prior art, the heat shield device for the asphalt mixture combustion furnace has the following beneficial effects:

[0013] 1. The heat shield device for the asphalt mixture combustion furnace, when the temperature reaches the set temperature during the cooling process, the voice prompt function will automatically issue a voice reminder; a voice infrared sensor is provided, which reminds the person to pay attention to preventing burns when the person approaches a certain range, reduces the risk of high-temperature burns of the person, and reduces the safety hidden danger; and during the sample cooling process, it is no longer necessary for a person to regularly check whether the cooling temperature reaches room temperature, so that the process is not only safe, but also reduces the labor intensity of the experimental personnel. BRIEF DESCRIPTION OF DRAWINGS

[0014] The utility model will be further explained in connection with the drawings and embodiments:

[0015] Figure 1 It is the whole structure schematic diagram of the heat shield device for the asphalt mixture combustion furnace of the utility model;

[0016] Figure 2 It is the left side structure schematic diagram of the heat shield device for the asphalt mixture combustion furnace of the utility model;

[0017] Figure 3 It is the surface structure schematic diagram of the heat shield of the utility model;

[0018] Figure 4 It is the bottom structure schematic diagram of the heat shield of the utility model.

[0019] The drawings show that: 1, mounting base;2, placing round table;3, sample basket;4, large plate;5, square placing rack;6, support frame;7, sliding groove;8, sliding block;9, threaded rod;10, bidirectional motor;11, hydraulic elevator;12, heat shield;13, heat insulation layer board;14, voice infrared sensor;15, temperature sensor;16, temperature display. DETAILED DESCRIPTION

[0020] This part will describe the specific embodiments of the utility model in detail, the preferred embodiments of the utility model are shown in the drawings, the role of the drawings is to supplement the description of the written part with graphics, so that people can intuitively and visually understand each technical feature and the overall technical scheme of the utility model, but it cannot be understood as the limitation of the protection scope of the utility model.

[0021] In the description of the utility model, it is understood that the orientation description, such as the orientation or position relationship indicated by up, down, front, back, left, right, etc., is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and cannot be understood as the limitation of the utility model.

[0022] In the description of the utility model, greater than, less than, more than, etc. are understood as not including the number, and above, below, etc. are understood as including the number.If there is a description to the first, second, it is only for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the order of indicated technical features.

[0023] In the description of the utility model, unless otherwise explicitly limited, the words such as setting, installing and connecting should be broadly understood, and the skilled in the art can reasonably determine the specific meaning of the above words in the utility model according to the specific content of the technical scheme.

[0024] Please refer to Figures 1-4The utility model provides a kind of technical scheme: a kind of heat shield device for asphalt mixture combustion furnace, including installation baseplate 1 and heat shield safe use subassembly, the top of installation baseplate 1 is fixedly connected with and places round table 2, the top of placing round table 2 is placed with sample basket 3, the top of installation baseplate 1 is installed with big plate 4, big plate 4 is located in the left side position of sample basket 3, the top of installation baseplate 1 is fixedly connected with square placing rack 5, square placing rack 5 is located in the right side position of sample basket 3, the top of installation baseplate 1 is fixedly connected with support frame 6, the top of support frame 6 is equipped with sliding slot 7, sliding slot 7 is slidably connected with slider 8 in its inside, the inside screw thread connection of slider 8 has screw rod 9, screw rod 9 is rotatably installed in the inside of support frame 6, the right end of support frame 6 is fixedly installed with bidirectional motor 10, the output end of bidirectional motor 10 is fixedly connected with the right end of screw rod 9, heat shield safe use subassembly includes hydraulic elevator 11, heat shield 12, heat insulation layer board 13, voice infrared sensor 14, temperature sensor 15 and temperature display 16, hydraulic elevator 11 is fixedly installed in the bottom of slider 8, heat shield 12 is fixedly installed in the output end of hydraulic elevator 11, heat shield 12 is slidably installed in the top of installation baseplate 1, heat insulation layer board 13 is fixedly connected in the inside of heat shield 12, voice infrared sensor 14 is fixedly installed in the top of heat shield 12, temperature sensor 15 is fixedly installed in the top of heat shield 12, and temperature display 16 is fixedly installed in the back of heat shield 12.

[0025] After the experimental personnel take out the sample basket 3 from the combustion chamber and place it on the top of the placement round table 2, the bidirectional motor 10 is started, the output end of the bidirectional motor 10 rotates and drives the threaded rod 9 to rotate, the threaded rod 9 rotates to drive the sliding block 8 to slide to the left side, the sliding block 8 slides to the left side and drives the heat shield 12 to slide to the left side through the hydraulic elevator 11, and the heat shield 12 is moved to the top position of the sample basket 3, the hydraulic elevator 11 is started, the output end of the hydraulic elevator 11 slides to the downside and drives the heat shield 12 to slide to the downside, and the heat shield 12 is outside the sample basket 3, and the inside of the heat shield 12 is provided with a heat insulation layer plate 13 made of ceramic fiber, which has high temperature resistance, strong fire resistance, and a long-term use temperature of more than 1000 DEG C, and also has good heat insulation performance and compression strength, can withstand a certain pressure and impact, and is suitable for heat insulation and heat preservation in high-temperature industrial furnaces, heat treatment equipment, power boilers and other high-temperature environments, and the experimental personnel inserts the temperature sensor 15 into the sample, turns on the temperature display 16 switch and sets the required cooling temperature, turns on the voice infrared sensor 14 switch, and turns off the temperature sensor 15 and the voice infrared sensor 14 power supply when the temperature sensor 15 voice prompts reach the cooling temperature, and then starts the hydraulic elevator 11 again and drives the heat shield 12 to slide upward away from the sample basket 3, and then starts the bidirectional motor 10 again to drive the heat shield 12 to move to the top position of the square placement table 5 to the right side, and then drives the heat shield 12 to slide downward to the top of the square placement table 5 through the output end of the hydraulic elevator 11 sliding downward to the downside;

[0026] Finally, the experimental personnel pour the cooled residues into the large plate 4, clean the sample basket 3 with a steel wire brush to ensure that all residues are brushed into the large plate 4 for use; arrange the test site, put the tools in place, and complete the experiment, through the digital temperature sensor 15 which can set the temperature and voice prompt, the temperature sensor 15 can sense the temperature change of the sample and the sample basket 3 during the cooling process from high temperature and display the temperature in real time, and the cooling temperature can be set according to the requirements, and the voice prompt function will automatically issue a voice reminder when the temperature reaches the set temperature during the cooling process; a voice infrared sensor 14 is provided, which can voice prompt personnel to pay attention to scalding when people approach a certain range, reduce the risk of personnel being scalded by high temperature, and reduce the safety hidden danger; and the sample cooling process no longer needs to be checked regularly whether the cooling temperature reaches room temperature, which not only ensures safety, but also reduces the labor intensity of the experimental personnel.

[0027] Structural description:

[0028] The mounting base 1 is the basic support part of the whole heat shield device, which is used for fixing and bearing other components;

[0029] The placement round table 2 is fixed on the top of the mounting base 1 and is used for placing the sample basket 3 to provide a stable placement position for the sample basket;

[0030] Sample basket 3: used to hold the asphalt mixture sample that needs to be tested;

[0031] Large plate 4: installed on the top of the installation base 1, located on the left side of the sample basket 3, used to receive the cooled residue and the residue brushed off during cleaning of the sample basket;

[0032] Square placement rack 5: fixed on the top of the installation base 1, located on the right side of the sample basket 3, which can be used to place components such as heat shields 12, providing a parking position for the heat shield;

[0033] Support frame 6: fixed on the top of the installation base 1, with a sliding slot 7 on the top, used to install the sliding block 8, providing support and guidance for the sliding block and the components connected to it;

[0034] Sliding slot 7: opened on the top of the support frame 6, cooperating with the sliding block 8, allowing the sliding block to slide left and right on the support frame;

[0035] Sliding block 8: internally threaded with the threaded rod 9, can slide in the sliding slot 7, and move by rotating the threaded rod, in turn driving the hydraulic lift 11 and the heat shield 12 and other components connected to it to move;

[0036] Threaded rod 9: rotatingly installed inside the support frame 6, threaded with the sliding block 8, rotating under the drive of the bidirectional motor 10, realizing the left and right movement of the sliding block 8;

[0037] Bidirectional motor 10: fixed on the right end of the support frame 6, with its output end fixedly connected to the right end of the threaded rod 9, providing power for the rotation of the threaded rod, thereby controlling the moving direction and position of the sliding block 8;

[0038] Hydraulic lift 11: fixedly installed on the bottom of the sliding block 8, with its output end fixedly connected to the heat shield 12, used to control the up and down movement of the heat shield, realizing the covering and moving away operation of the sample basket;

[0039] Heat shield 12: fixedly installed on the output end of the hydraulic lift 11, can move up and down under the action of the hydraulic lift and move left and right under the drive of the sliding block, used to cover the sample basket 3, reduce heat loss and prevent personnel from being scalded, etc.;

[0040] Thermal insulation layer 13: fixedly connected inside the heat shield 12, made of ceramic fiber, taking advantage of its high temperature resistance, fire resistance, good heat insulation performance and high compressive strength to enhance the heat insulation effect of the heat shield;

[0041] Voice infrared sensor 14: fixedly installed on the top of the heat shield 12, can voice prompt personnel to pay attention to scald prevention when a person approaches a certain range, reducing safety hazards;

[0042] Temperature sensor 15: fixedly installed on the top of the heat shield 12, can be inserted into the sample, for sensing the temperature change of the sample and the sample basket during the high temperature cooling process of the sample and real-time display temperature, and can also set the cooling temperature according to the demand, and after reaching the set temperature, voice prompt is carried out;

[0043] Temperature display 16: fixedly installed on the back side of the heat shield 12, for displaying the temperature data measured by the temperature sensor 15, convenient for the experimenters to observe.

[0044] The above embodiment of the utility model is described in detail in combination with the drawings, but the utility model is not limited to the above embodiment, within the knowledge range possessed by the ordinary skilled in the art, various changes can be made without departing from the purpose of the utility model.

Claims

1. A heat shield device for an asphalt mixture combustion furnace, characterized by, Include: The installation base (1) and the heat shield safe use assembly; The top of the installation base (1) is fixedly connected with a support frame (6), a sliding groove (7) is opened in the top of the support frame (6), and a sliding block (8) is slidably connected in the sliding groove (7); The heat shield safe use assembly includes a hydraulic elevator (11), a heat shield (12), a heat insulation board (13), a voice infrared sensor (14), a temperature sensor (15) and a temperature display (16), the hydraulic elevator (11) is fixedly installed at the bottom of the sliding block (8), the heat shield (12) is fixedly installed at the output end of the hydraulic elevator (11), the heat shield (12) is slidably installed at the top of the installation base (1), the heat insulation board (13) is fixedly connected inside the heat shield (12), and the voice infrared sensor (14) is fixedly installed at the top of the heat shield (12).

2. The heat shield device for an asphalt mixture combustion furnace according to claim 1, characterized by: The top of the installation base (1) is fixedly connected with a placing circular table (2), and the top of the placing circular table (2) is placed with a sample basket (3).

3. The heat shield device for an asphalt mixture combustion furnace according to claim 2, characterized by: The top of the installation base (1) is provided with a large plate (4), and the large plate (4) is located at the left side of the sample basket (3).

4. The heat shield device for an asphalt mixture combustion furnace according to claim 3, characterized by: The top of the installation base (1) is fixedly connected with a square placing rack (5), and the square placing rack (5) is located at the right side of the sample basket (3).

5. The heat shield device for an asphalt mixture combustion furnace according to claim 1, characterized by: The inside of the sliding block (8) is threadedly connected with a threaded rod (9), and the threaded rod (9) is rotatably installed in the inside of the support frame (6).

6. The heat shield device for an asphalt mixture combustion furnace according to claim 5, characterized by: The right end of the support frame (6) is fixedly installed with a bidirectional motor (10), and the output end of the bidirectional motor (10) is fixedly connected with the right end of the threaded rod (9).

7. The heat shield device for an asphalt mixture combustion furnace according to claim 6, characterized by: The temperature sensor (15) is fixedly installed at the top of the heat shield (12), and the temperature display (16) is fixedly installed at the back of the heat shield (12).

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