Coal quality detection device
By designing a coal quality detection device with an insulating box and a separated combustion dish, the problem of long cooling time for high-temperature coal is solved, and rapid cooling and efficient detection are achieved.
Patent Information
- Application Number
- CN202422454073.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-11
- Publication Date
- 2025-09-09
- Estimated Expiration
- 2034-10-11
AI Technical Summary
In existing coal quality testing technology, coal needs to wait for cooling to room temperature after high-temperature combustion, which prolongs the subsequent testing operation time and affects efficiency.
A coal quality detection device was designed, which includes an insulating box, an air inlet pipe, an air filter, an exhaust fan, an ice box and an exhaust pipe. The cooling air is used to quickly cool the interior of the insulating box and the coal slag, shortening the heat dissipation time. The turntable, combustion dish and screen are used to separate the combustion dish into independent cells to reduce mutual influence.
It speeds up the cooling of coal ash, shortens the heat dissipation time, improves the detection efficiency, reduces the risk of high temperature scalding parts, and improves the convenience of independent storage of coal ash.
Smart Images
Figure CN223320372U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of detection devices, in particular to a coal quality detection device. Background Art
[0002] Coal quality testing refers to the testing and analysis of the physical, chemical and process properties of coal. Coal quality testing can ensure the quality of coal, improve production efficiency and ensure energy security.
[0003] The content of coal quality testing mainly includes testing the particle size, density, moisture content, volatility, ash content and calorific value of coal. Common testing methods include traditional weight method, automatic ash meter, X-ray fluorescence spectrometry, infrared spectroscopy, microwave digestion and conductivity method. The traditional weight method is to burn the coal sample at high temperature to constant weight, and then calculate the coal quality composition by weight.
[0004] In existing coal quality testing technology, after the coal burns to a constant weight at high temperature, the remaining part needs to be weighed. After the combustion is completed, the temperature inside the box and the coal ash is high, and it is necessary to wait for it to cool to room temperature before testing. When the external temperature is high, the waiting time is prolonged, affecting subsequent measurement operations.
[0005] To this end, the utility model provides a coal quality detection device. Utility Model Content
[0006] In order to make up for the deficiencies of the prior art, at least one technical problem raised in the background technology is solved.
[0007] The technical solution adopted by the present invention to solve its technical problems is as follows: a coal quality detection device described in the present invention comprises a heat-insulating box body; a vessel assembly is provided inside the heat-insulating box body; the top of the heat-insulating box body is fixedly connected to an air intake pipe and a smoke exhaust pipe; the side wall of the heat-insulating box body is fixedly connected to an air intake pipe; the end of the air intake pipe away from the heat-insulating box body is fixedly connected to an air filter element; the inner side wall of the air intake pipe close to the air filter element is fixedly connected to an exhaust fan; an ice box is inserted into the top of the air intake pipe; the ice boxes are arranged in multiple groups on the top of the air intake pipe and are evenly distributed on the top of the air intake pipe; a protective cover is detachably installed on the top of the air intake pipe; a wastewater collection assembly is provided at the bottom of the air intake pipe; the heat-insulating box body is away from the inlet The side wall of the air duct is fixedly connected to the exhaust pipe; the inner side walls of the insulation box body close to the air inlet pipe and the exhaust pipe are respectively provided with sealing components; the side walls of the insulation box body away from the air inlet pipe and the exhaust pipe are provided with sealing components; a heating module is provided inside the insulation box body; this step is achieved through the arrangement of the insulation box body, the air inlet pipe, the air filter element, the exhaust fan, the exhaust pipe, the ice box and the protective cover, and the exhaust fan is turned on to suck the external air into the insulation box body after filtering and cooling with ice cubes, thereby cooling the inside of the insulation box body and the coal slag, accelerating the cooling speed of the inside of the insulation box body and the coal slag, shortening the heat dissipation time, providing convenience for subsequent detection steps, and reducing the situation where the coal slag and the inside of the insulation box body are too high to burn other components.
[0008] Preferably, the vessel assembly includes a turntable, a combustion dish, a partition plate and a screen; the turntable is rotatably connected to the bottom of the inner wall of the heat-insulating box; the combustion dish is detachably mounted on the top of the turntable; the partition plate is fixedly connected to the inner wall of the combustion dish; the screen is fixedly connected to the inner wall of the combustion dish and the side wall of the partition plate; the screen is arranged in multiple groups inside the combustion dish; this step divides the combustion dish into multiple independent cells through the arrangement of the turntable, combustion dish, partition plate and screen, and the coal is burned or heated in the cells, reducing mutual influence and improving the convenience of independent storage of coal ash after coal combustion.
[0009] Preferably, the wastewater collection assembly includes a collection box; a drainage hole is opened at the bottom of the air inlet pipe; the drainage holes are arranged in multiple groups at the bottom of the air inlet pipe; the collection box is detachably installed at the bottom of the air inlet pipe near the drainage hole; this step collects the wastewater generated by the melting of ice cubes through the arrangement of the drainage hole and the collection box, reduces the situation where wastewater flows into the interior of the insulation box, and improves the convenience of wastewater collection.
[0010] Preferably, the sealing assembly includes a sealing frame and a sealing plate; a pair of sealing frames are arranged on the inner wall of the heat-insulating box body; one group of sealing frames is fixedly connected to the inner wall of the heat-insulating box body close to the air inlet pipe; another group of sealing frames is fixedly connected to the inner wall of the heat-insulating box body close to the exhaust pipe; the sealing plate is slidably connected in the middle of the sealing frame; in this step, through the arrangement of the sealing frame and the sealing plate, the sliding sealing plate seals the inside of the heat-insulating box body, thereby improving the sealing performance of the device and reducing the damage to other components caused by high temperature.
[0011] Preferably, the sealed assembly includes an insulating door and an observation window; the insulating door is hinged to the side wall of the insulating box; the observation window is fixedly connected to the middle of the insulating door; in this step, through the provision of the insulating door and the observation window, the insulating door is closed to seal the inside of the insulating box, thereby improving the sealing of the insulating box during operation, reducing the entry of impurities or foreign matter into the inside of the insulating box, and increasing the convenience of observing the inside of the insulating box.
[0012] Preferably, universal wheels are fixedly connected to the bottom of the insulation box; multiple groups of universal wheels are arranged at the bottom of the insulation box, and are evenly distributed at the four corners of the bottom of the insulation box; when the device needs to be moved, the device is moved by the universal wheels; this step improves the convenience of moving the device through the setting of universal wheels.
[0013] Preferably, the heat-insulating box body is fixedly connected to a filter screen near the inner wall of the exhaust pipe; in this step, through the setting of the filter screen, when the air is discharged from the exhaust pipe, the filter screen filters the air to reduce dust or foreign matter from entering the exhaust pipe.
[0014] The beneficial effects of the utility model are as follows:
[0015] 1. The coal quality detection device described in the present invention is equipped with an insulating box, an air inlet pipe, an air filter, an exhaust fan, an exhaust pipe, an ice box and a protective cover. When the exhaust fan is turned on, the outside air is filtered and cooled by ice cubes and then sucked into the inside of the insulating box, thereby cooling the inside of the insulating box and the coal slag, accelerating the cooling speed of the inside of the insulating box and the coal slag, shortening the heat dissipation time, providing convenience for subsequent detection steps, and reducing the situation where the coal slag and the inside of the insulating box are overheated and burn other parts.
[0016] 2. The coal quality detection device described in the present invention divides the combustion dish into multiple independent cells through the arrangement of a turntable, a combustion dish, a partition plate and a screen. Coal is burned or heated in the cells, which reduces mutual influence and improves the convenience of independent storage of coal ash after coal combustion. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] The present invention will be further described below with reference to the accompanying drawings.
[0018] Figure 1It is a three-dimensional diagram of the utility model;
[0019] Figure 2 This is a schematic diagram of the structure of the ice box and the air inlet pipe in the utility model;
[0020] Figure 3 This is a schematic diagram of the structure of the combustion dish and the turntable in the utility model;
[0021] Figure 4 It is a structural schematic diagram of the cooperation between the combustion dish and the partition plate in the utility model.
[0022] In the figure: 1. Insulated box; 11. Air inlet pipe; 12. Air filter; 13. Exhaust fan; 14. Exhaust pipe; 15. Ice box; 16. Protective cover; 2. Turntable; 21. Combustion dish; 22. Partition plate; 23. Screen; 3. Drain hole; 31. Collection box; 4. Sealing frame; 41. Sealing plate; 5. Insulated door; 51. Observation window; 6. Universal wheel; 7. Filter. DETAILED DESCRIPTION
[0023] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.
[0024] like Figures 1 to 4As shown, a coal quality detection device according to an embodiment of the present invention comprises a heat-insulating box body 1; a vessel assembly is provided inside the heat-insulating box body 1; an air intake pipe and a smoke exhaust pipe are fixedly connected to the top of the heat-insulating box body 1; an air intake pipe 11 is fixedly connected to the side wall of the heat-insulating box body 1; an air filter element 12 is fixedly connected to the end of the air intake pipe 11 away from the heat-insulating box body 1; an exhaust fan 13 is fixedly connected to the inner side wall of the air intake pipe 11 close to the air filter element 12; an ice box 15 is inserted into the top of the air intake pipe 11; multiple groups of ice boxes 15 are arranged on the top of the air intake pipe 11 and are evenly distributed. The heat insulating box 1 is provided with a heat insulating component, which is arranged on the top of the air inlet pipe 11; a protective cover 16 is detachably installed on the top of the air inlet pipe 11; a waste water collection component is provided at the bottom of the air inlet pipe 11; the side wall of the heat insulating box 1 away from the air inlet pipe 11 is fixedly connected to the exhaust pipe 14; the inner side walls of the heat insulating box 1 close to the air inlet pipe 11 and the exhaust pipe 14 are respectively provided with sealing components; the side walls of the heat insulating box 1 away from the air inlet pipe 11 and the exhaust pipe 14 are provided with sealing components; a heating module is provided inside the heat insulating box 1; during operation, the coal to be tested is placed on the vessel component, and the coal is heated by closing the sealing component and the sealing component. The closing assembly seals the inside of the heat-insulating box 1, and the heating module burns the coal. After the combustion is completed, the sealing assembly is opened, the air inlet pipe and the smoke exhaust pipe are closed, ice cubes are added to the ice box 15 and inserted into the middle of the air inlet pipe 11, the protective cover 16 is covered, the exhaust fan 13 is turned on, and the outside air is sucked into the heat-insulating box 1. The air filter element 12 filters the incoming air. When the air flows in the air inlet pipe 11, the ice cubes in the ice box 15 cool the air. The cooled air enters the heat-insulating box 1 to cool the coal slag and the inside of the heat-insulating box 1. The exhaust pipe 14 is externally connected to a vacuum pump. The air inside the heat-insulating box 1 is extracted to circulate the air; this step is achieved through the arrangement of the heat-insulating box 1, the air inlet pipe 11, the air filter 12, the exhaust fan 13, the exhaust pipe 14, the ice box 15 and the protective cover 16. The exhaust fan 13 is turned on to suck the outside air into the heat-insulating box 1 after filtering and cooling it with ice cubes, thereby cooling the inside of the heat-insulating box 1 and the coal slag, accelerating the cooling speed of the inside of the heat-insulating box 1 and the coal slag, shortening the heat dissipation time, providing convenience for subsequent detection steps, and reducing the situation where the coal slag and the inside of the heat-insulating box 1 are overheated and burn other components.
[0025] like Figure 3 and Figure 4As shown, the vessel assembly includes a turntable 2, a combustion dish 21, a partition plate 22 and a screen 23; the turntable 2 is rotatably connected to the bottom of the inner wall of the insulation box 1; the combustion dish 21 is detachably mounted on the top of the turntable 2; the partition plate 22 is fixedly connected to the inner wall of the combustion dish 21; the screen 23 is fixedly connected to the inner wall of the combustion dish 21 and the side wall of the partition plate 22; the screen 23 is arranged in multiple groups inside the combustion dish 21; during operation, the partition plate 22 divides the interior of the combustion dish 21 into multiple independent cells, and multiple coal samples to be tested are placed in the cells, and the coal is placed on the screen 23 for heating or combustion operations, and the ash produced falls into the corresponding cells without affecting each other. The turntable 2 is rotated to place the coal in different cells; this step divides the combustion dish 21 into multiple independent cells through the arrangement of the turntable 2, the combustion dish 21, the partition plate 22 and the screen 23, and the coal is burned or heated in the cells, reducing the mutual influence and improving the convenience of independent storage of coal ash after coal combustion.
[0026] like Figure 2 As shown, the wastewater collection assembly includes a collection box 31; a drainage hole 3 is opened at the bottom of the air inlet pipe 11; the drainage holes 3 are arranged in multiple groups at the bottom of the air inlet pipe 11; the collection box 31 is detachably mounted on the bottom of the air inlet pipe 11 near the drainage holes 3; during operation, when ice cubes are placed in the ice box 15 to dissipate heat to the air, melted water droplets fall to the bottom of the air inlet pipe 11, fall into the collection box 31 through the drainage holes 3 and are collected; this step collects the wastewater generated by the melting of ice cubes through the arrangement of the drainage holes 3 and the collection box 31, reduces the situation where wastewater flows into the interior of the insulation box 1, and improves the convenience of wastewater collection.
[0027] like Figure 3 and Figure 4 As shown, the sealing assembly includes a sealing frame 4 and a sealing plate 41; a pair of sealing frames 4 are arranged on the inner wall of the insulation box body 1; one group of sealing frames 4 is fixedly connected to the inner wall of the insulation box body 1 near the air inlet pipe 11; another group of sealing frames 4 is fixedly connected to the inner wall of the insulation box body 1 near the exhaust pipe 14; the sealing plate 41 is slidably connected in the middle of the sealing frame 4; during operation, before the coal is burned or heated, the sealing plate 41 is slid to seal the side wall of the insulation box body 1, and when the combustion is completed and the inside of the insulation box body 1 needs to be cooled, the sealing plate 41 is opened to make the insulation box body 1, the air inlet pipe 11 and the exhaust pipe 14 communicate with each other; in this step, through the setting of the sealing frame 4 and the sealing plate 41, the sliding sealing plate 41 seals the inside of the insulation box body 1, thereby improving the sealing performance of the device and reducing the damage to other components caused by high temperature.
[0028] like Figure 1As shown, the enclosed component includes an insulating door 5 and an observation window 51; the insulating door 5 is hinged to the side wall of the insulating box body 1; the observation window 51 is fixedly connected to the middle of the insulating door 5; during operation, when the coal is heated or burned, the insulating door 5 is closed to seal the inside of the insulating box body 1, and the situation inside the insulating box body 1 is observed through the observation window 51; this step is to close the insulating door 5 to seal the inside of the insulating box body 1 through the setting of the insulating door 5 and the observation window 51, thereby improving the sealing of the insulating box body 1 during operation, reducing the entry of impurities or foreign matter into the inside of the insulating box body 1, and increasing the convenience of observing the inside of the insulating box body 1.
[0029] like Figure 1 As shown, the bottom of the insulation box body 1 is fixedly connected with a universal wheel 6; the universal wheel 6 is arranged in multiple groups at the bottom of the insulation box body 1 and is evenly distributed at the four corners of the bottom of the insulation box body 1; during work, when the device needs to be moved, the device is moved by the universal wheel 6; this step improves the convenience of moving the device through the setting of the universal wheel 6.
[0030] like Figure 4 As shown, the insulation box body 1 is fixedly connected to the inner wall near the exhaust pipe 14 with a filter screen 7; during operation, when the air in the insulation box body 1 is discharged through the exhaust pipe 14, the filter screen 7 filters the air; this step is achieved through the setting of the filter screen 7, and when the air is discharged from the exhaust pipe 14, the filter screen 7 filters the air, thereby reducing dust or foreign matter from entering the exhaust pipe 14.
[0031] During operation, the coal to be tested is placed on the vessel assembly, the interior of the heat-insulating box 1 is sealed by closing the sealing assembly and the airtight assembly, and the heating module causes the coal to burn. After the combustion is completed, the sealing assembly is opened, the air inlet pipe and the smoke exhaust pipe are closed, ice cubes are added to the ice box 15 and inserted into the middle of the air inlet pipe 11, the protective cover 16 is covered, the exhaust fan 13 is turned on, and the outside air is sucked into the heat-insulating box 1. The air filter element 12 filters the incoming air. When the air flows in the air inlet pipe 11, the ice cubes in the ice box 15 cool the air. The cooled air enters the heat-insulating box 1 to cool the coal slag and the interior of the heat-insulating box 1. The exhaust pipe 14 is externally connected to a vacuum pump to extract the air inside the heat-insulating box 1 to circulate the air; the partition plate 22 divides the interior of the combustion dish 21 into multiple independent cells, and multiple coal samples to be tested are placed in the cells. The coal is placed on the screen 23 for heating or burning During the burning operation, the ash produced falls into the corresponding cells without affecting each other, and the turntable 2 is rotated to place the coal in different cells; when the ice cubes are placed in the ice box 15 to dissipate heat to the air, the melted water drops fall to the bottom of the air inlet pipe 11, and fall into the collection box 31 through the drainage hole 3 to be collected; before the coal is burned or heated, the sealing plate 41 is slid to seal the side wall of the insulation box 1. When the combustion is completed and the inside of the insulation box 1 needs to be cooled, the sealing plate 41 is opened to connect the insulation box 1, the air inlet pipe 11 and the exhaust pipe 14; when the coal is heated or burned, the insulation door 5 is closed, the inside of the insulation box 1 is sealed, and the situation inside the insulation box 1 is observed through the observation window 51; when the coal is heated or burned, the insulation door 5 is closed, the inside of the insulation box 1 is sealed, and the situation inside the insulation box 1 is observed through the observation window 51; when the air in the insulation box 1 is discharged through the exhaust pipe 14, the filter 7 filters the air.
[0032] The above shows and describes the basic principles, main features, and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in this invention is defined by the appended claims and their equivalents.
Claims
1. A coal quality detection device, comprising a heat-insulating box (1); characterized in that: The heat-insulating box (1) is provided with a container assembly inside; the top of the heat-insulating box (1) is fixedly connected to an air inlet pipe and a smoke exhaust pipe; the side wall of the heat-insulating box (1) is fixedly connected to an air inlet pipe (11); the end of the air inlet pipe (11) away from the heat-insulating box (1) is fixedly connected to an air filter element (12); the inner side wall of the air inlet pipe (11) close to the air filter element (12) is fixedly connected to an exhaust fan (13); an ice box (15) is inserted into the top of the air inlet pipe (11); the ice boxes (15) are arranged in multiple groups on the top of the air inlet pipe (11) and are evenly distributed. The invention relates to a heat insulating box body (1) and a heat insulating box body (1) comprising a heat insulating box body (1) and a heat insulating box body (1) arranged on the top of the air inlet pipe (11); a protective cover (16) is detachably mounted on the top of the air inlet pipe (11); a wastewater collecting assembly is provided at the bottom of the air inlet pipe (11); a side wall of the heat insulating box body (1) away from the air inlet pipe (11) is fixedly connected to an exhaust pipe (14); sealing assemblies are provided on the inner side walls of the heat insulating box body (1) close to the air inlet pipe (11) and the exhaust pipe (14); a sealing assembly is provided on the side wall of the heat insulating box body (1) away from the air inlet pipe (11) and the exhaust pipe (14); and a heating module is provided inside the heat insulating box body (1).
2. A coal quality detection device according to claim 1, characterized in that: The vessel assembly comprises a turntable (2), a combustion dish (21), a partition plate (22) and a screen (23); the turntable (2) is rotatably connected to the bottom of the inner wall of the heat-insulating box (1); the combustion dish (21) is detachably mounted on the top of the turntable (2); the partition plate (22) is fixedly connected to the inner wall of the combustion dish (21); the screen (23) is fixedly connected to the inner wall of the combustion dish (21) and the side wall of the partition plate (22); and multiple groups of the screen (23) are arranged inside the combustion dish (21).
3. A coal quality detection device according to claim 1, characterized in that: The wastewater collection assembly comprises a collection box (31); a drainage hole (3) is provided at the bottom of the air inlet pipe (11); a plurality of drainage holes (3) are provided at the bottom of the air inlet pipe (11); and the collection box (31) is detachably mounted at the bottom of the air inlet pipe (11) near the drainage holes (3).
4. A coal quality detection device according to claim 1, characterized in that: The sealing assembly comprises a sealing frame (4) and a sealing plate (41); a pair of the sealing frames (4) are provided on the inner wall of the heat-insulating box (1); one group of the sealing frames (4) is fixedly connected to the inner wall of the heat-insulating box (1) near the air inlet pipe (11); the other group of the sealing frames (4) is fixedly connected to the inner wall of the heat-insulating box (1) near the exhaust pipe (14); and the sealing plate (41) is slidably connected to the middle of the sealing frame (4).
5. The coal quality detection device according to claim 1, characterized in that: The sealed assembly comprises an insulating door (5) and an observation window (51); the insulating door (5) is hinged to the side wall of the insulating box body (1); and the observation window (51) is fixedly connected to the middle of the insulating door (5).
6. A coal quality detection device according to claim 1, characterized in that: The bottom of the heat-insulating box (1) is fixedly connected with universal wheels (6); multiple groups of universal wheels (6) are provided at the bottom of the heat-insulating box (1) and are evenly distributed at the four corners of the bottom of the heat-insulating box (1).
7. The coal quality detection device according to claim 1, characterized in that: A filter screen (7) is fixedly connected to the inner side wall of the heat-insulating box (1) close to the exhaust pipe (14).