Coal conveying cooling device for coal mine

Abstract

The utility model discloses a coal transportation cooling device for coal mine, the front side end and the rear side end of a support plate are rotatably connected with a rotary connecting rod between two supports, the inner side of the top end of the rotary connecting rod is fixedly connected with a mounting beam, and a connecting rod is embedded in one side part of the mounting beam; the driving motor and the extrusion cam are used for driving the rotating connecting rod to extrude and deflect, so that the rotating connecting rod drives the mounting beam, the connecting rod and the arc-shaped shoveling plate to deflect, and the rotating connecting rod is matched with the reset supporting effect of the supporting spring; and the rotating connecting rod deflects in a reciprocating mode under the extrusion effect of the extrusion cam, so that the arc shoveling plate can conduct overturning and shoveling treatment on the coal mine in a reciprocating mode, the phenomenon that when the coal mine is cooled, heat dissipation is not uniform and not thorough due to accumulation of the coal mine is avoided, the coal mine cooling comprehensiveness is improved, and the actual heat dissipation effect of the coal mine is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of coal mine transportation, in particular to a coal transportation and cooling device for coal mines. Background Technique

[0002] Coal is the most important solid fuel and is a kind of combustible organic rock. Coal is formed by lush plants growing in a certain geological age. In a suitable geological environment, it gradually accumulates into thick layers and is buried under water or sediment. After a long geological age of natural coalification. When coal is mined, coal is obtained by crushing, which will release a large amount of heat, resulting in too high temperature of the freshly mined coal, which is not conducive to subsequent processing. Therefore, during the coal mine mining process, it is usually necessary to use a coal transportation mechanism to transfer and cool the mined coal;

[0003] However, the current cooling devices generally cool by spraying, and during the process of transporting and cooling coal in the coal mine on the conveyor belt, since the coal is piled up on the conveyor belt, the sprayed cooling water cannot fully and effectively act on the coal in the mine, resulting in uneven and incomplete heat dissipation inside the coal, and thus the heat dissipation effect of the coal is poor. Content of the Utility Model

[0004] The utility model provides a coal transportation and cooling device for coal mines, which can effectively solve the problem that the current cooling devices generally cool by spraying, and during the process of transporting and cooling coal in the coal mine on the conveyor belt, since the coal is piled up on the conveyor belt, the sprayed cooling water cannot fully and effectively act on the coal in the mine, resulting in uneven and incomplete heat dissipation inside the coal, and thus the heat dissipation effect of the coal is poor as mentioned in the above background technique.

[0005] To achieve the above object, the utility model provides the following technical solution: A coal transportation and cooling device for coal mines, including a support plate, the inner side of the top of the support plate is rotatably connected with a coal transportation conveyor belt, two water storage tanks are symmetrically installed on both sides of the bottom of the support plate, supports are fixedly installed at the corresponding positions of the two sides of the top of the support plate with respect to the water storage tanks, a liquid collecting box is fixedly installed at the top end of the support, and a number of cooling spray heads are equidistantly connected to the bottom of the liquid collecting box, and one end of the liquid collecting box is connected to the side of the water storage tank through an infusion pipe;

[0006] Rotating connecting rods are rotatably connected to the positions between the two supports on the front and rear sides of the support plate, an installation beam is fixedly connected to the inner side of the top end of the rotating connecting rod, a connecting rod is embedded and installed on one side of the installation beam, and an arc-shaped scraping plate is fixedly connected to the bottom end of the connecting rod;

[0007] One side edge of the rotating connecting rod is connected with a support spring, and the end of the support spring is fixedly installed on the edge of the support plate through a mounting plate. A convex block is installed on the other side edge of the rotating connecting rod. Driving motors are fixedly installed at positions on the front and rear side edges of the support plate on one side of the convex block. The driving motors are powered by an external power supply. The end of the output shaft of the driving motor is connected with an extrusion cam corresponding to the side position of the convex block.

[0008] Preferably, an infusion pump is installed in the water storage tank. The infusion pump is connected with an infusion pipe, and the infusion pipe conveys the cooling water in the water storage tank to the liquid collection box. The liquid collection box is communicated with the cooling spray head.

[0009] Preferably, an installation card slot is opened on one side edge of the installation beam. The connecting rod is embedded and clamped in the installation card slot, and the connecting rod is detachably connected with the installation beam through a fixing bolt.

[0010] Preferably, the positions of the extrusion cam and the convex block correspond to each other. The edges of both the extrusion cam and the convex block are smooth circular arcs, and the edges of the extrusion cam and the convex block are in contact with each other.

[0011] Preferably, a storage groove is opened at the inner bottom of the support plate. Three discharge grooves are equidistantly opened at the central position of the storage groove. A collection box is installed at the position between the two water storage tanks at the bottom of the support plate. The two side edges of the collection box are connected with the water storage tanks through communication pipes;

[0012] A fitting card slot is opened at the top edge of the collection box. A collection frame is embedded and clamped inside the fitting card slot, and an intercepting net is arranged at the inner bottom of the collection frame.

[0013] Preferably, the cross section of the storage groove is trapezoidal. The positions of the collection box and the discharge groove correspond to each other, and the collection box is communicated with the discharge groove. The position height of the collection frame is higher than the height of the communication pipe.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows: The structure of the utility model is scientific and reasonable, and it is safe and convenient to use:

[0015] 1. Through the rotating connecting rod, the installation beam, the connecting rod, the fixing bolt, the arc-shaped copying plate, the support spring, the mounting plate, the convex block, the extrusion cam and the driving motor, when the cooling water is sprayed by the cooling spray head for cooling, the driving motor and the extrusion cam can be used to drive the rotating connecting rod to be extruded and deflected, so that the rotating connecting rod drives the installation beam, the connecting rod and the arc-shaped copying plate to deflect. With the reset support of the support spring, the rotating connecting rod reciprocally deflects under the extrusion of the extrusion cam, so that the arc-shaped copying plate can reciprocally turn over and copy the coal mine, thus avoiding the phenomenon of uneven and incomplete heat dissipation caused by the accumulation of the coal mine during cooling, improving the comprehensiveness of coal mine cooling, and improving its actual heat dissipation effect.

[0016] 2. By arranging a storage tank at the bottom of the support plate, it is convenient to quickly concentrate the sewage carrying coal mine debris to the discharge tank, and it is convenient to transport the sewage to the collection box through the discharge tank, so as to facilitate the rapid and effective centralized collection of the treated water during the coal mine cooling process. And in cooperation with the fitting card slots, the collection frame and the interception net, it is convenient to effectively filter and intercept the treated water, effectively filter out the coal mine debris inside, and the collection frame is easy to disassemble, so as to facilitate the convenient cleaning of the intercepted coal mine debris. With the help of the connecting pipe, the treated cooling water can be further transported back to the water storage tank, so as to facilitate the treatment and reuse of the cooling water and save the waste of water resources. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation to the present invention.

[0018] In the drawings:

[0019] Figure 1 is the structural schematic diagram of the present invention;

[0020] Figure 2 is the structural schematic diagram of the rotating connecting rod of the present invention;

[0021] Figure 3 is the structural schematic diagram of the cooling spray head of the present invention;

[0022] Figure 4 is the structural schematic diagram of the storage tank of the present invention;

[0023] Figure 5 is the structural schematic diagram of the collection frame of the present invention;

[0024] Reference numerals in the drawings: 1, support plate; 2, coal transportation conveyor belt; 3, water storage tank; 4, support; 5, liquid collecting box; 6, cooling spray head; 7, infusion pipe; 8, rotating connecting rod; 9, installation beam; 10, connecting rod; 11, fixing bolt; 12, arc-shaped scraping plate; 13, support spring; 14, mounting plate; 15, convex block; 16, extrusion cam; 17, drive motor; 18, storage tank; 19, discharge tank; 20, collection box; 21, connecting pipe; 22, fitting card slot; 23, collection frame; 24, interception net. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0025] The following is a description of the preferred embodiments of the present invention with reference to the drawings. It should be understood that the preferred embodiments described herein are only for the purpose of illustrating and explaining the present invention and are not used to limit the present invention.

[0026] Embodiment: AsFigures 1-5 As shown in the figure, the utility model provides a technical solution, a coal transportation and cooling device for coal mines, including a support plate 1. The inner side of the top of the support plate 1 is rotatably connected with a coal transportation conveyor belt 2. Two water storage tanks 3 are symmetrically installed on both sides of the bottom of the support plate 1. At the corresponding positions of the two water storage tanks 3 on both side ends of the top of the support plate 1, supports 4 are fixedly installed. The top end of the support 4 is fixedly installed with a liquid collecting box 5. A number of cooling spray nozzles 6 are equidistantly connected to the bottom of the liquid collecting box 5. One end of the liquid collecting box 5 is connected to the side of the water storage tank 3 through an infusion pipe 7. An infusion pump is installed in the water storage tank 3. The infusion pump is connected to the infusion pipe 7. The infusion pipe 7 conveys the cooling water in the water storage tank 3 to the liquid collecting box 5. The liquid collecting box 5 is communicated with the cooling spray nozzles 6, which is convenient to use the cooling spray nozzles 6 to spray the cooling water in the water storage tank 3 onto the coal transportation conveyor belt 2 to realize the cooling treatment of the transported coal mine;

[0027] On the front and back side ends of the support plate 1, between the two supports 4, a rotating connecting rod 8 is rotatably connected. The inner side of the top end of the rotating connecting rod 8 is fixedly connected with a mounting beam 9. One side of the mounting beam 9 is embedded with a connecting rod 10. A mounting slot is opened on one side of the mounting beam 9. The connecting rod 10 is embedded and clamped in the mounting slot. The connecting rod 10 is detachably connected to the mounting beam 9 through a fixing bolt 11, which is convenient for the fitting and clamping connection between the connecting rod 10 and the mounting beam 9 and is also convenient for the disassembly between the connecting rod 10 and the mounting beam 9. The bottom end of the connecting rod 10 is fixedly connected with an arc-shaped scraping plate 12;

[0028] One side of the rotating connecting rod 8 is connected with a support spring 13. The end of the support spring 13 is fixedly installed on the side of the support plate 1 through a mounting plate 14. A convex block 15 is installed on the other side of the rotating connecting rod 8. On the front and back sides of the support plate 1, at the position on one side of the convex block 15, a driving motor 17 is fixedly installed. The driving motor 17 is powered by an external power supply. The end of the output shaft of the driving motor 17 is connected with an extrusion cam 16 at the side position corresponding to the side of the convex block 15. The position of the extrusion cam 16 corresponds to that of the convex block 15. The sides of the extrusion cam 16 and the convex block 15 are both smooth circular arcs, and the sides of the extrusion cam 16 and the convex block 15 are in contact with each other, so that the rotating connecting rod 8 can deflect reciprocally under the extrusion action of the extrusion cam 16.

[0029] A storage groove 18 is opened at the inner bottom of the support plate 1. Three groups of discharge grooves 19 are equidistantly opened at the central position of the storage groove 18. A collection box 20 is installed at the position between the two water storage tanks 3 at the bottom of the support plate 1. The two sides of the collection box 20 are connected to the water storage tanks 3 through communicating pipes 21;

[0030] A fitting slot 22 is provided at the top edge of the collection box 20. A collection frame 23 is embedded and clamped inside the fitting slot 22. A blocking net 24 is arranged at the inner bottom of the collection frame 23. The cross-section of the storage tank 18 is trapezoidal. The collection box 20 corresponds to the discharge slot 19 in position, and the collection box 20 is communicated with the discharge slot 19. The position height of the collection frame 23 is higher than that of the connecting pipe 21, which is convenient for quickly and effectively collecting the treated water after coal mine cooling, and is convenient for effectively filtering and intercepting the treated water, and effectively filtering out the coal mine debris inside.

[0031] The working principle and usage process of the present utility model: First, the coal mine mined is conveniently conveyed through the coal conveying belt 2 inside the support plate 1. And during the coal mine conveying process, based on the spray cooling mechanism composed of the water storage tank 3, the support 4, the liquid collection box 5, the cooling spray head 6 and the infusion pipe 7, it is convenient to use the cooling spray head 6 to spray the cooling water in the water storage tank 3 onto the coal conveying belt 2 to realize the cooling treatment of the conveyed coal mine.

[0032] And when the cooling spray head 6 sprays cooling water for cooling, the driving motor 17 is started, and the driving motor 17 is used to drive the extrusion cam 16 to rotate. After the extrusion cam 16 rotates, it will squeeze the convex block 15 on the side of the rotating connecting rod 8, so as to drive the rotating connecting rod 8 to be squeezed and deflected by the extrusion cam 16. Further, the rotating connecting rod 8 drives the mounting beam 9, the connecting rod 10 and the arc-shaped copying plate 12 to deflect. With the reset support of the support spring 13, the rotating connecting rod 8 deflects reciprocally under the extrusion of the extrusion cam 16, so that the arc-shaped copying plate 12 can reciprocally turn over and copy the coal mine, realizing the turning of the coal mine, avoiding the phenomenon of uneven and incomplete heat dissipation caused by the accumulation of the coal mine during cooling, and improving the heat dissipation and cooling effect of the coal mine.

[0033] And when the cooling spray head 6 sprays cooling water to cool the coal mine, the storage tank 18 provided at the bottom of the support plate 1 is convenient for quickly concentrating the sewage carrying coal mine debris to the discharge slot 19, and the sewage is conveniently conveyed to the collection box 20 through the discharge slot 19, so as to conveniently and quickly collect the treated water after cooling during the coal mine cooling process.

[0034] And during the process of the treated water entering the collection box 20 through the discharge slot 19, the fitting slot 22, the collection frame 23 and the blocking net 24 can effectively filter and intercept the treated water, filter out the coal mine debris in the sewage after spraying, and the treated cooling water can be further conveyed back to the water storage tank 3 through the connecting pipe 21, so as to facilitate the treatment and reuse of the cooling water, save the waste of water resources, and the collection frame 23 is easy to disassemble, which is convenient for conveniently cleaning the intercepted coal mine debris.

[0035] Finally, it should be noted that the above are only preferred examples of the present utility model and are not used to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A coal transportation and cooling device for coal mines, comprising a support plate (1), wherein the inner side of the top of the support plate (1) is rotatably connected with a coal transportation conveyor belt (2), and it is characterized in that: On both sides of the bottom of the support plate (1), two water storage tanks (3) are symmetrically installed. At the corresponding positions of the two side edges at the top of the support plate (1) with respect to the water storage tanks (3), supports (4) are fixedly installed. At the top end of the support (4), a liquid collecting box (5) is fixedly installed, and a number of cooling spray nozzles (6) are equidistantly connected to the bottom of the liquid collecting box (5). One end of the liquid collecting box (5) is connected to the side of the water storage tank (3) through a liquid delivery pipe (7). On the front and rear side edges of the support plate (1), at the position between the two supports (4), a rotating connecting rod (8) is rotatably connected. Inside the top end of the rotating connecting rod (8), a mounting beam (9) is fixedly connected. On one side edge of the mounting beam (9), a connecting rod (10) is embedded and installed. At the bottom end of the connecting rod (10), an arc-shaped scraping plate (12) is fixedly connected. On one side edge of the rotating connecting rod (8), a support spring (13) is connected, and the end of the support spring (13) is fixedly installed on the side of the support plate (1) through a mounting plate (14). On the other side edge of the rotating connecting rod (8), a convex block (15) is installed. On the front and rear side edges of the support plate (1), at the position on one side of the convex block (15), a driving motor (17) is fixedly installed. The driving motor (17) is powered by an external power supply. At the end of the output shaft of the driving motor (17), at the position corresponding to the side of the convex block (15), an extrusion cam (16) is connected.

2. The coal transportation and cooling device for coal mines according to claim 1, characterized in that: An infusion pump is installed in the water storage tank (3). The infusion pump is connected to the liquid delivery pipe (7), and the liquid delivery pipe (7) transports the cooling water in the water storage tank (3) to the liquid collecting box (5). The liquid collecting box (5) is communicated with the cooling spray nozzles (6).

3. The coal transportation and cooling device for coal mines according to claim 1, characterized in that: On one side edge of the mounting beam (9), a mounting slot is opened. The connecting rod (10) is embedded and clamped in the mounting slot, and the connecting rod (10) is detachably connected to the mounting beam (9) through a fixing bolt (11).

4. A coal transportation and cooling device for coal mines according to claim 1, characterized in that: The positions of the extrusion cam (16) and the convex block (15) correspond to each other, and the edges of both the extrusion cam (16) and the convex block (15) are smooth circular arcs, and the edges of the extrusion cam (16) and the convex block (15) are in contact with each other.

5. The coal transportation and cooling device for coal mines according to claim 1, characterized in that: At the inner bottom of the support plate (1), a storage groove (18) is opened. At the central position of the storage groove (18), three groups of discharge grooves (19) are equidistantly opened. At the position between the two water storage tanks (3) at the bottom of the support plate (1), a collection box (20) is installed. The two side edges of the collection box (20) are connected to the water storage tank (3) through a communicating pipe (21). At the top side edge of the collection box (20), a fitting slot (22) is opened. Inside the fitting slot (22), a collection frame (23) is embedded and clamped, and an intercepting net (24) is arranged at the inner bottom of the collection frame (23).

6. The coal transportation and cooling device for coal mines according to claim 5, characterized in that: The cross-section of the storage groove (18) is trapezoidal. The positions of the collection box (20) and the discharge grooves (19) correspond to each other, and the collection box (20) is communicated with the discharge grooves (19). The height of the collection frame (23) is higher than the height of the communicating pipe (21).

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