Coal conveying spray dust removal device

Abstract

The utility model discloses a coal conveying spray dust removal device which comprises a conveying mechanism, a shielding mechanism and a dust removal mechanism, and the shielding mechanism comprises a shielding support, a top plate and a rotation driving piece; the dust removal mechanism comprises a plurality of sprayers, and all the sprayers are installed on the top plate and used for spraying water mist towards the discharging end of the conveying mechanism. The coal conveying spray dust removal device has the advantages that the top plate is rotated to the first position above the discharging end of the conveying mechanism by rotating the driving part, diffusion of coal dust can be stopped through the top plate, meanwhile, water mist is sprayed to the discharging end of the conveying mechanism through the sprayer, and therefore the coal dust and the water mist are combined to fall, and dust removal efficiency is improved. And the dust falling effect on coal dust can be greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of dust removal devices, in particular to a coal conveying spray dust removal device. Background Art

[0002] Thermal power plants rely on the heat energy generated by coal combustion to generate electricity. Therefore, thermal power plants are all equipped with coal conveyor belts. When the coal conveyor belt is used to transport coal, coal dust will be generated at the output end of the belt conveyor due to the throwing of coal. This coal dust not only pollutes the environment, but also poses the risk of coal dust explosion. Therefore, a dust removal device must be installed at the head of the coal conveyor belt.

[0003] The existing dust removal device (see Chinese utility model patent with publication number CN217961831U) usually only performs dust reduction by spraying, and the dust removal function is weak. Utility Model Content

[0004] The utility model aims to overcome the above technical deficiencies and proposes a coal conveying spray dust removal device to solve the technical problem that the prior art only uses spraying to reduce dust and has weak dust removal function.

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

[0006] The utility model provides a coal conveying spray dust removal device, comprising: a conveying mechanism;

[0007] A shielding mechanism, the shielding mechanism comprising a shielding bracket, a top plate and a rotating drive member, the shielding bracket is fixed to the conveying mechanism, one end of the top plate is hinged to the shielding bracket, the rotating drive member is connected to the top plate and is used to rotate the top plate to a first position above the discharge end of the conveying mechanism, or to rotate the top plate to a second position above the middle of the conveying mechanism; and

[0008] The dust removal mechanism comprises a plurality of sprayers, each of which is mounted on the top plate and is used for spraying water mist toward the discharge end of the conveying mechanism.

[0009] In some embodiments, the conveying mechanism includes a conveying bracket, two conveying wheels, a conveying belt and a conveying driving member. The two conveying wheels are respectively rotatably arranged at the two ends of the conveying bracket, and the two ends of the conveying belt are respectively wrapped around the two conveying wheels. The conveying driving member is connected to the two conveying wheels and is used to drive the two conveying wheels to rotate. The shielding bracket is fixed to the conveying bracket.

[0010] In some embodiments, there are two shielding brackets, and the two shielding brackets are respectively fixed on both sides of the conveying bracket; the rotating driving member includes a rotating shaft, a first gear, a driving motor and a second gear, and the two ends of the rotating shaft are respectively rotatably set on the two shielding brackets, the top plate is fixed to the rotating shaft, the first gear is fixedly sleeved on the rotating shaft, the housing of the driving motor is fixed to the shielding bracket, the second gear is fixedly sleeved on the output shaft of the driving motor, and the second gear is meshed with the first gear.

[0011] In some embodiments, the shielding mechanism also includes a first support rod, a first support plate and a first support leg, the first support rod is fixed to the conveying bracket, the first support plate is fixed to the upper end of the first support rod, and the first support leg is fixed to the top plate. When the top plate rotates to the first position, the first support leg rests on the first support plate.

[0012] In some embodiments, the shielding mechanism also includes a second support rod, a second support plate and a second support leg, the second support rod is fixed to the conveying bracket, the second support plate is fixed to the upper end of the second support rod, and the second support leg is fixed to the top plate. When the top plate rotates to the second position, the second support leg rests on the second support plate.

[0013] In some embodiments, the shielding mechanism further includes a cover cloth, and the cover cloth is fixed below the periphery of the top plate.

[0014] In some embodiments, the dust removal mechanism further comprises a water pump, wherein an outlet of the water pump is connected to an inlet of each of the sprayers.

[0015] In some embodiments, a closed water channel is formed in the top plate, and a plurality of water outlet holes connected to the water channel and a water inlet connected to the water channel are provided on the top plate, the inlet of each of the sprayers is connected to the corresponding water outlet hole, and the outlet of the water pump is connected to the water inlet.

[0016] In some embodiments, the outlet of the water pump is connected to the water inlet via a connecting hose.

[0017] In some embodiments, the conveying mechanism further includes a base, the base is fixedly connected to the conveying support via a plurality of vertical beams, a plurality of rollers are installed below the base, and a brake device is provided on the rollers.

[0018] Compared with the prior art, the coal conveying spray dust removal device provided by the utility model has the following beneficial effects: when in use, before using the conveying mechanism, the top plate is first rotated to the first position above the discharge end of the conveying mechanism by rotating the driving member. After the conveying mechanism starts working, the coal dust generated by the coal thrown out at the output end of the conveying mechanism will be blocked by the top plate when it spreads upward. The top plate can block the diffusion of the coal dust, and at the same time, water mist is sprayed to the discharge end of the conveying mechanism by the sprayer, so that the coal dust is combined with the water mist and falls. When the conveying mechanism is not in use, the utility model rotates the top plate to the second position above the middle of the conveying mechanism by rotating the driving member, thereby reducing the volume occupied by the entire device and facilitating transportation and storage. The utility model rotates the top plate to the first position above the discharge end of the conveying mechanism by rotating the driving member, and can block the diffusion of the coal dust by the top plate, and at the same time, water mist is sprayed to the discharge end of the conveying mechanism by the sprayer, so that the coal dust is combined with the water mist and falls, which can greatly improve the dust reduction effect on the coal dust. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural schematic diagram of the coal conveying spray dust removal device provided by one embodiment of the utility model when the top plate rotates to the first position;

[0020] Figure 2 yes Figure 1 A schematic diagram of the structure of the shielding bracket in FIG.

[0021] Figure 3 yes Figure 2 A partial enlarged view of the middle area A;

[0022] Figure 4 yes Figure 1 A schematic diagram of the structure of the coal conveying spray dust removal device when the top plate rotates to the second position;

[0023] Figure 5 yes Figure 4 A schematic diagram of the structure of the shielding bracket in FIG.

[0024] Explanation of the accompanying drawings: 1-conveying mechanism, 11-conveying bracket, 12-conveying wheel, 13-conveying belt, 14-conveying driving member, 15-base, 16-vertical beam, 17-roller, 2-shielding mechanism, 21-shielding bracket, 22-top plate, 221-water channel, 222-water outlet, 223-water inlet, 23-rotating driving member, 231-rotating shaft, 232-first gear, 233-second gear, 24-first support rod, 25-first support plate, 26-first leg, 27-second support rod, 28-second support plate, 29-second leg, 210-cover cloth, 3-dust removal mechanism, 31-sprayer, 32-water pump, 33-connecting hose. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0026] In order to solve the technical problem that dust reduction is only performed by spraying in the prior art and the dust removal function is weak, the utility model provides a coal conveying spray dust removal device, which can achieve effective dust reduction.

[0027] It should be noted that the coal conveying spray dust removal device described in the utility model is used for but not limited to coal conveying spray dust removal, etc. For the convenience of explanation, in the utility model, only the application of the coal conveying spray dust removal device to coal conveying spray dust removal is taken as an example for explanation, and the principle of applying the coal conveying spray dust removal device to other types of equipment is essentially the same as the principle applied to the coal conveying spray dust removal equipment, which will not be elaborated here.

[0028] See also Figure 1 , Figure 1 Schematic diagram of the structure of a coal conveying spray dust removal device in one embodiment of the utility model. The coal conveying spray dust removal device includes a conveying mechanism 1, a shielding mechanism 2 and a dust removal mechanism 3.

[0029] See also Figure 1-Figure 5 The shielding mechanism 2 includes a shielding bracket 21, a top plate 22 and a rotating driving member 23. The shielding bracket 21 is fixed to the conveying mechanism 1. One end of the top plate 22 is hinged to the shielding bracket 21. The rotating driving member 23 is connected to the top plate 22 and is used to rotate the top plate 22 to a first position above the discharge end of the conveying mechanism 1, or to rotate the top plate 22 to a second position above the middle of the conveying mechanism 1.

[0030] The dust removal mechanism 3 includes a plurality of sprayers 31 , each of which is mounted on the top plate 22 and is used to spray water mist toward the discharge end of the conveying mechanism 1 .

[0031] When in use, before using the conveying mechanism 1, the top plate 22 is first rotated to a first position (such as Figure 1 and Figure 2 As shown in the figure, after the conveying mechanism 1 starts working, the coal dust generated by the coal thrown out at the output end of the conveying mechanism 1 will be blocked by the top plate 22 when it spreads upward. The top plate 22 can block the diffusion of the coal dust, and at the same time, the sprayer 31 sprays water mist to the discharge end of the conveying mechanism 1, so that the coal dust and the water mist are combined and fall. When the conveying mechanism 1 is not in use, the utility model rotates the top plate 22 to the second position (as shown in the figure) located above the middle of the conveying mechanism 1 by rotating the driving member 23. Figure 4 and Figure 5 The utility model can reduce the volume occupied by the whole device and facilitate transportation and storage by rotating the driving member 23 to rotate the top plate 22 to the first position above the discharge end of the conveying mechanism 1, so that the top plate 22 can block the diffusion of coal dust, and at the same time, the sprayer 31 sprays water mist to the discharge end of the conveying mechanism 1, so that the coal dust and the water mist are combined and fall, which can greatly improve the dust reduction effect on the coal dust.

[0032] In one embodiment, see Figure 1 and Figure 4 The conveying mechanism 1 includes a conveying bracket 11, two conveying wheels 12, a conveying belt 13 and a conveying driving member 14. The two conveying wheels 12 are rotatably arranged at the two ends of the conveying bracket 11, and the two ends of the conveying belt 13 are respectively wound around the two conveying wheels 12. The conveying driving member 14 is connected to the two conveying wheels 12 and is used to drive the two conveying wheels 12 to rotate. The shielding bracket 21 is fixed to the conveying bracket 11. In this embodiment, the conveying driving member 14 is two conveying motors, which are respectively connected to the two conveying wheels 12 and are used to drive the two conveying wheels 12 to rotate, thereby driving the conveying belt 13 to rotate.

[0033] In one embodiment, see Figure 1 and Figure 4 The conveying mechanism 1 also includes a base 15, which is fixedly connected to the conveying bracket 11 via a plurality of vertical beams 16. A plurality of rollers 17 are installed below the base 15, and a brake device (not shown) is provided on the roller 17. By providing the roller 17, the entire device can be easily moved.

[0034] In one embodiment, see Figure 1 and Figure 2 , the number of the shielding brackets 21 is two, and the two shielding brackets 21 are respectively fixed on both sides of the conveying bracket 11; the rotating driving member 23 includes a rotating shaft 231, a first gear 232, a driving motor and a second gear 233, the two ends of the rotating shaft 231 are respectively rotatably arranged on the two shielding brackets 21, the top plate 22 is fixed to the rotating shaft 231, the first gear 232 is fixedly sleeved on the rotating shaft 231, the housing of the driving motor is fixed to the shielding bracket 21, the second gear 233 is fixedly sleeved on the output shaft of the driving motor, and the second gear 233 is meshed with the first gear 232. When in use, the driving motor drives the second gear 233 to rotate, the second gear 233 drives the first gear 232 to rotate, the first gear 232 drives the rotating shaft 231 to rotate, and the rotating shaft 231 drives the top plate 22 to rotate.

[0035] In one embodiment, see Figure 1 and Figure 2 The shielding mechanism 2 also includes a first support rod 24, a first support plate 25 and a first support leg 26. The first support rod 24 is fixed to the conveying bracket 11, the first support plate 25 is fixed to the upper end of the first support rod 24, and the first support leg 26 is fixed to the top plate 22. When the top plate 22 rotates to the first position, the first support leg 26 rests on the first support plate 25, so that the top plate 22 can be kept in the first position.

[0036] In one embodiment, see Figure 4 and Figure 5 The shielding mechanism 2 also includes a second support rod 27, a second support plate 28 and a second support leg 29. The second support rod 27 is fixed to the conveying bracket 11, the second support plate 28 is fixed to the upper end of the second support rod 27, and the second support leg 29 is fixed to the top plate 22. When the top plate 22 rotates to the second position, the second support leg 29 rests on the second support plate 28, so that the top plate 22 can be kept in the second position.

[0037] In one embodiment, see Figure 1 and Figure 2 The shielding mechanism 2 further includes a cover cloth 210, and the cover cloth 210 is fixed below the periphery of the top plate 22. In this embodiment, by providing the cover cloth 210, the top plate 22 can be assisted to shield the coal dust and reduce the diffusion of the coal dust.

[0038] In one embodiment, see Figure 1 The dust removal mechanism 3 further includes a water pump 32, and the outlet of the water pump 32 is connected to the inlet of each of the sprayers 31. When in use, the inlet of the water pump 32 is connected to a water source, and the water pump 32 delivers water to each of the sprayers 31, and then sprays it out in a mist.

[0039] In one embodiment, see Figure 1-Figure 3 A closed water channel 221 is formed in the top plate 22, and a plurality of water outlet holes 222 and a water inlet 223 connected to the water channel 221 are formed on the top plate 22. The inlet of each sprayer 31 is connected to the corresponding water outlet hole 222, and the outlet of the water pump 32 is connected to the water inlet 223. By arranging the water channel 221 in the top plate 22, the overall aesthetics can be improved, and the water pipe exposure that affects the service life can be avoided.

[0040] In one embodiment, see Figure 1-Figure 3The outlet of the water pump 32 is connected to the water inlet 223 via a connecting hose 33. The connecting hose 33 should have a certain length so that when the top plate 22 rotates, the connecting hose 33 is long enough and will not be pulled or broken.

[0041] In order to better understand the present invention, the following Figures 1 to 5 The technical solution of the utility model is described in detail: when in use, before using the conveying mechanism 1, the top plate 22 is rotated to a first position (such as Figure 1 and Figure 2 As shown in the figure, after the conveying mechanism 1 starts working, the coal dust generated by the coal thrown out at the output end of the conveying mechanism 1 will be blocked by the top plate 22 when it spreads upward. The top plate 22 can block the diffusion of the coal dust, and at the same time, the sprayer 31 sprays water mist to the discharge end of the conveying mechanism 1, so that the coal dust and the water mist are combined and fall. When the conveying mechanism 1 is not in use, the utility model rotates the top plate 22 to the second position (as shown in the figure) located above the middle of the conveying mechanism 1 by rotating the driving member 23. Figure 4 and Figure 5 The utility model can reduce the volume occupied by the whole device and facilitate transportation and storage by rotating the driving member 23 to rotate the top plate 22 to the first position above the discharge end of the conveying mechanism 1, so that the top plate 22 can block the diffusion of coal dust, and at the same time, the sprayer 31 sprays water mist to the discharge end of the conveying mechanism 1, so that the coal dust and the water mist are combined and fall, which can greatly improve the dust reduction effect on the coal dust.

[0042] The specific implementation methods of the utility model described above do not constitute a limitation on the protection scope of the utility model. Any other corresponding changes and modifications made according to the technical concept of the utility model should be included in the protection scope of the claims of the utility model.

Claims

1. A coal conveying spray dust removal device, characterized in that: include: Conveying mechanism; A shielding mechanism, the shielding mechanism comprising a shielding bracket, a top plate and a rotating drive member, the shielding bracket is fixed to the conveying mechanism, one end of the top plate is hinged to the shielding bracket, the rotating drive member is connected to the top plate and is used to rotate the top plate to a first position above the discharge end of the conveying mechanism, or to rotate the top plate to a second position above the middle of the conveying mechanism; and The dust removal mechanism comprises a plurality of sprayers, each of which is mounted on the top plate and is used for spraying water mist toward the discharge end of the conveying mechanism.

2. The coal conveying spray dust removal device according to claim 1, characterized in that: The conveying mechanism includes a conveying bracket, two conveying wheels, a conveying belt and a conveying driving member. The two conveying wheels are rotatably arranged at the two ends of the conveying bracket respectively, and the two ends of the conveying belt are respectively wound around the two conveying wheels. The conveying driving member is connected to the two conveying wheels and is used to drive the two conveying wheels to rotate. The shielding bracket is fixed to the conveying bracket.

3. The coal conveying spray dust removal device according to claim 2, characterized in that: The number of the shielding brackets is two, and the two shielding brackets are respectively fixed on both sides of the conveying bracket; The rotating driving component includes a rotating shaft, a first gear, a driving motor and a second gear. The two ends of the rotating shaft are respectively rotatably set on the two shielding brackets. The top plate is fixed to the rotating shaft. The first gear is fixedly sleeved on the rotating shaft. The housing of the driving motor is fixed to the shielding bracket. The second gear is fixedly sleeved on the output shaft of the driving motor, and the second gear is meshed with the first gear.

4. The coal conveying spray dust removal device according to claim 2, characterized in that: The shielding mechanism also includes a first support rod, a first support plate and a first support leg, the first support rod is fixed to the conveying bracket, the first support plate is fixed to the upper end of the first support rod, and the first support leg is fixed to the top plate. When the top plate rotates to the first position, the first support leg rests on the first support plate.

5. The coal conveying spray dust removal device according to claim 2, characterized in that: The shielding mechanism also includes a second support rod, a second support plate and a second support leg, the second support rod is fixed to the conveying bracket, the second support plate is fixed to the upper end of the second support rod, and the second support leg is fixed to the top plate. When the top plate rotates to the second position, the second support leg rests on the second support plate.

6. The coal conveying spray dust removal device according to claim 2, characterized in that: The shielding mechanism also includes a cover cloth, and the cover cloth is fixed below the periphery of the top plate.

7. The coal conveying spray dust removal device according to claim 2, characterized in that: The dust removal mechanism further comprises a water pump, the outlet of which is connected to the inlet of each of the sprayers.

8. The coal conveying spray dust removal device according to claim 7, characterized in that: A closed water channel is formed in the top plate, and a plurality of water outlets and a water inlet connected to the water channel are provided on the top plate. The inlet of each sprayer is connected to the corresponding water outlet, and the outlet of the water pump is connected to the water inlet.

9. The coal conveying spray dust removal device according to claim 8, characterized in that: The outlet of the water pump is communicated with the water inlet via a connecting hose.

10. The coal conveying spray dust removal device according to claim 2, characterized in that: The input The conveying mechanism also includes a base, which is fixedly connected to the conveying bracket via a plurality of vertical beams. A plurality of rollers are installed below the base, and brake devices are arranged on the rollers.

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