Belt conveyor discharging hopper with dust hood
By introducing an adjustable positional suction cover and flexible air shield into the discharge hopper, combined with a negative pressure dust collector, the dust problem during the transport of powdered materials is solved, and efficient dust removal and environmental protection are achieved.
Patent Information
- Application Number
- CN202422322133.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-23
- Publication Date
- 2025-07-22
- Estimated Expiration
- 2034-09-23
AI Technical Summary
The existing unloading hoppers are prone to dust when transporting powdered materials, resulting in environmental pollution and waste of materials, and the existing dust removal system is not effective.
Design a belt machine unloading hopper with a vacuum cleaner, including a moving cross pipe, a suction cover, a air duct and a negative pressure dust collector. The air hood can be adjusted in position, and the flexible air shield can be bent to block dust, and combine it with a negative pressure dust collector to achieve efficient dust removal.
Effectively avoid dust spillage, it is suitable for loading and unloading of powdered materials such as grain and cement clinker, improving dust removal effect, reducing environmental pollution and material waste.
Smart Images
Figure CN223133566U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of discharging hoppers, and particularly relates to a belt conveyor discharging hopper with a dust suction hood. Background Art
[0002] A belt discharger is a conveying device widely used in production, mainly applied to occasions where there is a discharging requirement for a belt conveyor, and can achieve multi-point batching and batching at different locations. When used for the conveying of solid materials, especially powder materials, a large amount of dust is often generated during fixed-point discharging of the discharging hopper, which easily causes the dust to disperse everywhere, pollutes the environment, and also causes waste of materials.
[0003] Therefore, a dust removal system is generally arranged for the batching hopper. The existing hoppers generally adopt a water spraying dust removal system, which is not applicable to the loading and unloading operations of powdery materials such as grains and cement clinker. In addition, the existing hoppers also use a fan to suck the dust in the hopper, but the position of the dust suction port is fixed, and the dust suction and dust removal effect is not good. Summary of the Invention
[0004] The purpose of the utility model is to provide a belt conveyor discharging hopper with a dust suction hood, which can adjust the position of the dust suction port, improve the dust removal effect, and effectively avoid the overflow of dust in the hopper.
[0005] To this end, the utility model provides a belt conveyor discharging hopper with a dust suction hood, including a hopper, two parallel fixed cross beams are arranged at the top of the hopper; it also includes a movable cross pipe, the movable cross pipe is slidably connected between the two fixed cross beams; at least one suction hood is connected to the movable cross pipe, and the suction port of the suction hood faces towards the inside of the hopper; an air duct, one end of the air duct is communicated with the movable cross pipe, and the other end of the air duct is connected with a negative pressure dust collector; a flexible wind baffle, the flexible wind baffle is installed along the length direction of the movable cross pipe, multiple connecting ropes are arranged at the top of the flexible wind baffle, and the connecting ropes are detachably connected to the movable cross pipe, so that the flexible wind baffle bends towards the inside of the hopper.
[0006] Preferably, sliding grooves are respectively arranged on the two fixed cross beams, and the sliding grooves are arranged along the length direction of the fixed cross beams; the movable cross pipe is vertically and slidably connected between the two sliding grooves.
[0007] Preferably, moving wheels are respectively arranged at both ends of the movable cross pipe, and the moving wheels roll along the sliding grooves.
[0008] Preferably, a vertical first connecting plate is connected to the movable cross pipe, and the moving wheel is connected to the first connecting plate.
[0009] Preferably, a second connecting plate is vertically connected to the top of the first connecting plate, and the second connecting plate is located at the top of the slideway; vertical limiting grooves communicating with each other are provided on the second connecting plate and the slideway, and a limiting bolt is inserted into the limiting groove to limit the rolling of the moving wheel.
[0010] Preferably, through holes are provided on the moving horizontal pipe, the suction hood is connected in the through holes, and the suction hood communicates with the moving horizontal pipe.
[0011] Preferably, a fixing groove with an upward opening is provided on the moving horizontal pipe, and the fixing groove is arranged along the length direction of the moving horizontal pipe; the flexible wind baffle is rectangular, and the bottom of the flexible wind baffle is inserted and fixed in the fixing groove.
[0012] Preferably, a plurality of fixing rings corresponding to the connecting rope are provided on the moving horizontal pipe, a hook is provided on the connecting rope, and the hook can be hung in the fixing ring.
[0013] Preferably, a plurality of brackets are provided on the fixed cross beam and the hopper, and the brackets are used for supporting the air duct.
[0014] Compared with the prior art, the advantages and positive effects of the present utility model are as follows: The present utility model provides a belt conveyor discharging hopper with a dust suction hood, including a hopper, and two parallel fixed cross beams are provided at the top of the hopper; it further includes a moving horizontal pipe, and the moving horizontal pipe is slidably connected between the two fixed cross beams; at least one suction hood is connected to the moving horizontal pipe, and the suction port of the suction hood faces the inside of the hopper; an air duct, one end of the air duct communicates with the moving horizontal pipe, and the other end of the air duct is connected to a negative pressure dust collector; a flexible wind baffle, the flexible wind baffle is installed along the length direction of the moving horizontal pipe, and a plurality of connecting ropes are provided at the top of the flexible wind baffle, and the connecting ropes are detachably connected to the moving horizontal pipe, so that the flexible wind baffle bends towards the inside of the hopper. The dust suction and dust prevention effect of the belt conveyor discharging hopper with a dust suction hood of the present utility model is good, and the dust overflow inside the hopper can be effectively avoided. The belt conveyor discharging hopper with a dust suction hood of the present utility model is applicable to the loading and unloading operations of powdery materials such as grains and cement clinkers. The suction hood, the moving horizontal pipe, the air duct and the negative pressure dust collector are connected in series, and the negative pressure dust collector can provide power, so that the dust inside the hopper can be discharged from the hopper through the suction hood, the moving horizontal pipe, the air duct and the negative pressure dust collector, thereby achieving a dust removal effect on the hopper. The flexible wind baffle bends towards the inside of the hopper, which can effectively block the dust inside the hopper and effectively avoid the dust overflow inside the hopper.
[0015] After reading the specific embodiments of the present utility model in conjunction with the accompanying drawings, other features and advantages of the present utility model will become clearer. Description of the Drawings
[0016] Figure 1 is a schematic structural diagram of an embodiment of the belt conveyor discharging hopper with a dust suction hood of the present utility model;
[0017] Figure 2 is a partial schematic structural diagram of an embodiment of the belt conveyor discharging hopper with a dust suction hood of the present utility model;
[0018] Figure 3 is a schematic structural diagram of an embodiment of the belt conveyor discharging hopper with a dust suction hood of the present utility model;
[0019] Figure 4 is Figure 3 an enlarged view of part A in
[0020] Figure 5 is a partial schematic structural diagram of an embodiment of the belt conveyor discharging hopper with a dust suction hood of the present utility model. Detailed implementation manners
[0021] In order to make the purpose, technical solutions and advantages of the present utility model clearer, the following will further elaborate on the present utility model in detail in conjunction with the drawings and embodiments.
[0022] As Figures 1 - 5 shown, the belt conveyor discharging hopper with a dust suction hood of the present utility model includes a hopper, and two parallel fixed cross beams 11 are provided at the top of the hopper; it further includes a movable cross tube 20, and the movable cross tube 20 is slidably connected between the two fixed cross beams 11; at least one suction hood 30 is connected to the movable cross tube 20, and the suction port of the suction hood 30 faces towards the inside of the hopper 10; an air duct, one end of the air duct is connected to the movable cross tube 20 in communication, and the other end of the air duct is connected to a negative pressure dust collector 40; a flexible wind baffle 60, the flexible wind baffle 60 is installed along the length direction of the movable cross tube 20, and a plurality of connecting ropes 61 are provided at the top of the flexible wind baffle 60, and the connecting ropes 61 are detachably connected to the movable cross tube 20, so that the flexible wind baffle 60 bends towards the inside of the hopper 10.
[0023] The suction hood 30, the movable cross tube 20, the air duct and the negative pressure dust collector 40 are connected in communication in sequence. The negative pressure dust collector 40 can provide power, so that the dust in the hopper 10 can be discharged from the hopper 10 through the suction hood 30, the movable cross tube 20, the air duct and the negative pressure dust collector 40, thereby achieving a dust removal effect on the hopper 10.
[0024] The movable cross tube 20 can move, so that the suction hood 30 can move, to adjust the position of the dust suction port of the suction hood 30 and improve the dust suction and dust removal effect. The flexible wind baffle 60 bends towards the inside of the hopper 10, which can effectively block the dust in the hopper 10 and effectively prevent the dust in the hopper 10 from overflowing.
[0025] In this embodiment, the hopper is in the shape of a cuboid, and vertical columns 12 are respectively provided at the four corners of the hopper. A fixed cross beam 11 is connected to the top of every two columns 12, and the two fixed cross beams 11 are parallel to each other.
[0026] The movable cross pipe 20 is vertically arranged between the two fixed cross beams 11. Among them, slide ways 13 are respectively provided on the two fixed cross beams 11, and the slide ways 13 are arranged along the length direction of the fixed cross beams 11; moving wheels 21 are respectively provided at both ends of the movable cross pipe 20, and the moving wheels 21 roll along the slide ways 13, so that the movable cross pipe 20 can be slidably connected between the two slide ways 13.
[0027] A vertical first connecting plate 22 is connected to the movable cross pipe 20, and the moving wheels 21 are connected to the first connecting plate 22; the connection method can be a common connection method in the technical field, and no specific limitation is made here.
[0028] A second connecting plate 23 is vertically connected to the top of the first connecting plate 22, and the second connecting plate 23 is located at the top of the slide way 13; vertical limiting grooves are provided on the second connecting plate 23 and the slide way 13, and a limiting bolt 24 is inserted into the limiting groove to limit the rolling of the moving wheel 21. After moving the movable cross pipe 20 to the set position, the limiting bolt 24 can be inserted into the limiting groove, so that the moving wheel 21 cannot rotate, thereby the movable cross pipe 20 can be limited, and the movable cross pipe 20 can be fixed at the set position.
[0029] A through hole (not shown in the figure) is provided on the movable cross pipe 20, and the suction hood 30 is connected to the through hole, and the suction hood 30 is communicated with the movable cross pipe 20. The fixing method of the suction hood 30 can be welding fixation or a common fixing method in the field, and no specific limitation is made here.
[0030] Both ends of the suction hood 30 are open. One open end of the suction hood 30 is butted against the through hole on the movable cross pipe 20, and the other open end of the suction hood 30 faces the inside of the hopper 10. The diameter of the other open end of the suction hood 30 is larger than the diameter of one open end of the suction hood 30, which is convenient for more effectively absorbing the dust in the hopper 10.
[0031] The flexible wind baffle 60 can be made of rubber, has good elasticity and can be bent and deformed.
[0032] The flexible wind baffle 60 can be rectangular. The length of the flexible wind baffle 60 can be equal to or 10 cm - 50 cm smaller than the length of the movable cross pipe 20, and the width of the flexible wind baffle 60 can be 30 - 100 cm, so as to effectively block the dust.
[0033] The flexible wind baffle 60 is fixed on the movable cross pipe 20 along the length direction of the movable cross pipe 20. Specifically, a fixing groove 25 is provided on the pipe wall of the movable cross pipe 20. The opening of the fixing groove 25 faces upward, and the fixing groove 25 is arranged along the length direction of the movable cross pipe 20. The bottom of the flexible wind baffle 60 is inserted and fixed in the fixing groove 25, so that the flexible wind baffle 60 can be fixed on the movable cross pipe 20.
[0034] In other preferred embodiments, the fixing manner of the flexible wind baffle 60 can also be a common fixing manner in the technical field, and no specific limitation is made here.
[0035] A plurality of connecting ropes 61 are fixedly arranged at equal intervals on the top of the flexible wind baffle 60. The length of the connecting rope 61 is less than the width of the flexible wind baffle 60. The connecting manner of the connecting rope 61 can be a common connecting manner in the technical field, and no specific limitation is made here.
[0036] Two rows of fixing rings are provided on the movable cross pipe 20. The two rows of fixing rings are arranged along the length direction of the movable cross pipe 20, and the two rows of fixing rings are symmetrically located on both sides of the fixing groove 25.
[0037] Each row includes a plurality of fixing rings 26. The distance between adjacent two fixing rings 26 is equal to the distance between adjacent two connecting ropes 61. The fixing rings 26 and the connecting ropes 61 correspond to each other one by one; hooks are provided on the connecting ropes 61, and the hooks can be hooked in the fixing rings 26; thus, the flexible wind baffle 60 can be bent into the hopper 10. By bending the flexible wind baffle 60, the dust in the hopper 10 can be blocked, preventing the dust from overflowing from the hopper 10 and better improving the dust removal and overflow prevention effect.
[0038] As Figure 3 、 Figure 5 shown, fixing rings 26 are respectively provided on the left side and the right side of the fixing groove 25. When discharging on the right side of the hopper 10, first move the movable cross pipe 20 to the leftmost side of the hopper 10, and connect the connecting rope 61 to the fixing ring 26 on the right side, so that the flexible wind baffle 60 bends to the right (bends into the hopper 10).
[0039] When discharging on the left side of the hopper 10, first move the movable cross pipe 20 to the rightmost side of the hopper 10, and connect the connecting rope 61 to the fixing ring 26 on the left side, so that the flexible wind baffle 60 bends to the left (bends into the hopper 10).
[0040] In this embodiment, the air duct includes a first air duct 41 and a second air duct 42 that are connected and communicated. The first air duct 41 is connected and communicated with the movable cross pipe 20 through a rotary joint pipe, and the second air duct 42 is connected with a negative pressure dust collector 40.
[0041] Preferably, the adapter pipe is connected to one end of the movable horizontal pipe 20, and the adapter pipe communicates with the first air duct 41. During the movement of the movable horizontal pipe 20, the first air duct 41 also moves along with the movable horizontal pipe 20. The shape of the adapter pipe is not specifically limited, and it is preferred to facilitate the connection between the movable horizontal pipe 20 and the first air duct 41.
[0042] Preferably, the first air duct 41 can be an expansion pipe commonly used in the technical field, and no specific limitation is made here. Through the expansion and contraction of the first air duct 41, it is convenient to realize the movement of the first air duct 41 along with the movable horizontal pipe 20, and it can avoid the first air duct 41 falling off, tilting, toppling or bending and breaking during the movement. As Figure 3 shown, the movable horizontal pipe 20 can move left and right; when the movable horizontal pipe 20 moves to the left, the first air duct 41 moves to the left along with the movable horizontal pipe 20; if the first air duct 41 is an expansion pipe, the first air duct 41 can be pulled and stretched to move. When the movable horizontal pipe 20 moves to the right, the first air duct 41 moves to the right along with the movable horizontal pipe 20; if the first air duct 41 is an expansion pipe, the first air duct 41 can retract to move, which can effectively avoid the first air duct from falling off, tilting, toppling or bending and breaking during the movement.
[0043] Preferably, a plurality of first brackets 14 are equidistantly arranged inside the fixed cross beam 11. The plurality of first brackets 14 are arranged along the length direction of the fixed cross beam 11, and the first brackets 14 are located below the slideway 13. The first air duct 41 is supported on the first brackets 14, and the first brackets 14 are used to support the first air duct 41 to avoid the first air duct 41 falling off, tilting or toppling during the movement.
[0044] In this embodiment, the slideway 13 can be arranged on the top of the fixed cross beam 11, and the first brackets 14 can be arranged inside the fixed cross beam 11. The first brackets 14 are located below the slideway 13.
[0045] In this embodiment, the first air duct 41 is basically arranged in the horizontal direction, and the second air duct 42 is basically arranged in the vertical direction. The first air duct 41 and the second air duct 42 can be hermetically connected through an L-shaped adapter pipe, and the hermetic connection method is a common connection method in the technical field, and no specific limitation is made here.
[0046] On the outer wall of the hopper 10, a plurality of second brackets can be successively arranged from top to bottom. The second air duct 42 is fitted in the second brackets; the second brackets can play a limiting role on the second air duct 42 to avoid the second air duct 42 from tilting or toppling.
[0047] The second bracket can be U-shaped, and the open end of the second bracket can be fixed on the outer wall of the hopper 10 to form a limiting space; the second air duct 42 can be arranged in the limiting space formed by the second bracket and the outer wall of the hopper 10, effectively avoiding the second air duct 42 from tilting or toppling.
[0048] A negative pressure dust collector 40 is connected to the bottom of the second air duct 42. The negative pressure dust collector 40 can be a common negative pressure dust collector in the technical field. Through the negative pressure dust collector, the dust in the hopper 10 can be sucked, effectively avoiding the overflow of the dust in the hopper 10.
[0049] A movable baffle 50 is also connected to the bottom of the movable horizontal pipe 20. Specifically, a first fixing plate 51 and a second fixing plate 52 are connected to the top of the movable baffle 50. The first fixing plate 51 and the second fixing plate 52 are respectively located on the left and right sides of the movable baffle 50; the first fixing plate 51 is perpendicular to the movable baffle 50, and the second fixing plate 52 is perpendicular to the movable baffle 50; the first fixing plate 51 and the second fixing plate 52 are in the same plane, and first through holes 53 are respectively provided on the first fixing plate 51 and the second fixing plate 52. A third connecting plate 27 is horizontally arranged at the bottom of the movable horizontal pipe 20. Both sides of the third connecting plate 27 extend out of the movable horizontal pipe 20, and second through holes 28 are respectively provided on the two extended sides of the third connecting plate 27.
[0050] The third connecting plate 27 is connected to the first fixing plate 51 or the second fixing plate 52. The movable baffle 50 is received into the hopper 10 and is arranged along the length direction of the movable horizontal pipe 20. The movable baffle 50 vertically extends into the hopper 10. The movable baffle 50 can play a role in limiting and blocking the dust in the hopper 10, so that as much dust as possible in the hopper 10 can be sucked into the dust suction hood 30. By providing the movable baffle 50, the dust in the hopper 10 can be limited, which is beneficial to the aggregation of the dust towards the air suction hood 30, facilitating the air suction hood 30 to suck the dust and improving the dust suction effect.
[0051] As Figure 3 、 Figure 4 shown, when unloading on the right side of the hopper 10 (the material is poured into the hopper 10 from the right side of the hopper 10), first move the movable horizontal pipe 20 to the leftmost side of the hopper 10, and the second fixing plate 52 on the right side of the movable baffle 50 is connected to the left side of the third connecting plate 27. Specifically, the second fixing plate 52 is attached and lapped on the third connecting plate 27, and the first through hole 53 on the second fixing plate 52 corresponds to the second through hole 28 on the left side of the third connecting plate 27, and a connecting bolt is passed through, so that the second fixing plate 52 can be fixedly connected to the third connecting plate 27.
[0052] When discharging materials on the left side of the hopper 10 (the materials are poured into the hopper 10 from the left side of the hopper 10), first move the movable horizontal pipe 20 to the rightmost side of the hopper 10. The first fixing plate 51 on the left side of the movable baffle 50 is connected to the right side of the third connecting plate 27. Specifically, the first fixing plate 51 is fitted and lapped on the third connecting plate 27. The first through hole 53 on the first fixing plate 51 corresponds to the second through hole 28 on the right side of the third connecting plate 27 and is penetrated by a connecting bolt, so that the first fixing plate 51 can be fixedly connected to the third connecting plate 27.
[0053] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, for those of ordinary skill in the art, it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions required to be protected by the present invention.
Claims
1. A belt conveyor discharge hopper with a dust suction hood, comprising a hopper, wherein two parallel fixed cross beams are arranged at the top of the hopper, and it is characterized in that, It further includes a movable cross tube, which is slidably connected between the two fixed cross beams; at least one suction hood is connected to the movable cross tube, and the suction port of the suction hood faces into the hopper; An air duct, one end of the air duct is communicated with the movable cross tube, and the other end of the air duct is connected with a negative pressure dust collector; A flexible wind baffle, the flexible wind baffle is installed along the length direction of the movable cross tube, and a plurality of connecting ropes are arranged at the top of the flexible wind baffle, and the connecting ropes are detachably connected to the movable cross tube, so that the flexible wind baffle bends towards the inside of the hopper.
2. The belt conveyor discharging hopper with a dust suction hood according to claim 1, wherein, Slides are respectively arranged on the two fixed cross beams, and the slides are arranged along the length direction of the fixed cross beams; The movable cross tube is vertically and slidably connected between the two slides.
3. The belt conveyor discharging hopper with a dust suction hood according to claim 2, wherein, Moving wheels are respectively arranged at both ends of the movable cross tube, and the moving wheels roll along the slides.
4. The belt conveyor discharging hopper with a dust suction hood according to claim 3, wherein, A vertical first connecting plate is connected to the movable cross tube, and the moving wheel is connected to the first connecting plate.
5. The belt conveyor discharging hopper with a dust suction hood according to claim 4, wherein, A second connecting plate is vertically fixed at the top of the first connecting plate, and the second connecting plate is located at the top of the slide; Vertical limiting grooves are arranged on the second connecting plate and the slide and are communicated with each other. By inserting a limiting bolt into the limiting groove, the rolling of the moving wheel is limited.
6. The belt conveyor discharging hopper with a dust suction hood according to claim 1, wherein, Through holes are arranged on the movable cross tube, the suction hood is connected in the through holes, and the suction hood is communicated with the movable cross tube.
7. The belt conveyor discharging hopper with a dust suction hood according to claim 1, wherein, A fixing groove with an upward opening is arranged on the movable cross tube, and the fixing groove is arranged along the length direction of the movable cross tube; The flexible wind baffle is rectangular, and the bottom of the flexible wind baffle is inserted and fixed in the fixing groove.
8. The belt conveyor discharging hopper with a dust suction hood according to claim 1, wherein, A plurality of fixing rings corresponding to the connecting ropes are arranged on the movable cross tube, hooks are arranged on the connecting ropes, and the hooks can be hooked in the fixing rings.
9. The belt conveyor discharging hopper with a dust suction hood according to claim 1, wherein, A plurality of brackets are arranged on the fixed cross beam and the hopper, and the brackets are used for supporting the air duct.