Dust suppression system for blanking point

Abstract

The utility model discloses a blanking point dust suppression system, which relates to the technical field of material conveying and comprises a material guide groove, a dust blocking curtain, a spraying assembly and an elastic material guide assembly. The bottom of the guide chute is open, a blanking port is formed in the top of the guide chute, and a discharge port is formed in one side of the guide chute; a dust blocking curtain is mounted at the discharging opening to prevent flying dust from directly overflowing through the discharging opening in the discharging process of the discharging opening; a spraying assembly is arranged on the material guiding groove, the spraying assembly is provided with two spraying ends, and the two spraying ends extend into the material guiding groove and are arranged on the front side and the rear side of the material falling opening so as to restrain dust raising in the material falling process of the material falling opening; the elastic material guiding assembly is obliquely arranged in the material guiding groove, the lowest end of the elastic material guiding assembly is close to the discharging port so that buffering discharging of materials can be achieved, and falling materials are reduced while the materials are prevented from making contact with a conveyor belt. The device not only plays a role in protecting the conveyor belt, but also has a dust suppression function, so that the working environment is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of material conveying, in particular to a dust suppression system at a material drop point. Background Art

[0002] At present, the adaptability of conveyors is becoming wider and wider. During use, conveyors in a high-drop drop point environment often use guide troughs to reduce the impact force of the drop point. However, during the implementation process, it was found that for larger block-shaped objects directly impacting the conveyor, the service life of the belt will be reduced, and the use of ordinary guide troughs at the drop point cannot suppress the overflow of dust, affecting the working environment. Utility Model Content

[0003] The purpose of the utility model is to solve the problems raised in the above background technology, and then propose a dust suppression system for a material drop point.

[0004] The technical solution adopted by the utility model to solve its technical problems is:

[0005] The dust suppression system at the material drop point includes a material guide trough, a dust curtain, a spray assembly and an elastic material guide assembly; the bottom of the material guide trough is open and a material drop port is provided on the top, and a discharge port is provided on one side of the material guide trough; a dust curtain is installed at the discharge port to prevent dust from directly overflowing through the discharge port during the material drop process at the material drop port; a spray assembly is provided on the material guide trough, and the spray assembly has two spray ends and both spray ends extend into the material guide trough and are placed on the front and rear sides of the material drop port to suppress dust during the material drop process at the material drop port; an elastic material guide assembly is obliquely arranged in the material guide trough, and the lowest end of the elastic material guide assembly is close to the discharge port to achieve buffered material drop and discharge, thereby reducing the drop height while preventing the material from contacting the conveyor belt.

[0006] Furthermore, the spray assembly includes a water pipe, a water inlet pipe and an atomizing nozzle; the water pipe is arranged outside the material guide trough and is connected to an external water inlet source to realize the injection of water from the external water inlet source, the water pipe is connected to two water inlet pipes, the ends of the two water inlet pipes extend to the inside of the material guide trough and are each connected to an atomizing nozzle, and the two atomizing nozzles are respectively placed on the front and rear sides of the material drop port to suppress dust from two points, thereby improving the dust suppression effect.

[0007] Furthermore, the atomizing nozzle adopts a fan-shaped low-pressure atomizing nozzle to increase the coverage area of ​​the water mist during the dust suppression process.

[0008] Furthermore, the elastic material guide assembly includes a mounting seat, a buffer spring and a material guide plate; there are multiple mounting seats and they are arranged in the material guide groove, each mounting seat is provided with a group of buffer springs, the ends of the multiple groups of buffer springs are commonly connected to the material guide groove, the material guide groove is arranged at an angle and its lowest end is close to the discharge port.

[0009] Furthermore, a transparent observation window is provided on the side of the material guide chute to facilitate staff to observe the material falling environment in the material guide chute.

[0010] Furthermore, the lowest end of the material guide plate is rotatably connected to a material leading plate, and the lowest end of the material leading plate is rotatably connected to a rotating roller for contacting the conveyor belt so that the material falls on the conveyor belt more stably.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] The utility model prevents dust from directly overflowing through the discharge port during the material dropping process at the material dropping port by arranging a dust-blocking curtain, and arranges an elastic material guiding component in the material guiding trough to realize the buffering of material dropping and discharging, reduces the drop height of the material dropping while preventing the material from contacting the conveyor belt, improves the protection effect of the conveyor belt, and reduces the generation of dust; and through the design of the spray component, the spray component has two spray ends and the two spray ends both extend to the inside of the material guiding trough and are arranged on the front and rear sides of the material dropping port, so that dust is suppressed from two points, the dust suppression effect is improved, and the cleanliness of the working environment is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the internal structure of the utility model;

[0014] Figure 2 It is a schematic diagram of the external structure of the utility model;

[0015] Figure 3 This is a schematic diagram of the installation of the observation window;

[0016] Figure 4 This is the installation diagram of the feed guide plate;

[0017] Among them: 1. material guide chute; 11. material drop port; 12. material discharge port; 13. observation window; 2. dust curtain; 3. water guide pipe; 31. water inlet pipe; 32. atomizing nozzle; 4. mounting seat; 41. buffer spring; 42. material guide plate; 5. material guide plate; 51. rotating roller. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. The utility model is further described in combination with the drawings and embodiments:

[0019] See attached Figure 1 -Attached Figure 2As shown, the dust suppression system at the material drop point includes a material guide trough 1, a dust curtain 2, a spray assembly and an elastic material guide assembly; the material guide trough 1 is open at the bottom and has a drop port 11 for material entry at the top, and a discharge port 12 for material discharge is provided on one side of the material guide trough 1; wherein, a dust curtain 2 is installed at the discharge port 12 to prevent dust from directly overflowing through the discharge port 12 during the drop process at the drop port 11; a spray assembly is provided on the material guide trough 1, and the spray assembly has two spray ends and both spray ends extend to the inside of the material guide trough 1 and are placed on the front and rear sides of the drop port 11 to suppress dust during the drop process at the drop port 11; an elastic material guide assembly is obliquely arranged in the material guide trough 1, and the lowest end of the elastic material guide assembly is close to the discharge port 12 to achieve buffered material drop and discharge, thereby reducing the drop height while preventing the material from contacting the conveyor belt.

[0020] Specifically, refer to the attached Figure 1 As shown, the spray assembly includes a water pipe 3, a water inlet pipe 31 and an atomizing nozzle 32; the water pipe 3 is arranged outside the material guide trough 1 and is connected to an external water inlet source to realize the injection of water from the external water inlet source, the water pipe 3 is connected to two water inlet pipes 31, the ends of the two water inlet pipes 31 extend to the inside of the material guide trough 1 and are each connected to an atomizing nozzle 32, the two atomizing nozzles 32 are respectively placed on the front and rear sides of the material drop port 11 to suppress dust from two points and improve the dust suppression effect; wherein, the atomizing nozzle 32 adopts a fan-shaped low-pressure atomizing nozzle in the prior art to increase the coverage area of ​​water mist during the dust suppression process.

[0021] For details, please refer to the attached Figure 1 As shown, the elastic material guide assembly includes a mounting seat 4, a buffer spring 41 and a material guide plate 42; there are multiple mounting seats 4 and they are arranged in the material guide trough 1, each mounting seat 4 is provided with a group of buffer springs 41, and the ends of the multiple groups of buffer springs 41 are commonly connected to the material guide trough 1, and the material guide trough 1 is inclined and its lowest end is close to the discharge port 12.

[0022] In order to facilitate the staff to observe the material dropping environment in the guide trough 1, refer to the attached Figure 3 As shown, a transparent observation window 13 is provided on the side of the material guide trough 1.

[0023] In addition, considering that there is a height difference between the lowest end of the guide plate 42 and the conveyor belt, in order to further reduce the height difference and make the material fall on the conveyor belt more stably, for this purpose, refer to the attached Figure 4 As shown, the lowest end of the guide plate 42 is rotatably connected to a guide plate 5, and the lowest end of the guide plate 5 is rotatably connected to a rotating roller 51 for contacting the conveyor belt. During implementation, the material falling from the drop port 11 is buffered by the guide plate 42 and then slides to the guide plate 5, and then falls toward the rotating roller 51 through the guide plate 5. Since the rotating roller 51 is in rolling contact with the conveyor belt, the friction between the two is reduced.

[0024] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions in the specification are only to illustrate the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the protection required by the utility model. The scope of protection required by the utility model is defined by the attached claims and their equivalents.

Claims

1. A dust suppression system for a material drop point, comprising a material guide trough (1), the material guide trough (1) being open at the bottom and having a material drop opening (11) at the top, and a material discharge opening (12) being provided at one side of the material guide trough (1); characterized in that: It also comprises a dust curtain (2), a spray assembly and an elastic material guide assembly; the dust curtain (2) is installed at the material outlet (12); the material guide trough (1) is provided with a spray assembly, the spray assembly has two spray ends, and both spray ends extend into the material guide trough (1) and are arranged at the front and rear sides of the material outlet (11); the elastic material guide assembly is obliquely arranged in the material guide trough (1), and the lowest end of the elastic material guide assembly is close to the material outlet (12).

2. The dust suppression system at the material drop point according to claim 1, characterized in that: The spray assembly comprises a water guide pipe (3), a water inlet pipe (31) and an atomizing nozzle (32); the water guide pipe (3) is arranged outside the material guide trough (1) and is connected to an external water inlet source; the water guide pipe (3) is connected to two water inlet pipes (31); the ends of the two water inlet pipes (31) extend into the material guide trough (1) and are each connected to an atomizing nozzle (32); the two atomizing nozzles (32) are respectively arranged at the front and rear sides of the material drop opening (11).

3. The dust suppression system at the material drop point according to claim 2, characterized in that: The atomizing nozzle (32) adopts a fan-shaped low-pressure atomizing nozzle.

4. The dust suppression system at the material drop point according to claim 1, characterized in that: The elastic material guide assembly comprises a mounting seat (4), a buffer spring (41) and a material guide plate (42); there are a plurality of mounting seats (4) and they are arranged in the material guide trough (1); each mounting seat (4) is provided with a group of buffer springs (41); the ends of the plurality of groups of buffer springs (41) are commonly connected to the material guide trough (1); the material guide trough (1) is arranged obliquely and its lowest end is close to the material discharge port (12).

5. The dust suppression system at the material drop point according to claim 1, characterized in that: A transparent observation window (13) is provided on the side of the material guide trough (1).

6. The dust suppression system at the material drop point according to claim 4, characterized in that: The lowest end of the material guide plate (42) is rotatably connected to a material guide plate (5), and the lowest end of the material guide plate (5) is rotatably connected to a rotating roller (51) for contacting a conveyor belt.

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