Cover type dust sealing agent spraying dust suppression device for coal transportation

Abstract

The utility model relates to a covering type dust sealing agent spraying dust suppression device for coal transportation, which belongs to the technical field of dust sealing agent spraying dust suppression devices, and comprises an agent liquid box, a telescopic support rod is fixed on the top surface of the agent liquid box, and a shunt pipe is fixed at the top end of the telescopic support rod; a plurality of spraying pipes are fixed to the bottom face of the flow dividing pipe, a water pump is fixed to the top face of the agent liquid box, a connecting pipe is fixed to the water outlet end of the water pump, an anti-blocking mechanism is arranged on the flow dividing pipe, and a stirring mechanism is arranged on the agent liquid box. The anti-blocking mechanism comprises a motor fixed to the top face of the flow dividing pipe, a plurality of rotating rods are rotationally connected to the top face of the flow dividing pipe, a plurality of first blades are fixed to the outer circumferential wall of each rotating rod, and a plurality of second blades are fixed to the inner circumferential wall of the spraying pipe. According to the covering type dust sealing agent spraying dust suppression device for coal transportation, through cooperation of a first blade and a second blade arranged on the anti-blocking mechanism, fibrous insoluble substances in agent liquid can be smashed, and blockage is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of dust suppressant spraying and dust suppression devices, in particular to a covering type dust suppressant spraying and dust suppression device for coal transportation. Background Technique

[0002] China's coal production bases have large output and wide supply scope. The transportation methods of coal include railway, waterway and highway, either single-mode direct transportation or multimodal transportation of railway, highway and waterway. When loading and transporting coal, a spraying device is usually used to spray a dust suppressant on the surface of the coal to form a covering layer, thereby suppressing the generation of coal dust.

[0003] For example, Chinese Patent (Publication No.: CN219702329U) discloses an automatic start-stop device and a dust-proof spraying device, which relates to the field of coal transportation, including a support cylinder; a support rod slidably connected inside the support cylinder, wherein a driving part for driving the support rod to move is arranged on the support cylinder; a mounting seat fixedly connected to the support cylinder; a sliding sleeve fixedly connected to the support rod; a sliding rod slidably connected inside the sliding sleeve; a connecting plate fixedly connected to the sliding rod, an auxiliary sliding assembly connected to the lower side of the connecting plate; a first conductive sheet fixedly connected to the sliding rod; when the auxiliary pulley is separated from the top of the carriage, the first conductive sheet is separated from the second conductive sheet, so that the water pump can be automatically closed in time, solving the problem that when the carriage passes by the water pump in the prior art, the staff may accidentally or fail to close the start-stop switch of the water pump in time, resulting in waste of the dust suppressant.

[0004] However, the above-mentioned retrieved patent still has some deficiencies. It sprays the dust suppressant liquid through the provided atomizing nozzle, lacking an anti-blocking structure, resulting in easy blockage when spraying some viscous dust suppressant liquids with fibrous insoluble substances that can flow, and it is somewhat inconvenient to use. Therefore, a covering type dust suppressant spraying and dust suppression device for coal transportation is proposed to solve the above problems. Content of the Utility Model

[0005] Aiming at the deficiencies of the prior art, the utility model provides a covering type dust suppressant spraying and dust suppression device for coal transportation, which has the advantages of good anti-blocking effect, etc., and solves the problem of poor anti-blocking effect of the device disclosed in the above-mentioned retrieved patent.

[0006] To achieve the above object, the utility model provides the following technical solution: A covering type dust suppressant spraying and dust suppression device for coal transportation, including a liquid agent tank, a telescopic support rod is fixed on the top surface of the liquid agent tank, and a shunt pipe is fixed at the top end of the telescopic support rod;

[0007] A plurality of spray pipes are fixed to the bottom surface of the shunt pipe. A water pump with an inlet end fixed to the agent liquid tank is fixed to the top surface of the agent liquid tank. The outlet end of the water pump is fixed to a connecting pipe with one end fixed to the shunt pipe. An anti-blocking mechanism is provided on the shunt pipe, and a stirring mechanism is provided on the agent liquid tank;

[0008] The anti-blocking mechanism includes a motor fixed to the top surface of the shunt pipe. The left end of the output shaft of the motor is fixed to a transmission shaft. A plurality of rotating rods are rotatably connected to the top surface of the shunt pipe. A circular rod is rotatably connected to the top surface of the shunt pipe. Conical gears are fixed to the tops of the circular rod and the rotating rods. A plurality of main conical gears respectively meshing with the plurality of conical gears are fixed to the outer peripheral wall of the transmission shaft. A plurality of first blades are fixed to the outer peripheral wall of the rotating rod. A plurality of second blades are fixed to the inner peripheral wall of the spray pipe. A dispersion block is fixed to the bottom end of the rotating rod.

[0009] Furthermore, the stirring mechanism includes a sleeve rotatably connected to the top surface of the agent liquid tank. A transmission rod with a top end fixed to the bottom end of the circular rod is slidably connected inside the sleeve. A stirring shaft is rotatably connected to the top surface of the agent liquid tank. Transmission wheels are fixed to the outer peripheral wall of the stirring shaft and the outer peripheral wall of the sleeve. A belt for driving the two transmission wheels to be connected is provided between the two transmission wheels. A plurality of stirring rods are fixed to the outer peripheral wall of the stirring shaft.

[0010] Furthermore, four universal wheels are installed on the bottom surface of the agent liquid tank. A glass observation window is installed on the front surface of the agent liquid tank. A liquid adding pipe is fixed to the top surface of the agent liquid tank, and a sealing cover is threadedly connected to the top end of the liquid adding pipe.

[0011] Furthermore, the connecting pipe is a flexible pipe. The plurality of spray pipes are equidistantly distributed left and right. The bottom ends of the plurality of rotating rods all penetrate through the shunt pipe and extend into the plurality of spray pipes respectively.

[0012] Furthermore, a support plate with a bottom surface fixed to the shunt pipe is rotatably connected to the outer peripheral wall of the transmission shaft. The first blades and the second blades are arranged at intervals up and down. The dispersion block is a frustum block.

[0013] Furthermore, a support block with a right side fixed to a telescopic support rod is rotatably connected to the outer peripheral wall of the sleeve near the top end. The bottom end of the stirring shaft extends into the agent liquid tank and is rotatably connected to its inner bottom wall. The stirring rods are arranged inside the agent liquid tank.

[0014] Furthermore, the sleeve, the transmission rod, and the circular rod are all located on the same central axis. The transmission rod is a square rod. A square groove for the transmission rod to slide up and down inside it is opened on the top surface of the sleeve.

[0015] Compared with the prior art, the technical solution of the present application has the following beneficial effects:

[0016] 1. When the dust suppressant spraying and dust suppression device for coal transportation is in use, the shunt pipe of the device is erected so that the transportation vehicle loaded with coal can pass under the shunt pipe. Then, the dust suppressant liquid is pumped into the shunt pipe by a water pump and sprayed onto the surface of the coal through multiple spray pipes to play a role in dust suppression. An anti-blocking mechanism is arranged in the shunt pipe. The first blade and the second blade arranged by the anti-blocking mechanism cooperate to crush the fibrous insoluble substances in the liquid agent to avoid blockage, which has better practicability and is more convenient for popularization and use.

[0017] 2. The anti-blocking mechanism of the dust suppressant spraying and dust suppression device for coal transportation works driven by a motor. When the motor is started, the stirring shaft can also be driven to rotate through structures such as a sleeve, a transmission wheel, and a belt, so that the stirring mechanism stirs the dust suppressant liquid stored in the liquid agent tank, avoiding the inconvenience caused by the precipitation of insoluble substances in the dust suppressant liquid and further improving the practicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is the front view schematic diagram of the present utility model;

[0019] Figure 2 for the present utility model Figure 1 is the enlarged schematic diagram of part A in;

[0020] Figure 3 is the three-dimensional schematic diagram of the sleeve of the present utility model;

[0021] Figure 4 is the front sectional view schematic diagram of the liquid agent tank of the present utility model.

[0022] In the figure: 1 liquid agent tank, 2 telescopic support rods, 3 shunt pipe, 4 spray pipes, 5 water pump, 6 connecting pipe, 701 motor, 702 transmission shaft, 703 rotating rod, 704 driven bevel gear, 705 main bevel gear, 706 first blade, 707 second blade, 708 dispersion block, 709 circular rod, 801 sleeve, 802 transmission rod, 803 stirring shaft, 804 transmission wheel, 805 belt, 806 stirring rod. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0023] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

[0024] Please refer to Figure 1, A dust suppression device for spraying a covering dust suppressant in coal transportation in this embodiment includes a liquid agent tank 1. A telescopic support rod 2 is fixed on the top surface of the liquid agent tank 1. The top end of the telescopic support rod 2 is fixed with a shunt pipe 3. A plurality of spray pipes 4 are fixed on the bottom surface of the shunt pipe 3. A water pump 5 with an inlet end fixed to the liquid agent tank 1 is fixed on the top surface of the liquid agent tank 1. The outlet end of the water pump 5 is fixed with a connecting pipe 6 with one end fixed to the shunt pipe 3. When in use, the shunt pipe 3 of the device is erected so that the coal-carrying transport vehicle can pass under the shunt pipe 3. Then, the configured dust suppressant liquid is poured into the interior of the liquid agent tank 1 for storage. When the vehicle loaded with coal passes under the shunt pipe 3, the water pump 5 is started to pump out the liquid agent and transport it to the interior of the shunt pipe 3 through the connecting pipe 6, and it is sprayed out through a plurality of spray pipes 4. An anti-blocking mechanism is provided on the shunt pipe 3. Through the anti-blocking mechanism, fibrous insoluble substances in the liquid agent can be crushed to avoid blockage. A stirring mechanism is provided on the liquid agent tank 1. The stirring mechanism stirs the dust suppressant liquid stored in the interior of the liquid agent tank 1 to avoid inconvenience caused by the precipitation of insoluble substances in the dust suppressant liquid, further improving the practicability of the device.

[0025] It should be noted that the telescopic support rod 2 can be a cylinder, a hydraulic cylinder, or an electric telescopic rod, all of which belong to the existing publicly known technologies and will not be elaborated in detail in the text. In addition, the control mode of this application is controlled by a controller. The control circuit of the controller can be realized by simple programming by those skilled in the art. The provision of power also belongs to the common knowledge in the art. And this application is mainly used to protect mechanical devices, so the control mode and circuit connection will not be further explained in this application.

[0026] Please refer to Figure 1-2, the anti-blocking mechanism includes a motor 701 fixed on the top surface of the shunt pipe 3. The left end of the output shaft of the motor 701 is fixed with a transmission shaft 702. The top surface of the shunt pipe 3 is rotatably connected with a plurality of rotating rods 703. The connecting pipe 6 is a flexible pipe. A plurality of spray pipes 4 are arranged at equal intervals from left to right. The bottom ends of the plurality of rotating rods 703 all penetrate through the shunt pipe 3 and extend into the plurality of spray pipes 4 respectively. The top surface of the shunt pipe 3 is rotatably connected with a circular rod 709. The top ends of the circular rod 709 and the rotating rods 703 are both fixed with slave bevel gears 704. A plurality of master bevel gears 705 respectively meshing with the plurality of slave bevel gears 704 are fixed on the outer peripheral wall of the transmission shaft 702. When spraying, the motor 701 is started. The motor 701 drives the transmission shaft 702 to rotate. The transmission shaft 702 drives the plurality of rotating rods 703 to rotate through the master bevel gears 705 and the slave bevel gears 704. A plurality of first blades 706 are fixed on the outer peripheral wall of the rotating rod 703. A plurality of second blades 707 are fixed on the inner peripheral wall of the spray pipe 4. The outer peripheral wall of the transmission shaft 702 is rotatably connected with a support plate whose bottom surface is fixed to the shunt pipe 3. Further, the plurality of rotating rods 703 drive the plurality of first blades 706 to rotate, cooperating with the second blades 707 to produce a cutting effect, cutting the fibrous insoluble substances in the agent liquid to avoid blockage. The bottom end of the rotating rod 703 is fixed with a dispersion block 708. The first blades 706 and the second blades 707 are arranged at an upper and lower interval. The dispersion block 708 is a frustum block. When the agent liquid is sprayed out through the spray pipe 4, the ejected water column will hit the dispersion block 708. The rotating dispersion block 708 can disperse the ejected water column, facilitating more uniform spraying on the coal surface.

[0027] Four universal wheels are installed on the bottom surface of the agent liquid tank 1. The universal wheels facilitate the movement of the device. A glass observation window is installed on the front surface of the agent liquid tank 1. A liquid adding pipe is fixed on the top surface of the agent liquid tank 1, and a sealing cover is threadedly connected to the top end of the liquid adding pipe. The glass observation window facilitates observing the remaining amount of the dust-proof agent liquid inside the agent liquid tank 1 and adding it in time through the liquid adding pipe.

[0028] Please refer to Figure 3-4, in this embodiment, the stirring mechanism includes a sleeve 801 rotatably connected to the top surface of the agent liquid tank 1. A transmission rod 802 is slidably connected inside the sleeve 801, and the top end of the transmission rod 802 is fixed to the bottom end of the circular rod 709. When the transmission shaft 702 rotates, the circular rod 709 is driven to rotate by the main bevel gear 705 and the driven bevel gear 704. The circular rod 709 drives the transmission rod 802 to rotate, and the transmission rod 802 drives the sleeve 801 to rotate. A stirring shaft 803 is rotatably connected to the top surface of the agent liquid tank 1. Transmission wheels 804 are fixed on the outer peripheral wall of the stirring shaft 803 and on the outer peripheral wall of the sleeve 801. A belt 805 for driving connection between the two transmission wheels 804 is provided between the two transmission wheels 804. A plurality of stirring rods 806 are fixed on the outer peripheral wall of the stirring shaft 803. The bottom end of the stirring shaft 803 extends into the agent liquid tank 1 and is rotatably connected to its inner bottom wall. The stirring rods 806 are arranged inside the agent liquid tank 1. Further, the sleeve 801 drives the stirring shaft 803 to rotate through the transmission wheel 804 and the belt 805, and the stirring shaft 803 drives the plurality of stirring rods 806 to rotate to stir the dust-proof agent liquid inside the agent liquid tank 1, avoiding precipitation of insoluble substances in the agent liquid.

[0029] A support block with its right side fixed to the telescopic support rod 2 is rotatably connected to the outer peripheral wall of the sleeve 801 near the top end. The sleeve 801, the transmission rod 802, and the circular rod 709 are all located on the same central axis. The transmission rod 802 is a square rod. A square groove for the transmission rod 802 to slide up and down inside it is opened on the top surface of the sleeve 801. When the telescopic support rod 2 is adjusted up and down, it drives the transmission rod 802 to slide up and down inside the sleeve 801 but does not break away from the sleeve 801, facilitating ensuring the transmission effect of the structure.

[0030] The working principle of the above embodiment is as follows:

[0031] (1) During use, the configured dust-proof agent liquid is poured into the agent liquid tank 1 for storage. When a vehicle loaded with coal passes under the diversion pipe 3, the water pump 5 is started to pump out the agent liquid and transport it through the connecting pipe 6 to the inside of the diversion pipe 3, and it is sprayed out through the plurality of spray pipes 4. During spraying, the motor 701 is started, and the motor 701 drives the transmission shaft 702 to rotate. The transmission shaft 702 drives the plurality of rotating rods 703 to rotate through the main bevel gear 705 and the driven bevel gear 704. Further, the plurality of rotating rods 703 drive the plurality of first blades 706 to rotate, cooperating with the second blades 707 to produce a cutting effect, chopping the fibrous insoluble substances in the agent liquid to avoid blockage. Further, the agent liquid is sprayed onto the dispersion block 708 through the spray pipe 4, and the rotating dispersion block 708 can disperse the sprayed water column, facilitating more uniform spraying on the surface of the coal;

[0032] (2) When the transmission shaft 702 rotates, it will also drive the circular rod 709 to rotate through the main bevel gear 705 and the driven bevel gear 704. The circular rod 709 drives the transmission rod 802 to rotate, and the transmission rod 802 drives the sleeve 801 to rotate. Further, the sleeve 801 drives the stirring shaft 803 to rotate through the transmission wheel 804 and the belt 805. The stirring shaft 803 drives a plurality of stirring rods 806 to rotate to stir the dust-proof agent liquid inside the agent liquid tank 1, avoiding the precipitation of insoluble substances in the agent liquid.

[0033] It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprising", "including" or any other variant thereof is intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements not only includes those elements, but also includes other elements not expressly listed, or also includes elements inherent in such process, method, article or device. Without further limitation, an element defined by the statement "including a..." does not exclude the existence of additional identical elements in the process, method, article or device including the said element.

[0034] Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A covering type dust sealing agent spraying and dust suppression device for coal transportation, comprising a liquid agent box (1), a telescopic support rod (2) being fixed to the top surface of the liquid agent box (1), and a shunt pipe (3) being fixed to the top end of the telescopic support rod (2); Features: A plurality of spray pipes (4) are fixed to the bottom surface of the diverter pipe (3); a water pump (5) whose water inlet end is fixed to the diverter pipe (1) is fixed to the top surface of the liquid agent tank (1); a connecting pipe (6) whose one end is fixed to the diverter pipe (3) is fixed to the water outlet end of the water pump (5); an anti-blocking mechanism is provided on the diverter pipe (3); and a stirring mechanism is provided on the liquid agent tank (1); The anti-blocking mechanism comprises a motor (701) fixed on the top surface of the shunt pipe (3); a transmission shaft (702) is fixed to the left end of the output shaft of the motor (701); a plurality of rotating rods (703) are rotatably connected to the top surface of the shunt pipe (3); a circular rod (709) is rotatably connected to the top surface of the shunt pipe (3); a slave bevel gear (704) is fixed to the top of the circular rod (709) and the rotating rod (703); a plurality of main bevel gears (705) respectively meshing with the plurality of slave bevel gears (704) are fixed on the outer peripheral wall of the transmission shaft (702); a plurality of first blades (706) are fixed on the outer peripheral wall of the rotating rod (703); a plurality of second blades (707) are fixed on the inner peripheral wall of the spray pipe (4); and a dispersion block (708) is fixed to the bottom end of the rotating rod (703).

2. A covering type dust sealing agent spraying dust suppression device for coal transportation according to claim 1, characterized in that: The stirring mechanism comprises a sleeve (801) rotatably connected to the top surface of the liquid tank (1), a transmission rod (802) slidably connected inside the sleeve (801) and having its top end fixed to the bottom end of the circular rod (709), a stirring shaft (803) rotatably connected to the top surface of the liquid tank (1), a transmission wheel (804) fixed on the outer peripheral wall of the stirring shaft (803) and the outer peripheral wall of the sleeve (801), a belt (805) for connecting the two transmission wheels (804) is provided between the two transmission wheels, and a plurality of stirring rods (806) are fixed on the outer peripheral wall of the stirring shaft (803).

3. A covering type dust sealing agent spraying dust suppression device for coal transportation according to claim 1, characterized in that: The bottom surface of the liquid tank (1) is equipped with four universal wheels, the front surface of the liquid tank (1) is equipped with a glass observation window, the top surface of the liquid tank (1) is fixed with a liquid adding pipe, and the top end of the liquid adding pipe is threadedly connected with a sealing cover.

4. A covering type dust sealing agent spraying dust suppression device for coal transportation according to claim 1, characterized in that: The connecting pipe (6) is a hose, the plurality of spray pipes (4) are distributed equidistantly on the left and right, and the bottom ends of the plurality of rotating rods (703) all penetrate the diversion pipe (3) and extend respectively into the interior of the plurality of spray pipes (4).

5. The dust suppression device for coal transportation by spraying a covering dust sealing agent according to claim 1, characterized in that: A support plate whose bottom surface is fixed to the diversion pipe (3) is rotatably connected to the outer peripheral wall of the transmission shaft (702); the first blade (706) and the second blade (707) are arranged with an interval up and down; and the dispersion block (708) is a truncated cone block.

6. A covering type dust sealing agent spraying dust suppression device for coal transportation according to claim 2, characterized in that: A support block fixed to the right side of the telescopic support rod (2) is rotatably connected on the outer peripheral wall of the sleeve (801) and near the top end; the bottom end of the stirring shaft (803) extends into the interior of the liquid tank (1) and is rotatably connected to the inner bottom wall thereof; and the stirring rod (806) is disposed inside the liquid tank (1).

7. A covering type dust sealing agent spraying dust suppression device for coal transportation according to claim 2, characterized in that: The sleeve (801), the transmission rod (802) and the circular rod (709) are all located on the same central axis. The transmission rod (802) is a square rod. The top surface of the sleeve (801) is provided with a square groove for the transmission rod (802) to slide up and down inside.

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