Conveyor with dust falling structure for coal mine

Abstract

A coal mine conveyor with a dust falling structure relates to the technical field of coal mine resources and is characterized in that a water pump is fixedly arranged on the front side wall of a supporting frame, electrically connected with an external power source and connected with an external water source through a water pipe, and a plurality of atomizing nozzles are hinged to the front side and the rear side of the upper portion of the supporting frame; the fixing frame is fixedly arranged on the left side of the supporting frame, a double-shaft gear motor is fixedly arranged in the fixing frame and electrically connected with an external power source, driving discs are fixedly arranged on two output shafts of the double-shaft gear motor, a driving rod is rotationally connected to one end of the connecting rod through a shaft and a bearing, and the second connecting rod is movably inserted into the first connecting rod. According to the feeding device, reciprocating swing of the atomizing nozzle can be achieved, the spraying range of the atomizing nozzle is enlarged, the better dust falling effect is achieved, and the dust raising phenomenon of the surrounding environment can be reduced in the feeding process.

Description

Technical Field

[0001] The utility model relates to the technical field of coal mine resources, in particular to a conveyor for coal mines with a dust reduction structure. Background Art

[0002] A coal mine refers to a place rich in coal resources, which is generally divided into underground coal mines and open-pit coal mines. In the process of coal mining, a conveyor is needed to transport coal. Most of the existing conveyors use water atomization to achieve dust reduction in the process of coal transportation, but the atomizing nozzles are generally fixed, and the atomization range is relatively limited. In addition, the coal falls onto the conveyor at the feeding point of the conveyor, which can easily cause more serious dust. Therefore, a conveyor with a dust reduction structure is urgently needed for coal mines. Utility Model Content

[0003] The utility model aims to solve the defects and shortcomings of the prior art and provide a coal mine conveyor with a reasonably designed dust reduction structure to solve the above problems.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: it comprises a support frame, a transmission roller, a conveyor belt and a driving motor, a plurality of transmission rollers are provided on the support frame through a shaft and a bearing, the plurality of transmission rollers are connected and driven through a sleeved conveyor belt, a driving motor is fixedly provided on the front and rear side walls of the support frame, an output shaft of the driving motor is connected to the transmission roller, and the driving motor is electrically connected to an external power supply;

[0005] It also contains:

[0006] A water pump, wherein the water pump is fixedly arranged on the front side wall of the support frame, the water pump is electrically connected to an external power supply, the water pump is connected to an external water source through a water pipe, a plurality of atomizing nozzles are hingedly arranged on both the front and rear sides of the upper part of the support frame, the atomizing nozzles are connected to the water pump through water pipes, and a feeding dust suppression mechanism is arranged on the support frame;

[0007] A fixed frame, wherein the fixed frame is fixedly arranged on the left side of the supporting frame, a double-shaft reduction motor is fixedly arranged in the fixed frame, the double-shaft reduction motor is electrically connected to an external power supply, and a driving disk is fixedly arranged on both output shafts of the double-shaft reduction motor;

[0008] Connecting rods, there are two connecting rods, which are respectively screwed together on the side walls of the two driving disks through shafts and bearings, and one end of the connecting rod is screwed together with a driving rod through a shaft and a bearing, and the driving rod is movably arranged in the side wall of the supporting frame;

[0009] A No. 1 connecting rod, which is a plurality of No. 1 connecting rods, is respectively screwed on the side walls of the two driving rods through shafts and bearings. A No. 2 connecting rod is fixedly arranged at the lower part of the atomizing nozzle, and the No. 2 connecting rod is movably inserted on the No. 1 connecting rod.

[0010] Preferably, the feeding dust suppression mechanism comprises:

[0011] Mounting plates, two of which are fixedly mounted on the front and rear sides of the upper part of the support frame;

[0012] An upper hopper, wherein the upper hopper is fixedly arranged between two mounting plates, a dust suction fan is fixedly arranged on the left side of the upper hopper, and the dust suction fan is electrically connected to an external power supply;

[0013] Dust suction heads, there are two dust suction heads, which are respectively fixed above the front and rear inner side walls of the upper hopper, and the dust suction heads are connected to the dust suction fan through pipelines.

[0014] Preferably, inclined baffles are fixedly provided on the front and rear inner side walls of the upper hopper, and the baffles are located above the dust collector head.

[0015] Preferably, a plurality of fixing rods are fixedly arranged on the support frame, and a plurality of inclined guide cylinders are provided on the fixing rods through bearing screw sleeves, and the guide cylinders are movably arranged to contact with the inner wall of the conveyor belt.

[0016] Preferably, the conveyor belt is provided with anti-slip grooves.

[0017] Compared with the prior art, the beneficial effect of the utility model is that the coal mine conveyor with a dust reduction structure described in the utility model can not only realize the reciprocating swing of the atomizing nozzle to expand its spray range and achieve a better dust reduction effect, but also reduce the dust phenomenon in the surrounding environment during the feeding process. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of the utility model.

[0019] Figure 2 It is a cross-sectional view of the support frame and the fixing frame in the utility model.

[0020] Figure 3 yes Figure 2 Enlarged view of part A in .

[0021] Figure 4 yes Figure 2 Enlarged view of part B in .

[0022] Description of reference numerals:

[0023] Support frame 1, transmission roller 2, transmission belt 3, drive motor 4, water pump 5, atomizing nozzle 6, feeding dust suppression mechanism 7, mounting plate 7-1, feeding hopper 7-2, dust suction fan 7-3, dust suction head 7-4, fixing frame 8, double-axis reduction motor 9, driving disk 10, connecting rod 11, driving rod 12, No. 1 connecting rod 13, No. 2 connecting rod 14, baffle 15, fixing rod 16, guide cylinder 17, anti-slip pattern 18. DETAILED DESCRIPTION

[0024] The technical solution of the utility model will be clearly and completely described below in conjunction with the accompanying drawings. The preferred embodiments in the description are only used as examples, and all other embodiments obtained by those skilled in the art without making any creative work are within the scope of protection of the utility model.

[0025] like Figure 1-Figure 4 As shown, this specific embodiment adopts the following technical scheme: it comprises a support frame 1, a transmission roller 2, a conveyor belt 3 and a driving motor 4, a plurality of transmission rollers 2 are provided on the support frame 1 through a shaft and a bearing rotation connection, a plurality of transmission rollers 2 are connected and transmitted through a sleeved conveyor belt 3, a driving motor 4 is fixedly provided on the front and rear side walls of the support frame 1 through bolts, an output shaft of the driving motor 4 is connected with the transmission roller 2, and the driving motor 4 is electrically connected with an external power supply, a plurality of fixing rods 16 are fixedly provided on the support frame 1 through bolts, a plurality of inclined guide cylinders 17 are sleeved on the fixing rods 16 through a bearing rotation connection, the guide cylinders 17 are movably arranged in contact with the inner wall of the conveyor belt 3, the edges of the conveyor belt 3 can be inclined in the process of conveying coal by the rolling of the guide cylinders 17, so as to prevent the coal from falling from the front and rear edges of the conveyor belt 3, an anti-skid pattern 18 is provided on the conveyor belt 3, and the anti-skid pattern 18 can increase the friction force generated by the coal on the conveyor belt 3, so as to prevent the coal from moving randomly during the conveying process;

[0026] It also contains:

[0027] A water pump 5, which is fixed on the front side wall of the support frame 1 by bolts, is electrically connected to an external power supply, is connected to an external water source through a water pipe, and is hingedly provided with a plurality of atomizing nozzles 6 on both the front and rear sides of the upper part of the support frame 1, and is connected to the water pump 5 through a water pipe. A feeding dust suppression mechanism 7 is provided on the support frame 1;

[0028] A fixing frame 8, wherein the fixing frame 8 is fixedly arranged on the left side of the supporting frame 1 by bolts, a double-shaft reduction motor 9 is fixedly arranged in the fixing frame 8 by bolts, the double-shaft reduction motor 9 is electrically connected to an external power supply, and a driving disk 10 is fixedly arranged on both output shafts of the double-shaft reduction motor 9;

[0029] Connecting rods 11, there are two connecting rods 11, which are respectively screwed on the side walls of the two driving disks 10 through shafts and bearings, and one end of the connecting rod 11 is screwed on a driving rod 12 through a shaft and a bearing, and the driving rod 12 is movably arranged in the side wall of the support frame 1;

[0030] A No. 1 connecting rod 13, which is a plurality of No. 1 connecting rods 13, which are respectively screwed on the side walls of the two driving rods 12 through shafts and bearings. A No. 2 connecting rod 14 is fixedly arranged at the lower part of the atomizing nozzle 6, and the No. 2 connecting rod 14 is movably inserted on the No. 1 connecting rod 13;

[0031] The feeding dust suppression mechanism 7 comprises:

[0032] Mounting plates 7-1, two of which are respectively fixed on the front and rear sides of the upper part of the support frame 1 by bolts;

[0033] An upper hopper 7-2, wherein the upper hopper 7-2 is fixedly arranged between the two mounting plates 7-1 by means of bolts, a dust suction fan 7-3 is fixedly arranged on the left side of the upper hopper 7-2, and the dust suction fan 7-3 is electrically connected to an external power supply;

[0034] Dust suction head 7-4, there are two dust suction heads 7-4, which are respectively fixed above the front and rear inner walls of the upper hopper 7-2. The dust suction head 7-4 is connected to the dust suction fan 7-3 through a pipeline. The front and rear inner walls of the upper hopper 7-2 are both fixed with inclined baffles 15 by bolts, and the baffles 15 are located above the dust suction head 7-4. The baffles 15 can not only provide guidance for the coal falling from the upper hopper 7-2 to the transmission belt 3, but also protect the dust suction head 7-4 to prevent the dust suction head 7-4 from being blocked by coal slag.

[0035] When using the utility model, the driving motor 4 is started, so that the transmission belt 3 is transmitted through the transmission roller 2, and then the coal is delivered to the transmission belt 3 through the upper hopper 7-2. In this process, the dust generated by the coal being delivered to the transmission belt 3 can be reduced by blocking the side wall of the upper hopper 7-2, and the dust suction fan 7-3 can be started, and the flying dust can be sucked out by the dust suction head 7-4. In the process of the transmission belt 3 driving the coal mine to be transported to the right, the water pump 5 can transport water to the atomizing nozzle 6, and spray the water through the atomizing nozzle 6 to achieve the dust reduction effect. At the same time, the dual-axis reduction motor 9 can be started, and the dual-axis reduction motor 9 drives the driving disk 10 to rotate. The driving disk 10 drives the driving rod 12 to move back and forth left and right through the transmission of the connecting rod 11. The driving rod 12 drives the atomizing nozzle 6 to swing back and forth left and right through the No. 1 connecting rod 13 and the No. 2 connecting rod 14, thereby expanding the spray range of the atomizing nozzle 6 and achieving a better dust reduction effect.

[0036] After adopting the above structure, the beneficial effects of this specific implementation are as follows:

[0037] 1. Through the cooperation of the fixing frame 8, the double-shaft reduction motor 9, the driving disk 10, the connecting rod 11, the driving rod 12, the No. 1 connecting rod 13 and the No. 2 connecting rod 14, the reciprocating swing of the atomizing nozzle 6 can be realized, so that the spray range is expanded and a better dust reduction effect is achieved;

[0038] 2. Through the cooperation of the feeding dust suppression mechanism 7, the dust phenomenon in the surrounding environment can be reduced during the feeding process.

[0039] For those skilled in the art, they can modify the technical solutions recorded in the aforementioned embodiments and make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A coal mine conveyor with a dust reduction structure, comprising a support frame (1), a transmission roller (2), a conveyor belt (3) and a drive motor (4), wherein a plurality of transmission rollers (2) are rotatably connected to the support frame (1) through shafts and bearings, the plurality of transmission rollers (2) are connected and driven through a sleeved conveyor belt (3), a drive motor (4) is fixedly arranged on the front and rear side walls of the support frame (1), an output shaft of the drive motor (4) is connected to the transmission roller (2), and the drive motor (4) is electrically connected to an external power supply; Features: It also contains: A water pump (5), wherein the water pump (5) is fixedly arranged on the front side wall of the support frame (1), the water pump (5) is electrically connected to an external power supply, the water pump (5) is connected to an external water source via a water pipe, a plurality of atomizing nozzles (6) are hingedly arranged on both the front and rear sides of the upper part of the support frame (1), the atomizing nozzles (6) are connected to the water pump (5) via a water pipe, and a feeding dust suppression mechanism (7) is provided on the support frame (1); A fixed frame (8), the fixed frame (8) is fixedly arranged on the left side of the support frame (1), a double-shaft reduction motor (9) is fixedly arranged in the fixed frame (8), the double-shaft reduction motor (9) is electrically connected to an external power supply, and a driving disk (10) is fixedly arranged on both output shafts of the double-shaft reduction motor (9); Connecting rods (11), the connecting rods (11) are two in number and are respectively arranged on the side walls of the two driving disks (10) by means of shafts and bearings, one end of the connecting rod (11) is provided with a driving rod (12) by means of shafts and bearings, and the driving rod (12) is movably arranged in the side wall of the support frame (1); A No. 1 connecting rod (13), wherein the No. 1 connecting rod (13) is in plurality and is respectively screwed and arranged on the side walls of the two driving rods (12) through shafts and bearings; a No. 2 connecting rod (14) is fixedly arranged at the lower part of the atomizing nozzle (6); and the No. 2 connecting rod (14) is movably inserted on the No. 1 connecting rod (13).

2. The coal mine conveyor with dust reduction structure according to claim 1, characterized in that: The feeding dust suppression mechanism (7) comprises: Mounting plates (7-1), wherein two mounting plates (7-1) are fixedly arranged on the front and rear sides of the upper part of the support frame (1); An upper hopper (7-2), wherein the upper hopper (7-2) is fixedly arranged between two mounting plates (7-1), a dust suction fan (7-3) is fixedly arranged on the left side of the upper hopper (7-2), and the dust suction fan (7-3) is electrically connected to an external power supply; Dust suction heads (7-4), there are two dust suction heads (7-4), which are respectively fixedly arranged above the front and rear inner side walls of the upper hopper (7-2), and the dust suction heads (7-4) are connected to the dust suction fan (7-3) through a pipeline.

3. The coal mine conveyor with dust reduction structure according to claim 2, characterized in that: Inclined baffles (15) are fixedly provided on the front and rear inner side walls of the upper hopper (7-2), and the baffles (15) are located above the dust collector head (7-4).

4. The coal mine conveyor with dust reduction structure according to claim 1, characterized in that: A plurality of fixed rods (16) are fixedly arranged on the support frame (1), and a plurality of inclined guide cylinders (17) are arranged on the fixed rods (16) through bearing rotation sleeves, and the guide cylinders (17) are movably arranged to contact with the inner wall of the conveyor belt (3).

5. The coal mine conveyor with dust reduction structure according to claim 1, characterized in that: The conveyor belt (3) is provided with anti-slip grooves (18).

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