Coal mining and transporting device

Abstract

The utility model discloses a coal mine mining and transporting device, and particularly relates to the technical field of coal mine transportation, the coal mine mining and transporting device comprises a scraper transmission mechanism, the scraper transmission mechanism comprises a chain, the side wall of the chain is connected with a plurality of scrapers, and a first outer shell and a second outer shell are arranged outside the chain and the scrapers. A supporting frame is arranged on the first outer shell and the second outer shell, a dust removal mechanism is arranged above the supporting frame, and the dust removal mechanism comprises a pulverized coal conveying pipe arranged above the supporting frame; according to the utility model, the dust removal mechanism is arranged and is fixed above the scraper transmission mechanism, so that coal dust emitted by coal mine stones in the scraper transmission mechanism can be sucked into the coal dust conveying pipe in time, the coal dust can be conveyed to the ground, and the danger of dust explosion in a coal mine tunnel is effectively reduced; therefore, the safety of workers in the coal mine tunnel is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to coal mine transportation technical field, concretely relates to a coal mine mining and transporting device. BACKGROUND

[0002] Coal mining is generally divided into the preparation stage, mine construction stage, coal mining operation stage, coal transportation stage and the later processing stage, in the coal mining preparation stage, the technical worker punches out the roadway in the coal mine, and installs the scraper conveyor or the belt conveyor or the trackless rubber -tyred vehicle in the roadway, in the specific mining process, the coal mine is directly poured on the conveying equipment, and then directly follows the conveying equipment to the ground conveying.

[0003] The existing coal mine stone conveying equipment mainly adopts the scraper conveyor to convey, the structural strength of the scraper conveyor is big, the conveying stability is strong, and the scraper conveyor is not prone to failure, but the existing scraper conveyor lacks the gas conveying structure in the coal mine roadway, so that in the process of conveying the coal mine stone, the coal powder emitted by the coal mine stone is concentrated around the conveying equipment, there is great safety hidden danger, so that the safety of the worker in the conveying coal mine stone site is low. SUMMARY

[0004] The utility model aims at providing a coal mine mining and transporting device to solve the above insufficient in the technology.

[0005] In order to realize the above object, the utility model provides the following technical scheme:

[0006] A coal mine mining and transporting device, including scraper transmission mechanism, the scraper transmission mechanism includes chain, the lateral wall of chain is connected with several scraper blades, the outside of chain and scraper blade is provided with first outer shell and second outer shell, is provided with support frame on first outer shell and second outer shell, is provided with dust removal mechanism above support frame, the dust removal mechanism includes the coal powder conveying pipe setting above support frame, the bottom of coal powder conveying pipe is provided with a plurality of gas inlets, the extension end of coal powder conveying pipe is connected with connecting pipe, the end of connecting pipe is connected with exhaust pipe, the end of exhaust pipe is connected with air pump.

[0007] Preferably, the first outer shell and the second outer shell are connected with a gear box, the inner wall of the gear box is symmetrically provided with a transmission sprocket, and the outer wall of the gear box is further provided with a bearing, the chain is engaged with the transmission sprocket during passing through the gear box.

[0008] Preferably, the scraper transmission mechanism further includes a main shaft and a secondary shaft arranged at both ends of the chain, the main shaft and the secondary shaft are both provided with a driving gear at both ends, the driving gear is engaged with the chain, and one end of the secondary shaft is connected with a servo motor.

[0009] Preferably, a support block and a support rod are provided at the bottom of the pulverized coal conveying pipe, the bottom of the support rod is in contact with the top of the support frame, and the bottom of the support block is in contact with the outer wall of the second outer shell.

[0010] Preferably, a rectangular discharge port is formed at the extended end of the second outer shell, and a material guide pipe is connected to the end of the rectangular discharge port.

[0011] Preferably, a side wall of the first outer shell is connected to a material guide plate, and the material guide plate is arranged at an angle.

[0012] Preferably, the tops of the first outer shell and the second outer shell are both open structures, and the end of the material guide plate extends to the open position of the top of the first outer shell.

[0013] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0014] By setting up a dust removal mechanism, the dust removal mechanism is fixed above the scraper transmission mechanism. During the actual installation process, it can be installed in the same coal mine tunnel as the scraper transmission mechanism, so that the coal dust emitted from the coal ore in the scraper transmission mechanism can be sucked into the coal dust conveying pipe in time, and it is beneficial to transport the coal dust to the ground, effectively reducing the risk of dust explosion in the coal mine tunnel, thereby improving the safety of the workers in the coal mine tunnel. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments recorded in the present invention. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a structural diagram of the scraper transmission mechanism of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the dust removal mechanism of the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the gearbox of the utility model;

[0020] Figure 5 for Figure 2 Enlarged view of part A in the middle;

[0021] Figure 6 This is a three-dimensional diagram of the scraper transmission mechanism of the utility model;

[0022] Figure 7 For Figure 6 Enlarged view of middle B part.

[0023] Explanation of reference signs:

[0024] 1, guide plate; 2, first outer shell; 3, coal powder conveying pipe;

[0025] 4, gear box; 41, bearing; 42, transmission sprocket;

[0026] 5, scraper; 6, second outer shell; 7, guide pipe;

[0027] 8, air pump; 81, exhaust pipe; 82, connecting pipe; 83, support block;

[0028] 9, chain; 10, driving gear; 11, main shaft; 12, auxiliary shaft; 13, support frame; 14, servo motor; 15, air inlet; 16, support rod. DETAILED DESCRIPTION

[0029] In order for those skilled in the art to better understand the technical scheme of the utility model, the utility model will be further described in detail below in combination with the drawings.

[0030] The utility model provides a coal mine mining and transporting device as Figure 1 - Figure 7 The utility model discloses a coal mine mining and transporting device, including scraper transmission mechanism, and scraper transmission mechanism includes chain 9, and the lateral wall of chain 9 is connected with a plurality of scrapers 5, and the outside of chain 9 and scraper 5 is provided with first outer shell 2 and second outer shell 6, and is provided with support frame 13 on first outer shell 2 and second outer shell 6, and is provided with dust removal mechanism above support frame 13, and dust removal mechanism includes the coal powder conveying pipe 3 of setting up above support frame 13, and the bottom of coal powder conveying pipe 3 is provided with a plurality of air inlets 15, and the extension end of coal powder conveying pipe 3 is connected with connecting pipe 82, and the end of connecting pipe 82 is connected with exhaust pipe 81, and the end of exhaust pipe 81 is connected with air pump 8;Air pump 8 is generally installed on the ground, and dust treatment device (not shown in the drawing) is connected to the air outlet of air pump 8, and dust treatment device has been disclosed in the prior art, and dust treatment device can filter and handle coal mine dust, so that it will not pollute the atmosphere;

[0031] In this embodiment, the scraper transmission mechanism and the dust removal mechanism are both installed in the coal mine tunnel. During the mining process, the coal ore automatically falls from above the first shell 2 into the first shell 2, and moves to the end of the second shell 6 under the pushing action of the scraper 5. The end of the second shell 6 is generally installed above the ground. After the coal ore is discharged from the end of the second shell 6, it can continue to be transported to the ground. During the transportation of the coal ore, the coal dust emitted by the coal ore diffuses around the scraper transmission mechanism. After the air pump 8 is started, the air pump 8 sucks air, and the air in the coal mine tunnel and the coal dust in the air enter the air inlet 15, and then pass through the coal dust conveying pipe 3, the connecting pipe 82 and the exhaust pipe 81, and finally are discharged from the air outlet of the air pump 8, thereby achieving the purpose of purifying the coal mine tunnel.

[0032] As shown in Figure 1 - Figure 4 specifically, a gear box 4 is connected between the first shell 2 and the second shell 6. The inner wall of the gear box 4 is symmetrically provided with a transmission sprocket 42, and the outer wall of the gear box 4 is further provided with a bearing 41. The chain 9 is engaged with the transmission sprocket 42 during the process of passing through the gear box 4. Specifically, there are openings at both ends of the gear box 4. The chain 9 and the scraper 5 pass through the openings during movement. Under the action of the transmission sprocket 42, the chain 9 can change direction so that the chain 9 and the scraper 5 are inclined upward. At the same time, the second shell 6 is also inclined. In actual installation, the second shell 6 is laid in the inclined coal mine tunnel. The coal ore moves upward under the action of the chain 9 and the scraper 5, so as to transport the coal ore to the ground.

[0033] As shown in Figure 1 - Figure 5 The scraper transmission mechanism further includes a main shaft 11 and a secondary shaft 12 arranged at both ends of the chain 9. The main shaft 11 and the secondary shaft 12 are both provided with a driving gear 10 at both ends. The driving gear 10 is engaged with the chain 9. One end of the secondary shaft 12 is connected with a servo motor 14. Specifically, after starting the servo motor 14, the output shaft of the servo motor 14 drives the secondary shaft 12 to rotate. The secondary shaft 12 drives the transmission sprocket 42 at both ends to rotate. The transmission sprocket 42 drives the chain 9 to move. The chain 9 drives the scraper 5 to move during movement. The scraper 5 is connected with the chain 9 through a metal shaft. The chain 9 can drive the scraper 5 synchronously during movement.

[0034] As shown in Figure 3 The bottom of the coal dust conveying pipe 3 is provided with a support block 83 and a support rod 16. The bottom of the support rod 16 is in contact with the top of the support frame 13. The bottom of the support block 83 is in contact with the outer wall of the second shell 6. Specifically, the support block 83 and the support rod 16 are used to support the coal dust conveying pipe 3, so as to ensure that the coal dust conveying pipe 3 is suspended and installed above the scraper transmission mechanism, thereby maintaining the stability thereof.

[0035] The extending end of the second outer shell 6 is provided with a rectangular discharge port (not shown in the figure), and the end of the rectangular discharge port is connected with a material guide pipe 7; specifically, the coal ore is pushed by the scraper 5 to the rectangular discharge port of the second outer shell 6, and then falls into the material guide pipe 7 under the gravity of the coal ore itself, and the material guide pipe 7 is generally a chute type pipe to facilitate the discharge of the coal ore.

[0036] As shown in Figure 1 The first outer shell 2 is connected with a material guide plate 1 at one side wall, and the material guide plate 1 is arranged in an inclined manner; the top of the first outer shell 2 and the second outer shell 6 are both in an open structure, and the end of the material guide plate 1 extends to the top open position of the first outer shell 2; specifically, the coal ore is placed on the material guide plate 1 in the coal mine tunnel by a mechanical or manual carrying manner, the material guide plate 1 is arranged in an inclined manner, the coal ore automatically falls into the first outer shell 2 and the second outer shell 6, and moves under the pushing action of the scraper 5, and the principle is the operation principle of the scraper conveyor, which has been disclosed in the prior art, and will not be repeated here.

[0037] The above only describes some exemplary embodiments of the utility model by way of illustration, without doubt, for ordinary skilled in the art, under the condition of not deviating from the spirit and scope of the utility model, the described embodiments can be modified in various different ways. Therefore, the above drawings and description are illustrative in nature, and should not be understood as limiting the scope of protection of the utility model claims.

Claims

1. A coal mining and transporting apparatus, characterised in that: The utility model provides a coal powder conveying device, including scraper transmission mechanism, the scraper transmission mechanism includes chain (9), a plurality of scrapers (5) are connected to the side wall of chain (9), the outside of chain (9) and scraper (5) is provided with first outer shell (2) and second outer shell (6), is provided with support frame (13) on first outer shell (2) and second outer shell (6), the top of support frame (13) is provided with dust removal mechanism, the dust removal mechanism includes the coal powder conveying pipe (3) of being set up above support frame (13), a plurality of air inlets (15) are seted up in the bottom of coal powder conveying pipe (3), the extension end of coal powder conveying pipe (3) is connected with connecting pipe (82), the end of connecting pipe (82) is connected with exhaust pipe (81), the end of exhaust pipe (81) is connected with air pump (8).

2. A coal mining and transporting device as claimed in claim 1 wherein: Gear box (4) is connected between first outer shell (2) and second outer shell (6), the inner wall of gear box (4) is provided with transmission sprocket (42) symmetrically, and the outer wall of gear box (4) is also provided with bearing (41), the chain (9) is engaged with transmission sprocket (42) in the process of passing through gear box (4).

3. A coal mining and transporting apparatus as claimed in claim 2 wherein: The scraper transmission mechanism further includes main shaft (11) and auxiliary shaft (12) arranged at both ends of chain (9), both ends of main shaft (11) and auxiliary shaft (12) are provided with driving gear (10), the driving gear (10) is engaged with chain (9), one end of auxiliary shaft (12) is connected with servo motor (14).

4. A coal mining and transporting apparatus as claimed in claim 2 wherein: The bottom of coal powder conveying pipe (3) is provided with support block (83) and support rod (16), the bottom of support rod (16) is in contact with the top of support frame (13), the bottom of support block (83) is in contact with the outer wall of second outer shell (6).

5. A coal mining and transporting apparatus as claimed in claim 1 wherein: The extension end of second outer shell (6) is provided with rectangular discharge port, and the end of rectangular discharge port is connected with material guide pipe (7).

6. A coal mining and transporting apparatus as claimed in claim 1 wherein: One side wall of first outer shell (2) is connected with material guide plate (1), the material guide plate (1) is arranged obliquely.

7. A coal mining and transporting apparatus as claimed in claim 6 wherein: The top of first outer shell (2) and second outer shell (6) is open structure, and the end of material guide plate (1) extends to the top open position of first outer shell (2). The top of first outer shell (2) and second outer shell (6) is open structure, and the end of material guide plate (1) extends to the top open position of first outer shell (2).

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