Coal mining propulsion device

Abstract

The utility model relates to the field of coal mining propelling devices and discloses a coal mining propelling device which comprises a mounting base, a threaded mounting hole is formed in the surface of the mounting base, a fixing plate is arranged on one side of the mounting base, hydraulic rods are arranged on the periphery of the fixing plate, an auxiliary mechanism is arranged on one side of each hydraulic rod, and a propelling cylinder is arranged on one side of the fixing plate. A first drill bit is arranged on one side of the propelling cylinder, and sliding grooves are formed in the peripheral surface of the propelling cylinder. The electric telescopic rod is arranged between the first bearing seat and the second bearing seat, the angle of the auxiliary barrel can be adjusted, then the whole device is in an unfolded shape, the second drill bit is matched with the first drill bit, the propelling area can be enlarged, compared with a traditional excavation propelling device, the device is more flexible, the propelling area is larger, and therefore the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of propelling device, especially a coal mine mining propelling device. BACKGROUND

[0002] The coal mine is the area that human beings exploit coal resources in the coal-rich mining area, and is generally divided into underground coal mine and open coal mine. When the coal seam is far from the ground surface, generally, the underground roadway is excavated to mine coal, which is the underground coal mine. When the distance between the coal seam and the ground surface is very close, generally, the surface soil layer is directly stripped to excavate coal, which is the open coal mine. The coal mine range includes a very large area of aboveground and underground and related facilities. The coal mine is a reasonable space excavated by human beings in the geological layer rich in coal, and usually includes roadway, shaft and mining face, etc.

[0003] The Chinese patent with publication number CN 208473860 U discloses a coal mine mining machine, which comprises a power box, both sides of the bottom of the power box are fixedly connected with supports, the bottom of the support is movably connected with wheels, the right side of the power box is fixedly connected with a first box body, the top of the first box body is fixedly connected with a first motor, the output shaft of the first motor penetrates through the first box body and extends into the first box body and is fixedly connected with a first gear, the right side of the first gear is meshed with a second gear, the inside of the second gear is provided with a U-shaped rotating rod. The utility model discloses a power box, support, wheel, first box body, first motor, first gear, second gear, U-shaped rotating rod, limiting block, sliding sleeve, movable rod, moving rod, second box body, second motor and drill bit.

[0004] In actual use, the area to be excavated needs to be expanded according to the use environment, and the drill bit in the above-mentioned mining machine is only one. If the excavated area is to be expanded, repeated excavation is needed, thus a large amount of manpower and material resources are consumed. In view of the above-mentioned problems, a new coal mine mining propelling device is provided. UTILITY MODEL CONTENTS

[0005] The technical problem to be solved by the utility model is to overcome the defects of the prior art, and provide a new coal mine mining propelling device with multiple drill bits, which can expand the mining and propelling area and thus improve the work efficiency.

[0006] In order to solve the above-mentioned technical problems, the utility model provides the following technical scheme:

[0007] A coal mine mining propelling device, which comprises a mounting base, the surface of the mounting base is provided with a threaded mounting hole, one side of the mounting base is provided with a fixed plate, the periphery of the fixed plate is provided with a hydraulic cylinder, one end of the hydraulic cylinder is provided with a hydraulic rod, one side of the hydraulic rod is provided with an auxiliary mechanism, one side of the fixed plate is provided with a propelling cylinder, one side of the propelling cylinder is provided with a first drill bit, and the periphery of the propelling cylinder is provided with a sliding groove.

[0008] As a preferred technical scheme of the utility model, the auxiliary mechanism includes a moving block, the bottom end of the moving block is equipped with a sliding block, one side of the moving block is connected with the output end of the hydraulic rod, one side of the moving block movably connects an auxiliary cylinder, the inside of the auxiliary cylinder is equipped with a second drill bit.

[0009] As a preferred technical scheme of the utility model, the top end of the moving block is also equipped with a first bearing seat, the top end of the auxiliary cylinder is equipped with a second bearing seat, and an electric telescopic rod is arranged between the first bearing seat and the second bearing seat.

[0010] As a preferred technical scheme of the utility model, the sliding block and the sliding groove are in sliding connection.

[0011] As a preferred technical scheme of the utility model, the second drill bit and one side of the first drill bit are both equipped with a driving motor.

[0012] As a preferred technical scheme of the utility model, the cross-sectional area of the second drill bit is smaller than the cross-sectional area of the first drill bit.

[0013] Compared with the prior art, the utility model has the beneficial effects as follows:

[0014] The utility model discloses a first bearing seat and a second bearing seat between the electric telescopic rod, so that the angle of the auxiliary cylinder can be adjusted by driving the electric telescopic rod, so that the overall device is in the unfolded shape, and the second drill bit cooperates with the first drill bit to enlarge the advancing area, compared with the traditional mining advancing device, the device can be more flexible, and the advancing area is larger, so that the working efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] The drawings are used to provide a further understanding of the utility model, and constitute a part of the specification, are used together with the embodiments of the utility model to explain the utility model, and do not constitute the limitation to the utility model.

[0016] Figure 1 It is the overall structure schematic view of the coal mine mining advancing device in a specific embodiment of the utility model,

[0017] Figure 2 It is Figure 1 The unfolded structure schematic view of the coal mine mining advancing device in the specific embodiment,

[0018] Figure 3 It is Figure 1 The structure schematic view of the driving motor in the specific embodiment.

[0019] In the figure: 1, mounting base; 2, threaded mounting hole; 3, hydraulic rod; 4, auxiliary mechanism; 5, advancing cylinder; 6, first drill bit; 7, sliding groove; 8, moving block; 9, sliding block; 10, auxiliary cylinder; 11, second drill bit; 12, first bearing seat; 13, second bearing seat; 14, electric telescopic rod; 15, drive motor; 16, fixed plate. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0021] As shown in the figure, Figures 1-3 , Figure 1 is the overall structure schematic diagram of the coal mining advancing device in one specific embodiment of the utility model; Figure 2 is the expanded structure schematic diagram of the coal mining advancing device in the figure, Figure 1 . Figure 3 is the structure schematic diagram of the motor part in the figure, Figure 1 .

[0022] The utility model provides a kind of coal mining advancing device, including mounting base 1, the surface of mounting base 1 is equipped with threaded mounting hole 2 for fixed, the side of mounting base 1 is equipped with fixed plate 2, the periphery of fixed plate 2 is equipped with hydraulic cylinder, the one end of hydraulic cylinder is equipped with hydraulic rod 3, the side of hydraulic rod 3 is equipped with auxiliary mechanism 4, and it is used to expand mining area;

[0023] The side of fixed plate 2 is equipped with advancing cylinder 5, the side of advancing cylinder 5 is equipped with first drill bit 6, and the periphery surface of advancing cylinder 5 is equipped with sliding groove 7.

[0024] Further, auxiliary mechanism 4 includes moving block 8, the bottom end of moving block 8 is equipped with sliding block 9, the side of moving block 8 is connected with the output end of hydraulic rod 3, the side of moving block 8 is movably connected with auxiliary cylinder 10, and the inside of auxiliary cylinder 10 is equipped with second drill bit 11.

[0025] The top end of moving block 8 is equipped with first bearing seat 12, the top end of auxiliary cylinder 10 is equipped with second bearing seat 13, and electric telescopic rod 14 is equipped between first bearing seat 12 and second bearing seat 13, and electric telescopic rod 14 can be controlled by controller, and this control technology is prior art, so this paper does not too much.

[0026] The second drill bit 11 and the first drill bit 6 are provided with driving motors 15 on one side, which can drive and control the use of the second drill bit 11 and the first drill bit 6. In use, the sliding block 9 is in sliding connection with the sliding groove 7. In addition, the cross-sectional area of the second drill bit 11 can be smaller than that of the first drill bit 6, and other structures are the same.

[0027] Specifically, the sliding block 9 is moved in the sliding groove 7 by driving the hydraulic rod 3, so as to adjust the horizontal direction of the second drill bit 11, and the hydraulic rod 3 is controlled by the controller. The control technology is prior art and will not be described in detail.

[0028] The working principle of the coal mining and advancing device is as follows:

[0029] First, the mounting base 1 is installed on the excavator through the threaded mounting hole 2, the first drill bit 6 and the second drill bit 11 are driven by the driving motor 15 to drive the mining and advancing, and the electric telescopic rod 14 is driven to retract, the auxiliary cylinder 10 is rotated by the moving block 8 to adjust the angle of the second drill bit 11 when the electric telescopic rod 14 is retracted, and the sliding block 9 is moved in the sliding groove 7 by driving the hydraulic rod 3, so as to adjust the horizontal direction of the second drill bit 11.

[0030] Finally, it should be pointed out that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A coal mine mining propulsion device, comprising a mounting base (1), characterized in that, The mounting base (1) has threaded mounting holes (2) on its surface. A fixing plate (16) is provided on one side of the mounting base (1). Hydraulic cylinders are provided around the fixing plate (16). A hydraulic rod (3) is provided at one end of the hydraulic cylinder. An auxiliary mechanism (4) is provided on one side of the hydraulic rod (3). A push cylinder (5) is provided on one side of the fixing plate (16). A first drill bit (6) is provided on one side of the push cylinder (5). A sliding groove (7) is provided on the surface of the push cylinder (5).

2. The coal mine mining propulsion device according to claim 1, characterized in that, The auxiliary mechanism (4) includes a movable block (8), the bottom end of which is provided with a slider (9), one side of which is connected to the output end of the hydraulic rod (3), and one side of which is movably connected to an auxiliary cylinder (10), and the inside of the auxiliary cylinder (10) is provided with a second drill bit (11).

3. A coal mine mining propulsion device according to claim 2, characterized in that, The top of the movable block (8) is provided with a first bearing seat (12), the top of the auxiliary cylinder (10) is provided with a second bearing seat (13), and an electric telescopic rod (14) is provided between the first bearing seat (12) and the second bearing seat (13).

4. A coal mine mining propulsion device according to claim 2, characterized in that, The slider (9) is slidably connected to the groove (7).

5. A coal mine mining propulsion device according to claim 2, characterized in that, Both the second drill bit (11) and the first drill bit (6) are equipped with a drive motor (15) on one side.

6. A coal mine mining propulsion device according to claim 2, characterized in that, The cross-sectional area of ​​the second drill bit (11) is smaller than that of the first drill bit (6).

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