Cylindrical coal bunker cleaning device

Abstract

The present invention discloses a cylindrical coal bunker cleaning device, the cleaning device comprising: a control console, a hydraulic station, a mechanical arm and a rotating hammer head, the control console and the hydraulic station are arranged on the top of the coal bunker, one end of the mechanical arm is fixed at the inspection port of the cylindrical coal bunker, and the other end is connected to the rotating hammer head, and the control console controls the movement of the mechanical arm and the rotating hammer head through the hydraulic oil pipe of the hydraulic station. The cylindrical coal bunker cleaning device provided in this specification can realize unmanned cleaning operations of cylindrical coal bunkers, which is safe and efficient, small in size and low in cost, and widely used; and it can reduce the risk of landslides and burying people in manual cleaning of coal bunker deposits, and meet the safety requirements of cylindrical coal bunker deposit cleaning projects.

Description

Technical Field

[0001] The present application relates to the technical field of cylindrical coal bunker cleaning, and in particular to a cylindrical coal bunker cleaning device. Background Art

[0002] After coal mining, the coal mine or coal preparation plant will temporarily store the mined raw coal in the coal bunker for further processing. However, during the storage process, the raw coal in the coal bunker will adhere to the side wall of the coal bunker or near the discharge port, causing the coal bunker to be blocked.

[0003] At present, the main cleaning methods of coal bunkers are manual cleaning and air cannon cleaning. Manual cleaning has problems such as long cleaning cycle, low cleaning efficiency, high labor intensity and high operating risk. Air cannon cleaning efficiency is higher than manual cleaning, but it can only clean a few fixed positions, and improper installation may lead to unsatisfactory cleaning results.

[0004] Therefore, how to provide a safe and efficient coal bunker cleaning device that meets the coal bunker cleaning needs is an urgent problem that technical personnel in this field need to solve. Summary of the invention

[0005] To solve the above technical problems, the embodiments of this specification are implemented as follows:

[0006] In the first aspect, the specification provides a cylindrical coal bunker cleaning device, including: a control console, a hydraulic station, a lifting system, a fixed bracket, a mechanical arm and a rotating hammer head. The control console and the hydraulic station are both small desktop structures, arranged on the top of the coal bunker, connected by a communication cable, and the control console controls the hydraulic station.

[0007] In addition, the control console may also include a small wireless remote control handle to control the hydraulic station via wireless signals, thereby completing the control of the robotic arm.

[0008] Optionally, the lifting system includes: a steel base, a lifting winch and a winch bracket. The winch bracket is composed of a steel base and a square bracket. The square bracket is welded on the right side of the steel base. The lifting winch is arranged on the left side of the steel base. The lifting winch is composed of a trapezoidal steel frame and a winch plate from bottom to top. The trapezoidal steel frame is welded on the steel base. The winch plate can rotate with the central axis of the winch plate. Hydraulic oil pipe interface 1 and hydraulic oil pipe interface 2 are respectively arranged on both sides of the central axis of the winch plate. A hydraulic oil pipe interface 3 is arranged in the middle of the central axis of the winch plate. The hydraulic oil pipe interface 2 is connected to the hydraulic oil pipe interface 3 through a hollow central axis. The hydraulic oil pipe interface 2 is connected to the hydraulic oil pipe interface of the hydraulic station to provide power for the rotating hammer head. The hydraulic oil pipe 1 is connected to the hydraulic oil pipe interface of the hydraulic station to provide power for the rotation of the hydraulic oil pipe winch plate. On the right side of the steel base, the hydraulic pipe interface of the mechanical arm rotating device is arranged in the upper right corner of the square bracket, which is connected to the hydraulic oil pipe interface of the hydraulic station to provide power for the mechanical arm rotating device.

[0009] Optionally, the center axis of the winch disc is a hollow structure between the hydraulic oil pipe interface 2 and the hydraulic oil pipe interface 3, and when the hydraulic oil winch disc rotates, the hydraulic oil between the rotating hammer hydraulic oil pipe 1 and the hydraulic oil pipe 2 can be transmitted.

[0010] The fixed bracket includes, from bottom to top, an I-beam with a hole, a steel base and an I-beam with a hole. The I-beams with holes are fixed with fixing bolts to "clamp the coal bunker roof" and fix the winch bracket at the inspection port of the cylindrical coal bunker.

[0011] Optionally, the position and number of the I-beam bolts with holes may vary depending on the structure of the coal bunker.

[0012] The mechanical arm includes, from top to bottom, a rotating device hydraulic motor, a rotating arm, a hydraulic rod 1, a telescopic arm 1, a telescopic arm 2, a telescopic arm 3 and a hydraulic rod 2. The rotating device hydraulic motor is connected to the steel base, the upper end of the rotating arm is rigidly connected to the rotating device hydraulic motor, the lower end of the rotating arm is connected to one end of the telescopic arm 1 through a fixed hinge support, fixed by bolts, and the rotating arm and the telescopic arm rotate along the hinge support.

[0013] Optionally, the fixed hinge support 5 above the rotating arm is connected to the fixed hinge support 4 of the telescopic arm 1 through a hydraulic rod 1, and the rotation of the rotating arm and the telescopic arm is controlled by the extension and retraction of the hydraulic rod 1.

[0014] Optionally, the telescopic arm 2 is inserted into the telescopic arm 1 and connected through an inner slide groove. The fixed hinge support 2 of the telescopic arm 1 is connected to the fixed hinge support 3 of the telescopic arm 2 through a hydraulic rod 2. The extension and retraction of the telescopic arm 2 is controlled by the extension and retraction of the hydraulic rod 2.

[0015] Optionally, the telescopic arm 2 is connected to the telescopic arm 3 by bolts. According to the specific size of the coal bunker, telescopic arms 3 of different lengths are selected to achieve that the mechanical arm of the inspection port on the top of the coal bunker can reach the coal bunker wall, so as to achieve cleaning of the coal bunker wall without dead angles.

[0016] Optionally, a fixed pulley 2 is arranged below the cantilever end of the telescopic arm 3, a fixed pulley 1 is arranged below the cantilever end of the telescopic arm 2, and a fixing buckle 1 is arranged on the side wall of one end of the fixed hinge support 1 of the telescopic arm 1. The hydraulic oil pipe 2 of the rotating hammer is connected to the oil pipe interface 3, and is connected to the rotating hammer through the hydraulic oil pipe routing hole, the fixing buckle 1, the fixed pulley 1, and the fixed pulley 2 from top to bottom.

[0017] Optionally, from bottom to top, one end of the mechanical arm hydraulic oil pipe of the hydraulic rod 2 is connected to the hydraulic oil pipe interface 5, and the other end is connected to the hydraulic oil pipe interface of the hydraulic station through the fixing buckle 2.

[0018] Optionally, from bottom to top, one end of the mechanical arm hydraulic oil pipe of the hydraulic rod 1 is connected to the hydraulic oil pipe interface 4, and the other end is connected to the hydraulic oil pipe interface of the hydraulic station.

[0019] Optionally, the rotary hammer head includes, from top to bottom, a clamp, a rotary hammer head hydraulic motor stator, a rotary hammer head hydraulic motor rotor, and a cleaning rod.

[0020] Among them, the hydraulic oil pipe of the rotating hammer is a multi-layer steel wire high-pressure pipe that can withstand the weight of the rotating hammer.

[0021] Optionally, one end interface of the rotary hammer hydraulic oil pipe 2 is connected to the hydraulic oil pipe interface 3, and the other end of the rotary hammer hydraulic oil pipe 2 is connected to the hydraulic oil pipe interface 5.

[0022] Optionally, the clamp is made of metal, and is fixed to the rotary hammer hydraulic oil pipe by bolts, and the bottom of the clamp is connected to the rotary hammer hydraulic motor stator by a fixed iron chain. When the rotary hammer is in working state, the fixed iron chain is in a taut state, and the rotary hammer hydraulic oil pipe 2 of the fixed iron chain section is in a relaxed state, so as to prevent the hydraulic oil interface 5 from loosening and falling off during the working vibration of the rotary hammer.

[0023] Optionally, the stator of the rotary hammer hydraulic motor is connected to the rotor of the rotary hammer hydraulic motor via a rotating shaft, and when the rotary hammer hydraulic oil pipe 2 supplies oil, the rotor of the rotary hammer hydraulic motor rotates.

[0024] Optionally, both sides of the rotary hammer hydraulic motor rotor are connected to cleaning rods through iron chains. When the rotary hammer hydraulic motor rotor rotates, the iron chains are straightened under the action of centrifugal force, and the cleaning rods rotate to clean the coal bunker deposits.

[0025] At least one of the above technical solutions adopted in the embodiments of this specification can achieve the following beneficial effects:

[0026] The cylindrical coal bunker cleaning device provided in the present application can realize unmanned cleaning operations of the cylindrical coal bunker, which is safe and efficient, small in size, low in cost, and widely used. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 A schematic structural perspective view of a cylindrical coal bunker cleaning device provided in this specification;

[0028] Figure 2 A schematic front view of the structure of a cylindrical coal bunker cleaning device provided in this specification;

[0029] Figure 3 A schematic side view of the structure of a cylindrical coal bunker cleaning device provided in this specification;

[0030] Figure 4 A schematic diagram of a top view of the structure of a cylindrical coal bunker cleaning device provided in this specification;

[0031] Figure 5A perspective diagram of the structure of the control console, hydraulic station and lifting system provided for this manual;

[0032] Figure 6 The structural front view diagram of the control console, hydraulic station and lifting system provided in this manual;

[0033] Figure 7 A side view of the structure of the control console, hydraulic station and lifting system provided for this manual;

[0034] Figure 8 A schematic diagram of the structure of the control console, hydraulic station and lifting system provided in this manual;

[0035] Fig. 9 A perspective diagram of the fixed bracket structure provided in this manual;

[0036] Fig.10 A front view schematic diagram of the fixed bracket structure provided in this manual;

[0037] Fig.11 A schematic side view of the fixed bracket structure provided for this specification;

[0038] Fig.12 A top view schematic diagram of the fixed bracket structure provided in this manual;

[0039] Fig.13 A schematic diagram of the structure of the robotic arm provided for this specification;

[0040] Fig.14 A schematic front view of the structure of the robotic arm provided in this manual;

[0041] Fig.15 A schematic side view of the structure of the robotic arm provided for this specification;

[0042] Fig.16 A schematic top view of the structure of the robotic arm provided for this specification;

[0043] Fig.17 A perspective diagram of the structure of the rotary hammer provided in this specification;

[0044] Fig.18 A schematic front view of the structure of the rotating hammer provided in this specification;

[0045] Fig.19 A schematic side view of the structure of the rotating hammer provided in this specification;

[0046] Fig. 20 A schematic top view of the structure of the rotary hammer provided in this specification;

[0047] Reference numerals:

[0048] 1. Control console, hydraulic station and lifting system; 1-1. Control console; 1-2. Hydraulic station; 1-4. Hydraulic oil pipe interface of hydraulic station; 1-5. Hydraulic oil pipe 1 of rotary hammer; 1-6. Hydraulic oil pipe of winch; 1-7. Lifting winch; 1-8. Square bracket; 1-9. Hydraulic oil pipe interface 1; 1-10. Hydraulic oil pipe interface 2; 1-11. Hydraulic oil pipe interface 3; 1-12. Winch plate; 1-13. Communication cable; 1-14. Hydraulic motor; 1-15 , winch disc center axis; 1-16, trapezoidal steel frame; 2, fixed bracket; 2-1, motor installation hole; 2-2, fixing hole; 2-3, fixing bolt; 2-4, winch bracket; 2-5, steel base; 2-6, I-beam with holes; 3, mechanical arm; 3-1, hydraulic oil pipe routing hole; 3-2, hydraulic oil pipe of mechanical arm rotating device; 3-3, rotating device hydraulic motor; 3-4, hydraulic oil pipe interface of mechanical arm rotating device; 3-5, rotating hammer hydraulic oil pipe 2; 3-6, rotating arm; 3-7, mechanical arm hydraulic oil pipe; 3-8, fixed hinge support 5; 3-9, hydraulic oil pipe interface 4; 3-10, hydraulic rod 1; 3-11, fixed buckle 2; 3-12, fixed hinge support 4; 3-13, telescopic arm 1; 3-14, telescopic arm 2; 3-15, bolt; 3-16, telescopic arm 3; 3-17, fixed pulley 2; 3-18, fixed pulley 1; 3-19, fixed hinge support 3; 3-20, hydraulic rod 2; 3-21, Hydraulic oil pipe interface 5; 3-22, fixed hinge support 2; 3-23, fixed buckle 1; 3-24, fixed hinge support 1; 4, rotating hammer; 4-1, bolt; 4-2, clamp; 4-3, fixed iron chain; 4-4, hydraulic oil pipe interface 5; 4-5, rotating shaft; 4-6, iron chain; 4-7, cleaning rod; 4-8, rotating hammer hydraulic motor rotor; 4-9 rotating hammer hydraulic motor stator; 5, cylindrical coal bunker inspection port; 6, cylinder wall deposits; 7, cylindrical coal bunker. DETAILED DESCRIPTION

[0049] The present invention will be described in detail below in conjunction with the accompanying drawings.

[0050] like Figure 1-4 As shown, the specification discloses a cylindrical coal bunker cleaning device, comprising: a control console (1-1), a hydraulic station (1-2), a lifting system, a fixed bracket (2), a mechanical arm (3) and a rotating hammer head (4).

[0051] The control console (1-1) and the hydraulic station (1-2) are both small table-type structures, arranged on the top of the coal bunker (7), and connected by a communication cable (1-13) to complete the control of the hydraulic station (1-2) by the control console (1-1).

[0052] The control console (1-1) may also include a small wireless remote control handle, which controls the hydraulic station (1-2) through wireless signals, thereby completing the control of the mechanical arm. By controlling the mechanical arm hydraulic oil pipe (3-7), the mechanical arm lifting and retracting actions can be realized. By controlling the winch hydraulic oil pipe (1-6), the winch disc (1-12) is controlled to rotate, thereby realizing the pulling up and lowering of the rotating hammer. By controlling the rotating hammer hydraulic oil pipe 2 (3-5), the rotating hammer rotor (4-8) is rotated. By controlling the mechanical arm rotating device hydraulic oil pipe (3-2), the rotating arm (3-6) is rotated.

[0053] like Figure 5-8 As shown, the lifting system provided in this specification is made of a steel structure, and the lifting system includes: a steel base (2-5), a lifting winch (1-7) and a winch bracket (2-4), the winch bracket (2-4) includes a steel base (2-5) and a square bracket (1-8), the square bracket (1-8) is welded to the right side of the steel base (2-5), and the lifting winch (1-7) is arranged on the left side of the steel base (2-5).

[0054] The lifting winch (1-7) comprises a trapezoidal steel frame (1-16) and a winch disc (1-12) from bottom to top. The trapezoidal steel frame (1-16) is welded on a steel base (2-5). The winch disc (1-12) can rotate along with the winch disc center shaft (1-15). A hydraulic oil pipe interface 1 (1-9) and a hydraulic oil pipe interface 2 (1-10) are respectively arranged on both sides of the winch disc center shaft (1-15). A hydraulic oil pipe interface 3 (1-11) is arranged in the middle of the winch disc center shaft (1-15). The hydraulic oil pipe interface 2 (1-10) is connected to the hydraulic oil pipe interface 3 (1-11) through a hollow center shaft. The hydraulic oil pipe interface 2 (1-10) is connected to the hydraulic oil pipe interface (1-4) of the hydraulic station to provide power for the rotating hammer head (4). The hydraulic oil pipe 1 (1-9) is connected to the hydraulic station hydraulic oil pipe interface (1-4) to provide power for the rotation of the hydraulic oil pipe winch disc (1-12). On the right side of the steel base (2-5), the upper right corner of the square bracket (1-8) is arranged with the mechanical arm rotating device hydraulic pipe (3-2) interface, which is connected to the hydraulic station hydraulic oil pipe interface (1-4) to provide power for the mechanical arm rotating device (3-3). The winch disc center axis (1-15) is a hollow structure between the hydraulic oil pipe interface 2 (1-10) and the hydraulic oil pipe interface 3 (1-11). While the hydraulic oil winch disc (1-12) is rotating, the hydraulic oil can also be transmitted between the rotating hammer hydraulic oil pipe 1 (1-5) and the rotating hammer hydraulic oil pipe 2 (3-5).

[0055] like Figure 9-12As shown, the specification discloses a fixing bracket (2). The fixing bracket (2) is arranged from bottom to top with a perforated I-beam (2-6), a steel base (2-5), and a perforated I-beam (2-6), and the perforated I-beams are fixed with fixing bolts (2-3) to "clamp the top plate of the coal bunker (7)" and fix the winch bracket (2-4) to the cylindrical coal bunker inspection port (5). The position and number of the bolts (2-3) fixing the perforated I-beam (2-6) vary accordingly due to different structures of the coal bunker (3).

[0056] like Figures 13-16As shown, the specification discloses a mechanical arm (3), wherein the mechanical arm (3) is sequentially arranged from top to bottom with a rotating device hydraulic motor (3-3), a rotating arm (3-6), a hydraulic rod 1 (3-10), a telescopic arm 1 (3-13), a telescopic arm 2 (3-14), a telescopic arm 3 (3-16) and a hydraulic rod 2 (3-20). The rotating device hydraulic motor (3-3) is connected to a steel base (2-5), the upper end of the rotating arm (3-6) is rigidly connected to the rotating device hydraulic motor (3-3), the lower end of the rotating arm (3-6) is connected to one end of the telescopic arm 1 (3-13) through a fixed hinge support 1 (3-24), and is fixed by bolts, and the rotating arm (3-6) and the telescopic arm 1 (3-13) rotate along the fixed hinge support 1 (3-24). The fixed hinge support 5 above the rotating arm (3-6) is connected to the fixed hinge support 4 of the telescopic arm 1 (3-13) through the hydraulic rod 1 (3-10). The rotating arm (3-6) and the telescopic arm 1 (3-13) are controlled to rotate along the fixed hinge support 1 (3-24) by the extension and retraction of the hydraulic rod 1. The telescopic arm 2 (3-14) is inserted into the telescopic arm 1 (3-13) and connected through the inner slide groove. The fixed hinge support 2 (3-22) of the telescopic arm 1 (3-13) is connected to the fixed hinge support 3 (3-19) of the telescopic arm 2 through the hydraulic rod 2 (3-20). The extension and retraction of the hydraulic rod 2 (3-20) is controlled. The telescopic arm 2 (3-14) is connected to the telescopic arm 3 (3-16) through the bolt (3-15). According to the specific size of the cylindrical coal bunker (7), telescopic arms 3 (3-16) of different lengths are selected to enable the mechanical arm of the coal bunker top inspection port (5) to reach the coal bunker wall, so as to achieve the cleaning of the coal bunker wall without dead angles. A fixed pulley 2 (3-17) is arranged below the cantilever end of the telescopic arm 3 (3-16), a fixed pulley 1 (3-18) is arranged below the cantilever end of the telescopic arm 2 (3-14), and a fixed buckle 1 (3-23) is arranged on the side wall of one end of the fixed hinge support 1 (3-24) of the telescopic arm 1. The hydraulic oil pipe 2 (3-5) of the rotary hammer is connected to the oil pipe interface 3 (1-11), and is connected to the rotary hammer (4) from top to bottom through the hydraulic oil pipe wiring hole (3-1), the fixed buckle 1 (3-23), the fixed pulley 1 (3-18), and the fixed pulley 2 (3-17). From bottom to top, one end of the mechanical arm hydraulic oil pipe (3-7) of the hydraulic rod 2 (3-20) is connected to the hydraulic oil pipe interface 5 (3-21), and the other end is connected to the hydraulic station hydraulic oil pipe interface (1-4) through the fixing buckle 2 (3-11). From bottom to top, one end of the mechanical arm hydraulic oil pipe (3-7) of the hydraulic rod 1 (3-10) is connected to the hydraulic oil pipe interface 4 (3-9), and the other end is connected to the hydraulic station hydraulic oil pipe interface (1-4).

[0057] like Figure 17-20As shown, this specification discloses a rotary hammer (4), which is arranged from top to bottom in sequence with a clamp (4-2), a fixed iron chain (4-3), a rotary hammer hydraulic motor stator (4-9), a rotary hammer hydraulic motor rotor (4-8), and a cleaning rod (4-7). The rotary hammer hydraulic oil pipe 2 (3-5) is a multi-layer steel wire high-pressure pipe that can withstand the weight of the rotary hammer. One end interface of the rotary hammer hydraulic oil pipe 2 (3-5) is connected to the hydraulic oil pipe interface 3 (1-11), and the other end of the rotary hammer hydraulic oil pipe 2 (3-5) is connected to the hydraulic oil pipe interface 5 (3-21). The clamp (4-2) is made of metal, and the clamp (4-2) is fixed to the rotary hammer hydraulic oil pipe 2 (3-5) by bolts (4-1), and the bottom of the clamp (4-2) is connected to the rotary hammer hydraulic motor stator (4-9) by a fixed iron chain (4-3). When the rotary hammer is in working state, the fixed iron chain (4-3) is in a tightened state, and the rotary hammer hydraulic oil pipe 2 of the fixed iron chain section is in a relaxed state, so as to prevent the hydraulic oil interface 5 (4-4) from loosening and falling off during the working vibration of the rotary hammer. The rotary hammer hydraulic motor stator (4-9) is connected to the rotary hammer hydraulic motor rotor (4-8) through the rotating shaft (4-5). When the rotary hammer hydraulic oil pipe 2 (3-5) supplies oil, the rotary hammer hydraulic motor rotor (4-8) rotates. The two sides of the rotary hammer hydraulic motor rotor (4-8) are connected to the cleaning rod (4-7) through the iron chain (4-6). When the rotary hammer hydraulic motor rotor (4-8) rotates, under the action of centrifugal force, the iron chain (4-6) is straightened, and the cleaning rod (4-7) rotates to clean the coal bunker deposits.

[0058] The cleaning method corresponding to the cleaning device of the cylindrical coal bunker comprises the following steps:

[0059] (A) The control console and hydraulic station are arranged from left to right on the top of the coal bunker. The hydraulic system control console is connected to the hydraulic station through a communication cable.

[0060] (B) Install the assembled mechanical arm, rotary hammer head, and steel base of the lifting system at the inspection port of the cylindrical coal bunker, and use a fixing bracket to fix the steel base at the inspection port of the coal bunker.

[0061] (C) Connect one end of the rotary hammer hydraulic oil pipe 1 to the hydraulic station hydraulic oil pipe interface, and the other end to the hydraulic oil pipe interface 2. Connect another rotary hammer hydraulic oil pipe 2 to the hydraulic oil pipe interface 3, and wrap the other end around the winch disc.

[0062] (D) Fix the telescopic arm 3 and the telescopic arm 2 with bolts, insert the telescopic arm 2 into the telescopic arm 1, connect them through the inner slide groove, install the hydraulic rod 2 on the fixed hinge support 3 and the fixed hinge support 2, connect the mechanical arm hydraulic oil pipe to the hydraulic oil pipe interface 5, and pass the rotary hammer head hydraulic oil pipe 2 through the hydraulic oil pipe routing hole, the fixing buckle 1, the fixed pulley 1, the fixed pulley 2 and the rotary hammer head hydraulic oil interface 5.

[0063] (E) Place telescopic arms 1, 2 and 3 into the coal bunker inspection opening in a vertical downward manner, leaving only the fixed hinge support 1 and the fixed hinge support 4 of the telescopic arm 1 outside the coal bunker inspection opening, connect the telescopic arm 1 with the swivel arm through the fixed hinge support 1 with bolts, fix the hydraulic rod 1 to the hinge support 4 and the fixed hinge support 5 with bolts, connect the hydraulic oil pipe of the mechanical arm with the hydraulic oil pipe interface 4, place the telescopic arm 1 together with the swivel arm into the coal bunker inspection opening, and install the hydraulic motor with a swivel device at one end of the swivel arm on the steel base with bolts.

[0064] (F) Connect the other end of the hydraulic oil pipe of the mechanical arm to the corresponding interface of the hydraulic oil pipe of the hydraulic station. Connect one end of the hydraulic oil pipe of the mechanical arm rotation device to the corresponding interface of the hydraulic oil pipe of the hydraulic station, and the other end to the hydraulic pipe interface of the mechanical arm rotation device. Connect one end of the hydraulic oil pipe of the winch to the corresponding interface of the hydraulic oil pipe of the hydraulic station, and the other end to the hydraulic oil pipe interface 1.

[0065] (G) Turn on the power, start the machine, control the solenoid valve of the hydraulic station through the console, control the extension and retraction of hydraulic rod 1 and hydraulic rod 2, so that the mechanical arm reaches the appropriate working angle.

[0066] (H) The winch hydraulic oil pipe is used to control the winch disc hydraulic motor to achieve the lifting and lowering of the rotary hammer hydraulic oil pipe 2. The rotary hammer hydraulic oil pipe 1 and the rotary hammer hydraulic oil pipe 2 are used to control the rotation of the rotary hammer hydraulic motor rotor to achieve the rotation of the cleaning rod, thereby breaking the sediment on the coal bunker wall and achieving coal bunker cleaning.

[0067] It should also be noted that the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, commodity or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, commodity or device. In the absence of more restrictions, the elements defined by the sentence "comprises a ..." do not exclude the existence of other identical elements in the process, method, commodity or device including the elements.

[0068] The above is only an embodiment of the present application and is not intended to limit the present application. For those skilled in the art, the present application may have various changes and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. A cylindrical coal bunker cleaning device, characterized in that: include: A control console, a hydraulic station, a mechanical arm and a rotating hammer head, wherein the control console and the hydraulic station are arranged on the top of the coal bunker, one end of the mechanical arm is fixed at the inspection port of the cylindrical coal bunker, and the other end is connected to the rotating hammer head, and the control console controls the movement of the mechanical arm and the rotating hammer head through the hydraulic oil pipe of the hydraulic station.

2. The cleaning device according to claim 1, characterized in that The cleaning device also includes a lifting system, and the control console controls the movement of the rotating hammer head through the lifting system.

3. The cleaning device according to claim 2, characterized in that The lifting system comprises: a steel base, a lifting winch and a winch bracket, wherein the lifting winch is arranged on the left side of the steel base, the winch bracket is welded on the right side of the steel base, and the lifting winch is connected to the rotating hammer head.

4. The cleaning device according to claim 3, characterized in that: The lifting winch comprises: a trapezoidal steel frame and a winch disc, wherein the trapezoidal steel frame is fixed on the steel base, the trapezoidal steel frame is used to support the winch disc, and the winch disc is used to control the upward and downward movement of the rotating hammer head.

5. The cleaning device according to claim 3, characterized in that: The cleaning device also includes: a fixed bracket, which is used to fix the winch bracket at the inspection port of the cylindrical coal bunker.

6. The cleaning device according to claim 3, characterized in that: The mechanical arm comprises: a rotating device hydraulic motor, a rotating arm and a telescopic arm; the rotating device hydraulic motor is connected to the steel base, the upper end of the rotating arm is rigidly connected to the rotating device hydraulic motor, and the rotating arm is connected to the telescopic arm through a hydraulic rod.

7. The cleaning device according to claim 6, characterized in that The telescopic arm comprises a first telescopic arm and a second telescopic arm, and the first telescopic arm and the second telescopic arm are connected by a hydraulic rod.

8. The cleaning device according to claim 6, characterized in that The rotating hammer head includes: a clamp, a rotating hammer head hydraulic motor stator, a rotating hammer head hydraulic motor rotor and a cleaning rod; the top of the clamp is connected to the telescopic arm through a fixed pulley, the bottom of the clamp is connected to the rotating hammer head hydraulic motor stator through a fixed iron chain, the rotating hammer head hydraulic motor stator is connected to the rotating hammer head hydraulic motor rotor through a rotating shaft, and the two sides of the rotating hammer head hydraulic motor rotor are connected to the cleaning rod through iron chains.

9. The cleaning device according to claim 1, characterized in that: The console is connected to the hydraulic station via a communication cable or a wireless signal.

10. The cleaning device according to claim 1, characterized in that: The control console and the hydraulic station are both small table-type structures.

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