A semi-automatic special tool for dredging coal deposits in trenches

Abstract

The present invention discloses a semi-automatic special tool for dredging coal accumulation in a channel, comprising a drill bit, a base, and a motor base plate. The drill bit is slidably connected to a shaft rod, and a first bolt is slidably connected to the drill bit and the shaft rod. The upper end of the base is fixedly connected to a joint bearing seat, a joint bearing is installed in the joint bearing seat, and the upper end of the joint bearing seat contacts a joint bearing cover. A joint bearing sleeve is installed in the joint bearing, and a one-way thrust ball bearing is installed in the joint bearing sleeve. A rotary shaft is installed in the one-way thrust ball bearing. This solution constitutes a semi-automatic special tool for dredging coal accumulation in a channel by designing components such as a drill bit, a shaft rod, a joint bearing, a rotary shaft, a rotating shaft, a speed regulating motor, and a speed regulator. The cost of handling coal accumulation in a channel can be greatly reduced, and the solution is safer, more efficient, easier to operate, and more flexible and portable.

Description

Technical Field

[0001] The invention relates to the technical field of channel coal accumulation dredging, in particular to a semi-automatic channel coal accumulation dredging special tool. Background Art

[0002] Large factories and mines generally use ditch-type unloading structures, such as coal unloading ditches and ash unloading ditches. Although coal unloading ditch equipment is equipped with air cannons and air hammers, under the current background of extremely high fuel prices, more and more factories and mines have begun to burn low-quality coal with high ash, high sulfur and high viscosity, which has led to problems such as blockage of the coal unloading ditch, poor material discharge, difficulty in clearing the blocked coal unloading ditch, and endangerment to personal safety during the clearing process. At present, there are two main ways to clean the coal unloading ditch: (1) Use a crane to lift the coal grate and then use an excavator to dig out the compacted coal. This method is expensive and greatly affected by space limitations; (2) Workers enter the coal unloading ditch to clean it. This cleaning method has safety hazards. Therefore, it is necessary to design a safe, low-cost, easy-to-operate, flexible and portable coal accumulation clearing device. Summary of the invention

[0003] The purpose of the present invention is to provide a semi-automatic special tool for dredging coal accumulation in a channel, which solves the problems of existing tools for dredging coal accumulation in a channel, such as high cost, insufficient safety, difficulty in operation and insufficient flexibility in use.

[0004] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a semi-automatic special tool for dredging coal accumulation in a channel, comprising a drill bit, a base, and a motor base plate, wherein a shaft rod is slidably connected inside the drill bit, a first bolt is slidably connected inside the drill bit and the shaft rod, a joint bearing seat is fixedly connected to the upper end of the base, a joint bearing is installed in the joint bearing seat, the upper end of the joint bearing seat contacts with a joint bearing cover, a joint bearing sleeve is installed inside the joint bearing, a one-way thrust ball bearing is installed inside the joint bearing sleeve, a rotary shaft is installed inside the one-way thrust ball bearing, an angular contact ball bearing is installed inside the joint bearing sleeve, a rotary shaft is installed inside the angular contact ball bearing, and a sleeve end cover is installed at the upper end of the joint bearing sleeve;

[0005] The rotating shaft is slidably connected with a shaft rod, the shaft rod is slidably connected with a first pin shaft, the first pin shaft is slidably connected with the rotating shaft, the rotating shaft is slidably connected with a rotating shaft, the rotating shaft and the rotating shaft are slidably connected with a second pin shaft, the right end of the motor base plate is fixedly connected with an armrest frame, the upper end of the motor base plate is fixedly connected with a speed regulator bracket, and the speed regulator is installed on the speed regulator bracket;

[0006] The upper end of the motor base plate contacts with a speed regulating motor, a third screw is slidably connected in the motor base plate, the third screw is threadedly connected to the speed regulating motor, a second spring washer is slidably sleeved on the outer side of the third screw, the second spring washer contacts with the motor base plate, the output shaft of the speed regulating motor is keyed to a rotating shaft, a screw locking retaining ring is slidably sleeved on the outer side of the rotating shaft, a locking screw is threadedly connected in the screw locking retaining ring, the locking screw is in locking contact with the rotating shaft, and the lower end of the motor base plate contacts with an upper end cover;

[0007] A bidirectional thrust ball bearing is installed on the inner side of the motor base plate, a rotating shaft is installed on the inner side of the bidirectional thrust ball bearing, a felt retaining ring is installed in the motor base plate, a shaft sleeve is installed on the outer side of the rotating shaft, and the lower end of the shaft sleeve contacts a screw locking retaining ring;

[0008] The joint bearing seat is respectively provided with a joint type pressure injection oil cup and a straight-through type pressure injection oil cup.

[0009] In order to install the drill bit on the shaft rod, as a preferred semi-automatic channel coal dredging tool of the present invention, the outer side of the first bolt is threadedly connected with a first locking nut, and the first locking nut contacts the outer surface of the drill bit.

[0010] In order to install the spherical bearing cover on the spherical bearing seat, as a preferred semi-automatic channel coal clearing special tool of the present invention, the spherical bearing cover is internally slidably connected with a first screw, and the first screw is connected to the spherical bearing seat by a thread.

[0011] In order to prevent the first screw from loosening easily, as a preferred semi-automatic channel coal clearing tool of the present invention, a first elastic washer is slidably sleeved on the outer side of the first screw, and the first elastic washer contacts with the upper end of the joint bearing seat.

[0012] In order to limit the first pin shaft and the second pin shaft, as a preferred semi-automatic channel coal dredging special tool of the present invention, the first pin shaft is threadedly connected with a cotter pin, and the second pin shaft is threadedly connected with a cotter pin.

[0013] In order to install the speed governor on the speed governor bracket, as a preferred semi-automatic channel coal clearing special tool of the present invention, a fourth screw is slidably connected in the speed governor bracket, the fourth screw is slidably connected to the speed governor, and the outer side of the fourth screw is threadedly connected to a second locking nut.

[0014] In order to prevent the second screw from loosening easily, as a preferred semi-automatic channel coal clearing tool of the present invention, a second screw is slidably connected inside the upper end cover, the second screw is threadedly connected to the motor base plate, and a first spring washer is slidably sleeved on the outer side of the second screw, and the first spring washer is in contact with the motor base plate.

[0015] Compared with the prior art, the present invention has the following beneficial effects:

[0016] This solution constitutes a semi-automatic special tool for clearing coal accumulation in ditches by designing components such as drill bits, shafts, spherical bearings, rotary shafts, rotating shafts, speed regulating motors, and speed regulators. This can greatly reduce the cost of handling coal accumulation in ditches, and is safer, more efficient, easier to operate, and more flexible and portable. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is the front view of the overall structure of the present invention;

[0018] Figure 2 For the present invention Figure 1 Top view of the .

[0019] In the figure: 1, drill bit; 2, first bolt; 3, first locking nut; 4, shaft; 5, spherical bearing; 6, base; 7, spherical bearing seat; 8, spherical bearing cover; 9, first screw; 10, first elastic washer; 11, spherical bearing sleeve; 12, one-way thrust ball bearing; 13, rotary shaft; 14, angular contact ball bearing; 15, sleeve end cover; 16, first pin; 17, cotter pin; 18, second pin; 19, rotating shaft; 20, screw locking Retaining ring; 21. Upper end cover; 22. First spring washer; 23. Second screw; 24. Second spring washer; 25. Third screw; 26. Speed ​​regulating motor; 27. Speed ​​regulator; 28. Speed ​​regulator bracket; 29. ​​Fourth screw; 30. Second locking nut; 31. Bidirectional thrust ball bearing; 32. Felt retaining ring; 33. Motor seat plate; 34. Handrail bracket; 35. Bushing; 36. Locking screw; 37. Joint-type pressure-injection oil cup; 38. Straight-through pressure-injection oil cup. DETAILED DESCRIPTION

[0020] See also Figure 1-Figure 2A semi-automatic special tool for dredging coal accumulation in a channel comprises a drill bit 1, a base 6 and a motor base plate 33. A shaft rod 4 is slidably connected inside the drill bit 1. A first bolt 2 is slidably connected inside the drill bit 1 and the shaft rod 4. A joint bearing seat 7 is fixedly connected to the upper end of the base 6. A joint bearing 5 is installed in the joint bearing seat 7. The upper end of the joint bearing seat 7 contacts a joint bearing cover 8. A joint bearing sleeve 11 is installed inside the joint bearing 5. A one-way thrust ball bearing 12 is installed inside the joint bearing sleeve 11. A rotary shaft 13 is installed inside the one-way thrust ball bearing 12. An angular contact ball bearing 14 is installed inside the joint bearing sleeve 11. The rotary shaft 13 is installed inside the angular contact ball bearing 14. A sleeve end cover 15 is installed at the upper end of the joint bearing sleeve 11.

[0021] The shaft 4 is slidably connected in the rotary shaft 13, the first pin 16 is slidably connected in the shaft 4, the first pin 16 is slidably connected to the rotary shaft 13, the rotary shaft 13 is slidably connected to the rotating shaft 19, the second pin 18 is slidably connected in the rotary shaft 13 and the rotating shaft 19, the right end of the motor base plate 33 is fixedly connected to the handrail frame 34, the upper end of the motor base plate 33 is fixedly connected to the speed regulator bracket 28, and the speed regulator 27 is installed on the speed regulator bracket 28;

[0022] The upper end of the motor base plate 33 contacts the speed regulating motor 26, the motor base plate 33 is slidably connected with the third screw 25, the third screw 25 is threadedly connected to the speed regulating motor 26, the outer side of the third screw 25 is slidably sleeved with the second spring washer 24, the second spring washer 24 contacts the motor base plate 33, the output shaft of the speed regulating motor 26 is keyed to the rotating shaft 19, the outer side of the rotating shaft 19 is slidably sleeved with a screw locking retaining ring 20, the screw locking retaining ring 20 is threadedly connected with a locking screw 36, the locking screw 36 is in locking contact with the rotating shaft 19, and the lower end of the motor base plate 33 contacts the upper end cover 21;

[0023] A bidirectional thrust ball bearing 31 is installed on the inner side of the motor base plate 33, a rotating shaft 19 is installed on the inner side of the bidirectional thrust ball bearing 31, a felt retaining ring 32 is installed in the motor base plate 33, a shaft sleeve 35 is installed on the outer side of the rotating shaft 19, and the lower end of the shaft sleeve 35 contacts a screw locking retaining ring 20;

[0024] The joint bearing seat 7 is provided with a joint type pressure injection oil cup 37 and a straight-through type pressure injection oil cup 38 respectively.

[0025] In this embodiment: when it is necessary to dredge the coal accumulation in the channel, hold the base 6 and start the speed regulating motor 26. The speed regulating motor 26 works, and the output shaft of the speed regulating motor 26 drives the rotating shaft 19 to rotate, and the rotating shaft 19 drives the shaft rod 4 to rotate, and the shaft rod 4 drives the drill bit 1 to rotate. The drill bit 1 can be used to clean the coal accumulation in the channel and break up the compacted coal blocks to facilitate the dredging work. By designing the joint bearing 5, the drill bit 1 can achieve a certain angle of swing, so that the working range of the drill bit 1 is wide. By adjusting the relative position of the shaft rod 4 and the rotating shaft 13, the position of the shaft rod 4 can be adjusted, so that channels of different depths can be processed. This can be achieved by installing the first pin 16 in different hole positions on the shaft rod 4.

[0026] By designing components such as the drill bit 1, the shaft 4, the spherical bearing 5, the rotary shaft 13, the rotating shaft 19, the speed regulating motor 26, the speed regulator 27, etc., a semi-automatic special tool for clearing coal deposits in a channel is formed, which can greatly reduce the cost of handling coal deposits in the channel, and is safer, more efficient, easier to operate, and flexible and portable.

[0027] As a technical optimization solution of the present invention, the outer side of the first bolt 2 is connected to the first locking nut 3 through a thread, and the first locking nut 3 is in contact with the outer surface of the drill bit 1.

[0028] In this embodiment, the drill bit 1 can be mounted on the shaft rod 4 by designing the first bolt 2 and the first locking nut 3 .

[0029] As a technical optimization solution of the present invention, the interior of the spherical bearing cover 8 is slidably connected with a first screw 9, and the first screw 9 is connected to the spherical bearing seat 7 through threads.

[0030] In this embodiment: the spherical bearing cover 8 can be installed on the spherical bearing seat 7 by installing the first screw 9 .

[0031] As a technical optimization solution of the present invention, a first elastic washer 10 is slidably sleeved on the outer side of the first screw 9 , and the first elastic washer 10 is in contact with the upper end of the joint bearing seat 7 .

[0032] In this embodiment, by installing the first elastic washer 10, an elastic force can be exerted on the first screw 9, so that the first screw 9 is not easy to loosen.

[0033] As a technical optimization solution of the present invention, a split pin 17 is threadedly connected inside the first pin shaft 16 , and a split pin 17 is threadedly connected inside the second pin shaft 18 .

[0034] In this embodiment, the first pin shaft 16 and the second pin shaft 18 can be limited by installing the split pin 17 .

[0035] As a technical optimization solution of the present invention, a fourth screw 29 is slidably connected inside the speed regulator bracket 28, the fourth screw 29 is slidably connected to the speed regulator 27, and the outer side of the fourth screw 29 is threadedly connected to a second locking nut 30.

[0036] In this embodiment, the speed regulator 27 can be installed on the speed regulator bracket 28 by installing the fourth screw 29 .

[0037] As a technical optimization solution of the present invention, a second screw 23 is slidably connected inside the upper end cover 21, the second screw 23 is threadedly connected to the motor base plate 33, and a first spring washer 22 is slidably sleeved on the outer side of the second screw 23, and the first spring washer 22 is in contact with the motor base plate 33.

[0038] In this embodiment, by installing the first spring washer 22 , the second screw 23 is not likely to loosen.

[0039] Working principle: When it is necessary to dredge the coal accumulation in the channel, hold the base 6 and start the speed regulating motor 26. The speed regulating motor 26 works, and the output shaft of the speed regulating motor 26 drives the rotating shaft 19 to rotate, and the rotating shaft 19 drives the shaft rod 4 to rotate, and the shaft rod 4 drives the drill bit 1 to rotate. The drill bit 1 can be used to clean the coal accumulation in the channel and break up the compacted coal blocks to facilitate the dredging work. By designing the joint bearing 5, the drill bit 1 can achieve a certain angle of swing, so that the working range of the drill bit 1 is wide. By adjusting the relative position of the shaft rod 4 and the rotating shaft 13, the position of the shaft rod 4 can be adjusted, so that channels of different depths can be processed, which can be achieved by installing the first pin 16 in different hole positions on the shaft rod 4.

[0040] By designing components such as the drill bit 1, the shaft 4, the spherical bearing 5, the rotary shaft 13, the rotating shaft 19, the speed regulating motor 26, the speed regulator 27, etc., a semi-automatic special tool for clearing coal deposits in a channel is formed, which can greatly reduce the cost of handling coal deposits in the channel, and is safer, more efficient, easier to operate, and flexible and portable.

[0041] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A semi-automatic tool for clearing coal deposits in a channel, comprising a drill bit (1), a base (6), and a motor base plate (33), characterized in that: The drill bit (1) is slidably connected to a shaft rod (4), the drill bit (1) and the shaft rod (4) are slidably connected to a first bolt (2), the upper end of the base (6) is fixedly connected to a joint bearing seat (7), a joint bearing (5) is installed in the joint bearing seat (7), the upper end of the joint bearing seat (7) contacts a joint bearing cover (8), a joint bearing sleeve (11) is installed in the joint bearing (5), a one-way thrust ball bearing (12) is installed in the joint bearing sleeve (11), a rotary shaft (13) is installed in the one-way thrust ball bearing (12), an angular contact ball bearing (14) is installed in the joint bearing sleeve (11), a rotary shaft (13) is installed in the angular contact ball bearing (14), and a sleeve end cover (15) is installed at the upper end of the joint bearing sleeve (11); The rotary shaft (13) is slidably connected to a shaft rod (4), the shaft rod (4) is slidably connected to a first pin shaft (16), the first pin shaft (16) is slidably connected to the rotary shaft (13), the rotary shaft (13) is slidably connected to a rotating shaft (19), the rotary shaft (13) and the rotating shaft (19) are slidably connected to a second pin shaft (18), the right end of the motor base plate (33) is fixedly connected to an armrest frame (34), the upper end of the motor base plate (33) is fixedly connected to a speed regulator bracket (28), and the speed regulator bracket (28) is mounted with a speed regulator (27); The upper end of the motor base plate (33) contacts the speed regulating motor (26), a third screw (25) is slidably connected inside the motor base plate (33), the third screw (25) is threadedly connected to the speed regulating motor (26), a second spring washer (24) is slidably sleeved on the outer side of the third screw (25), the second spring washer (24) contacts the motor base plate (33), an output shaft of the speed regulating motor (26) is keyed to a rotating shaft (19), a screw locking retaining ring (20) is slidably sleeved on the outer side of the rotating shaft (19), a locking screw (36) is threadedly connected inside the screw locking retaining ring (20), the locking screw (36) is in locking contact with the rotating shaft (19), and the lower end of the motor base plate (33) contacts the upper end cover (21); A bidirectional thrust ball bearing (31) is installed on the inner side of the motor base plate (33), a rotating shaft (19) is installed on the inner side of the bidirectional thrust ball bearing (31), a felt retaining ring (32) is installed in the motor base plate (33), a shaft sleeve (35) is installed on the outer side of the rotating shaft (19), and the lower end of the shaft sleeve (35) contacts a screw locking retaining ring (20); The joint bearing seat (7) is provided with a joint-type pressure injection oil cup (37) and a straight-through pressure injection oil cup (38), respectively.

2. A semi-automatic channel coal dredging tool according to claim 1, characterized in that: The outer side of the first bolt (2) is threadedly connected to a first locking nut (3), and the first locking nut (3) is in contact with the outer surface of the drill bit (1).

3. A semi-automatic special tool for clearing coal accumulation in a channel according to claim 1, characterized in that: A first screw (9) is slidably connected inside the spherical bearing cover (8), and the first screw (9) is connected to the spherical bearing seat (7) via a thread.

4. A semi-automatic special tool for clearing coal accumulation in a channel according to claim 3, characterized in that: A first elastic washer (10) is slidably sleeved on the outer side of the first screw (9), and the first elastic washer (10) is in contact with the upper end of the joint bearing seat (7).

5. A semi-automatic special tool for clearing coal accumulation in a channel according to claim 1, characterized in that: A split pin (17) is threadedly connected inside the first pin shaft (16), and a split pin (17) is threadedly connected inside the second pin shaft (18).

6. A semi-automatic special tool for clearing coal accumulation in a channel according to claim 1, characterized in that: A fourth screw (29) is slidably connected inside the speed regulator bracket (28), the fourth screw (29) is slidably connected to the speed regulator (27), and a second locking nut (30) is threadedly connected to the outer side of the fourth screw (29).

7. A semi-automatic special tool for clearing coal accumulation in a channel according to claim 1, characterized in that: A second screw (23) is slidably connected inside the upper end cover (21), the second screw (23) is threadedly connected to the motor base plate (33), a first spring washer (22) is slidably sleeved on the outer side of the second screw (23), and the first spring washer (22) is in contact with the motor base plate (33).

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