Cable turnover mechanism for coal mining machine

Abstract

The utility model relates to the technical field of coal mining machines, in particular to a cable turnover mechanism for a coal mining machine, which comprises a base, a motor, a sleeve rod and an inserting rod, the motor is mounted on the left side in the base, a support plate is arranged at the upper end of the outer wall of the base, and the sleeve rod is fixedly connected to the upper end of the outer wall of the support plate. And an inserting rod is inserted in the middle of the interior of the sleeve rod, a stretching assembly is arranged on the lower side of the interior of the inserting rod, and the stretching assembly is used for changing the vertical use position of the inserting rod. According to the winding device, the motor is used to operate and drive the first gear and the second gear to rotate and wind, and due to the use of the first gear and the second gear, the pressure generated during winding can be reduced due to the fact that the diameter of the first gear is smaller than that of the second gear; and then the using length of the inserting rod is adjusted according to the length of the used cable, so that the cables with different lengths can be wound for use, and the state of non-uniform winding is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of coal mining machines, in particular to a cable turning mechanism for coal mining machines. Background Art

[0002] Coal mining machine is one of the main equipment of comprehensive mining equipment. It is developed from coal cutting machine. It is a large and complex system integrating mechanical, electrical and hydraulic systems. The working environment is harsh. If a failure occurs, it will lead to the interruption of the entire coal mining work and cause huge economic losses. Coal mining machine is one of the important equipment for realizing the mechanization and modernization of coal mine production.

[0003] However, in the prior art, most cables used in coal mining machines are reeled up manually by turning the handle. However, the cable may be unevenly wound and may get tangled, making it impossible to use it. To this end, we propose a cable flipping mechanism for coal mining machines to solve the above problem. Utility Model Content

[0004] The purpose of the utility model is to provide a cable turning mechanism for a coal mining machine, so as to solve the problem that most of the cables used in most coal mining machines mentioned in the above background technology are manually wound by turning the handle, but the cable may be unevenly wound during winding, and may be entangled, so that it cannot be used afterwards.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a cable turning mechanism for a coal mining machine, comprising a base, a motor, a sleeve rod and an insertion rod, a motor is installed on the left side of the interior of the base, and a support plate is provided on the upper end of the outer wall of the base, a sleeve rod is fixedly connected to the upper end of the outer wall of the support plate, and an insertion rod is inserted in the middle of the sleeve rod, a stretching assembly is provided on the lower side of the interior of the insertion rod, and the stretching assembly is used to change the vertical use position of the insertion rod.

[0006] Preferably, a through slot is provided on the inner upper side of the base, and a rotating shaft is inserted in the middle of the inner wall of the through slot, and the lower end of the outer wall of the rotating shaft is connected to the output end of the upper end of the outer wall of the motor.

[0007] Preferably, a first gear is fixedly connected to the upper end of the outer wall of the rotating shaft, a second gear is meshed on the outer wall surface of the first gear, and the middle of the second gear is connected to the outer wall of the base through a rotating rod, and a support plate is fixedly connected to the upper end of the outer wall of the second gear.

[0008] Preferably, the stretching assembly includes a slot, a slot is provided on the lower side of the inner part of the insertion rod, and a spring is provided in the middle of the inner wall of the slot, the outer wall end of the spring is movably abutted against a slider, the outer wall surface of the slider is fixedly connected to a limiting block, and the inner wall surface of the sleeve rod is provided with a limiting groove that matches the end surface of the limiting block.

[0009] Preferably, the outer wall surface of the sleeve rod and the outer wall surface of the insertion rod are both provided with a rolling groove, and the outer wall surfaces of the sleeve rod and the insertion rod are adapted to each other.

[0010] Preferably, a pull plate is fixedly connected to the upper end of the outer wall of the insertion rod, the outer wall corners of the pull plate are all configured as arc-shaped corners, and the outer wall surface of the pull plate is smooth without edges and corners.

[0011] Compared with the prior art, the beneficial effect of the utility model is that when the utility model is in use, the motor can be used to operate and drive the first gear and the second gear to rotate and wind. Moreover, by using the first gear and the second gear, since the diameter of the first gear is smaller than the diameter of the second gear, the pressure generated during winding can be reduced. Then, the length of the plug rod can be adjusted according to the length of the cable used, so that cables of different lengths can be wound up and used, and uneven winding can be avoided. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0013] Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Figure 2 It is a rear cross-sectional schematic diagram of the structure of the utility model;

[0015] Figure 3 For this utility model Figure 2 A is a partial enlarged schematic diagram;

[0016] Figure 4 For this utility model Figure 2 A partial enlarged schematic diagram of B in the figure.

[0017] In the figure: 1. base; 2. motor; 3. through slot; 4. rotating shaft; 5. first gear; 6. second gear; 7. support plate; 8. sleeve rod; 9. winding slot; 10. insertion rod; 11. pull plate; 12. card slot; 13. spring; 14. slider; 15. limit block; 16. limit slot. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] See also Figure 1-4 The utility model provides an embodiment: a cable turning mechanism for a coal mining machine, comprising a base 1, a motor 2, a sleeve rod 8 and an insertion rod 10, the motor 2 is installed on the left side of the interior of the base 1, and a support plate 7 is provided on the upper end of the outer wall of the base 1, the sleeve rod 8 is fixedly connected to the upper end of the outer wall of the support plate 7, and the insertion rod 10 is inserted in the middle of the sleeve rod 8, and a stretching assembly is provided on the lower side of the interior of the insertion rod 10, and the stretching assembly is used to change the vertical use position of the insertion rod 10;

[0020] Furthermore, a through groove 3 is opened on the inner upper side of the base 1, and a rotating shaft 4 is inserted in the middle of the inner wall of the through groove 3. The lower end of the outer wall of the rotating shaft 4 is connected to the output end of the upper end of the outer wall of the motor 2. This structure can be used by starting the motor 2 to drive the rotating shaft 4 to rotate.

[0021] Furthermore, a first gear 5 is fixedly connected to the upper end of the outer wall of the rotating shaft 4, a second gear 6 is meshed on the outer wall surface of the first gear 5, and the middle of the second gear 6 is connected to the outer wall of the base 1 through a rotating rod, and a support plate 7 is fixedly connected to the upper end of the outer wall of the second gear 6. This structure allows the first gear 5 to be rotated and the second gear 6 to be driven to rotate at the same time.

[0022] Furthermore, the stretching component includes a slot 12, a slot 12 is provided on the lower side of the inner part of the plug rod 10, and a spring 13 is provided in the middle of the inner wall of the slot 12, the outer wall end of the spring 13 is movably abutted against a slider 14, the outer wall surface of the slider 14 is fixedly connected to a limiting block 15, and the inner wall surface of the sleeve rod 8 is provided with a limiting groove 16 that is compatible with the end surface of the limiting block 15. This structure can increase the usable length of the sleeve rod 8 through the use of the stretching component, and the cable can be reeled in through the outer wall of the plug rod 10.

[0023] Furthermore, the outer wall surfaces of the sleeve rod 8 and the outer wall surfaces of the insertion rod 10 are both provided with winding grooves 9, and the outer wall surfaces of the sleeve rod 8 and the insertion rod 10 are adapted to each other. This structure can rotate the cable in a ring shape around the outer wall surfaces of the sleeve rod 8 and the insertion rod 10.

[0024] Furthermore, a pull plate 11 is fixedly connected to the upper end of the outer wall of the insertion rod 10, and the outer wall corners of the pull plate 11 are all set to be arc-shaped corners, and the outer wall surface of the pull plate 11 is smooth without edges and corners. This structure can avoid damage to body parts due to the edges and corners between the structures during use.

[0025] Working principle: When in use, the end of the cable can be matched with the outer wall surface of the sleeve rod 8, and the plug rod 10 can be adjusted according to the length of the cable used, so that the pull plate 11 is pulled to drive the plug rod 10 to move vertically, and when the plug rod 10 moves, the slider 14 will move horizontally and squeeze the spring 13 in the slot 12, so that the spring 13 will be partially deformed after being compressed, and at the same time, after the plug rod 10 moves to a certain position, the spring 13 will push the slider 14 out through the restoring force, and at the same time, the outer wall surface of the limit block 15 will It only needs to be matched with the inner wall of the limit groove 16. After the insertion rod 10 is stably matched, the motor 2 can be started by remote control to drive the rotating shaft 4 for use, and when the rotating shaft 4 rotates, it will also drive the first gear 5 to be used, so that the second gear 6 meshing on the outer wall surface of the first gear 5 can be rotated, and after the second gear 6 rotates, it will drive the sleeve rod 8 to rotate, so that the sleeve rod 8 can be rotated to reel up the cable. In this case, the motor 2 is an existing mature technology and will not be elaborated here. The above is the entire working principle of the utility model.

[0026] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A cable turning mechanism for a coal mining machine, comprising a base (1), a motor (2), a sleeve rod (8) and an insertion rod (10), characterized in that: A motor (2) is installed on the left side of the interior of the base (1), and a support plate (7) is provided at the upper end of the outer wall of the base (1), a sleeve rod (8) is fixedly connected to the upper end of the outer wall of the support plate (7), and an insertion rod (10) is inserted in the middle of the sleeve rod (8), and a stretching assembly is provided on the lower side of the insertion rod (10), and the stretching assembly is used to change the vertical use position of the insertion rod (10).

2. A cable turning mechanism for a coal mining machine according to claim 1, characterized in that: A through slot (3) is provided on the inner upper side of the base (1), and a rotating shaft (4) is inserted in the middle of the inner wall of the through slot (3), and the lower end of the outer wall of the rotating shaft (4) is connected to the output end of the upper end of the outer wall of the motor (2).

3. A cable turning mechanism for a coal mining machine according to claim 2, characterized in that: The upper end of the outer wall of the rotating shaft (4) is fixedly connected to a first gear (5), the outer wall surface of the first gear (5) is meshed with a second gear (6), and the middle of the second gear (6) is connected to the outer wall of the base (1) via a rotating rod, and the upper end of the outer wall of the second gear (6) is fixedly connected to a support plate (7).

4. A cable turning mechanism for a coal mining machine according to claim 1, characterized in that: The stretching assembly comprises a slot (12), the slot (12) is provided on the lower side of the insert rod (10), a spring (13) is provided in the middle of the inner wall of the slot (12), the outer wall end of the spring (13) is movably abutted against a slider (14), the outer wall surface of the slider (14) is fixedly connected to a limit block (15), and the inner wall surface of the sleeve rod (8) is provided with a limit groove (16) adapted to the end surface of the limit block (15).

5. The cable turning mechanism for a coal mining machine according to claim 1, characterized in that: The outer wall surface of the sleeve rod (8) and the outer wall surface of the insertion rod (10) are both provided with a winding groove (9), and the outer wall surfaces of the sleeve rod (8) and the insertion rod (10) are adapted to each other.

6. A cable turning mechanism for a coal mining machine according to claim 1, characterized in that: A pull plate (11) is fixedly connected to the upper end of the outer wall of the insertion rod (10), the outer wall corners of the pull plate (11) are all arranged as arc-shaped corners, and the outer wall surface of the pull plate (11) is smooth without edges and corners.

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