Mud scraping device, winch system and rotary drilling rig

Abstract

The utility model provides a mud scraping device, a winch system and a rotary drilling rig. The mud scraping device comprises a mud scraping assembly in a wheel disc shape, an installation hole is formed in the circle center of the mud scraping assembly, and the mud scraping assembly is connected with a rotating shaft of a first fluted disc in a matched mode through the installation hole; a plurality of detachable mud scraping brushes are arranged on the outer periphery of the mud scraping assembly in the circumferential direction; the second fluted disc is mounted on a driving wheel of the mud scraping device and is connected with the first fluted disc through a chain; the cross section area of the second fluted disc is larger than that of the first fluted disc; and the mounting assembly is connected with the first fluted disc and the second fluted disc. According to the scheme, the mud scraping device can meet the requirement for scraping impurities such as mud during working, and the scraping head can be rapidly replaced.

Description

TECHNICAL FIELD

[0001] The utility model relates to rotary drilling rig technical field, in particular to a kind of mud scraping device, hoist system and rotary drilling rig. BACKGROUND

[0002] In prior art, mud and the like carried by steel wire rope will be adhered to the sheave of sheave frame during working process, and there is no equipment for separately removing the impurities of adhered mud on the sheave at present, so that the mud on the steel wire rope adhered to the sheave of sheave frame enters the sheave bearing, affecting the service life of the sheave bearing, and also exacerbating the wear of the sheave, reducing the service life of the sheave. SUMMARY

[0003] The utility model embodiment provides a kind of mud scraping device, hoist system and rotary drilling rig to solve the problem that the mud on the steel wire rope adhered to the sheave of sheave frame enters the sheave bearing, affecting the service life of the sheave bearing.

[0004] To solve the above technical problems, the utility model adopts the following technical solutions:

[0005] The utility model embodiment provides a kind of mud scraping device, which comprises:

[0006] The mud scraping assembly in the form of a wheel disc is provided with a mounting hole at the center, which is connected with the rotating shaft of the first toothed disc through the mounting hole;

[0007] A plurality of detachable mud scraping brushes are arranged on the outer periphery of the mud scraping assembly along the circumferential direction.

[0008] The second toothed disc is installed on the driving wheel of the mud scraping device and connected with the first toothed disc through a chain.

[0009] The cross-sectional area of the second toothed disc is greater than that of the first toothed disc.

[0010] The mounting assembly is connected with the first toothed disc and the second toothed disc respectively.

[0011] Optionally, the mounting assembly comprises:

[0012] The mounting base comprises a first mounting member, a second mounting member and a third mounting member, and the second mounting member and the third mounting member are connected with the first mounting member perpendicularly; the second mounting member is also fixedly connected with the second toothed disc.

[0013] The adjusting assembly is fixedly connected with the first toothed disc and the third mounting member respectively.

[0014] Optionally, the adjusting assembly is connected with the third mounting member through an adjusting bolt.

[0015] Optionally, a plurality of the mud scraping brushes are arranged equidistantly on the edge of the mud scraping assembly.

[0016] Optionally, the material of the mud scraping brush comprises any one of nylon, rubber or steel plate which is softer than the material of the device to be scraped.

[0017] The utility model embodiment further provides a winding system, including the mud scraping device, still include:

[0018] At least one group of pulley frame, the pulley frame includes winding pulley and the steel wire rope connected with the winding pulley;

[0019] The mounting assembly of the mud scraping device is fixedly arranged on the pulley frame, and the mud scraping brush of the mud scraping device is connected with the sliding groove of the winding pulley, and the driving wheel of the mud scraping device is connected with the steel wire rope.

[0020] The utility model embodiment further provides a rotary drilling rig, including the winding system as described above.

[0021] The utility model has the advantages of:

[0022] The mud scraping device comprises a mud scraping assembly in the form of a wheel disc, a mounting hole is arranged at the center of the mud scraping assembly, and the mounting hole is connected with the rotating shaft of a first toothed disc; a plurality of detachable mud scraping brushes are arranged on the outer periphery of the mud scraping assembly along the circumference; a second toothed disc is installed on a driving wheel of the mud scraping device and connected with the first toothed disc through a chain; the cross-sectional area of the second toothed disc is larger than that of the first toothed disc; and a mounting assembly is connected with the first toothed disc and the second toothed disc respectively. The mud scraping device can meet the demand of hanging off mud and other impurities during work, can realize quick replacement of the scraping head, can scrape off mud and other impurities on the steel wire rope of the pulley of the pulley frame, and can avoid the impurities from entering the pulley bearing and affecting the service life of the pulley bearing. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 Fig. 1 shows a structure diagram of the mud scraping device according to the utility model embodiment;

[0024] Figure 2 Fig. 2 shows a top view of Figure 1 ;

[0025] Figure 3 Fig. 3 shows a top view of the winding system according to the utility model;

[0026] Figure 4 Fig. 4 shows an enlarged front view of the winding system containing the mud scraping device according to the utility model.

[0027] Reference numerals:

[0028] Mud scraping assembly 1; mud scraping brush 11;

[0029] First toothed disc 2;

[0030] Second toothed disc 3;

[0031] Mud scraping device driving wheel 4;

[0032] Chain 5; mounting base 6; first mounting member 61; second mounting member 62; third mounting member 63;

[0033] Adjusting assembly 7;

[0034] Adjusting bolt 8;

[0035] Mud scraping device 10;

[0036] Pulley carrier 20;

[0037] Winch pulley 30;

[0038] Steel wire rope 40. DETAILED DESCRIPTION

[0039] To make the technical problems, technical solutions and advantages to be solved by the utility model more clear, specific embodiments will be described in detail below with reference to the drawings. In the following description, specific details such as specific configurations and components are provided only to help a comprehensive understanding of the embodiments of the utility model. Therefore, those skilled in the art should understand that various changes and modifications can be made to the embodiments described herein without departing from the scope and spirit of the utility model. In addition, descriptions of known functions and structures are omitted for clarity and brevity.

[0040] It should be understood that the "one embodiment" or "an embodiment" mentioned throughout the specification means that the specific features, structures or characteristics related to the embodiment are included in at least one embodiment of the utility model. Therefore, "in one embodiment" or "in an embodiment" appearing throughout the specification does not necessarily refer to the same embodiment. In addition, these specific features, structures or characteristics can be combined in one or more embodiments in any suitable manner.

[0041] The utility model provides a kind of mud scraping device, winch system and rotary drilling rig for the mud of steel wire rope adhered to pulley carrier's pulley enters pulley bearing, affects the life of pulley bearing.

[0042] With reference to Figure 1 And Figure 2 As shown in the drawings, the embodiment of the application provides a kind of mud scraping device, comprising:

[0043] The mud scraping assembly 1 is in the shape of a wheel disc, and a mounting hole is arranged at the center of the mud scraping assembly 1, which is connected with the rotating shaft of the first tooth disc 2;

[0044] A plurality of detachable mud scraping brushes 11 are arranged on the outer periphery of the mud scraping assembly 1 in a circumferential direction;

[0045] The second tooth disc 3 is installed on the mud scraping device driving wheel 4 and is connected with the first tooth disc 2 through a chain 5;

[0046] The cross-sectional area of the second tooth disc 3 is greater than that of the first tooth disc 2;

[0047] A mounting assembly is connected with the first tooth disc 2 and the second tooth disc 3, respectively.

[0048] In the embodiment, the mud scraping assembly 1 is in the shape of a wheel disc, and a mounting hole is arranged at the center of the mud scraping assembly 1, which is connected with the rotating shaft of the first tooth disc 2, and the mud scraping assembly 1 rotates with the rotating shaft of the first tooth disc 2; a plurality of detachable mud scraping brushes 11 are arranged on the outer periphery of the mud scraping assembly 1 in a circumferential direction; the first tooth disc 2 is connected with the steel wire rope in the hoisting system to be matched; the steel wire rope in the hoisting system to be matched is sleeved on the mud scraping device driving wheel 4, and the rotation of the steel wire rope in the hoisting system to be matched drives the rotation of the second tooth disc 3; since the second tooth disc 3 is connected with the first tooth disc 2 through the chain 5, the rotation of the second tooth disc 3 drives the rotation of the first tooth disc 2, thereby realizing linkage rotation. Here, the cross-sectional area of the second tooth disc 3 is greater than that of the first tooth disc 2; that is, the second tooth disc 3 is a large tooth disc compared with the first tooth disc 2.

[0049] A mounting assembly is connected with the first tooth disc 2 and the second tooth disc 3, respectively, and the mounting assembly supports the first tooth disc 2 and the second tooth disc 3.

[0050] In the embodiment, a plurality of detachable mud scraping brushes 11 are arranged on the mud scraping device, the mud scraping device can be connected with the steel wire rope in the hoisting system to be matched, and the mud scraping device can meet the requirement of hanging off the mud and other impurities during work when the hoisting system works, and the mud scraping head can be quickly replaced, and the mud and other impurities on the steel wire rope can be scraped off to avoid entering the pulley bearing and affecting the service life of the pulley bearing.

[0051] Optionally, the mounting assembly comprises:

[0052] The mounting base 6 comprises a first mounting piece 61, a second mounting piece 62 and a third mounting piece 63, the second mounting piece 62 and the third mounting piece 63 are respectively connected perpendicularly with the first mounting piece 61; the second mounting piece 62 is further fixedly connected with the second toothed disc 3.

[0053] The adjusting assembly 7 is fixedly connected with the first toothed disc 2 and the third mounting piece 63 respectively.

[0054] Optionally, the adjusting assembly 7 is connected with the third mounting piece 63 through an adjusting bolt 8.

[0055] Optionally, a plurality of the mud scraping brushes 11 are arranged equidistantly in the circumferential direction on the edge of the mud scraping assembly 1.

[0056] Optionally, the material of the mud scraping brush 11 comprises any one of nylon, rubber or a steel plate material which is softer than the material of the device to be scraped.

[0057] In the embodiment of the application, the first mounting piece 61 is used for being mounted on a pulley frame in a hoisting system to be matched, and the first mounting piece 61 is used for abutting against the pulley frame in the hoisting system to be matched, here, it is only required to ensure that the second mounting piece 62 and the third mounting piece 63 are arranged perpendicularly with the first mounting piece 61 respectively, and the second mounting piece 62 and the third mounting piece 63 are located on the same side.

[0058] The mud scraping device in the application adopts a chain wheel transmission structure, in the working lifting, a steel wire rope in a hoisting system to be matched drives a mud scraping device driving wheel 4 of the mud scraping device to move along the clockwise direction, the mud scraping device driving wheel 4 drives the second toothed disc 3 to rotate through a mounting shaft, then drives the first toothed disc 2 to rotate through a chain 5, and then drives the mud scraping assembly 1 to rotate through the mounting shaft, the mud scraping brush 11 on the mud scraping assembly 1 cleans a “large pulley to be cleaned” in the hoisting system to be matched, so that the mud scraping is cleaner and more efficient, the front end of the mud scraping brush 11 can be made of nylon, rubber and a common material which is a steel plate material softer than the “large pulley to be cleaned”, the front end of the mud scraping brush 11 can also be made of a steel wire, the steel wire is made of a common material and is a steel plate material softer than the “large pulley to be cleaned”, in this way, after the mud scraping brush 11 of the mud scraping assembly 1 is tangent to the “large pulley to be cleaned” and is abraded to a certain amount after working for a period of time, the mud scraping brush 11 can be quickly replaced, the disassembly is convenient, the operation time is saved, since the mud scraping device driving wheel 4 moves together with the steel wire rope, in this way, mud, clay and other impurities can be more efficiently removed in winter construction when the temperature is low.

[0059] The mud scraping device in the application has simple structure, convenient installation and maintenance and low cost; the wear of the pulley is reduced, the service life of the bearing is improved, the use cost of the equipment is reduced and the use value of the equipment is improved.

[0060] Referring to Figures 3-4 As shown in the accompanying drawings, the embodiment of the present application provides a hoist system, which comprises a mud scraping device 10 as shown in the accompanying drawings, further comprising: Figures 1-2

[0061] at least one set of pulley frame 20, the pulley frame 20 comprising a hoist pulley 30 and a steel wire rope 40 connected with the hoist pulley 30;

[0062] The mounting assembly of the mud scraping device 10 is fixedly arranged on the pulley frame 20, and the mud scraping brush 11 of the mud scraping device 10 is connected with the sliding groove of the hoist pulley 30, and the mud scraping device driving wheel 4 of the mud scraping device 10 is connected with the steel wire rope 40.

[0063] In the embodiment of the present application, the at least one set of pulley frame 20 can comprise a main hoist pulley frame and a vice hoist pulley frame in the hoist system. The position of the hoist pulley 30 at the front end of the main hoist on the pulley frame, i.e. the position of the large pulley, is increased with the mud scraping device 10. The first mounting piece 61 of the mud scraping device 10 is welded on the pulley frame 20 beside the hoist pulley 30, and does not affect the work of the hoist pulley 30. The mud scraping device 10 can scrape away the mud, clay and other impurities brought by the steel wire rope 40 with the main hoist during construction, so as to avoid the mud and clay from entering the installation bearing of the hoist pulley 30, pollute the bearing, damage the bearing, reduce the service life of the bearing, cause the pulley not to rotate, stop the equipment from working, and increase the construction cost.

[0064] It should be noted that each hoist pulley in the pulley frame 20 can be installed with a set of mud scraping device 10. For example, two hoist pulleys are included in one set of pulley frame 20, and two sets of mud scraping device 10 can be correspondingly arranged.

[0065] When the steel wire rope is descending, the steel wire rope drives the mud scraping device driving wheel 4 of the mud scraping device 10 to move counterclockwise, the mud scraping device driving wheel 4 drives the second toothed disc 3 to rotate through the installation shaft, then drives the first toothed disc 2 to rotate through the chain 5, and then drives the mud scraping assembly 1 to rotate through the installation shaft, so that the mud scraping assembly 1 drives the brush or nylon plate to move counterclockwise in the opposite direction of the hoist pulley 30, so that the mud scraping is cleaner and more efficient.

[0066] When assembling the mud scraping device 10, the adjusting assembly 7 can be adjusted. Here, the adjusting assembly 7 is preferably an adjusting bolt, so that the assembly of the chain 5 is easier, and the tension of the chain 5 can also be adjusted by adjusting the tension of the adjusting assembly 7, so as to ensure the efficiency of removing mud, clay and other impurities.

[0067] ​The mud scraping device 10 designed above can meet the requirement of hanging off the mud and other impurities during work, can realize quick replacement of the scraping head, can scrape off the mud and other impurities on the steel wire rope adhered to the pulley of the pulley frame, avoids the impurities from entering the pulley bearing, affects the service life of the pulley bearing, and at the same time reduces the wear of the pulley, and prolongs the service life of the pulley.

[0068] The application further provides a rotary drilling rig comprising the hoist system as described above. Figures 3-4 The application further provides a rotary drilling rig comprising the hoist system as described above.

[0069] In the description of the present application, it should be understood that the orientations or positional relationships indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0070] In addition, the terms "first" and "second" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "a plurality of" is at least two, such as two, three, etc., unless otherwise specifically limited.

[0071] In the present application, unless otherwise specifically defined and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be understood in a broad sense, for example, can be fixedly connected, or can be detachably connected, or can be integrated; can be mechanically connected, or can be electrically connected or can communicate with each other; can be directly connected, or can be indirectly connected through an intermediate medium, can be the communication or interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0072] In the utility model, unless another definite provision and limitation, first feature is "on" or "under" second feature can include that first and second features are directly contacted, also can include that first and second features are not directly contacted but are contacted through other feature between them. Moreover, first feature "on", "above" and "upper surface" of second feature include that first feature is directly above and obliquely above second feature, or only indicate that horizontal height of first feature is higher than second feature. First feature "under", "below" and "lower surface" of second feature include that first feature is directly below and obliquely below second feature, or only indicate that horizontal height of first feature is less than second feature.

[0073] The above is the preferred embodiment of the utility model, it should be pointed out that for ordinary personnel in this technical field, without departing from the principle of the utility model described in the premise still can make a number of improvements and refinements, these improvements and refinements are also within the protection scope of the utility model.

Claims

1. A mud scraping device, characterized in that, The mud scraping device comprises: a wheel-shaped mud scraping component (1) provided with a mounting hole at its center, which is connected with the rotating shaft of a first gear plate (2); a plurality of detachable mud scraping brushes (11) arranged on the outer periphery of the mud scraping component (1) along the circumference; a second gear plate (3) installed on a mud scraping device driving wheel (4) and connected with the first gear plate (2) through a chain (5); the cross-sectional area of the second gear plate (3) is larger than that of the first gear plate (2); a mounting assembly connected with the first gear plate (2) and the second gear plate (3) respectively.

2. The mud scraping device of claim 1, wherein, The mounting assembly comprises: a mounting base (6) comprising a first mounting member (61), a second mounting member (62) and a third mounting member (63), the second mounting member (62) and the third mounting member (63) being connected with the first mounting member (61) perpendicularly, and the second mounting member (62) being fixedly connected with the second gear plate (3); an adjusting assembly (7) fixedly connected with the first gear plate (2) and the third mounting member (63) respectively.

3. The mud scraping device of claim 2, wherein, The adjusting assembly (7) is connected with the third mounting member (63) through an adjusting bolt (8).

4. The mud scraping device of claim 1, wherein, The plurality of mud scraping brushes (11) are arranged equidistantly on the edge of the mud scraping component (1) along the circumference.

5. The mud scraping device of claim 1, wherein, The material of the mud scraping brush (11) comprises nylon, rubber or any one of steel plates softer than the material of the mud scraping device.

6. A hoist system characterized by, The mud scraping device (10) comprises the mud scraping device (10) according to any one of claims 1 to 5, and further comprises: at least one set of pulley frame (20) comprising a hoisting pulley (30) and a steel wire rope (40) connected with the hoisting pulley (30); the mounting assembly of the mud scraping device (10) is fixedly arranged on the pulley frame (20), the mud scraping brush (11) of the mud scraping device (10) is connected with the sliding groove of the hoisting pulley (30), and the mud scraping device driving wheel (4) of the mud scraping device (10) is connected with the steel wire rope (40).

7. A rotary drilling rig, characterized by The hoisting system comprises the hoisting system according to claim 6.

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