Cable drag chain for fully mechanized mining face with large dip angle, equipped with anti-slip clamping mechanism

Abstract

The present invention provides a cable drag chain with an anti-slip clamping mechanism for a fully-mechanized coal mining face with a large dip angle, belonging to the technical field of fully-mechanized coal mining. The cable drag chain with an anti-slip clamping mechanism for a fully-mechanized coal mining face with a large dip angle includes a fixed clamping mechanism; the fixed clamping mechanism includes a fixing mechanism; the fixing mechanism includes two fixed arc-shaped plates, and fixing ears are respectively arranged at both ends of the two fixed arc-shaped plates; the fixed clamping mechanism further includes a connecting mechanism, the connecting mechanism includes a connecting plate, and the connecting plate is connected to one of the fixing ears; the fixed clamping mechanism further includes a clamping mechanism, the clamping mechanism includes two clamping arc-shaped plates, and a clamping cavity is arranged inside the two clamping arc-shaped plates. The present invention connects to the track through the fixing mechanism, and is provided with a connecting mechanism. The clamping mechanism is connected to the fixing mechanism, and the cable is clamped by the clamping mechanism. The clamping plate can be adjusted and fixed according to the different thicknesses of the cable.

Description

Technical Field

[0001] The present invention relates to the technical field of fully-mechanized mining, and more specifically, to an anti-slip clamping mechanism for a cable drag chain in a fully-mechanized mining face with a large dip angle. Background Art

[0002] In a fully-mechanized mining face with a large dip angle, due to the large slope, when the coal shearer returns from the tail to the head to cut coal, the cable drag chain slides down due to the large dip angle, causing damage to the cable, affecting normal production, requiring manual intervention, and posing a safety hazard. Summary of the Invention

[0003] To make up for the above deficiencies, the present invention provides an anti-slip clamping mechanism for a cable drag chain in a fully-mechanized mining face with a large dip angle, aiming to improve the situation where when the coal shearer returns from the tail to the head to cut coal, the cable drag chain slides down due to the large dip angle, causing damage to the cable, affecting normal production, requiring manual intervention, and posing a safety hazard.

[0004] An embodiment of the present invention provides an anti-slip clamping mechanism for a cable drag chain in a fully-mechanized mining face with a large dip angle, including a fixed clamping mechanism; the fixed clamping mechanism includes a fixing mechanism;

[0005] The fixing mechanism includes two fixed arc-shaped plates, and fixed ears are respectively fixed at both ends of the two fixed arc-shaped plates;

[0006] The fixed clamping mechanism further includes a connecting mechanism, the connecting mechanism includes a connecting plate, and the connecting plate is fixedly connected to one of the fixed ears;

[0007] The fixed clamping mechanism further includes a clamping mechanism, the clamping mechanism includes two clamping arc-shaped plates, and a clamping cavity is provided inside the two clamping arc-shaped plates.

[0008] In the above implementation process, when the present invention is in use, the fixing mechanism is used to install and connect the track, which can maintain effective fixation and will not fall off. And a connecting mechanism is provided, which can connect the clamping mechanism to the fixing mechanism. The clamping mechanism is used to clamp the cable, and the setting of the connecting mechanism can effectively disassemble and assemble, facilitating use. And a clamping plate is provided inside the clamping mechanism, which can effectively clamp the cable and can adjust the clamping fixation according to the different thicknesses of the cable.

[0009] In a specific implementation, anti-slip rubber pads are fixedly installed on the inner sides of the two fixed arc-shaped plates.

[0010] In the above implementation process, the setting of the anti-slip rubber pads can effectively increase the connection stability and prevent sliding.

[0011] In a specific embodiment, chutes are provided on the inner sides of both of the fixed arc-shaped plates, and a slider is fixedly provided on one side of the anti-slip rubber pad, and the slider is slidably disposed inside the chute.

[0012] In the above implementation process, the fixed arc-shaped plate can effectively fix and install the anti-slip rubber pad through the setting of the chute and the slider.

[0013] In a specific embodiment, the fixed ears at the ends of the two fixed arc-shaped plates are respectively connected by screw threads through a first connecting bolt and a second connecting bolt.

[0014] In the above implementation process, the fixed ears are connected by the first connecting bolt and the second connecting bolt to keep the fixed arc-shaped plate connected to the device.

[0015] In a specific embodiment, clamping grooves are provided on the opposite surfaces of the connecting plate and one of the fixed ears, an I-shaped clamping block is snap-fitted inside the clamping groove, and the connecting plate, the fixed ear and the I-shaped clamping block are connected by screw threads through a third connecting bolt.

[0016] In the above implementation process, the setting of the clamping groove and the I-shaped clamping block can effectively and stably connect the connecting plate and the fixed ear, and the setting of the third connecting bolt can improve the connection stability.

[0017] In a specific embodiment, one of the snap-fitting arc-shaped plates is fixedly connected to the connecting mechanism, and the two snap-fitting arc-shaped plates are movably connected by a pin shaft.

[0018] In the above implementation process, the setting of the pin shaft can effectively rotatably connect the two snap-fitting arc-shaped plates. [[ID=2 =3]]

[0019] In a specific embodiment, a clamping plate is provided in the snap-fitting cavity of the two snap-fitting arc-shaped plates, a fixed plate is fixedly provided on one side of the clamping plate, an adjusting bolt is rotatably connected to one side of the fixed plate, the adjusting bolt penetrates through the snap-fitting arc-shaped plate, and one side of the fixed plate is connected to the inner side of the snap-fitting arc-shaped plate through a first spring.

[0020] In the above implementation process, the setting of the clamping plate can stably clamp and fix the cable, and the fixed plate is provided, the position of the clamping plate can be adjusted through the adjusting bolt, and the first spring is provided to elastically support the clamping plate.

[0021] In a specific implementation, one end of one of the engaging arc-shaped plates is fixedly provided with a first fastening plate, and one end of the other engaging arc-shaped plate is fixedly provided with a second fastening plate. One end of both the first fastening plate and the second fastening plate is provided with a rotating groove. Inside the rotating groove, there is a rotating rod connected by a pin rod. The rotating rod is inside the rotating groove, and the other end of the rotating rod is threadedly connected with a horn nut.

[0022] In the above implementation process, the setting of the first fastening plate and the second fastening plate can effectively achieve precise fitting connection of the engaging arc-shaped plates, and the setting of the rotating groove, the rotating rod and the horn nut can achieve stable connection, facilitating the implementation of opening and closing adjustment processing.

[0023] In a specific implementation, it further includes a track. A coal mining machine is movably installed on the upper part of the track. A positioning cable is connected through a cable trough on the upper part of the track. A return cable is installed on the lower part of the track. A cable drag chain is installed on the return cable. The return cable inside the cable drag chain is electrically connected to the coal mining machine.

[0024] In the above implementation process, the setting of the positioning cable can effectively achieve fixed installation and maintain stability. The setting of the return cable can effectively achieve cable movement adjustment, and the setting of the cable drag chain can achieve movement adjustment of the return cable.

[0025] In a specific implementation, a flower groove is movably installed in the middle of the track. The positioning cable and the return cable pass through the flower groove. A second spring is fixedly installed on one side of the flower groove. One end of the second spring is fixedly connected to a positioning plate, and the positioning plate is welded to one side of the track.

[0026] In the above implementation process, the setting of the flower groove can effectively achieve installation and fixation of the positioning cable and the return cable. With the second spring and the positioning plate, when the return cable is adjusted, it is convenient to achieve elastic adjustment of the flower groove. And the flower groove is movably installed, facilitating the traction use of the return cable. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following will briefly introduce the drawings required for the embodiments. It should be understood that the following drawings only show some embodiments of the present invention, so they should not be regarded as limiting the scope. For those of ordinary skill in the art, without creative efforts, other related drawings can also be obtained based on these drawings.

[0028] Figure 1 It is a schematic diagram of the system structure provided by the embodiments of the present invention;

[0029] Figure 2 Schematic top view structure diagram of the fixed clamping mechanism provided by an embodiment of the present invention;

[0030] Figure 3 Schematic side view structure diagram of the fixed clamping mechanism provided by an embodiment of the present invention.

[0031] In the figure: 100 - fixing mechanism; 110 - fixing arc plate; 120 - fixing ear; 130 - anti-slip rubber pad; 140 - chute; 150 - slider; 160 - first connecting bolt; 170 - second connecting bolt; 200 - connecting mechanism; 210 - connecting plate; 220 - clamping groove; 230 - I-shaped clamping block; 240 - third connecting bolt; 400 - clamping mechanism; 410 - clamping arc plate; 420 - pin shaft; 430 - clamping plate; 440 - fixing plate; 450 - adjusting bolt; 460 - first spring; 470 - second fastening plate; 480 - first fastening plate; 490 - pin rod; 4010 - rotating rod; 4011 - rotating groove; 4012 - horn nut; 4013 - clamping cavity; 500 - track; 600 - fixed clamping mechanism; 700 - coal mining machine; 800 - positioning cable; 900 - pulling-back cable; 1000 - cable drag chain; 1100 - flower groove; 1200 - second spring; 1300 - positioning plate. Specific embodiments

[0032] Next, the technical solutions in the embodiments of the present invention will be described with reference to the accompanying drawings in the embodiments of the present invention.

[0033] To make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are some, but not all, of the embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0034] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed present invention, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0035] It should be noted that: like reference numerals and letters denote like items in the following drawings. Therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0036] In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. are based on the orientation or positional relationship shown in the drawings. These are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as a limitation on the present invention.

[0037] In addition, the terms "first" and "second" are only used for descriptive purposes and should not be construed as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, features defined with "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the present invention, the meaning of "plurality" is two or more, unless otherwise specifically defined.

[0038] In the present invention, unless otherwise clearly defined and limited, the terms such as "mounted", "connected", "coupled", "fixed", etc. should be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or integrated; it may be directly connected, or indirectly connected through an intermediate medium, and it may be the internal connection or the interaction relationship between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0039] In the present invention, unless otherwise clearly defined and limited, the first feature being "above" or "below" the second feature may include the direct contact between the first and second features, or may include the situation where the first and second features are not in direct contact but in contact through additional features therebetween. Moreover, the first feature being "above", "over" and "on top of" the second feature includes that the first feature is directly above and obliquely above the second feature, or merely indicates that the first feature has a higher horizontal height than the second feature. The first feature being "under", "beneath" and "underneath" the second feature includes that the first feature is directly below and obliquely below the second feature, or merely indicates that the first feature has a lower horizontal height than the second feature.

[0040] Please refer to Figures 1-3, the present invention provides a cable drag chain for a fully-mechanized mining face with a large dip angle and an anti-slip clamping mechanism, including a fixed clamping mechanism 600; the fixed clamping mechanism 600 includes a fixing mechanism 100; the fixing mechanism 100 includes two fixed arc plates 110, and fixed ears 120 are respectively fixed at both ends of the two fixed arc plates 110; the fixed clamping mechanism 600 further includes a connecting mechanism 200, the connecting mechanism 200 includes a connecting plate 210, and the connecting plate 210 is fixedly connected to one of the fixed ears 120; the fixed clamping mechanism 600 further includes a clamping mechanism 400, the clamping mechanism 400 includes two clamping arc plates 410, and a clamping cavity 4013 is provided inside the two clamping arc plates 410. When the present invention is in use, the fixing mechanism 100 is used to install and connect the track 500, which can maintain effective fixation and will not fall off. And there is a connecting mechanism 200, which can connect the clamping mechanism 400 to the fixing mechanism 100. The clamping mechanism provides clamping for the cable. And the setting of the connecting mechanism 200 can effectively disassemble and assemble, which is convenient for use. And there is a clamping plate 430 inside the clamping mechanism 400, which can effectively clamp the cable and can adjust the clamping fixation according to the different thicknesses of the cable.

[0041] In this embodiment, anti-slip rubber pads 130 are fixedly installed on the inner sides of the two fixed arc plates 110. The setting of the anti-slip rubber pads 130 can effectively increase the connection stability and prevent sliding. Chutes 140 are opened on the inner sides of the two fixed arc plates 110. A slider 150 is fixedly provided on one side of the anti-slip rubber pad 130, and the slider 150 slides inside the chute 140. The setting of the chute 140 and the slider 150 can effectively fix and install the anti-slip rubber pad 130. The fixed ears 120 at the ends of the two fixed arc plates 110 are respectively threadedly connected by a first connecting bolt 160 and a second connecting bolt 170. The fixed ears 120 are connected by the first connecting bolt 160 and the second connecting bolt 170 to keep the fixed arc plates 110 connected to the equipment. Clamping grooves 220 are opened on the opposite surfaces of the connecting plate 210 and one of the fixed ears 120. An I-shaped clamping block 230 is clamped and installed inside the clamping groove 220. The connecting plate 210, the fixed ear 120 and the I-shaped clamping block 230 are threadedly connected by a third connecting bolt 240. The setting of the clamping groove 220 and the I-shaped clamping block 230 can effectively and stably connect the connecting plate 210 and the fixed ear 120, and the setting of the third connecting bolt 240 can improve the connection stability.

[0042] In the present invention document, one of the engaging arc-shaped plates 410 is fixedly connected to the connecting mechanism 200. The two engaging arc-shaped plates 410 are movably connected by a pin shaft 420. The setting of the pin shaft 420 can effectively realize the rotational connection of the two engaging arc-shaped plates 410. A clamping plate 430 is arranged in the engaging cavity 4013 of the two engaging arc-shaped plates 410. One side of the clamping plate 430 is fixedly provided with a fixing plate 440. One side of the fixing plate 440 is rotatably connected with an adjusting bolt 450. The adjusting bolt 450 penetrates through the engaging arc-shaped plate 410. One side of the fixing plate 440 is connected to the inner side of the engaging arc-shaped plate 410 by a first spring 460. The setting of the clamping plate 430 can stably clamp and fix the cable. And the fixing plate 440 is provided, and the position of the clamping plate 430 can be adjusted by the adjusting bolt 450. And the first spring 460 is provided, which can realize the elastic support of the clamping plate 430. One end of one of the engaging arc-shaped plates 410 is fixedly provided with a first fastening plate 480, and one end of the other engaging arc-shaped plate 410 is fixedly provided with a second fastening plate 470. One end of the first fastening plate 480 and the second fastening plate 470 are both provided with a rotating groove 4011. Inside the rotating groove 4011, a rotating rod 4010 is connected by a pin rod 490. The rotating rod 4010 is inside the rotating groove 4011. The other end of the rotating rod 4010 is threadedly connected with a horn nut 4012. The setting of the first fastening plate 480 and the second fastening plate 470 can effectively realize the precise fitting connection of the engaging arc-shaped plates 410. And the setting of the rotating groove 4011, the rotating rod 4010 and the horn nut 4012 can realize stable connection, which is convenient for realizing the opening and closing adjustment process.

[0043] When specifically arranged, it further includes a track 500. A coal mining machine 700 is movably installed on the upper part of the track 500. The upper part of the track 500 penetrates through a cable trough and is connected with a positioning cable 800. A return cable 900 is installed on the lower part of the track 500. A cable drag chain 1000 is installed on the return cable 900. The return cable 900 inside the cable drag chain 1000 is electrically connected to the coal mining machine 700.

[0044] In the above implementation process, the setting of the positioning cable 800 can effectively achieve fixed installation and maintain stability. The setting of the cable retraction cable 900 can effectively achieve cable movement adjustment, and the setting of the cable carrier 1000 can achieve movement adjustment of the cable retraction cable 900. A flower groove 1100 is movably installed in the middle of the track 500. The positioning cable 800 and the cable retraction cable 900 pass through the flower groove 1100. A second spring 1200 is fixedly installed on one side of the flower groove 1100. One end of the second spring 1200 is fixedly connected to a positioning plate 1300. The positioning plate 1300 is welded to one side of the track 500. The setting of the flower groove 1100 can effectively install and fix the positioning cable 800 and the cable retraction cable 900. With the second spring 1200 and the positioning plate 1300, when the cable retraction cable 900 is adjusted, it is convenient to elastically adjust the flower groove 1100. And the movable installation of the flower groove 1100 is convenient for pulling and using the cable retraction cable 900.

[0045] Specifically, the working principle of the cable carrier with an anti-slip clamping mechanism for a large dip fully-mechanized mining face: During use, the fixed clamping mechanism 600 is fixedly installed on the track 500. The positioning cable 800 of the coal mining machine is passed through the cable groove at the tail end of the machine, and then the positioning cable 800 is placed at the head end of the machine. At the middle flower groove 1100 from the head end to the cable carrier 1000 is tied. In addition, the cable turning point at the tail end of the machine is fixed and reinforced through the fixed clamping mechanism 600 to complete the use. And the fixed clamping mechanism 600 is connected to the track 500 through the fixing mechanism 100, that is, installed through the fixed arc plate 110, and stably connected and installed through the fixed ear 120, the first connecting bolt 160 and the second connecting bolt 170. And there is an anti-slip rubber pad 130, which can effectively increase the friction force and improve the connection tightness. The fixing mechanism 100 connects the clamping mechanism 400 through the connecting mechanism 200. The setting of the connecting mechanism 200 is convenient for disassembly and assembly. And the clamping mechanism 400 clamps the cable through the clamping arc plate 410. And there is a clamping plate 430 inside the clamping arc plate 410. The clamping plate 430 is adjusted through the adjusting bolt 450, which can be applicable to cables of different thicknesses, and is connected through the horn nut 4012 and the rotating rod 4010 to maintain the stability of the connection.

[0046] The above are only embodiments of the present invention and are not intended to limit the protection scope of the present invention. For those skilled in the art, the present invention can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention. It should be noted that similar reference numerals and letters indicate similar items in the following drawings. Therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0047] As described above, these are only the specific implementation manners of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention can easily think of changes or replacements, which should all be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The cable drag chain with anti-slip engagement mechanism for the high-angle fully mechanized mining working face is characterized by: It comprises a fixed engaging mechanism (600); the fixed engaging mechanism (600) comprises a fixing mechanism (100); The fixing mechanism (100) comprises two fixed arc-shaped plates (110), and fixing ears (120) are respectively fixedly provided at both ends of the two fixed arc-shaped plates (110); The fixed engaging mechanism (600) further includes a connecting mechanism (200), wherein the connecting mechanism (200) includes a connecting plate (210), and the connecting plate (210) is fixedly connected to one of the fixing ears (120); The fixed locking mechanism (600) further comprises a locking mechanism (400), wherein the locking mechanism (400) comprises two locking arc-shaped plates (410), and a locking cavity (4013) is provided on the inner sides of the two locking arc-shaped plates (410); A first fastening plate (480) is fixedly provided at one end of one of the engaging arc-shaped plates (410), and a second fastening plate (470) is fixedly provided at one end of the other engaging arc-shaped plate (410). A rotation groove (4011) is provided at one end of each of the first fastening plate (480) and the second fastening plate (470). A rotation rod (4010) is provided inside the rotation groove (4011) and is connected to the rotation rod via a pin rod (490). The rotation rod (4010) is located inside the rotation groove (4011), and a bull horn nut (4012) is threadedly connected to the other end of the rotation rod (4010). It also includes a track (500), a coal mining machine (700) is movably installed on the upper part of the track (500), a positioning cable (800) is connected to the upper part of the track (500) through a cable trough, a return cable (900) is installed on the lower part of the track (500), a cable drag chain (1000) is installed on the return cable (900), and the return cable (900) in the cable drag chain (1000) is electrically connected to the coal mining machine (700); A flower trough (1100) is movably installed in the middle of the track (500), the positioning cable (800) and the return cable (900) pass through the flower trough (1100), a second spring (1200) is fixedly installed on one side of the flower trough (1100), one end of the second spring (1200) is fixedly connected to a positioning plate (1300), and the positioning plate (1300) is welded to one side of the track (500).

2. The anti-slip engagement mechanism for cable drag chains in a high-angle fully-mechanized mining working face according to claim 1 is characterized in that: Anti-slip rubber pads (130) are fixedly mounted on the inner sides of the two fixed arc-shaped plates (110).

3. The anti-slip engagement mechanism for cable drag chains in a high-angle fully-mechanized mining working face according to claim 2 is characterized in that: A sliding groove (140) is provided on the inner sides of the two fixed arc-shaped plates (110), and a sliding block (150) is fixedly provided on one side of the anti-slip rubber pad (130), and the sliding block (150) slides inside the sliding groove (140).

4. The anti-slip engagement mechanism for cable drag chains in a high-angle fully-mechanized mining working face according to claim 3 is characterized in that: The fixing ears (120) at the ends of the two fixed arc-shaped plates (110) are respectively threadedly connected via a first connecting bolt (160) and a second connecting bolt (170).

5. The anti-slip engagement mechanism for cable drag chains in a high-angle fully-mechanized mining working face according to claim 1 is characterized in that: The connecting plate (210) and the surfaces facing one of the fixing ears (120) are each provided with a snap-fitting groove (220), an I-shaped clamping block (230) being mounted in the interior of the snap-fitting groove (220), and the connecting plate (210), the fixing ear (120) and the I-shaped clamping block (230) are threadedly connected via a third connecting bolt (240).

6. The anti-slip engagement mechanism for cable drag chains in a high-angle fully-mechanized mining working face according to claim 1 is characterized in that: One of the engaging arc-shaped plates (410) is fixedly connected to the connecting mechanism (200), and the two engaging arc-shaped plates (410) are movably connected via a pin shaft (420).

7. The anti-slip engagement mechanism for cable drag chains in a high-angle fully-mechanized mining working face according to claim 1 is characterized in that: A clamping plate (430) is provided in the clamping cavity (4013) of the two clamping arc plates (410), a fixing plate (440) is fixedly provided on one side of the clamping plate (430), an adjusting bolt (450) is rotatably connected to one side of the fixing plate (440), and the adjusting bolt (450) passes through the clamping arc plate (410), and one side of the fixing plate (440) is connected to the inner side of the clamping arc plate (410) via a first spring (460).

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