Traction frame for mining carry-scraper

Abstract

The traction frame comprises a sleeve, the left end of the sleeve is fixedly connected with a supporting frame, the inner wall of the sleeve is connected with a sliding rod in a sliding mode, the upper surface of the sliding rod is provided with a set of positioning grooves, the upper surfaces of the positioning grooves are fixedly connected with a shell, and the shell is fixedly connected with the supporting frame. And a rolling bearing is fixedly embedded in the upper surface of the shell. The device is provided with a sliding rod, a positioning groove, a threaded rod, a threaded cylinder, a fixing rod and an inserting rod, by means of the design of the sliding rod, when the sliding rod slides in a sleeve, the inserting block is conveniently pushed to move, meanwhile, the inserting block is conveniently pushed to move to a proper position, and then according to the connection relation between the threaded rod and the threaded cylinder, the fixing rod conveniently pushes the inserting rod to be inserted into the positioning groove; and at the moment, the sliding rod is conveniently positioned during use by utilizing the matching of the inserting rod and the positioning groove, so that a worker can conveniently adjust the length of the traction frame according to working requirements by combining the matching, and vehicle connection is facilitated.

Description

Technical Field

[0001] The utility model relates to the field of load-haul-dumpers, in particular to a traction frame for a mining load-haul-dumper. Background Technique

[0002] A load-haul-dumper is a type of trackless equipment in mines, widely used in the excavation and transportation of underground mines. The trackless mining equipment with load-haul-dumpers and self-unloading ore trucks as the core. At present, the load-haul-dumpers widely used in the market are divided into two types: internal combustion load-haul-dumpers and electric load-haul-dumpers. The internal combustion load-haul-dumper is suitable for a well-ventilated working environment and has the characteristics of flexibility and high efficiency. The electric load-haul-dumper is more environmentally friendly and pollution-free.

[0003] At the present stage, during the connection process between a mining load-haul-dumper and a tractor, a traction frame is required. At present, the length of the traction frame is generally fixed. However, when the two are connected, it is necessary to move the vehicle to adjust the position, which greatly reduces the connection speed and is not conducive to current use. Therefore, we propose a traction frame for a mining load-haul-dumper to solve the above problems. Content of the Utility Model

[0004] The purpose of the utility model is to provide a traction frame for a mining load-haul-dumper to solve the problems raised in the above background technique.

[0005] To achieve the above purpose, the utility model provides the following technical solutions:

[0006] A traction frame for a mining load-haul-dumper includes a sleeve. The left end of the sleeve is fixedly connected with a support frame. A sliding rod is slidably connected to the inner wall of the sleeve. A group of positioning grooves are formed on the upper surface of the sliding rod. A shell is fixedly connected to the upper surface of the positioning groove. A rolling bearing is fixedly inlaid on the upper surface of the shell. A pressure bearing is fixedly inlaid on the upper surface of the sleeve. A sliding cylinder is fixedly inlaid on the upper surface of the sleeve. A plug rod is slidably connected to the inner wall of the sliding cylinder. A fixed rod is fixedly connected to the outer surface of the plug rod. The inner ring of the rolling bearing is fixedly connected with a threaded rod. The bottom end of the threaded rod is fixedly connected with the inner ring of the pressure bearing. A threaded cylinder is threadedly connected to the outer surface of the threaded rod. The outer surface of the threaded cylinder is fixedly connected to the left end of the fixed rod. The right end of the sliding rod is fixedly connected with a plug block.

[0007] In a further embodiment, a support rod is fixedly connected to the right side surface of the support frame. The end of the support rod away from the support frame is fixedly connected to the back surface of the sleeve.

[0008] In a further embodiment, two connectors are fixedly connected to the left side surface of the support frame. The inner side wall of each connector is hinged with a mounting plate through a pin shaft. Two mounting holes are formed on the left side surface of each mounting plate.

[0009] In a further embodiment, an operation plate is provided above the sleeve, and the back surface of the operation plate is fixedly connected to the front surface of the sleeve.

[0010] In a further embodiment, a limiting opening is formed in the front surface of the sleeve, a limiting block is slidably connected to the inner wall of the limiting opening, and the back surface of the limiting block is fixedly connected to the front surface of the sliding rod.

[0011] In a further embodiment, a pull handle is provided in front of the sleeve, and the back surface of the pull handle is fixedly connected to the front surface of the limiting block.

[0012] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0013] By providing a sliding rod, a positioning groove, a threaded rod, a threaded cylinder, a fixing rod and a plug rod, the device facilitates the movement of the plug block when the sliding rod slides inside the sleeve by using the design of the sliding rod, and at the same time, it is convenient to push the plug block to a suitable position. Subsequently, according to the connection relationship between the threaded rod and the threaded cylinder, it is convenient for the fixing rod to push the plug rod into the positioning groove. At this time, by using the cooperation of the plug rod and the positioning groove, it is convenient to position the sliding rod during use. Therefore, combined with the above cooperation, it is convenient for the staff to adjust the length of the traction frame according to the work requirements and is beneficial to vehicle connection. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 FIG. 1 is a three-dimensional structural schematic diagram of the overall traction frame for a mining loader;

[0015] Figure 2 FIG. 2 is a three-dimensional structural schematic diagram of the top view of the support frame of the traction frame for a mining loader;

[0016] Figure 3 FIG. 3 is a three-dimensional structural schematic diagram of the side view of the sleeve of the traction frame for a mining loader;

[0017] Figure 4 FIG. 4 is a three-dimensional structural schematic diagram of the front view of the sleeve of the traction frame for a mining loader.

[0018] In the figure: 1, mounting hole; 2, pull handle; 3, sleeve; 4, sliding rod; 5, plug block; 6, housing; 7, operation plate; 8, support frame; 9, connecting piece; 10, mounting plate; 11, support rod; 12, positioning groove; 13, limiting block; 14, limiting opening; 15, threaded rod; 16, rolling bearing; 17, threaded cylinder; 18, pressure bearing; 19, sliding cylinder; 20, plug rod; 21, fixing rod. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0019] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model 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. Therefore, it should not be construed as a limitation to the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first", "second", etc. may explicitly or implicitly include one or more of such features. In the description of the present utility model, unless otherwise specified, the meaning of "a plurality" is two or more.

[0020] In the description of the present utility model, it should be noted that unless otherwise clearly defined and limited, the terms "mounted", "connected", "coupled" shall be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or an integral connection; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood through specific circumstances.

[0021] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

[0022] Please refer to Figures 1-4, in the present utility model, a traction frame for a mining loader includes a sleeve 3. A support frame 8 is fixedly connected to the left end of the sleeve 3. A sliding rod 4 is slidably connected to the inner wall of the sleeve 3. A set of positioning grooves 12 are formed on the upper surface of the sliding rod 4. A housing 6 is fixedly connected to the upper surface of the positioning groove 12. A rolling bearing 16 is fixedly embedded in the upper surface of the housing 6. A pressure bearing 18 is fixedly embedded in the upper surface of the sleeve 3. A sliding cylinder 19 is fixedly embedded in the upper surface of the sleeve 3. A plug rod 20 is slidably connected to the inner wall of the sliding cylinder 19. A fixed rod 21 is fixedly connected to the outer surface of the plug rod 20. The inner ring of the rolling bearing 16 is fixedly connected to a threaded rod 15. The bottom end of the threaded rod 15 is fixedly connected to the inner ring of the pressure bearing 18. A threaded cylinder 17 is threadedly connected to the outer surface of the threaded rod 15. The outer surface of the threaded cylinder 17 is fixedly connected to the left end of the fixed rod 21. A plug block 5 is fixedly connected to the right end of the sliding rod 4. With the design of the sliding rod 4, it is convenient to push the plug block 5 to move when the sliding rod 4 slides inside the sleeve 3, and at the same time, it is convenient to push the plug block 5 to a suitable position. Subsequently, according to the connection relationship between the threaded rod 15 and the threaded cylinder 17, it is convenient for the fixed rod 21 to push the plug rod 20 into the positioning groove 12. At this time, with the cooperation of the plug rod 20 and the positioning groove 12, it is convenient to position the sliding rod 4 during use. Therefore, with the above combination, it is convenient for the staff to adjust the length of the traction frame according to the working requirements and is beneficial to vehicle connection.

[0023] A support rod 11 is fixedly connected to the right side surface of the support frame 8. The end of the support rod 11 away from the support frame 8 is fixedly connected to the back surface of the sleeve 3. The support rod 11 facilitates the more stable connection between the sleeve 3 and the support frame 8. Two connecting pieces 9 are fixedly connected to the left side surface of the support frame 8. Each inner side wall of each connecting piece 9 is hinged with a mounting plate 10 through a pin shaft. Two mounting holes 1 are formed on the left side surface of each mounting plate 10. With the cooperation of the mounting holes 1, the mounting plates 10 and the mounting bolts, it is convenient to install the traction frame at the use position. An operation plate 7 is provided above the sleeve 3. The back surface of the operation plate 7 is fixedly connected to the front surface of the sleeve 3. The operation plate 7 facilitates the staff to understand the operation process of the traction frame.

[0024] A limiting opening 14 is formed on the front surface of the sleeve 3. A limiting block 13 is slidably connected to the inner wall of the limiting opening 14. The back surface of the limiting block 13 is fixedly connected to the front surface of the sliding rod 4. With the limiting block 13 and the limiting opening 14, it is convenient to limit the sliding rod 4. A pull handle 2 is provided in front of the sleeve 3. The back surface of the pull handle 2 is fixedly connected to the front surface of the limiting block 13. The pull handle 2 facilitates driving the limiting block 13 to move.

[0025] The working principle of the present utility model is:

[0026] When in use by the staff, first, the traction frame is installed at the using position through the cooperation of the installation holes 1, the installation plate 10 and the installation bolts. Then, the limiting block 13 is driven to slide inside the limiting port 14 by the pull handle 2. And according to the connection relationship between the sliding rod 4 and the limiting block 13, the position of the insertion block 5 is adjusted by the sliding rod 4 according to the use requirements. Subsequently, the threaded rod 15 rotates inside the rolling bearing 16 and the pressure bearing 18. At the same time, according to the cooperation between the threaded rod 15 and the threaded barrel 17, the fixed rod 21 drives the insertion rod 20 to insert into the positioning groove 12 to position the sliding rod 4, thus completing the adjustment of the length of the traction frame.

[0027] For those skilled in the art, it is obvious that the present utility model is not limited to the details of the above-described exemplary embodiments, and without departing from the spirit or basic characteristics of the present utility model, the present utility model can be implemented in other specific forms. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting. The scope of the present utility model is defined by the appended claims rather than the above description. Therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present utility model. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0028] In addition, it should be understood that although this specification is described according to the embodiments, not every embodiment only contains an independent technical solution. This narrative way of the specification is only for clarity. Those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A traction frame for a mining scraper, characterized in that: The invention comprises a sleeve (3), the left end of which is fixedly connected to a support frame (8), the inner wall of which is slidably connected to a slide bar (4), the upper surface of which is provided with a group of positioning grooves (12), the upper surface of which is fixedly connected to a housing (6), the upper surface of which is fixedly inlaid with a rolling bearing (16), the upper surface of which is fixedly inlaid with a pressure bearing (18), the upper surface of which is fixedly inlaid with a slide cylinder (19), the slide cylinder (19) The inner wall of the cylinder (19) is slidably connected to an insertion rod (20), the outer surface of the insertion rod (20) is fixedly connected to a fixing rod (21), the inner ring of the rolling bearing (16) is fixedly connected to a threaded rod (15), the bottom end of the threaded rod (15) is fixedly connected to the inner ring of the pressure bearing (18), the outer surface of the threaded rod (15) is threadedly connected to a threaded cylinder (17), the outer surface of the threaded cylinder (17) is fixedly connected to the left end of the fixing rod (21), and the right end of the sliding rod (4) is fixedly connected to an insertion block (5).

2. A traction frame for a mining scraper according to claim 1, characterized in that: A support rod (11) is fixedly connected to the right side of the support frame (8), and one end of the support rod (11) away from the support frame (8) is fixedly connected to the back side of the sleeve (3).

3. A traction frame for a mining scraper according to claim 1, characterized in that: Two connecting members (9) are fixedly connected to the left side of the support frame (8); the inner side wall of each connecting member (9) is hinged with a mounting plate (10) via a pin shaft; and the left side of each mounting plate (10) is provided with two mounting holes (1).

4. A traction frame for a mining scraper according to claim 1, characterized in that: An operating plate (7) is provided above the sleeve (3), and the back side of the operating plate (7) is fixedly connected to the front side of the sleeve (3).

5. The traction frame for a mining scraper according to claim 1, characterized in that: The front side of the sleeve (3) is provided with a limiting opening (14), the inner wall of the limiting opening (14) is slidably connected to a limiting block (13), and the back side of the limiting block (13) is fixedly connected to the front side of the sliding rod (4).

6. A traction frame for a mining scraper according to claim 1, characterized in that: A pull handle (2) is provided in front of the sleeve (3), and the back side of the pull handle (2) is fixedly connected to the front side of the limit block (13).

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