Durable mine car wheel pair

Abstract

The utility model relates to the technical field of mining machinery, and provides a durable mine car wheel pair which comprises two axles, the two axles are arranged left and right, the opposite ends of the two axles are jointly provided with a clamping box, an inner cavity of the clamping box is provided with a clamping mechanism, and the position, close to the right side, of the top of the clamping box is provided with a positioning mechanism. According to the utility model, the rectangular frame, the rectangular block, the mounting block and the screw cap are matched with each other, so that the two hubs can be conveniently clamped and fixed, one hub can be conveniently replaced when damaged, the use cost is effectively reduced, resources are saved, various use requirements under actual conditions are met, and the service life of the hub is prolonged. And through mutual cooperation of a rotary knob, a worm, a positioning block, a worm gear, a rotating rod, a limiting telescopic rod, a swing rod and a movable plate, the fixed nut can be conveniently limited, the clamping effect of the nut on the two hubs is improved, and operation is convenient and fast.

Description

Technical Field

[0001] The utility model relates to the technical field of mining machinery, in particular to a durable mining wheel pair. Background Art

[0002] The wheel set is the part of the locomotive that contacts the rails. It consists of two wheels pressed onto the two ends of the axle. The function of the wheel set is to ensure the running and steering of the locomotive on the rails, bear all the static and dynamic loads from the locomotive and transfer them to the rails, and transfer the loads caused by the unevenness of the line to the various parts of the locomotive.

[0003] After searching, the existing patent (application number: CN202222262213.4) discloses a highly efficient lubricated mine wheel pair, including a wheel axle, bearings are mounted on both ends of the wheel axle, wheels are mounted on the outer periphery of all the bearings, end covers that can be connected to the outer end face of the wheel are installed on the end face of the wheel axle, oil seal ring covers that can be connected to the inner end face of the wheel are mounted on the wheel axle, and an oil filling port is provided on the end cover, and the wheel, end cover, oil seal ring cover and the outer wall of the wheel axle cooperate with each other to form an oil collecting chamber, an oil discharge channel connected to the oil collecting chamber is provided in the wheel axle, and oil plugs are provided on the output end and the oil filling port of the oil discharge channel. The device forms an oil collecting chamber inside the wheel pair through the mutual cooperation between the wheel, the end cover and the oil seal ring cover and the outer wall of the wheel axle, and an oil filling port is provided on the end cover, so as to facilitate the addition of lubricating oil into the oil collecting chamber, and can continuously provide lubricating oil to the internal bearing parts, and has a good lubrication effect.

[0004] However, in the above scheme, the wheelset is prone to damage during use and needs to be replaced. When a single wheel is damaged, the entire wheelset needs to be replaced, which greatly increases the cost of use and is inconvenient to operate, affecting the effect of use.

[0005] In view of this, the utility model provides a durable mining wheel set. Utility Model Content

[0006] The utility model provides a durable mine wheel pair, which solves the problem that the wheels are difficult to disassemble and replace.

[0007] The technical solution of the utility model is as follows: a durable mining wheel pair, comprising two axles, the two axles are arranged on the left and right, and a card-jointing box is commonly provided at opposite ends of the two axles, the inner cavity of the card-jointing box is provided with a card-joining mechanism, and a positioning mechanism is provided at the top of the card-joining box near the right side, wheel hubs are sleeved on the outer sides of the two axles near both ends, and the wheel hubs are arranged on the axles through wheel bearings, the outer sides of the two wheel hubs are sealed and detachably fixedly connected with outer end covers, and the inner sides of the two wheel hubs are sealed and detachably fixedly connected with inner end covers.

[0008] Preferably, a refueling hole is provided on the adjacent wheel hubs near the top middle position of the two wheel bearings, and a refueling pipe is fixedly connected to the inner cavity of the refueling hole, and a sealing plug is sleeved on the top end of the refueling pipe.

[0009] Preferably, a plurality of weight-reducing holes are provided on both of the two wheel hubs, and the plurality of weight-reducing holes are arranged at equal intervals.

[0010] Preferably, the card-connecting mechanism includes two mounting blocks, which are respectively fixedly connected at opposite ends of the two axles, and mounting openings are opened on both left and right sides of the card-connecting box, and the opposite sides of the two mounting blocks pass through adjacent mounting openings respectively and extend to the inner cavity of the card-connecting box, and the right side of the left mounting block is fixedly connected to a rectangular frame, a rectangular block is inserted into the inner cavity of the rectangular frame, and the right side of the rectangular block is fixedly connected to the adjacent mounting block.

[0011] Preferably, a socket and a slot are respectively provided at the top of the rectangular frame and the top of the rectangular block, and the socket and the slot correspond to each other, a threaded hole is provided at the top of the card box, and the inner cavity of the threaded hole is threadedly connected with a bolt, the bottom end of the bolt passes through the socket and is inserted into the inner cavity of the slot, and the top end of the bolt is fixedly connected with a nut.

[0012] Preferably, a plurality of positioning grooves are formed on the outer side of the nut, and the plurality of positioning grooves are arranged in a circular array with the center of the nut as the center.

[0013] Preferably, the positioning mechanism includes an L-shaped plate, which is fixedly connected to the top of the card box near the right side, and a transmission bearing is fixedly connected to the right side of the L-shaped plate near the top, and a worm is penetrated through the inner cavity of the transmission bearing, and a knob is fixedly connected to the right end of the worm.

[0014] Preferably, a worm wheel is meshed on the front side of the worm near the left end, and a movable rod is provided through the center of the worm wheel, the top end of the movable rod is movably connected to the bottom of the L-shaped plate, and the bottom end of the movable rod is fixedly connected to a rotating rod.

[0015] Preferably, the bottom of the rotating rod is movably connected to a connecting shaft near the right end, and the bottom end of the connecting shaft is movably connected to a swing rod, the left end of the swing rod is movably connected to a movable plate, and the left side of the movable plate is fixedly connected to a positioning block near the rear side.

[0016] Preferably, a limiting telescopic rod is fixedly connected to the right side of the movable plate near the front side, and a vertical plate is fixedly connected to the right end of the limiting telescopic rod, and the bottom of the vertical plate is fixedly connected to the card box.

[0017] The working principle and beneficial effects of the utility model are:

[0018] 1. In the utility model, the rectangular frame, the rectangular block, the mounting block and the nut cooperate with each other, so that the two wheel hubs can be easily clamped and fixed, and it is convenient to replace one of the wheel hubs when it is damaged, which effectively reduces the use cost, saves resources, and meets various use requirements in actual situations;

[0019] 2. In the utility model, the knob, worm, positioning block, worm wheel, rotating rod, limiting telescopic rod, swing rod and movable plate cooperate with each other, so as to facilitate the limiting of the nut after the fixing is completed, improve the effect of the nut on the clamping between the two wheel hubs, and facilitate the operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0021] Figure 1 It is a three-dimensional diagram of the utility model;

[0022] Figure 2 It is a partially expanded cross-sectional stereoscopic view of the utility model;

[0023] Figure 3 It is a partial stereogram of the mounting block of the utility model;

[0024] Figure 4 It is a front view of the utility model;

[0025] Figure 5 It is a partial stereoscopic view of the wheel axle and wheel bearing of the utility model.

[0026] In the figure: 1. wheel hub; 2. outer end cover; 3. axle; 4. snap-on box; 5. inner end cover; 6. sealing plug; 7. rectangular frame; 8. rectangular block; 9. mounting block; 10. knob; 11. worm; 12. nut; 13. positioning block; 14. worm gear; 15. rotating rod; 16. telescopic rod with limited position; 17. swing rod; 18. movable plate; 19. wheel bearing; 20. oil filling pipe. DETAILED DESCRIPTION

[0027] The following will be combined with 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 of 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.

[0028] Example 1

[0029] The preferred embodiment of the durable mining wheel pair for preventing residual reagent provided by the utility model is as follows: Figures 1 to 5 As shown: A durable mining wheel pair includes two axles 3, the two axles 3 are arranged on the left and right, and a clamping box 4 is commonly provided at the opposite ends of the two axles 3, the inner cavity of the clamping box 4 is provided with a clamping mechanism, and a positioning mechanism is provided at the top of the clamping box 4 near the right side, the outer sides of the two axles 3 are sleeved with wheel hubs 1 near both ends, and the wheel hubs 1 are arranged on the axles 3 through wheel bearings 19, the outer sides of the two wheel hubs 1 are sealed and detachably fixedly connected with outer end covers 2, and the inner sides of the two wheel hubs 1 are sealed and detachably fixedly connected with inner end covers 5.

[0030] In this embodiment, a refueling hole is opened on the adjacent wheel hub 1 near the top middle position of the two wheel bearings 19, and the inner cavity of the refueling hole is fixedly connected to a refueling pipe 20, and the top end of the refueling pipe 20 is provided with a sealing plug 6 to facilitate the refueling and lubrication of the wheel bearings 19.

[0031] In this embodiment, a plurality of weight-reducing holes are provided on both hubs 1 , and the plurality of weight-reducing holes are arranged at equal intervals, thereby increasing the weight of the hub 1 but not reducing its hardness.

[0032] In this embodiment, the clamping mechanism includes two mounting blocks 9, which are respectively fixedly connected to the opposite ends of the two axles 3, and mounting openings are opened on the left and right sides of the clamping box 4. The opposite sides of the two mounting blocks 9 pass through the adjacent mounting openings respectively and extend to the inner cavity of the clamping box 4. The right side of the left mounting block 9 is fixedly connected to a rectangular frame 7, and a rectangular block 8 is inserted into the inner cavity of the rectangular frame 7. The right side of the rectangular block 8 is fixedly connected to the adjacent mounting block 9, which facilitates the installation and clamping between the two wheel hubs 1.

[0033] In this embodiment, a plug hole and a slot are respectively provided at the top of the rectangular frame 7 and the top of the rectangular block 8, and the plug hole and the slot correspond to each other. A threaded hole is provided at the top of the snap-in box 4, and a bolt is threadedly connected to the inner cavity of the threaded hole. The bottom end of the bolt passes through the plug hole and is inserted into the inner cavity of the slot, and a nut 12 is fixedly connected to the top end of the bolt, so as to facilitate the snap-in fixation between the rectangular frame 7 and the rectangular block 8.

[0034] In this embodiment, a plurality of positioning grooves are provided on the outer side of the nut 12, and the plurality of positioning grooves are arranged in a circular array with the center of the nut 12 as the center, so that the nut 12 can be better positioned by setting the plurality of positioning grooves.

[0035] Example 2

[0036] On the basis of Example 1, the preferred embodiment of the durable mining wheel set provided by the utility model is as follows: Figures 1 to 5 As shown:

[0037] In this embodiment, the positioning mechanism includes an L-shaped plate, which is fixedly connected to the top of the card box 4 near the right side, and a transmission bearing is fixedly connected to the right side of the L-shaped plate near the top, and a worm 11 is penetrated through the inner cavity of the transmission bearing, and a knob 10 is fixedly connected to the right end of the worm 11, which facilitates the subsequent work by rotating the knob 10.

[0038] In this embodiment, a worm wheel 14 is meshed on the front side of the worm 11 near the left end, and a movable rod is provided at the center of the worm wheel 14. The top of the movable rod is movably connected to the bottom of the L-shaped plate, and the bottom end of the movable rod is fixedly connected to a rotating rod 15 to facilitate the development of the transmission work.

[0039] In this embodiment, the bottom of the rotating rod 15 is movably connected to a connecting shaft near the right end, and the bottom end of the connecting shaft is movably connected to a swing rod 17, the left end of the swing rod 17 is movably connected to a movable plate 18, and the left side of the movable plate 18 is fixedly connected to a positioning block 13 near the rear side, which is convenient for driving the positioning block 13 to move left and right, thereby limiting the nut 12.

[0040] In this embodiment, the right side of the movable plate 18 is fixedly connected to the limiting telescopic rod 16 near the front side, and the right end of the limiting telescopic rod 16 is fixedly connected to a vertical plate, and the bottom of the vertical plate is fixedly connected to the card box 4, which is convenient for limiting the movable plate 18.

[0041] The working principle and use process of the utility model are as follows: firstly, the setting of a plurality of weight-reducing holes can reduce the weight of the wheel hub 1 without reducing the strength of the wheel hub 1, and the setting of the sealing plug 6 and the filling pipe 20 can add lubricating oil to lubricate the wheel bearing 19, thereby improving the durability of the wheel hub 1. In addition, when the wheel hub 1 on one side is damaged during use, the damaged side can be disassembled and replaced separately, and the worm 11 is driven to rotate by turning the knob 10, and the rotation of the worm 11 will drive the movable rod to rotate through the worm gear 14, and the rotation of the movable rod will drive the rotating rod 15 to rotate, and the rotation of the rotating rod 15 will drive the swing rod 17 to swing to the right through the connecting shaft, thereby driving the movable plate 18 to move to the right under the limit of the limit telescopic rod 16. At this time, the positioning block 13 can be driven to move to the right, away from the inner cavity of one of the positioning grooves, thereby releasing the fixation of the nut 12, and then the knob 10 is stopped, and then the nut 12 is turned again. The rotation of the nut 12 will drive the bolt to rotate, and the rotation of the bolt will drive the threaded hole to move upward under the action of the threaded hole, thereby away from the inner cavity of the jack and the slot. At this time, the connection between the rectangular frame 7 and the rectangular block 8 can be released, and then the damaged wheel hub 1 can be moved to the side away from the card box 4 to remove the wheel hub 1, and then the reverse operation can be performed to install and connect the new wheel hub 1. The operation is convenient, and the positioning mechanism and the nut 12 can be installed with a removable dust cover on the top of the card box 4 when in use to prevent dust and impurities from damaging them.

[0042] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A durable mining wheel set, comprising two axles (3), characterized in that: The two axles (3) are arranged on the left and right, and a snap-in box (4) is commonly provided at opposite ends of the two axles (3), a snap-in mechanism is provided in the inner cavity of the snap-in box (4), and a positioning mechanism is provided at the top of the snap-in box (4) near the right side, and wheel hubs (1) are sleeved on the outer sides of the two axles (3) near both ends, and the wheel hubs (1) are arranged on the axles (3) through wheel bearings (19), and the outer sides of the two wheel hubs (1) are sealed and detachably fixedly connected with outer end covers (2), and the inner sides of the two wheel hubs (1) are sealed and detachably fixedly connected with inner end covers (5).

2. A durable mining wheel set according to claim 1, characterized in that: A refueling hole is provided on the adjacent wheel hubs (1) near the middle of the top of the two wheel bearings (19), and a refueling pipe (20) is fixedly connected to the inner cavity of the refueling hole, and a sealing plug (6) is sleeved on the top end of the refueling pipe (20).

3. A durable mining wheel set according to claim 1, characterized in that: A plurality of weight-reducing holes are provided on both of the two wheel hubs (1), and the plurality of weight-reducing holes are arranged at equal intervals.

4. A durable mining wheel set according to claim 1, characterized in that: The clamping mechanism comprises two mounting blocks (9), the two mounting blocks (9) are respectively fixedly connected to opposite ends of the two axles (3), and mounting openings are provided on both left and right sides of the clamping box (4), the opposite sides of the two mounting blocks (9) respectively pass through adjacent mounting openings and extend to the inner cavity of the clamping box (4), and the right side of the left mounting block (9) is fixedly connected to a rectangular frame (7), the inner cavity of the rectangular frame (7) is plugged with a rectangular block (8), and the right side of the rectangular block (8) is fixedly connected to the adjacent mounting block (9).

5. A durable mining wheel set according to claim 4, characterized in that: The top of the rectangular frame (7) and the top of the rectangular block (8) are respectively provided with a plug hole and a slot, and the plug hole and the slot correspond to each other. The top of the card connection box (4) is provided with a threaded hole, and the inner cavity of the threaded hole is threadedly connected with a bolt, the bottom end of the bolt passes through the plug hole and is inserted into the inner cavity of the slot, and the top end of the bolt is fixedly connected with a nut (12).

6. A durable mining wheel set according to claim 5, characterized in that: A plurality of positioning grooves are provided on the outer side of the nut (12), and the plurality of positioning grooves are arranged in a circular array with the center of the nut (12) as the center.

7. A durable mining wheel set according to claim 1, characterized in that: The positioning mechanism comprises an L-shaped plate, the L-shaped plate is fixedly connected to the top of the card box (4) near the right side, and a transmission bearing is fixedly connected to the right side of the L-shaped plate near the top, and a worm (11) is penetrated through the inner cavity of the transmission bearing, and a knob (10) is fixedly connected to the right end of the worm (11).

8. A durable mining wheel set according to claim 7, characterized in that: A worm wheel (14) is meshed with the front side of the worm (11) near the left end, and a movable rod is provided through the center of the worm wheel (14). The top end of the movable rod is movably connected to the bottom of the L-shaped plate, and the bottom end of the movable rod is fixedly connected to a rotating rod (15).

9. A durable mining wheel set according to claim 8, characterized in that: The bottom of the rotating rod (15) is movably connected to a connecting shaft near the right end, and the bottom end of the connecting shaft is movably connected to a swing rod (17), the left end of the swing rod (17) is movably connected to a movable plate (18), and the left side of the movable plate (18) is fixedly connected to a positioning block (13) near the rear side.

10. A durable mining wheel set according to claim 9, characterized in that: The right side of the movable plate (18) is fixedly connected to a limiting telescopic rod (16) near the front side, and the right end of the limiting telescopic rod (16) is fixedly connected to a vertical plate, and the bottom of the vertical plate is fixedly connected to the card connection box (4).

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