CN211992944U - Movable large mining height hydraulic support maintenance platform - Google Patents

Abstract

The utility model discloses a movable adopts high hydraulic support maintenance platform greatly, which comprises a base frame, two turnings of the bottom both sides of chassis are fixed with a pair of directional wheel and a pair of universal wheel respectively, top surface one side of chassis is fixed with two first balladeur trains about its vertical central plane symmetry, the top surface opposite side of chassis is fixed with two first rotation seats to its vertical central plane symmetry. In the utility model, by arranging the extension ladder, compared with the traditional maintenance platform, the foldable extension ladder is in an expansion state in the lifting process of the maintenance platform, so that the maintainers can climb up and down through the extension ladder, thereby improving the up-and-down safety of the maintainers; through set up the mechanism of lifting by crane at the flat board, utilize the mechanism of lifting by crane to lift by crane heavier spare part, compare in artifical transport, can reduce intensity of labour, can improve high altitude construction's security simultaneously.

Description

Movable large mining height hydraulic support maintenance platform

Technical Field

The utility model relates to an overhaul equipment technical field, concretely relates to movable adopts high hydraulic support maintenance platform greatly.

Background

The large mining height hydraulic support is one of main devices of a coal mine longwall mining working face, and the key factors determining whether the working face can produce high yield, high efficiency and safe production are adopted in the adaptability and reliability of the large mining height hydraulic support, so that the large mining height hydraulic support has great advantages in the aspects of recovery rate, safety and the like compared with other coal mining processes under the appropriate geological conditions for thick coal seams of more than 5 m.

Because the work of the hydraulic support of great mining height is on deep ground, equipment is in for a long time and bears and under the high humidity environment, the hydraulic support of great mining height appears damaging easily, therefore need maintain the hydraulic support of great mining height through maintaining the platform, current maintenance platform is at the in-process that uses, the maintenance platform lifts the back, operating personnel is through parts such as climbing bracing, there is certain potential safety hazard, and the maintenance of the hydraulic support of great mining height can be dismantled spare part, current maintenance platform carries out the dismouting through the mode of artifical transport, there is certain danger like this at high altitude construction.

SUMMERY OF THE UTILITY MODEL

In order to overcome the technical problem, the utility model aims to provide a movable maintenance platform for a large mining height hydraulic support, which is characterized in that by arranging an extension ladder, compared with the traditional maintenance platform, the foldable extension ladder is in an unfolded state in the lifting process of the maintenance platform, so that the maintenance personnel can climb up and down through the extension ladder conveniently, and the safety of the maintenance personnel is improved; through set up the mechanism of lifting by crane at the flat board, utilize the mechanism of lifting by crane to lift by crane heavier spare part, compare in artifical transport, can reduce intensity of labour, can improve high altitude construction's security simultaneously.

The purpose of the utility model can be realized by the following technical scheme:

a movable large mining height hydraulic support maintenance platform comprises an underframe, wherein a pair of directional wheels and a pair of universal wheels are respectively fixed at two corners at two sides of the bottom of the underframe, two first sliding frames are symmetrically fixed at one side of the top surface of the underframe relative to the vertical central plane of the underframe, two first rotating seats are symmetrically fixed at the other side of the top surface of the underframe relative to the vertical central plane of the underframe, a flat plate is arranged at the upper part of the underframe, a second sliding frame and a second rotating seat are respectively fixed at positions, corresponding to the first sliding frames and the first rotating seats, of the bottom surface of the flat plate, a first shaft lever is connected between the two first sliding frames in a sliding manner, a second shaft lever is connected inside the two second sliding frames in a sliding manner, wherein two ends of the first shaft lever are both rotatably connected with one end of a first inclined support rod, and the other end of the first inclined support rod is rotatably connected with the second rotating seats, the two ends of the second shaft lever are both rotatably connected with one end of a second inclined supporting rod, the other end of the second inclined supporting rod is rotatably connected with a first rotating seat at a corresponding position, the middle parts of the first inclined supporting rod and the second inclined supporting rod are rotatably connected with a third shaft lever, the outer wall of the middle part of the third shaft lever is rotatably connected with one end of a hydraulic telescopic cylinder, the other end of the hydraulic telescopic cylinder is rotatably connected with the underframe, the top surface of the flat plate is fixedly provided with a lifting mechanism, and maintenance personnel can conveniently lift parts by arranging the lifting mechanism;

be connected with the extension ladder of vertically establishhing between chassis and the flat board, the extension ladder includes the second T shape frame of being connected with dull and stereotyped bottom surface and the first T shape frame of being connected with the chassis top surface, it has a plurality of third T shape framves to slide step by step between first T shape frame and the second T shape frame, the bar spout has all been seted up to the both sides outer wall of first T shape frame and third T shape frame, first T shape frame and third T shape frame both sides outer wall top are fixed with the bar spout sliding connection's that rather than closing on slider.

Further, the method comprises the following steps: the slider is the cuboid lug, and the outer width of slider is the same with the interior width of bar spout, can be with bar spout slip in-process through setting up the slider cuboid lug, and the rotation takes place for the third T shape frame that the restriction corresponds.

Further, the method comprises the following steps: the heights of the first T-shaped frame and the third T-shaped frame are both 25 cm.

Further, the method comprises the following steps: the lifting mechanism comprises a slide rail plate fixed on the top surface of a flat plate, a rack groove is formed in the top surface of the slide rail plate, a sliding plate is sleeved outside the slide rail plate in a sliding mode, a pair of first support frames are fixed on the top surface of the sliding plate, a transmission gear meshed with the rack groove for transmission is movably connected inside the pair of support frames, a transmission motor in transmission connection with the transmission gear is fixed on the top surface of the sliding plate, a vertical rod is fixed on the top surface of the sliding plate, a telescopic rod is connected inside the vertical rod in a sliding mode, a fastening wrench which is extruded and attached to the telescopic rod is connected to the outer wall of the vertical rod in a screwing mode, a rotating head is rotatably connected to the top surface of the telescopic rod, a cross rod is fixed on the outer wall of the rotating head, a guide wheel is fixed on the outer end of the cross rod, a pair, wherein, the outer wall of a second support frame is fixed with the coiling motor who is connected with the reel transmission, the outer wall winding of reel has the one end of steel cable, the other end of steel cable is connected with the couple through the leading wheel, sets the mechanism that moves along the slide rail board through lifting by crane the mechanism, makes things convenient for the maintainer to remove the position of spare part at the maintenance in-process.

Further, the method comprises the following steps: dull and stereotyped top surface is fixed with two rail frames about its vertical central plane symmetry, rail frame appearance is the L type, and rail frame's minor face corresponds with extension ladder position, can play the purpose that prevents the maintainer and fall through setting up rail frame on the flat board, and this kind of rail frame that connects the thigh makes things convenient for the maintainer to climb from top to bottom through the extension ladder simultaneously.

Further, the method comprises the following steps: the side coaming is welded to dull and stereotyped top surface side, can play through setting up the side coaming and prevent that dull and stereotyped surface article from dropping.

The utility model has the advantages that:

1. by arranging the structure, compared with a traditional maintenance platform, the maintenance platform is in a unfolding state in the lifting process, so that maintenance personnel can conveniently climb up and down through the extension ladder, and the ascending and descending safety of the maintenance personnel is improved;

2. the sliding rail plate of the hoisting mechanism is fixed on the top surface of a flat plate, a rack groove is arranged on the top surface of the sliding rail plate, a sliding plate is sleeved on the outer part of the sliding rail plate in a sliding mode, the sliding plate is movably connected with a transmission gear meshed with the rack groove through a pair of supporting frames, the transmission of the transmission gear is realized through a transmission motor fixed on the top surface of the sliding plate, a vertical rod internally connected with a telescopic rod in a sliding mode is fixed on the top surface of the sliding plate, the top surface of the telescopic rod is rotatably connected with a rotating head, the outer wall of the rotating head is fixedly provided with a cross rod, the outer end of the cross rod is fixedly provided with a guide wheel, the cross rod is close to the rotating head and is movably connected with a winding drum through a pair of second supporting frames, wherein the outer wall of one second supporting frame is fixedly provided with a winding motor in, utilize the hoisting mechanism to hoist heavier spare part, compare in artifical transport, can reduce intensity of labour, can improve high altitude construction's security simultaneously.

Drawings

The present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic structural view of a movable large mining height hydraulic support maintenance platform of the present invention;

fig. 2 is another view structure diagram of the movable large mining height hydraulic support maintenance platform of the present invention;

FIG. 3 is a schematic structural view of a hoisting mechanism of the present invention;

fig. 4 is a schematic structural diagram of a lifting state of the movable large mining height hydraulic support maintenance platform of the utility model;

fig. 5 is a schematic structural view of the middle extension ladder of the present invention.

In the figure: 1. a directional wheel; 2. a first carriage; 3. a chassis; 4. a universal wheel; 5. a first diagonal brace; 6. a first rotating base; 7. a second diagonal brace; 8. a first shaft lever; 9. a flat plate; 10. side coaming plates; 11. a fence frame; 12. a hoisting mechanism; 1201. a slide rail plate; 1202. a rack slot; 1203. a transmission gear; 1204. a drive motor; 1205. erecting a rod; 1206. fastening a wrench; 1207. a telescopic rod; 1208. rotating the head; 1209. a winding motor; 1210. a reel; 1211. a cross bar; 1212. a guide wheel; 1213. hooking; 1214. a sliding plate; 13. a second rotating base; 14. a second shaft lever; 15. an extension ladder; 1501. a first T-shaped frame; 1502. a slider; 1503. a second T-shaped frame; 1504. a third T-shaped frame; 1505. a strip-shaped chute; 16. a second carriage; 17. a third shaft lever; 18. and a hydraulic telescopic cylinder.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, a movable maintenance platform for a large mining height hydraulic support comprises a chassis 3, a pair of directional wheels 1 and a pair of universal wheels 4 are respectively fixed on two corners at two sides of the bottom of the chassis 3, two first carriages 2 are symmetrically fixed on one side of the top surface of the chassis 3 about the vertical central plane of the chassis, two first rotating seats 6 are symmetrically fixed on the other side of the top surface of the chassis 3 about the vertical central plane of the chassis, a flat plate 9 is arranged on the upper portion of the chassis 3, a second carriage 16 and a second rotating seat 13 are respectively fixed on the positions of the bottom surface of the flat plate 9 corresponding to the first carriage 2 and the first rotating seat 6, a first shaft lever 8 is slidably connected between the two first carriages 2, a second shaft lever 14 is slidably connected inside the two second carriages 16, wherein two ends of the first shaft lever 8 are both rotatably connected with one end of a first inclined strut 5, the other end of the first inclined strut 5 is rotatably connected with the second rotating seat 13 at the corresponding position, two ends of the second shaft lever 14 are rotatably connected with one end of a second inclined supporting rod 7, the other end of the second inclined supporting rod 7 is rotatably connected with the first rotating seat 6 at the corresponding position, the middle parts of the first inclined supporting rod 5 and the second inclined supporting rod 7 are rotatably connected with a third shaft lever 17, the outer wall of the middle part of the third shaft lever 17 is rotatably connected with one end of a hydraulic telescopic cylinder 18, the other end of the hydraulic telescopic cylinder 18 is rotatably connected with the underframe 3, the top surface of the flat plate 9 is fixedly provided with a hoisting mechanism 12, and a part can be conveniently hoisted by an overhaul worker through the arrangement of the hoisting mechanism 12;

be connected with the extension ladder 15 of setting up perpendicularly between chassis 3 and the flat board 9, extension ladder 15 includes the second T shape frame 1503 of being connected with the flat board 9 bottom surface and the first T shape frame 1501 of being connected with chassis 3 top surface, it has a plurality of third T shape framves 1504 to slide step by step between first T shape frame 1501 and the second T shape frame 1503, bar spout 1505 has all been seted up to the both sides outer wall of first T shape frame 1501 and third T shape frame 1504, first T shape frame 1501 and third T shape frame 1504 both sides outer wall top are fixed with the slider 1502 of bar spout 1505 sliding connection rather than being close to.

The slider 1502 is the cuboid lug, and the outer width of slider 1502 is the same with the interior width of bar spout 1505, can be in the in-process that slides with bar spout 1505 through setting up the slider 1502 rectangular solid lug, and the third T-shaped frame 1504 that the restriction corresponds takes place to rotate, and the height of first T-shaped frame 1501 and third T-shaped frame 1504 is 25cm, and this difference in height is convenient for maintainer climbing from top to bottom.

The lifting mechanism 12 comprises a sliding rail plate 1201 fixed on the top surface of the flat plate 9, a rack slot 1202 is formed in the top surface of the sliding rail plate 1201, a sliding plate 1214 is sleeved outside the sliding rail plate 1201 in a sliding manner, a pair of first support frames are fixed on the top surface of the sliding plate 1214, a transmission gear 1203 meshed with the rack slot 1202 for transmission is movably connected inside the pair of support frames, a transmission motor 1204 in transmission connection with the transmission gear 1203 is fixed on the top surface of the sliding plate 1214, a vertical rod 1205 is fixed on the top surface of the sliding plate 1214, an expansion rod 1207 is connected inside the vertical rod 1205 in a sliding manner, a fastening wrench 1206 in extrusion and close contact with the expansion rod 1207 is connected on the outer wall of the vertical rod 1205 in a rotating manner, a rotating head 1208 is rotatably connected on the top surface of the expansion rod 1207, a cross rod 1211 is fixed on the outer wall of the cross rod 1211, a pair of second support, wherein, the outer wall of a second support frame is fixed with the coiling motor 1209 of being connected with the reel 1210 transmission, and the outer wall winding of reel 1210 has the one end of steel cable, and the other end of steel cable is connected with couple 1213 through leading wheel 1212, sets lifting by crane mechanism 12 to the mechanism that removes along slide rail board 1201, makes things convenient for the maintainer to remove the position of spare part at the maintenance in-process.

Dull and stereotyped 9's top surface is fixed with two rail frame 11 about its vertical central plane symmetry, rail frame 11 appearance is the L type, and rail frame 11's minor face corresponds with extension ladder 15 place, can play the purpose that prevents the maintainer and fall through setting up rail frame 11 on dull and stereotyped 9, this kind of rail frame 11 who connects the thigh makes things convenient for the maintainer to climb from top to bottom through extension ladder 15 simultaneously, the welding of dull and stereotyped 9's top surface side has side bounding wall 10, can play through setting up side bounding wall 10 and prevent that dull and stereotyped 9 surface article from dropping.

The working principle is as follows: when in use, a maintenance person moves the maintenance platform to a designated working position and fixes the maintenance platform through the universal wheel 4 and the directional wheel 1, then controls the hydraulic telescopic cylinder 18 to lift the maintenance platform to a designated maintenance height position, during the upward movement of the platform 9, the second T-shaped frame 1503 connected with the extension ladder 15 will move upward, because the slide block 1502 and the strip-shaped sliding chute 1505 are matched, the extension ladder 15 in a folding state is unfolded, and at the moment, a maintenance worker can climb to the top surface of the flat plate 9 through the extended extension ladder 15 to perform maintenance on the equipment, when the parts need to be disassembled and assembled, the maintenance personnel can control the transmission motor 1204 to realize the movement of the upright 1205 and the upper part thereof by utilizing the engagement action of the transmission gear 1203 and the rack groove 1202, then, the crossbar 1211 is rotated to control the winding motor 1209 to drive the winding drum 1210 to release and wind the steel cable, and the component is hung through the hook 1213.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is illustrative and explanatory only, and various modifications, additions and substitutions as described for the specific embodiments described herein may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the invention as defined in the claims.

Claims (6)

1. A movable large mining height hydraulic support maintenance platform is characterized by comprising an underframe (3), wherein two corners at two sides of the bottom of the underframe (3) are respectively fixed with a pair of directional wheels (1) and a pair of universal wheels (4), one side of the top surface of the underframe (3) is symmetrically fixed with two first sliding frames (2) about the vertical central plane of the underframe, the other side of the top surface of the underframe (3) is symmetrically fixed with two first rotating seats (6) about the vertical central plane of the underframe, the upper part of the underframe (3) is provided with a flat plate (9), the positions of the bottom surface of the flat plate (9) corresponding to the first sliding frames (2) and the first rotating seats (6) are respectively fixed with a second sliding frame (16) and a second rotating seat (13), a first shaft lever (8) is connected between the two first sliding frames (2), and a second shaft lever (14) is connected inside the two second sliding frames (16) in a sliding manner, the two ends of the first shaft lever (8) are rotatably connected with one end of a first inclined strut (5), the other end of the first inclined strut (5) is rotatably connected with a second rotating seat (13) at a corresponding position, the two ends of the second shaft lever (14) are rotatably connected with one end of a second inclined strut (7), the other end of the second inclined strut (7) is rotatably connected with a first rotating seat (6) at a corresponding position, the middle parts of the first inclined strut (5) and the second inclined strut (7) are rotatably connected with a third shaft lever (17), the outer wall of the middle part of the third shaft lever (17) is rotatably connected with one end of a hydraulic telescopic cylinder (18), the other end of the hydraulic telescopic cylinder (18) is rotatably connected with the underframe (3), and the top surface of the flat plate (9) is fixedly provided with a hoisting mechanism (12);

be connected with vertically telescopic ladder (15) of establishhing between chassis (3) and flat board (9), telescopic ladder (15) including with second T shape frame (1503) that flat board (9) bottom surface is connected and with first T shape frame (1501) that chassis (3) top surface is connected, it has a plurality of third T shape frame (1504) to slide step by step between first T shape frame (1501) and second T shape frame (1503), bar spout (1504) have all been seted up to the both sides outer wall of first T shape frame (1501) and third T shape frame (1504), first T shape frame (1501) and third T shape frame (1504) both sides outer wall top are fixed with the slider (1502) of bar spout (1505) sliding connection that closes on rather than.

2. A movable large mining height hydraulic support maintenance platform according to claim 1, characterized in that the sliding block (1502) is a rectangular block, and the outer width of the sliding block (1502) is the same as the inner width of the strip-shaped sliding groove (1505).

3. A movable high mining height hydraulic support maintenance platform according to claim 2, wherein the height of the first T-shaped frame (1501) and the height of the third T-shaped frame (1504) are both 25 cm.

4. The movable large mining height hydraulic support maintenance platform according to claim 1, wherein the lifting mechanism (12) comprises a sliding rail plate (1201) fixed on the top surface of the flat plate (9), the top surface of the sliding rail plate (1201) is provided with a rack slot (1202), a sliding plate (1214) is slidably sleeved outside the sliding rail plate (1201), a pair of first support frames is fixed on the top surface of the sliding plate (1214), a transmission gear (1203) meshed with the rack slot (1202) for transmission is movably connected inside the pair of support frames, a transmission motor (1204) in transmission connection with the transmission gear (1203) is fixed on the top surface of the sliding plate (1214), a vertical rod (1205) is fixed on the top surface of the sliding plate (1214), a telescopic rod (1207) is slidably connected inside the vertical rod (1205), and a fastening wrench (1206) extruded and attached to the telescopic rod (1207) in a screwing manner is connected to the outer wall of the vertical rod (1205), the top surface of telescopic link (1207) is rotated and is connected with rotation head (1208), the outer wall of rotating head (1208) is fixed with horizontal pole (1211), the outer end of horizontal pole (1211) is fixed with leading wheel (1212), horizontal pole (1211) are close to the top surface of rotating head (1208) and are fixed with a pair of second support frame, and are a pair of the inside swing joint of second support frame has reel (1210), and wherein, the outer wall of a second support frame is fixed with the coiling motor (1209) of being connected with reel (1210) transmission, the outer wall winding of reel (1210) has the one end of steel cable, the other end of steel cable is connected with couple (1213) through leading wheel (1212).

5. A movable large mining height hydraulic support maintenance platform according to claim 1, characterized in that two fence frames (11) are symmetrically fixed on the top surface of the flat plate (9) about the vertical central plane, the fence frames (11) are L-shaped, and the short sides of the fence frames (11) correspond to the position of the extension ladder (15).

6. A mobile high bay hydraulic support maintenance platform according to claim 1, characterised in that the top side of the slab (9) is welded with side fenders (10).

Images