CN210683014U - Mining special independent crawler type explosion-proof traction truck-mounted crane - Google Patents

Abstract

The utility model discloses a special independent crawler type explosion-proof traction truck-mounted crane for mining, which relates to the technical field of mining cranes, and comprises a platform assembly, a walking drive assembly, an engine assembly and a suspension arm assembly; the walking driving assembly is four crawler belt walking devices, and two crawler belt walking devices are respectively arranged on the lower sides of the front platform and the rear platform; the suspension arm assembly comprises a suspension arm mechanism and a supporting leg mechanism, the suspension arm mechanism comprises a rotary speed reducer, the rotary table is fixed on the rotary speed reducer, and the other end of the rotary table is hinged with a lifting arm; one end of the telescopic oil cylinder is hinged to the lifting arm, the other end of the telescopic oil cylinder is hinged to the telescopic arm, the hoisting motor is fixed to the peripheral surface of the rotating platform, the lifting arm is provided with a pulley block, one end of the arm lifting oil cylinder is hinged to the peripheral surface of the rotating platform, and the other end of the arm lifting oil cylinder is hinged to the lifting arm. The independent crawler traveling device is adopted, the requirements of flexible, efficient and multi-working-condition operation of the mining crane are met, the performance is reliable, the applicability is strong, and the mine operation efficiency is greatly improved.

Description

Mining special independent crawler type explosion-proof traction truck-mounted crane

Technical Field

The utility model belongs to the technical field of mining crane, concretely relates to explosion-proof traction vehicle-mounted of mining special independent crawler-type hangs.

Background

The existing integral chassis crawler runs by utilizing a speed reducer to drive under hydraulic transmission, the direction and the speed are slowly pushed by a handle to supply oil, and the displacement direction is difficult to control. In addition, the existing mining crane is driven by mine power, a cable drum arranged behind the crane winds a cable, and one person needs to be arranged behind the crane to take care of the cable when the cable is wound, so that the situation that the cable is rolled by the crane when the crane retreats or is pulled during walking is prevented; the existing rubber wheel type mining crane walks on an uneven roadway bottom plate, jolts unstably, and sinks puddles frequently when meeting a puddle.

Disclosure of Invention

In order to overcome the shortcomings of the prior art, the utility model provides a mining special type independent crawler type explosion-proof traction truck crane.

The utility model discloses a realize through following technical scheme: a special independent crawler type explosion-proof traction truck-mounted crane for mines comprises a platform assembly, a walking drive assembly, an engine assembly and a suspension arm assembly;

the platform assembly comprises a platform plate and a driving seat arranged on the platform plate; the platform plate comprises a front platform and a rear platform, a front web is fixedly connected to the front platform, a rear web is fixedly connected to the rear platform, the front web and the rear web are movably hinged, and a direction oil cylinder is connected between the front platform and the rear platform on two sides of the front web and the rear web;

the walking drive assembly comprises four crawler belt walking devices, and two crawler belt walking devices are respectively arranged on the lower sides of the front platform and the rear platform; the engine assembly is used for driving the crawler belt walking device;

the lifting arm assembly comprises a lifting arm mechanism and a supporting leg mechanism, wherein the lifting arm mechanism comprises a base box, a rotary speed reducer, a rotating platform, a winch motor, a telescopic oil cylinder, a lifting arm, a telescopic arm, a pulley block and an arm lifting oil cylinder; one end of a telescopic oil cylinder is hinged on the lifting arm, the other end of the telescopic oil cylinder is hinged on the telescopic arm, a hoisting motor is fixed on the peripheral surface of the rotating platform, a pulley block is arranged on the lifting arm, a steel wire rope is drawn out by the hoisting motor and connected with a lifting hook after passing through the pulley block, one end of a lifting arm oil cylinder is hinged on the peripheral surface of the rotating platform, and the other end of the lifting arm oil cylinder is hinged on the lifting arm; the supporting leg mechanism comprises a front supporting leg on two sides of the platform plate and a rear supporting leg on two sides of the platform plate.

Further, the engine assembly comprises an explosion-proof engine, a cooling fin and a water washing tank; the anti-explosion engine is mounted on the platform board, a diesel tank, a hydraulic tank and a valve group are arranged on the platform board on the right side of the anti-explosion engine, an anti-explosion battery box, a traveling control frame and a suspension arm operation box are arranged on the platform board on the left side of the anti-explosion engine, the traveling control frame is arranged on the front side of the driving seat, a direction control rod or a steering wheel is connected onto the traveling control frame, a gearbox control platform is arranged on the right side of the driving seat, and a gearbox manipulator extends out of the gearbox control platform; the radiating fin is arranged at the front side of the explosion-proof engine, and the water washing tank is arranged at the rear right side of the explosion-proof engine and is connected with a smoke spraying port of the explosion-proof engine;

the walking drive assembly comprises a gearbox, a wet clutch, a front brake cylinder, a rear brake cylinder, a front brake transmission shaft, a rear brake transmission shaft, a front wet brake inner disc, a rear wet brake inner disc, a front wet drive axle, a rear wet drive axle and a transmission shaft; the transmission shaft is in transmission connection with the front wet-type drive axle and/or the rear wet-type drive axle, the front wet-type drive axle is in transmission connection with the driving wheel, the rear wet-type drive axle is in transmission connection with the driving wheel, the front brake cylinder is arranged on the front wet-type drive axle and is connected with the front wet-type brake inner disc through the front brake transmission shaft, the rear brake cylinder is arranged on the rear wet-type drive axle and is connected with the rear wet-type brake inner disc through the rear brake transmission shaft; the two sides of the crawler support are provided with a crawler, the crawler support on one side of the crawler, which is in contact with the ground, is provided with a supporting wheel, the front corner of the crawler is provided with a front supporting wheel, and the rear corner of the crawler is provided with a tension wheel.

Furthermore, the driving structure has three types, namely a front axle two-drive driving mode, a rear axle two-drive driving mode and a double axle four-drive driving mode.

Furthermore, a tool box is further arranged on the platform plate on the left side of the explosion-proof engine.

Further, the explosion-proof engine is covered in the cover plate.

Furthermore, the front supporting leg comprises a supporting leg oil cylinder, a supporting leg and a presser foot, one end of the supporting leg oil cylinder is connected with the platform plate, the other end of the supporting leg oil cylinder is connected with the supporting leg, and the presser foot is connected with the supporting leg; the back support leg comprises a support plate, a support oil cylinder, a fixing block, a telescopic square tube and a support tube oil cylinder, the support plate is connected with the support oil cylinder, the other end of the support oil cylinder is fixedly connected with the telescopic square tube, the telescopic square tube is controlled to be telescopic by the support tube oil cylinder, the fixing block is fixed below the platform plate, and one end of the support tube oil cylinder is hinged to the fixing block.

Furthermore, the lifting arm is an outer square pipe, the telescopic arm is an inner square pipe, the inner square pipe is sleeved in the outer square pipe, the telescopic oil cylinder is installed in the outer square pipe, and a piston rod of the telescopic oil cylinder is connected with the inner square pipe.

Furthermore, the end part of the platform plate on one side of the driving seat is also provided with a lamp bracket, and the lamp bracket is provided with a miner lamp.

Further, the landing slab draw the hook before being equipped with in traffic direction's front side, the landing slab draw the hook after being equipped with in traffic direction's rear side.

The utility model has the advantages that:

1. the power adopts an explosion-proof engine, the power is efficient, the stability is good, and the device is suitable for underground explosion environment;

2. the independent crawler traveling device is adopted, the requirements of flexible, efficient and multi-working-condition operation of the mining crane are met, the performance is reliable, the applicability is strong, and the mine operation efficiency is greatly improved;

3. the lifting arm can be adjusted in a telescopic manner according to the distance of the material position, and the lifting mechanism can rotate for 360 degrees under the action of the rotary speed reducer, so that the flexibility of the crane is improved; the supporting leg mechanism can be put down before being lifted, so that the overall stability of the crane is improved; the suspension arm operation box is arranged on one side of the driving seat, so that the operation is convenient, and the visual field is wide;

4. the three driving modes of front axle double-drive driving, rear axle double-drive driving, double axle four-drive driving and the like are adopted, the driving axle increases the running torque power of the crane, and the crawler-type walking is matched, so that the crane has stronger ground grabbing capacity, and can smoothly pass through terrains such as mud pit depressions, bottom drums, stone-soil piles and the like;

5. the front and the back of the crane are respectively provided with a traction hook for traction of mine cars, rubber-tyred vehicles, materials and adjustment of the position of heavy equipment, and the phenomenon of laboring caused by deep sinking of vehicles or movement of heavy goods does not occur.

Drawings

Fig. 1 is a vertical view of the rear-drive truck-mounted crane of the utility model;

fig. 2 is a top view of the present invention;

FIG. 3 is a rear drive axle connection diagram of the present invention;

FIG. 4 is a front drive axle connection structure diagram of the present invention;

FIG. 5 is a dual drive axle connection diagram according to the present invention;

in the figure, 1, a lamp bracket, 2, a miner lamp, 3, a radiator, 4, a covering plate, 5, a direction control rod, 6, an explosion-proof engine, 7, a wet clutch, 8, a gearbox operating handle, 9, a driving seat, 10, a hoisting motor, 11, a rotating platform, 12, a telescopic oil cylinder, 13, a lifting arm, 14, a telescopic arm, 15, a pulley block, 16, a crawler track, 17, a front supporting wheel, 18, a supporting wheel, 19, a driving wheel, 20, a tension wheel, 21, a universal joint, 22, a transmission shaft, 23, a bottom box base, 24, a rotary speed reducer, 25, a lifting arm oil cylinder, 26, a supporting plate, 27, a supporting oil cylinder, 28, a fixed block, 29, a front traction hook, 30, a steering wheel, 31, a diesel oil tank, 32, a hydraulic oil tank, 33, a washing tank, 34, a valve bank, 35, a direction oil cylinder, 36, a supporting leg oil cylinder, 37, a supporting leg, 38, a presser foot, 39, a, 41. the hydraulic drive system comprises a tool box, 42, an explosion-proof battery box, 43, a running operation frame, 44, pedals, 45, a boom operation box, 46, a gearbox control platform, 47, a front web plate, 48, a rear web plate, 49, a telescopic square tube, 50, a supporting tube oil cylinder, 51, a front shaft sleeve, 52, a front roller shaft, 53, a front connecting plate, 54, a front travelling wheel, 55, a gearbox, 56, a rear wet drive axle, 57, a rear brake cylinder, 58, a front bearing, 59, a rear wet brake inner disc, 60, a rear brake transmission shaft, 61, a front brake cylinder, 62, a front wet drive axle, 63, a rear connecting plate, 64, a chassis lower plate, 65, a rear roller shaft, 66, a rear travelling wheel, 67, a front brake transmission shaft, 68, a front wet brake inner disc, 69, a rear bearing, 70, a rear shaft sleeve, 71 and a double drive axle.

Detailed Description

The invention will be further explained below with reference to the drawings and examples.

As shown in fig. 1 to 5, the mining special independent crawler type explosion-proof traction truck-mounted crane comprises a platform assembly, a walking driving assembly, an engine assembly and a boom assembly;

the engine assembly comprises an explosion-proof engine 6, a cooling fin 3 and a water washing tank 33; the explosion-proof engine 6 is installed on a platform plate 39, the platform plate 39 on the right side of the explosion-proof engine 6 is provided with a diesel tank 31, a hydraulic tank 32 and a valve group 34, the platform plate 39 on the left side of the explosion-proof engine 6 is provided with an explosion-proof battery box 42, a traveling control frame 43 and a suspension arm operation box 45, the traveling control frame 43 is arranged on the front side of the driving seat 9, the traveling control frame 43 is connected with a steering wheel 30, and the steering wheel 30 is used for adjusting the traveling direction; the radiating fins 3 are arranged on the front side of the explosion-proof engine 6, and the water washing tank 33 is arranged on the rear right side of the explosion-proof engine 6 and is connected with a smoke spraying port of the explosion-proof engine 6; the explosion-proof engine 6 is a machine that converts chemical energy into mechanical energy, can be used in an explosive gas environment, and does not ignite ambient gas; the radiating fin 3 is used for more effectively transmitting heat generated by the explosion-proof engine to the radiating fin and then transmitting the heat to the ambient air through the radiating fin; the explosion-proof battery box 42 is used for placing a lithium battery and starting the explosion-proof engine 6 and other equipment to supply power by using a storage power supply; the diesel tank 31 is a place for storing diesel, and an oil level gauge is installed on a tank body of the diesel tank 31; the water washing tank 33 has the functions of filtering oil smoke, cooling and exhausting smoke pipelines, and prevents smoke sprayed by the explosion-proof engine 6 from having flames and preventing the pipe wall from being overheated; the hydraulic oil tank 32 and the valve group 34 are used as a part of hydraulic transmission, the hydraulic transmission is that the explosion-proof engine 6 starts a hydraulic pump to work, hydraulic oil in the hydraulic oil tank 32 is supplied to the valve group 34 and then is transmitted to the support leg oil cylinder 36, the arm lifting oil cylinder 25, the winch motor 10 and the like.

The platform assembly comprises a platform plate 39 and a driving seat 9 arranged on the platform plate 39; the platform plate 39 comprises a front platform and a rear platform, a front web plate 47 is fixedly connected to the front platform, a rear web plate 48 is fixedly connected to the rear platform, the front web plate 47 is movably hinged to the rear web plate 48, and a direction oil cylinder 35 is connected between the front platform and the rear platform on the two sides of the front web plate 47 and the rear web plate 48;

the suspension arm assembly comprises a suspension arm mechanism and a supporting leg mechanism, wherein the suspension arm mechanism comprises a base box 23, a rotary speed reducer 24, a rotating platform 11, a hoisting motor 10, a telescopic oil cylinder 12, a lifting arm 13, a lifting arm 14, a pulley block 15 and a lifting arm oil cylinder 25, the base box 23 is arranged on a platform plate 39, the rotary speed reducer 24 is arranged on the base box 23, the rotating platform 11 is fixed on the rotary speed reducer 24, the lifting arm 13 is hinged to the other end of the rotating platform 11, the lifting arm 13 is connected with the rotating platform 11 through a pin shaft, and a grease port is arranged for lubrication; one end of a telescopic oil cylinder 12 is hinged on a lifting arm 13, the other end of the telescopic oil cylinder 12 is hinged on a lifting arm 14, a hoisting motor 10 is fixed on the peripheral surface of a rotating platform 11, a pulley is fixed at the top end of the lifting arm 13, the fixed pulley and a lower pulley form a pulley block 15, a steel wire rope is drawn by the hoisting motor 10 and passes through the pulley block 15 to be connected with a lifting hook, the bottom of a lifting arm oil cylinder 25 is connected with the rotating platform 11, a piston rod of the lifting arm oil cylinder 25 is connected with the lifting arm 13, under the action of the lifting arm oil cylinder 25, the lifting arm 13 has the functions of lifting and falling, and the hoisting motor 10 is assisted to finish; the supporting leg mechanism comprises a front supporting leg at two sides of a platform plate 39 and a rear supporting leg at two sides of the platform plate 39, the front supporting leg comprises a supporting leg oil cylinder 36, a supporting leg 37 and a presser foot 38, one end of the supporting leg oil cylinder 36 is connected with the platform plate 39, the other end of the supporting leg oil cylinder 36 is connected with the supporting leg 37, and the presser foot 38 is connected with the supporting leg 37; the back brace leg includes backup pad 26, support cylinder 27, fixed block 28, flexible square pipe 49 and prop a tub hydro-cylinder 50, backup pad 26 is connected with support cylinder 27, support cylinder 27's the other end and flexible square pipe 49 fixed connection, flexible square pipe 49 includes big side pipe and little side pipe two parts, little side's pipe suit is in big square pipe, flexible square pipe 49 is flexible by propping tub hydro-cylinder 50 control, fixed block 28 is fixed in 39 below of platform board, fixed block 28 still with prop tub hydro-cylinder 50 one end articulated, fixed block 28 is firstly to propping tub hydro-cylinder 50 and play the supporting role when flexible, secondly, fixed block 28 below is the guide way structure, the guide way structure plays to stretch out the guide effect to flexible square pipe 49. The lifting arm 13 is processed by cold-drawing a rectangular square tube, the outer square tube is sleeved with an inner square tube, and the telescopic oil cylinder 12 is arranged in the outer square tube, and the inner square tube, namely the lifting arm 14, has a telescopic function and meets the requirements of loading and unloading of goods at different distances; the rotary speed reducer 24 can drive the upper mechanism to rotate by 360 degrees; the rotating platform 11 is arranged on a rotary speed reducer 24 and plays a role of erecting a suspension arm 13; the hoisting motor 10 can wind the steel wire rope to adjust the hoisted materials up and down;

the walking drive assembly comprises a gearbox 55, a wet clutch 7, a front brake cylinder 61, a rear brake cylinder 57, a front brake transmission shaft 67, a rear brake transmission shaft 60, a front wet brake inner disc 68, a rear wet brake inner disc 59, a front wet drive axle 62, a rear wet drive axle 56 and a transmission shaft 22; the gearbox 55 is in transmission connection with the explosion-proof engine 6, the wet clutch 7 is installed between the explosion-proof engine 6 and the gearbox 55, the transmission shaft 22 is in transmission connection with the front wet drive axle 62 and/or the rear wet drive axle 56, the universal joint 21 is further arranged, the universal joint 21 and the transmission shaft 22 are combined into a universal joint transmission device, the front wet drive axle 62 is in transmission connection with the driving wheel 19, the rear wet drive axle 56 is in transmission connection with the driving wheel 19, the front brake cylinder 61 is arranged on the front wet drive axle 62, the front brake cylinder 61 is connected with the front wet brake inner disc 68 through the front brake transmission shaft 67, the rear brake cylinder 57 is arranged on the rear wet drive axle 56, and the rear brake cylinder 57 is connected with the rear wet brake inner disc 59 through the; two sides of the crawler support are provided with a crawler belt 16, one side of the crawler belt 16 contacting with the ground is provided with a supporting wheel 18, a front supporting wheel 17 is arranged at the front corner of the crawler belt 16, and a tensioning wheel 20 is arranged at the rear corner of the crawler belt 16. The wet clutch 7 is a wet friction clutch, and the clutch plates are in a sealed oil bath and absorb heat through transmission oil which soaks the clutch plates. Three driving modes are provided for users to select, one is that the transmission shaft 22 is in transmission connection with the front wet drive axle 62, the transmission structure is as shown in fig. 4, the front wet drive axle 62 is arranged between two track brackets positioned at the front side of the platform plate 39, the driving wheels 19 are in transmission connection with two sides of the front wet drive axle 62, the rear roller 65 is arranged between two track brackets positioned at the rear side of the platform plate 39, the rear road wheels 66 are arranged at two ends of the rear roller 65, the rear roller 65 is sleeved in the rear shaft sleeve 70, the rear bearing 69 is sleeved between the rear roller 65 and the rear shaft sleeve 70, the rear shaft sleeve 70 is fixed on the track brackets, the chassis lower plate 64 is fixedly connected on the outer circumference of the rear shaft sleeve 70, the rear connecting plate 63 is fixed on the side surface of the gearbox 55, the chassis lower plate 64 is fixedly connected with the rear connecting plate 63, the transmission shaft 22 is in transmission connection with the front wet drive, the rear roller 65 and the rear road wheel 66 are driven to rotate by the rear drive; secondly, the transmission shaft 22 is in transmission connection with a rear wet-type drive axle 56, the transmission structure of the transmission structure is as shown in fig. 3, a rear wet-type drive axle 56 is arranged between two crawler supports positioned at the rear side of the platform plate 39, the two sides of the rear wet-type drive axle 56 are in transmission connection with the drive wheels 19, a front roller 52 is arranged between the two crawler supports positioned at the front side of the platform plate 39, front traveling wheels 54 are arranged at the two ends of the front roller 52, the front roller 52 is sleeved in a front shaft sleeve 51, a front bearing 58 is sleeved between the front roller 52 and the front shaft sleeve 51, the front shaft sleeve 51 is fixed on the crawler supports, a front connecting plate 53 is fixedly connected on the outer circumference of the front shaft sleeve 51, the front connecting plate 53 is used for fixedly supporting a gearbox 55, the transmission shaft 22 is in transmission connection with the rear wet-type drive axle 56, the transmission shaft 22 drives the rear wet-type; thirdly, the transmission shaft 22 is in transmission connection with a double drive axle 71 formed by the front wet drive axle 62 and the rear wet drive axle 56, the transmission structure is as shown in fig. 5, the front wet drive axle 62 is arranged between the two crawler supports positioned at the front side of the platform plate 39, the rear wet drive axle 56 is arranged between the two crawler supports positioned at the rear side of the platform plate 39, and the transmission shaft 22 is in transmission connection with the front wet drive axle 62 and the rear wet drive axle 56; the brake systems of the three driving modes are realized by stepping on the pedal 44 arranged on the platform plate 39, the pedal 44 controls the front brake cylinder 61 and/or the rear brake cylinder 57 of the brake cylinder, and the driving systems are provided with corresponding brake transmission shafts which are adjusted by corresponding parts according to different driving modes so as to brake the wet brake inner disc connected with the driving shafts to stop the brake.

As a modification of the present embodiment, a tool box 41 is further provided on the platform plate 39 on the left side of the explosion-proof engine 6. The tool box 41 is used for placing a common tool, such as a wrench.

As a modification of the present embodiment, the explosion-proof engine 6 is housed in the cover plate 4. The situation that the collision damage happens due to the direct contact of the rubber belt and the outside is avoided.

As a modification of this embodiment, a lamp holder 1 is further provided at an end of the platform plate 39 on the side of the driving seat 9, and a mine lamp 2 is provided on the lamp holder 1. The miner's lamp 2 plays a role in illumination under the condition of insufficient light.

As a modification of this embodiment, the platform board 39 is provided with a front towing hook 29 on the front side in the running direction, and the platform board 39 is provided with a rear towing hook 40 on the rear side in the running direction. The traction hook is arranged to drag, pull and drag mine cars, rubber-tyred vehicles and flatcars, and the traction effect can be achieved when heavy equipment is encountered.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

The above, only do the preferred embodiment of the present invention, not used to limit the present invention, all the technical matters of the present invention should be included in the protection scope of the present invention for any slight modification, equivalent replacement and improvement of the above embodiments.

Claims (8)

1. The utility model provides an explosion-proof traction vehicle-mounted of mining special independent crawler-type which characterized in that: comprises a platform assembly, a walking driving assembly, an engine assembly and a suspension arm assembly;

the platform assembly comprises a platform plate (39) and a driving seat (9) arranged on the platform plate (39); the platform plate (39) comprises a front platform and a rear platform, a front web plate (47) is fixedly connected to the front platform, a rear web plate (48) is fixedly connected to the rear platform, the front web plate (47) is movably hinged to the rear web plate (48), and a direction oil cylinder (35) is connected between the front platform and the rear platform on the two sides of the front web plate (47) and the rear web plate (48);

the walking drive assembly comprises four crawler belt walking devices, and two crawler belt walking devices are respectively arranged on the lower sides of the front platform and the rear platform; the engine assembly is used for driving the crawler belt walking device;

the suspension arm assembly comprises a suspension arm mechanism and a supporting leg mechanism, the suspension arm mechanism comprises a base box (23), a rotary speed reducer (24), a rotating platform (11), a hoisting motor (10), a telescopic oil cylinder (12), a lifting arm (13), a telescopic arm (14), a pulley block (15) and a lifting arm oil cylinder (25), the base box (23) is installed on a platform plate (39), the rotary speed reducer (24) is installed on the base box (23), the rotating platform (11) is fixed on the rotary speed reducer (24), and the lifting arm (13) is hinged to the other end of the rotating platform (11); one end of a telescopic oil cylinder (12) is hinged on a lifting arm (13), the other end of the telescopic oil cylinder (12) is hinged on a telescopic arm (14), a hoisting motor (10) is fixed on the periphery of a rotating platform (11), a pulley block (15) is arranged on the lifting arm (13), a steel wire rope is drawn out by the hoisting motor (10) and is connected with a lifting hook after passing through the pulley block (15), one end of an arm lifting oil cylinder (25) is hinged on the periphery of the rotating platform (11), and the other end of the arm lifting oil cylinder (25) is hinged on the lifting arm (13); the supporting leg mechanism comprises front supporting legs at two sides of the platform plate (39) and rear supporting legs at two sides of the platform plate (39).

2. The mining special type independent crawler type explosion-proof traction truck-mounted crane according to claim 1, characterized in that: the engine assembly comprises an explosion-proof engine (6), a cooling fin (3) and a water washing tank (33); an explosion-proof engine (6) is installed on a platform plate (39), a diesel tank (31), a hydraulic tank (32) and a valve bank (34) are arranged on the platform plate (39) on the right side of the explosion-proof engine (6), an explosion-proof battery box (42), a traveling control frame (43) and a suspension arm operation box (45) are arranged on the platform plate (39) on the left side of the explosion-proof engine (6), the traveling control frame (43) is arranged on the front side of a driving seat (9), a direction control rod (5) or a steering wheel (30) is connected onto the traveling control frame (43), a gearbox control platform (46) is arranged on the right side of the driving seat (9), and a gearbox operating hand (8) extends out of the gearbox control platform (46); the radiating fins (3) are arranged on the front side of the explosion-proof engine (6), and the water washing tank (33) is arranged on the rear right side of the explosion-proof engine (6) and is connected with a smoke spraying port of the explosion-proof engine (6);

the walking drive assembly comprises a gearbox (55), a wet clutch (7), a front brake cylinder (61), a rear brake cylinder (57), a front brake transmission shaft (67), a rear brake transmission shaft (60), a front wet brake inner disc (68), a rear wet brake inner disc (59), a front wet drive axle (62), a rear wet drive axle (56) and a transmission shaft (22); the anti-explosion engine (6) is in transmission connection with the gearbox (55), the wet clutch (7) is installed between the anti-explosion engine (6) and the gearbox (55), the transmission shaft (22) is in transmission connection with the front wet drive axle (62) and/or the rear wet drive axle (56), the front wet drive axle (62) is in transmission connection with the drive wheel (19), the rear wet drive axle (56) is in transmission connection with the drive wheel (19), the front brake cylinder (61) is arranged on the front wet drive axle (62), the front brake cylinder (61) is connected with the front wet brake inner disc (68) through the front brake transmission shaft (67), the rear brake cylinder (57) is arranged on the rear wet drive axle (56), and the rear brake cylinder (57) is connected with the rear wet brake inner disc (59) through the rear brake transmission shaft (60); crawler belts (16) are arranged on two sides of the crawler belt support, a supporting wheel (18) is arranged on the crawler belt support on one side of the crawler belt (16) contacting with the ground, a front supporting wheel (17) is arranged at the corner of the front side of the crawler belt (16), and a tensioning wheel (20) is arranged at the corner of the rear side of the crawler belt (16).

3. The mining special type independent crawler type explosion-proof traction truck-mounted crane according to claim 2, characterized in that: and a tool box (41) is also arranged on the platform plate (39) on the left side of the explosion-proof engine (6).

4. The mining special type independent crawler type explosion-proof traction truck-mounted crane according to claim 2, characterized in that: the explosion-proof engine (6) is covered in the cover plate (4).

5. The mining special type independent crawler type explosion-proof traction truck-mounted crane according to claim 1, characterized in that: the front supporting leg comprises a supporting leg oil cylinder (36), a supporting leg (37) and a presser foot (38), one end of the supporting leg oil cylinder (36) is connected with the platform plate (39), the other end of the supporting leg oil cylinder (36) is connected with the supporting leg (37), and the presser foot (38) is connected with the supporting leg (37); the rear supporting leg comprises a supporting plate (26), a supporting oil cylinder (27), a fixing block (28), a telescopic square tube (49) and a supporting tube oil cylinder (50), the supporting plate (26) is connected with the supporting oil cylinder (27), the other end of the supporting oil cylinder (27) is fixedly connected with the telescopic square tube (49), the telescopic square tube (49) is controlled to be telescopic by the supporting tube oil cylinder (50), the fixing block (28) is fixed below the platform plate (39), and one end of the supporting tube oil cylinder (50) is hinged to the fixing block (28).

6. The mining special type independent crawler type explosion-proof traction truck-mounted crane according to claim 1, characterized in that: the lifting arm (13) is an outer square pipe, the telescopic arm (14) is an inner square pipe, the inner square pipe is sleeved in the outer square pipe, the telescopic oil cylinder (12) is installed in the outer square pipe, and a piston rod of the telescopic oil cylinder (12) is connected with the inner square pipe.

7. The mining special type independent crawler type explosion-proof traction truck-mounted crane according to claim 1, characterized in that: the end part of the platform plate (39) on one side of the driving seat (9) is also provided with a lamp bracket (1), and the lamp bracket (1) is provided with a miner lamp (2).

8. The mining special type independent crawler type explosion-proof traction truck-mounted crane according to claim 1, characterized in that: platform board (39) pull hook (29) before being equipped with in traffic direction's front side, platform board (39) pull hook (40) after being equipped with in traffic direction's rear side.

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