CN213928373U - Multifunctional stripping and loading machine - Google Patents

Abstract

The utility model discloses a multifunctional scraper loader, which comprises a crawler-type walking chassis, wherein a gangue scraping device and a scraper conveyor are arranged on the walking chassis, the gangue scraping device and the scraper conveyor are longitudinally arranged along the walking chassis and are positioned in the middle of a bearing platform of the walking chassis, the gangue scraping device is positioned above the scraper conveyor, and stopping platforms for stopping tunneling rock drilling equipment are arranged at two sides of the walking chassis, which are positioned on the scraper conveyor; scraper conveyor and stop board and all set up according to the slope of low back highland, scraper conveyor's tail and scrape trigger transmission portion and be located both ends around respectively, scrape trigger transmission portion and be connected with the silo through scraping chain and tail, scraping and being connected with between trigger transmission portion and the tail. The beneficial effects of the utility model are that, utilize crawler-type walking chassis to be integrated into an organic whole with scraper conveyor will take off cash device to be equipped with and stop the board, thereby accomplish the back at the operation of tunnelling drill carriage, stop the tunnelling drill carriage and take off rock and rock loading on stopping the board, in order showing improvement tunnel tunnelling efficiency.

Description

Multifunctional stripping and loading machine

Technical Field

The utility model relates to an underground coal seam mining technology, concretely relates to multi-functional installation of taking off.

Background

At present, the rock loading equipment for coal mine rock roadway tunneling drilling and blasting construction mainly comprises a steel wire rope rock raking machine and a slag raking machine, wherein the steel wire rope rock raking machine is rapid and flexible in gangue discharging, gangue can be temporarily stored in a space from the rock raking machine to a tillite section roadway, and gangue discharging and tillite construction blastholes can be operated in parallel, so that the comprehensive efficiency is high, but the gangue in the roadway cannot be discharged completely, the bottom of the roadway is not flat, and the workload of manually assisting in gangue removal is large; the gangue discharging of the slag raking machine is clean and flexible, the manually-assisted cleaning amount is small, but the gangue discharging speed is low, the gangue storage regulation cannot be utilized, the gangue discharging and the moraine head construction blastholes cannot be operated in parallel, and the comprehensive efficiency is low; meanwhile, the two rock loading machines and the tunneling rock drilling equipment are poor in matching performance, particularly in the process of tunneling a medium and small-section roadway, the tunneling equipment must be moved back to the rear of the rock loading machine before rock loading, the rock drilling equipment must be moved to the front of the rock loading machine during rock drilling, the rock loading machine and the tunneling equipment cannot normally converge due to the small section of the roadway, and the rock loading machine must be moved back to a roadway yard to converge, so that the converging procedures are multiple, the time is long, the efficiency is low, the mechanization degree of tunneling the medium and small-section roadway is very low, the research rock loading efficiency is high, and the problem that the normal use of the rock loading equipment, namely the multifunctional rock loading machine, of the novel rock loading equipment, namely the multifunctional rock loading machine, of the roadway is urgently needed to be solved for improving the mechanization level of the coal mine rock.

Disclosure of Invention

The utility model aims at providing a tunneling drill carriage must move back to the not enough of rock loader rear when going out the cash among the prior art, a multi-functional installation of taking off is provided, utilize crawler-type walking chassis will take off cash device and scraper conveyor integration and be integrative equipment, with possessing simultaneously and taking off rock and rock loading function, and through be provided with the parking platform of berthing the tunneling drill carriage in scraper conveyor both sides, thereby after the tunneling drill carriage operation is accomplished, berth the tunneling drill carriage and take off rock and rock loading on the parking platform, in order to show improvement tunnel tunnelling efficiency.

In order to achieve the above purpose, the present invention adopts the following technical solution.

A multifunctional scraping and loading machine comprises a crawler-type walking chassis, wherein a gangue scraping device and a scraper conveyor are arranged on the walking chassis, the gangue scraping device and the scraper conveyor are longitudinally arranged along the walking chassis and are positioned in the middle of a bearing platform of the walking chassis, the gangue scraping device is positioned above the scraper conveyor, and stopping platforms for stopping tunneling and rock drilling equipment are arranged on two sides of the walking chassis, which are positioned on the scraper conveyor; scraper conveyor and stop board all according to the low back highland slope setting in front, both ends around scraper conveyor's tail and scraper conveyor transmission portion are located respectively, scrape scraper conveyor transmission portion and be connected with the tail through scraping the chain, scrape and be connected with the silo between scraper conveyor transmission portion and the tail, scrape the scraper blade of fixed connection and can follow the motion of scraping the chain in the silo.

Adopt aforementioned technical scheme the utility model discloses the device utilizes the convenient and strong characteristics of bearing capacity of crawler-type walking chassis walking, will take off cash device and scraper conveyor integration on this chassis to form integrated equipment, in order to possess simultaneously and take off rock and loading function, and through be provided with the parking platform of berthhing the tunnelling drill carriage in scraper conveyor both sides, thereby after the operation of tunnelling drill carriage is accomplished, berth the tunnelling drill carriage and take off rock and loading on the parking platform, in order to show improvement tunnel tunnelling efficiency. Meanwhile, the scraper conveyor and the gangue raking device belong to the application of mature equipment in the field, the technology is mature, the manufacturing cost is low, the reliability is high, the reliable operation of the integrated equipment can be ensured, and the tunneling efficiency is improved.

Preferably, the gangue raking device comprises a double-drum winch, a raking bucket, a steel wire rope and a tail pulley; the double-drum winch is arranged through a main beam of the scraper conveyor and close to one end of a transmission part of the scraper conveyor, the double-drum winch is connected with the scraper bucket through a steel wire rope, the steel wire rope is reversed through a tail wheel, the tail wheel is arranged on a tail wheel fixing wedge, and the tail wheel fixing wedge is used for being fixed on a moraine head in front in a wedging mode. The double-roller winch is used for carrying out gangue raking driving, enough stopping space is reserved on the chassis, and further compacting effect is achieved.

Preferably, the gangue pushing device further comprises main rope guide wheels, a plurality of main rope guide wheels are longitudinally distributed along the trough of the scraper conveyor and are arranged on a guide wheel mounting plate, and two ends of the guide wheel mounting plate are fixedly connected with the top of the wall plate of the trough of the scraper conveyor; one end of the steel wire rope is connected to one rope containing cylinder of the double-drum winch, the other end of the steel wire rope penetrates through the lower portion of the main rope guide wheel, the bucket is connected to the steel wire rope in a stringing mode, and the bucket bypasses the tail wheel and then is connected to the other rope containing cylinder in a returning mode through the upper portion of the scraper conveyor. So as to ensure the smooth operation of the gangue raking operation.

Further preferably, the device also comprises a stabilizing device, wherein the stabilizing device consists of a floor cylinder, an upper supporting cylinder, a gate post cylinder and a lower supporting cylinder; the upper supporting oil cylinder and the gate post oil cylinder are used for upwards supporting a roadway top plate, the landing oil cylinder and the lower supporting oil cylinder are used for downwards supporting on a roadway bottom plate, and the four oil cylinders are all arranged through a main beam of the scraper conveyor. The upper supporting oil cylinder and the gate post oil cylinder prop against a roadway top plate, and the ground falling oil cylinder and the lower supporting oil cylinder prop against a roadway bottom plate in a stable state, so that gangue raking work is performed, the equipment is ensured to be fixed firmly, the position is stable, and the gangue raking safety is ensured.

Preferably, a waste rock blocking device is further arranged at the tail of the stopping platform; the waste rock blocking device comprises a gate post and a waste rock blocking door hinged on the gate post; a door head is connected between the tops of the two door columns, and an auxiliary rope carrier roller is arranged on the door head; the rope section of the steel wire rope passing through the lower part of the main rope guide wheel forms a main rope, the rope section returning from the upper part of the scraper conveyor forms an auxiliary rope, and the auxiliary rope is supported by an auxiliary rope carrier roller. When blasting operation is carried out, the waste rock blocking device is used for blocking flying waste rocks, and the integrated equipment is prevented from being damaged.

Still further preferably, the gate post is formed by a cylinder body of a gate post oil cylinder, and the far end of a piston rod of the gate post oil cylinder is fixedly connected with the main beam. The gate post oil cylinder using the stabilizing device forms a lifting gate post structure, reduces to form better protection during blasting operation, and rises during gangue raking operation to allow a raking bucket to pass through smoothly.

Preferably, the upper support cylinder and the lower support cylinder are coaxially arranged and located at the rear end of the double-drum winch, the upper support cylinder and the lower support cylinder are arranged on the support plate, and the support plate is fixedly connected to the side face of the main beam. The hidden danger of deformation of the main beam is reduced, and the structural stability is ensured; correspondingly, the gatepost oil cylinder and the landing oil cylinder are arranged coaxially, so that the position stability of the whole equipment is further improved.

Preferably, the scraper conveyor is hinged to the bearing platform from the front part, and an inclination angle adjusting oil cylinder for adjusting the inclination angle of the scraper conveyor is arranged between the tail end of the bearing platform and a main beam of the scraper conveyor. The inclination angle of the scraper conveyor is adjusted through the inclination angle adjusting oil cylinder, so that the gangue scraping efficiency is ensured.

Preferably, the material groove consists of a transition groove, a middle groove and a feeding groove, wherein two ends of the middle groove are respectively connected with the transition groove and the feeding groove, and the front end of the feeding groove is detachably connected with a horn groove. The trough is of a multi-section combined structure, and is designed to have different shapes or width and other dimensional requirements according to the functional requirements of different sections, so that the practicability is ensured, and the manufacturing cost is reduced.

Preferably, the rear end of the bearing platform is provided with an additional platform, the bearing surface of the additional platform is lower than the main bearing surface of the bearing platform, the additional platform is used for arranging a pump station and a hydraulic operating platform, and the pump station is provided with an oil-containing pump and an oil tank. So as to form self-powered operation equipment and improve the integration level of the underground operation equipment.

The utility model has the advantages that: the crawler type walking chassis is used for integrating the gangue raking device and the scraper conveyor into a whole, so that the gangue raking device and the scraper conveyor have the rock raking and loading functions, and the stopping platforms for stopping the tunneling drill carriage are arranged on two sides of the scraper conveyor, so that after the tunneling drill carriage is operated, the tunneling drill carriage is stopped on the stopping platforms to rake and load rocks, and the tunneling efficiency of a roadway is remarkably improved.

Drawings

Fig. 1 is a front view of the structure of the present invention.

Fig. 2 is a schematic plan view of the structure of the present invention.

Detailed Description

The present invention will be further described with reference to the following drawings, which are illustrative only for the purpose of disclosing and explaining the present invention in order to fully understand the present invention, but not to limit the present invention within the scope of the described embodiments.

Referring to fig. 1 and 2, the multifunctional raking and loading machine comprises a crawler-type walking chassis 1, wherein a gangue raking device and a scraper conveyor are arranged on the walking chassis 1, the gangue raking device and the scraper conveyor are longitudinally arranged along the walking chassis 1 and are positioned in the middle of a bearing platform of the walking chassis 1, the gangue raking device is positioned above the scraper conveyor, stopping platforms 19 for stopping tunneling and rock drilling equipment are arranged on two sides of the walking chassis 1, the stopping platforms 19 comprise platform panels, platform main beams 20 and platform supporting legs, the platform panels are made of patterned steel plates, the platform panels are supported on the platform main beams 20, and the platform main beams 20 are supported on the bearing platform by the platform supporting legs; the scraper conveyor and the stopping platform 19 are arranged obliquely in a front-low and rear-high manner, the stopping platform 19 is provided with a limit baffle 9 with a plug-pull structure, the tail 6 and the scraper transmission part 2 of the scraper conveyor are respectively positioned at the front end and the rear end, the scraper transmission part 2 is connected with the tail 6 through a scraper chain 5, a trough is connected between the scraper transmission part 2 and the tail 6, and a scraper fixedly connected with the scraper chain 5 can move along with the scraper chain 5 in the trough; the scraper conveyer is hinged on a bearing platform from the front part, and an inclination angle adjusting oil cylinder 18 for adjusting the inclination angle of the scraper conveyer is arranged between the tail end of the bearing platform and the main beam 7 of the scraper conveyer.

The gangue raking device comprises a double-drum winch 10, a raking bucket 13, a steel wire rope 11 and a tail wheel 14; the double-drum winch 10 is fixedly connected with the main beam 7 of the scraper conveyor through a winch support fixed on the main beam, the double-drum winch 10 is close to one end of the scraper conveyor transmission part 2, the double-drum winch 10 is connected with a scraper bucket 13 through a steel wire rope 11, the steel wire rope 11 is reversed through a tail wheel 14, the tail wheel 14 is arranged on a tail wheel fixing wedge 15, and the tail wheel fixing wedge 15 is used for being wedged and fixed on a moraine head in front. The gangue pushing device also comprises main rope guide wheels 16, a plurality of main rope guide wheels 16 are longitudinally distributed along the trough of the scraper conveyor and are arranged on a guide wheel mounting plate, and two ends of the guide wheel mounting plate are fixedly connected with the top of a wall plate of the trough of the scraper conveyor; one end of the steel wire rope 11 is connected to one rope containing barrel of the double-drum winch 10, the other end of the steel wire rope 11 penetrates through the lower portion of the main rope guide wheel 16, the bucket 13 is strung on the steel wire rope 11 and returns to be connected to the other rope containing barrel through the upper portion of the scraper conveyor after bypassing the tail wheel 4.

The device also comprises a stabilizing device and a waste rock blocking device positioned at the tail part of the stop platform 19; the stabilizing device consists of a floor cylinder 23, an upper supporting cylinder 27, a gate post cylinder 22 and a lower supporting cylinder 26; the upper supporting oil cylinder 27 and the doorpost oil cylinder 22 are used for upwards supporting a roadway top plate, the landing oil cylinder 23 and the lower supporting oil cylinder 26 are used for downwards supporting on a roadway bottom plate, and the four oil cylinders are all arranged through a main beam 7 of the scraper conveyor. The waste rock blocking device comprises a gate post and a waste rock blocking door 25 hinged on the gate post; a door lintel 24 is connected between the tops of the two door columns, and an auxiliary rope carrier roller 17 is arranged on the door lintel 24; the rope section of the steel wire rope 11 passing through the lower part of the main rope guide wheel 16 forms a main rope, the rope section returning from the upper part of the scraper conveyor forms an auxiliary rope, and the auxiliary rope is further supported by an auxiliary rope carrier roller 17. Wherein, the gate post is formed by the cylinder body of the gate post oil cylinder 22, and the distal end of the piston rod of the gate post oil cylinder 22 is fixedly connected with the main beam 7.

The upper supporting oil cylinder 27 and the lower supporting oil cylinder 26 are coaxially arranged and are positioned at the rear end of the double-drum winch 10, the upper supporting oil cylinder 27 and the lower supporting oil cylinder 26 are arranged on a supporting plate, and the supporting plate is fixedly connected to the side surface of the main beam 7; the gate post cylinder 22 and the landing cylinder 23 are also coaxially arranged.

The feed trough consists of a transition trough 3, a middle trough 4 and a feed trough 8, wherein two ends of the middle trough 4 are respectively connected with the transition trough 3 and the feed trough 8, and the front end of the feed trough 8 is detachably connected with a horn trough 12; the rear end of the bearing platform is also provided with an additional platform, the bearing surface of the additional platform is lower than the main bearing surface of the bearing platform, the additional platform is used for arranging a pump station and a hydraulic operating platform 30, and the pump station is provided with an oil-containing pump 28, an oil tank 29, a cooler and the like.

The utility model discloses when practical application, carry out according to following flow.

And I, discharging the gangue, namely intensively raking the gangue after blasting the moraine head and discharging the gangue in the moraine head hole-opening process.

1. The centralized gangue raking method comprises the following steps of:

in the first step, the pump station is started, the floor oil cylinder 23 and the lower support oil cylinder 26 of the stabilizing device extend downwards to tightly support the roadway bottom plate, and meanwhile, the upper support oil cylinder 27 and the gate post oil cylinder 22 are lifted to tightly support the roadway top plate so as to fix the rock loader and lift the gangue blocking gate post.

And step two, opening the limiting plate of the feed chute, and cleaning the floating gangue in the horn groove 12 to the feed chute 8 to form a driving channel of the tunneling equipment.

And step three, starting the tunneling equipment, slowly driving the platform to a proper position and stopping.

Fourthly, inserting the limit baffle 9, recovering the limit plate of the feed chute, and closing the channel; the tunneling rock drilling equipment is prevented from sliding downwards, the gate post oil cylinder 22 is lowered, and the waste rock blocking door is closed, so that the waste rock blocking function is achieved in the blasting process.

After blasting, executing the following steps:

and fifthly, lifting the gate post oil cylinder 22 to tightly push the top plate of the roadway.

And sixthly, mounting a tail pulley fixing wedge 15, and enabling the auxiliary rope of the steel wire rope 11 to pass around the tail pulley 14 and be connected to the scraper bucket 13.

And seventhly, starting the scraper conveyor and the winch to operate.

And eighthly, operating the winch to control the oil cylinder to rotate in a reciprocating mode, pulling the scraper bucket to scrape the gangue into a feed chute of the scraper conveyor, and meanwhile, conveying the scraped gangue to a machine head by the scraper conveyor to be discharged into the transportation equipment until scraping is finished.

And ninthly, adjusting the scraper bucket to a proper position of the roadway, stopping the winch from running, emptying gangue in the scraper conveyor, and stopping the scraper conveyor from running.

And step ten, detaching the tail wheel, detaching the fixed wedge, adjusting the scraper bucket to the side of the roadway side, and vacating the channel.

And step eleven, taking down the limit baffle 9 and the feed chute limit plate, and removing floating waste rocks in the horn chute to form a channel.

And step eleven, slowly starting the tunneling equipment to move out of the platform.

And thirteenth step, retracting the landing oil cylinder 23 and the lower support oil cylinder 26, lowering the upper support oil cylinder (27) and the gate post oil cylinder 22, releasing the fixed state of the rock loader, closing the gangue blocking door and playing a gangue blocking function.

2. Gangue discharge during the blast hole process of tillite head

And after the tunneling device is driven to the rock loading machine and enters the moraine head, executing the steps from the sixth step to the eighth step.

Second, the waste rock blocking in the blasting process

And before blasting, executing the first step to the fourth step.

Three, move machine

And starting the crawler traveling chassis to move when the rock loader is released from the stable state.

The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the teachings of the present invention without undue experimentation. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.

Claims (10)

1. A multifunctional raking and loading machine is characterized by comprising a crawler-type walking chassis (1), wherein a gangue raking device and a scraper conveyor are arranged on the walking chassis (1), the gangue raking device and the scraper conveyor are longitudinally arranged along the walking chassis (1) and are positioned in the middle of a bearing platform of the walking chassis (1), the gangue raking device is positioned above the scraper conveyor, and stopping platforms (19) for stopping tunneling and rock drilling equipment are arranged on two sides of the walking chassis (1) on the two sides of the scraper conveyor; the scraper conveyor and the machine stopping table (19) are all obliquely arranged according to the height of the front lower part and the rear higher part, the tail (6) of the scraper conveyor and the scraper conveyor transmission part (2) are respectively positioned at the front end and the rear end, the scraper conveyor transmission part (2) is connected with the tail (6) through a scraper chain (5), and a trough is connected between the scraper conveyor transmission part (2) and the tail (6).

2. The multi-purpose raking machine according to claim 1, wherein the raking device comprises a double-drum winch (10), a raking bucket (13), a steel wire rope (11) and a tail wheel (14); the double-drum winch (10) is arranged through a main beam (7) of the scraper conveyor, the double-drum winch (10) is close to one end of a scraper conveyor transmission part (2), the double-drum winch (10) is connected with a bucket (13) through a steel wire rope (11), the steel wire rope (11) is reversed through a tail wheel (14), the tail wheel (14) is arranged on a tail wheel fixing wedge (15), and the tail wheel fixing wedge (15) is used for being fixed on a moral head in front in a wedge-caulking manner.

3. The multifunctional raking machine according to claim 2, wherein the raking device further comprises main rope guide wheels (16), a plurality of main rope guide wheels (16) are longitudinally distributed along a trough of the scraper conveyor and are arranged on guide wheel mounting plates, and two ends of each guide wheel mounting plate are fixedly connected with the top of a wall plate of the trough of the scraper conveyor; one end of the steel wire rope (11) is connected to one rope containing cylinder of the double-drum winch (10), the other end of the steel wire rope (11) penetrates through the lower portion of the main rope guide wheel (16), the bucket (13) is connected to the steel wire rope (11) in a stringing mode, and the other end of the steel wire rope is connected to the other rope containing cylinder in a returning mode through the upper portion of the scraper conveyor after bypassing the tail wheel (14).

4. The multifunctional raking machine according to claim 2, further comprising a stabilizing device, wherein the stabilizing device is composed of a floor cylinder (23), an upper support cylinder (27), a gate post cylinder (22) and a lower support cylinder (26); the upper supporting oil cylinder (27) and the gate post oil cylinder (22) are used for upwards supporting a roadway top plate, the landing oil cylinder (23) and the lower supporting oil cylinder (26) are used for downwards supporting on a roadway bottom plate, and the four oil cylinders are all arranged through a main beam (7) of the scraper conveyor.

5. The multifunctional raking machine according to claim 4, wherein a gangue blocking device is further arranged at the tail part of the stopping platform (19); the waste rock blocking device comprises a gate post and a waste rock blocking door (25) hinged on the gate post; a door lintel (24) is connected between the tops of the two door columns, and an auxiliary rope carrier roller (17) is arranged on the door lintel (24); the rope section of the steel wire rope (11) passing through the lower part of the main rope guide wheel (16) forms a main rope, the rope section returning from the upper part of the scraper conveyor forms an auxiliary rope, and the auxiliary rope is supported by an auxiliary rope carrier roller (17).

6. The multifunctional raking machine according to claim 5, wherein the gate post is formed by a cylinder body of a gate post oil cylinder (22), and the far end of a piston rod of the gate post oil cylinder (22) is fixedly connected with the main beam (7).

7. The multifunctional raking machine according to claim 4, wherein the upper supporting cylinder (27) and the lower supporting cylinder (26) are coaxially arranged and are located at the rear end of the double-drum winch (10), and the upper supporting cylinder (27) and the lower supporting cylinder (26) are arranged on a supporting plate which is fixedly connected to the side surface of the main beam (7).

8. The multi-purpose raking machine according to claim 6, wherein the scraper conveyor is hinged on a bearing platform from the front part, and an inclination angle adjusting cylinder (18) for adjusting the inclination angle of the scraper conveyor is arranged between the tail end of the bearing platform and a main beam (7) of the scraper conveyor.

9. The multifunctional raking and loading machine according to any one of claims 1 to 8, wherein the trough consists of a transition trough (3), a middle trough (4) and a feeding trough (8), two ends of the middle trough (4) are respectively connected with the transition trough (3) and the feeding trough (8), and the front end of the feeding trough (8) is detachably connected with a horn trough (12).

10. The multifunctional raking machine according to any one of claims 1 to 8, wherein an additional platform is arranged at the rear end of the bearing platform, the bearing surface of the additional platform is lower than the main bearing surface of the bearing platform, the additional platform is used for arranging a pump station and a hydraulic operation platform (30), and the pump station is provided with an oil-containing pump (28) and an oil tank (29).

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