CN212154775U - Tunneling and supporting integrated machine - Google Patents
Tunneling and supporting integrated machine Download PDFInfo
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- CN212154775U CN212154775U CN202020775077.7U CN202020775077U CN212154775U CN 212154775 U CN212154775 U CN 212154775U CN 202020775077 U CN202020775077 U CN 202020775077U CN 212154775 U CN212154775 U CN 212154775U
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Abstract
A digging and supporting integrated machine comprises a digging part, a walking part, a shoveling part, a main supporting part, an auxiliary supporting part, a lateral wall anchoring drilling hole part and a lateral wall supporting part; the walking part is arranged below the machine body end of the tunneling part, and the shoveling part is arranged below the cutting end of the tunneling part and is arranged on the machine body end of the tunneling part; the main supporting parts are symmetrically distributed on the left side and the right side of the tunneling part; the auxiliary supporting parts are arranged above the end of the machine body of the tunneling part and are symmetrically distributed relative to the center line of the end of the machine body of the tunneling part; the lateral wall anchoring drilling hole part and the lateral wall supporting part are arranged on the main supporting part; and a traction oil cylinder is arranged between the main supporting part and the auxiliary supporting part and is respectively connected with the walking part supporting frame and the sliding base of the main supporting part through a cross hinge. The using method comprises the following steps: the main and auxiliary supporting parts and the side supporting parts provide support; the tunneling part and the shoveling part are matched to mine coal; the tunneling part moves forwards, and the main supporting part and the side supporting part provide support; the auxiliary supporting part provides support, and the main supporting part moves forwards and simultaneously collects residual coal; and continuous tunneling is realized by repeated actions.
Description
Technical Field
The utility model belongs to the technical field of coal mining machinery, especially, relate to an all-in-one is strutted in digging.
Background
At present, the existing crawler-type fully-mechanized excavating equipment generally adopts an integrated structure, and a supporting mechanism can only follow up with an excavating mechanism, so that the existing crawler-type fully-mechanized excavating equipment is low in walking flexibility and poor in adaptability to a roadway. Furthermore, the tunneling mechanism, the temporary supporting mechanism and the permanent supporting mechanism of the existing crawler-type fully-mechanized excavating equipment are all arranged on a slide way, and because the tunneling mechanism and the temporary supporting mechanism are arranged on the slide way, if the dust amount of the underground working surface is large, a large amount of dust is accumulated, the slide way is extremely easy to block, and the problem that the push cannot be continuously carried out is caused.
Therefore, the Chinese patent application with the publication number of CN110541705A discloses a crawler-type tunneling-support-anchor combined unit and a using method thereof, which realize the separation operation of tunneling and supporting and improve the walking flexibility and roadway adaptability of fully-mechanized excavating equipment. However, the application still needs to improve walking flexibility, roadway adaptability, tunneling efficiency and the like, meanwhile, the installation of the transverse steel belt beam still adopts a manual mode, the residual coal collecting and cleaning capability of the roadway edge is not provided, and a side wall supporting mode also needs to be improved.
SUMMERY OF THE UTILITY MODEL
Problem to prior art exists, the utility model provides a dig support all-in-one, the structure is simpler, and walking flexibility, tunnel adaptability and tunnelling efficiency obtain further promotion, and the automatic mode is upgraded to in the installation of horizontal steel band roof beam, has possessed tunnel limit portion surplus coal and has collected the clearance ability, and the side is supported the mode and is realized further optimization.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a digging and supporting integrated machine comprises a digging part, a walking part, a shoveling part, a main supporting part, an auxiliary supporting part, a lateral wall anchoring drilling hole part and a lateral wall supporting part; the coal cutting device comprises a tunneling part, a walking part, a shoveling part and a shoveling part, wherein the walking part is of a crawler-type walking structure, is arranged below the machine body end of the tunneling part, is positioned below the cutting end of the tunneling part and is arranged on the machine body end of the tunneling part, and the cutting end of the tunneling part is used for crushing coal rocks and collecting and transporting fallen coal through the shoveling part; the main supporting parts are symmetrically distributed on the left side and the right side of the tunneling part; the auxiliary supporting parts are arranged above the machine body end of the tunneling part and are symmetrically distributed relative to the center line of the machine body end of the tunneling part; the side anchoring drill hole part is arranged on the main supporting part; the side wall supporting part is arranged on the main supporting part.
The main supporting part comprises a sliding base, a front main lifting upright post, a rear main lifting upright post, a longitudinal connecting beam and a longitudinal transfer beam; the front main lifting upright post and the rear main lifting upright post are arranged at the top of the sliding base in parallel, the longitudinal connecting beam is horizontally and fixedly connected between the front main lifting upright post and the top of the outer sleeve of the rear main lifting upright post, the longitudinal transfer beam is horizontally and fixedly connected between the front main lifting upright post and the middle part of the outer sleeve of the rear main lifting upright post, the lower surface of the longitudinal transfer beam is an inclined surface, and a plurality of upper limiting pin holes are vertically formed in the longitudinal transfer beam; the top parts of the inner sleeves of the front main lifting upright post and the rear main lifting upright post are provided with sectional type longitudinal top beams; and a telescopic transverse middle beam is horizontally and fixedly connected between the longitudinal connecting beams of the main supporting parts at the left side and the right side, and a telescopic transverse bottom beam is horizontally and fixedly connected between the sliding bases of the main supporting parts at the left side and the right side.
The auxiliary supporting part comprises a fixed base, a front auxiliary lifting upright post and a rear auxiliary lifting upright post; the fixed base is horizontally and fixedly arranged at the machine body end of the tunneling part, the front auxiliary lifting stand column and the rear auxiliary lifting stand column are arranged at the top of the fixed base in parallel, the upper surfaces of the left side edge part and the right side edge part of the fixed base are arranged into inclined planes, the inclined planes of the upper surfaces of the left side edge part and the right side edge part of the fixed base are in butt joint and abutting fit with the inclined planes of the lower surfaces of the longitudinal transfer beams, a plurality of lower limiting pin holes are vertically arranged on the left side edge part and the right side edge part of the fixed base, the number of the lower limiting pin holes is the same as that of the; a ground supporting leg mechanism is arranged at the bottom of the rear side edge of the fixed base; and the top parts of the front auxiliary lifting upright post and the rear auxiliary lifting upright post inner sleeve are provided with sectional type longitudinal top beams, and the sectional type longitudinal top beams are provided with automatic transverse steel belt beam laying devices.
And a traction oil cylinder is arranged between the main supporting part and the auxiliary supporting part, one end of the traction oil cylinder is connected with the supporting frame of the walking part through a cross hinge, and the other end of the traction oil cylinder is connected with the sliding base of the main supporting part through the cross hinge.
The auxiliary supporting part is characterized in that auxiliary supporting oil cylinders are arranged on the outer surfaces of the left side and the right side of a supporting frame of the walking part and horizontally arranged, the bottom end of a cylinder barrel of each auxiliary supporting oil cylinder is fixedly connected to the fixed base, a supporting plate is vertically and fixedly arranged at the top end of a piston rod of each auxiliary supporting oil cylinder, a supporting plate penetrating channel is arranged at the front end of the sliding base of the main supporting part, a linear opening is formed in a base wall plate above the supporting plate penetrating channel, and a detachable steel plate is assembled in the linear opening.
The sliding base front end of main tributary supporting part is provided with surplus coal collection mechanism, and surplus coal collection mechanism includes that the board is dialled to the surplus coal of arc and dials board drive cylinder, and the board one end is articulated on sliding base to the surplus coal of arc, and the board other end is the free end is dialled to the surplus coal of arc, dial board drive cylinder one end and articulate on sliding base, dial board drive cylinder other end and articulate at the surplus coal of arc and dial board lateral surface middle part.
The side supporting part comprises an upper side supporting protection plate, a lower side supporting protection plate, an upper supporting protection plate driving oil cylinder and a lower supporting protection plate driving oil cylinder, the upper edge of the upper side supporting protection plate is hinged to the sectional type longitudinal top beam, the lower edge of the upper side supporting protection plate is hinged to the upper edge of the lower side supporting protection plate, and the lower edge of the lower side supporting protection plate is a free end; one end of the upper guard plate driving oil cylinder is hinged to the sectional type longitudinal top beam, the other end of the upper guard plate driving oil cylinder is hinged to the inner surface of the upper side support guard plate, one end of the lower guard plate driving oil cylinder is hinged to the inner surface of the upper side support guard plate, and the other end of the lower guard plate driving oil cylinder is hinged to the inner surface of the lower side support guard plate.
The telescopic transverse middle beam and the telescopic transverse bottom beam have the same structure and respectively comprise an outer cylinder body, a first inner cylinder body, a second inner cylinder body, a first telescopic oil cylinder and a second telescopic oil cylinder, wherein a partition plate is arranged in the middle of the outer cylinder body, the first inner cylinder body is inserted into one end of the outer cylinder body, and the first inner cylinder body can axially slide in the outer cylinder body; the second inner cylinder body is inserted at the other end of the outer cylinder body and can axially slide in the outer cylinder body; the first telescopic oil cylinder is positioned in the first inner cylinder and the outer cylinder at the same side, the bottom end of a cylinder barrel of the first telescopic oil cylinder is fixedly connected to the partition plate, and the top end of a piston rod of the first telescopic oil cylinder is fixedly connected with the first inner cylinder; the second telescopic oil cylinder is positioned in the second inner cylinder and the outer cylinder at the same side, the bottom end of the cylinder barrel of the second telescopic oil cylinder is fixedly connected to the partition plate, and the top end of the piston rod of the second telescopic oil cylinder is fixedly connected with the second inner cylinder.
The use method of the digging and supporting integrated machine comprises the following steps:
the method comprises the following steps: driving the excavation and support integrated machine in an initial state into an operation site, wherein in the initial state, the telescopic transverse middle beam and the telescopic transverse bottom beam are both in a contraction state, the traction oil cylinder is in the contraction state, the upper surface inclined planes of the left side part and the right side part of the fixed base and the lower surface inclined planes of the longitudinal transfer beam are in a butting state, and the lower limit pin hole and the upper limit pin hole are inserted with limit pins;
step two: removing the limit pins in the lower limit pin hole and the upper limit pin hole, and controlling the piston rods of the first telescopic oil cylinder and the second telescopic oil cylinder to synchronously extend so as to synchronously extend the telescopic transverse middle beam and the telescopic transverse bottom beam and generate outward transverse jacking force on the main supporting part until the main supporting part is pushed to a specified position, wherein the upper surface inclined planes of the left side edge part and the right side edge part of the fixed base are separated from the lower surface inclined planes of the longitudinal transfer beam;
step three: firstly, uniformly placing a plurality of transverse steel belt beams prepared in advance above the sectional type longitudinal top beams of the main supporting part and the auxiliary supporting part, then controlling a front main lifting upright post and a rear main lifting upright post of the main supporting part to synchronously lift, and simultaneously controlling a front auxiliary lifting upright post and a rear auxiliary lifting upright post of the auxiliary supporting part to synchronously lift so that the sectional type longitudinal top beams are tightly propped to a roadway roof through the transverse steel belt beams;
step four: piston rods of an upper supporting plate driving oil cylinder and a lower supporting plate driving oil cylinder of the side wall supporting part are controlled to extend out until the upper supporting plate and the lower supporting plate are tightly propped against the side wall of the roadway; a piston rod of the auxiliary support oil cylinder is controlled to extend until the support plate is tightly propped against the side wall of the roadway; controlling the ground supporting leg mechanism to abut against the roadway bottom plate;
step five: starting the tunneling part and the shoveling part, cutting the coal rock through the tunneling part, collecting and transporting the fallen coal through the shoveling part, and starting the anchoring drill hole part of the side wall to synchronously anchor in the cutting operation process;
step six: controlling a piston rod of the auxiliary support oil cylinder to retract, so that the support plate is separated from the side wall of the roadway and returns to the initial position; controlling the ground supporting leg mechanism to separate from the roadway bottom plate and return to the initial position; controlling a front auxiliary lifting upright post and a rear auxiliary lifting upright post of the auxiliary supporting part to descend for a set distance, and then starting the automatic laying device of the transverse steel belt beams to move the rearmost transverse steel belt beam to the forefront;
step seven: starting the walking part to enable the tunneling part, the shoveling part and the auxiliary supporting part to synchronously move forwards for a set distance, enabling a piston rod of a traction oil cylinder to extend out in a forward moving process, then controlling a front auxiliary lifting upright post and a rear auxiliary lifting upright post of the auxiliary supporting part to synchronously lift, and tightly jacking a transverse steel belt beam moving to the forefront onto a roadway roof;
step eight: a piston rod of the auxiliary support oil cylinder is controlled to extend until the support plate is tightly propped against the side wall of the roadway; controlling the ground supporting leg mechanism to abut against the roadway bottom plate; controlling piston rods of an upper supporting plate driving oil cylinder and a lower supporting plate driving oil cylinder of the side supporting part to retract, so that the upper side supporting plate and the lower side supporting plate are separated from the roadway side and return to the initial positions; controlling the front main lifting upright post and the rear main lifting upright post of the main supporting part to synchronously descend so as to separate the sectional type longitudinal top beam from the transverse steel strip beam;
step nine: controlling a piston rod of a traction oil cylinder to retract, dragging a sliding base of the main supporting part forward for a set distance, then controlling a shifting plate to drive a piston rod of an oil cylinder to extend out, enabling an arc-shaped residual coal shifting plate to swing towards the middle of the roadway, gathering residual coal on the edge of the roadway to a shoveling and conveying part through the swing of the arc-shaped residual coal shifting plate, and collecting and cleaning the residual coal on the edge of the roadway;
step ten: controlling the front main lifting upright post and the rear main lifting upright post of the main supporting part to synchronously ascend so that the sectional type longitudinal top beam is tightly propped against the top plate of the roadway through the transverse steel strip beam; piston rods of an upper supporting plate driving oil cylinder and a lower supporting plate driving oil cylinder of the side wall supporting part are controlled to extend out until the upper supporting plate and the lower supporting plate are tightly propped against the side wall of the roadway;
step eleven: repeating the fifth step to the tenth step to realize continuous forward tunneling of the tunneling and supporting integrated machine;
step twelve: after the tunneling operation of the roadway is finished, controlling the front main lifting upright post and the rear main lifting upright post of the main supporting part to descend to the initial positions; controlling a front auxiliary lifting upright post and a rear auxiliary lifting upright post of the auxiliary supporting part to descend to initial positions; controlling a piston rod of the auxiliary support oil cylinder to retract until the support plate is separated from the side wall of the roadway and returns to the initial position; controlling the ground supporting leg mechanism to separate from the roadway bottom plate and return to the initial position; controlling piston rods of an upper supporting plate driving oil cylinder and a lower supporting plate driving oil cylinder of the side supporting part to retract, so that the upper side supporting plate and the lower side supporting plate are separated from the roadway side and return to the initial positions; completely removing the transverse steel strip beams above the sectional type longitudinal top beams of the main supporting part and the auxiliary supporting part; controlling piston rods of the first telescopic oil cylinder and the second telescopic oil cylinder to retract synchronously so as to enable the telescopic transverse middle beam and the telescopic transverse bottom beam to shorten synchronously and generate inward transverse pulling force on the main supporting part until the telescopic transverse middle beam and the telescopic transverse bottom beam return to the initial state, and enabling upper surface inclined planes of the left side part and the right side part of the fixed base and lower surface inclined planes of the longitudinal transfer beam to return to a butting state; then inserting the limiting pin back into the lower limiting pin hole and the upper limiting pin hole to rigidly connect the main supporting part and the auxiliary supporting part together; and finally, controlling the tunneling and supporting integrated machine to drive away from the operation site.
In the forward tunneling process of the tunneling and supporting integrated machine, when the relative position of the main supporting part and the tunneling part changes or a roadway bends, the piston rod of the auxiliary supporting oil cylinder is controlled to retract, the supporting plate is separated from the side wall of the roadway and retracts to the initial position from the supporting plate penetrating channel at the front end of the sliding base, then a steel plate which is prepared in advance is inserted into the supporting plate penetrating channel through a linear opening, the piston rod of the auxiliary supporting oil cylinder is controlled to extend out again until the supporting plate extends into the supporting plate penetrating channel and abuts against the steel plate, the piston rod of the auxiliary supporting oil cylinder is controlled to extend out continuously to apply jacking force to the steel plate, the jacking force can be transmitted to the main supporting part through the steel plate, and finally the direction and the position of the main supporting part are adjusted through the jacking force output by the auxiliary supporting oil.
The utility model has the advantages that:
the utility model discloses an all-in-one is strutted in tunnelling, the structure is simpler, and walking flexibility, tunnel adaptability and tunnelling efficiency obtain further promotion, and the automatic mode is upgraded to in the installation of horizontal steel band roof beam, has possessed tunnel limit portion surplus coal and has collected the clearance ability, and the side helps the mode of strutting to realize further optimization.
Drawings
Fig. 1 is a perspective view of a digging and supporting integrated machine of the utility model;
fig. 2 is a side view of a tunneling and supporting integrated machine (parts such as a main supporting part are not shown) according to the present invention;
FIG. 3 is a perspective view of the main support section (sectional longitudinal top beam not shown) of the present invention;
FIG. 4 is a perspective view of a secondary support section (segmented longitudinal top beam not shown) of the present invention;
fig. 5 is a schematic structural view of the telescopic transverse middle beam/telescopic transverse bottom beam of the present invention;
FIG. 6 is a perspective view of the side wall support of the present invention;
in the figure, 1-a heading part, 2-a walking part, 3-a scraping part, 4-a main supporting part, 5-a secondary supporting part, 6-a lateral wall anchoring drilling part, 7-a lateral wall supporting part, 8-a sliding base, 9-a front main lifting column, 10-a rear main lifting column, 11-a longitudinal connecting beam, 12-a longitudinal transfer beam, 13-an upper limit pin hole, 14-a fixed base, 15-a front secondary lifting column, 16-a rear secondary lifting column, 17-a lower limit pin hole, 18-a ground supporting leg mechanism, 19-a telescopic transverse middle beam, 20-a telescopic transverse bottom beam, 21-a traction cylinder, 22-a secondary supporting cylinder, 23-a supporting plate, 24-a supporting plate passing channel, 25-a linear opening, 26-an arc residual coal shifting plate, 27-a shifting plate driving cylinder, 28-an upper lateral wall supporting plate, 29-a lower lateral wall supporting plate, 30-an upper supporting cylinder, 31-a lower lateral supporting plate driving cylinder, 32-outer cylinder, 33-first inner cylinder, 34-second inner cylinder, 35-first telescopic oil cylinder, 36-second telescopic oil cylinder, 37-partition plate and 38-transverse steel belt beam.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 6, a digging and supporting integrated machine comprises a digging part 1, a walking part 2, a shoveling part 3, a main supporting part 4, an auxiliary supporting part 5, a side wall anchoring drilling hole part 6 and a side wall supporting part 7; the walking part 2 is of a crawler-type walking structure, the walking part 2 is arranged below the machine body end of the tunneling part 1, the shoveling part 3 is positioned below the cutting end of the tunneling part 1 and is arranged on the machine body end of the tunneling part 1, the cutting end of the tunneling part 1 is used for crushing coal rocks, and the shoveling part 3 is used for collecting and transporting fallen coal; the main supporting parts 4 are symmetrically distributed on the left side and the right side of the tunneling part 1; the auxiliary supporting parts 5 are arranged above the machine body end of the tunneling part 1, and the auxiliary supporting parts 5 are symmetrically distributed relative to the center line of the machine body end of the tunneling part 1; the side anchoring drill hole part 6 is arranged on the main supporting part 4; the side wall support 7 is provided on the main support 4.
The main supporting part 4 comprises a sliding base 8, a front main lifting upright post 9, a rear main lifting upright post 10, a longitudinal connecting beam 11 and a longitudinal transfer beam 12; the front main lifting upright post 9 and the rear main lifting upright post 10 are arranged at the top of the sliding base 8 in parallel, the longitudinal connecting beam 11 is horizontally and fixedly connected between the front main lifting upright post 9 and the top of the outer sleeve of the rear main lifting upright post 10, the longitudinal transfer beam 12 is horizontally and fixedly connected between the front main lifting upright post 9 and the middle part of the outer sleeve of the rear main lifting upright post 10, the lower surface of the longitudinal transfer beam 12 is an inclined surface, and a plurality of upper limiting pin holes 13 are vertically formed in the longitudinal transfer beam 12; the top of the inner sleeves of the front main lifting upright post 9 and the rear main lifting upright post 10 are provided with sectional type longitudinal top beams; a telescopic transverse middle beam 19 is horizontally fixedly connected between the longitudinal connecting beams 11 of the main supporting part 4 at the left side and the right side, and a telescopic transverse bottom beam 20 is horizontally fixedly connected between the sliding type bases 8 of the main supporting part 4 at the left side and the right side.
The auxiliary supporting part 5 comprises a fixed base 14, a front auxiliary lifting upright post 15 and a rear auxiliary lifting upright post 16; the fixed base 14 is horizontally and fixedly arranged at the machine body end of the tunneling part 1, the front auxiliary lifting upright post 15 and the rear auxiliary lifting upright post 16 are arranged at the top of the fixed base 14 in parallel, the upper surfaces of the left side edge part and the right side edge part of the fixed base 14 are provided with inclined planes, the inclined planes of the upper surfaces of the left side edge part and the right side edge part of the fixed base 14 are in butt joint and abutting fit with the inclined planes of the lower surface of the longitudinal transfer beam 12, a plurality of lower limiting pin holes 17 are vertically arranged at the left side edge part and the right side edge part of the fixed base 14, the lower limiting pin holes 17 are the same in number with the upper limiting pin holes 13 and are in one; the rear side edge of the fixed base 14 is provided with a ground supporting leg mechanism 18 along the bottom, and the ground supporting leg mechanism 18 can adopt the same type of ground supporting leg mechanism in the patent application with the publication number of CN 110541705A; the top of the inner sleeve of the front auxiliary lifting upright post 15 and the top of the inner sleeve of the rear auxiliary lifting upright post 16 are provided with sectional type longitudinal top beams, the sectional type longitudinal top beams are provided with a transverse steel belt beam automatic laying device, and the transverse steel belt beam automatic laying device can adopt the same type device in the patent application with the publication number of CN 109707412A.
A traction oil cylinder 21 is arranged between the main supporting part 4 and the auxiliary supporting part 5, one end of the traction oil cylinder 21 is connected with the supporting frame of the walking part 2 through a cross hinge, and the other end of the traction oil cylinder 21 is connected with the sliding base 8 of the main supporting part 4 through the cross hinge.
Auxiliary supporting oil cylinders 22 are arranged on the side faces of the left side edge portion and the right side edge portion of a fixed base 14 of an auxiliary supporting portion 5 and on the outer surfaces of the left side and the right side edge portion of a supporting frame of a walking portion 2, the auxiliary supporting oil cylinders 22 are horizontally and transversely arranged, the bottom ends of cylinder barrels of the auxiliary supporting oil cylinders 22 are fixedly connected to the fixed base 14, supporting plates 23 are vertically and fixedly installed at the top ends of piston rods of the auxiliary supporting oil cylinders 22, a supporting plate penetrating channel 24 is formed in the front end of a sliding base 8 of a main supporting portion 4, linear-shaped openings 25 are formed in a base wall plate above the supporting plate penetrating channel 24.
8 front ends of sliding base of main tributary supporting part 4 are provided with the surplus coal and collect the mechanism, and the surplus coal is collected the mechanism and is included that the board 26 is dialled to the surplus coal of arc and dials board drive cylinder 27, and the board 26 one end is articulated on sliding base 8 is dialled to the surplus coal of arc, and the board 26 other end is dialled to the surplus coal of arc for the free end, dial board drive cylinder 27 one end and articulate on sliding base 8, dial board drive cylinder 27 other end and articulate in the middle part of the board 26 lateral surface is dialled to the surplus coal of arc.
The side supporting part 7 comprises an upper side supporting guard plate 28, a lower side supporting guard plate 29, an upper supporting guard plate driving oil cylinder 30 and a lower supporting guard plate driving oil cylinder 31, the upper edge of the upper side supporting guard plate 28 is hinged to the sectional type longitudinal top beam, the lower edge of the upper side supporting guard plate 28 is hinged to the upper edge of the lower side supporting guard plate 29, and the lower edge of the lower side supporting guard plate 29 is a free end; one end of the upper guard plate driving oil cylinder 30 is hinged to the sectional type longitudinal top beam, the other end of the upper guard plate driving oil cylinder 30 is hinged to the inner surface of the upper side support guard plate 28, one end of the lower guard plate driving oil cylinder 31 is hinged to the inner surface of the upper side support guard plate 28, and the other end of the lower guard plate driving oil cylinder 31 is hinged to the inner surface of the lower side support guard plate 29.
The telescopic transverse middle beam 19 and the telescopic transverse bottom beam 20 have the same structure and respectively comprise an outer cylinder body 32, a first inner cylinder body 33, a second inner cylinder body 34, a first telescopic oil cylinder 35 and a second telescopic oil cylinder 36, wherein the middle of the outer cylinder body 32 is provided with a partition plate 37, the first inner cylinder body 33 is inserted into one end of the outer cylinder body 32, and the first inner cylinder body 33 can axially slide in the outer cylinder body 32; the second inner cylinder 34 is inserted into the other end of the outer cylinder 32, and the second inner cylinder 34 can axially slide in the outer cylinder 32; the first telescopic oil cylinder 35 is positioned in the first inner cylinder 33 and the outer cylinder 32 at the same side, the bottom end of the cylinder barrel of the first telescopic oil cylinder 35 is fixedly connected to the partition plate 37, and the top end of the piston rod of the first telescopic oil cylinder 35 is fixedly connected with the first inner cylinder 33; the second telescopic oil cylinder 36 is positioned in the second inner cylinder 34 and the outer cylinder 32 at the same side, the bottom end of the cylinder barrel of the second telescopic oil cylinder 36 is fixedly connected to the partition plate 37, and the top end of the piston rod of the second telescopic oil cylinder 36 is fixedly connected with the second inner cylinder 34.
The use method of the digging and supporting integrated machine comprises the following steps:
the method comprises the following steps: driving the excavation and support integrated machine in an initial state into an operation site, wherein in the initial state, the telescopic transverse middle beam 19 and the telescopic transverse bottom beam 20 are both in a contraction state, the traction oil cylinder 21 is in the contraction state, the upper surface inclined planes of the left side part and the right side part of the fixed base 14 and the lower surface inclined planes of the longitudinal transfer beam 12 are in a butting state, and the lower limit pin hole 17 and the upper limit pin hole 13 are inserted with limit pins;
step two: removing the limit pins in the lower limit pin hole 17 and the upper limit pin hole 13, and controlling the piston rods of the first telescopic cylinder 35 and the second telescopic cylinder 36 to synchronously extend, so that the telescopic transverse middle beam 19 and the telescopic transverse bottom beam 20 synchronously extend, and outward transverse jacking force is generated on the main supporting part 4 until the main supporting part 4 is pushed to a specified position, and at the moment, the upper surface inclined planes of the left side edge part and the right side edge part of the fixed base 14 and the lower surface inclined planes of the longitudinal transfer beam 12 are in a separated state;
step three: firstly, uniformly placing a plurality of transverse steel belt beams 38 prepared in advance above sectional type longitudinal top beams of a main supporting part 4 and an auxiliary supporting part 5, then controlling a front main lifting upright post 9 and a rear main lifting upright post 10 of the main supporting part 4 to synchronously lift, and simultaneously controlling a front auxiliary lifting upright post 15 and a rear auxiliary lifting upright post 16 of the auxiliary supporting part 5 to synchronously lift so that the sectional type longitudinal top beams are tightly jacked to a roadway roof through the transverse steel belt beams 38;
step four: the piston rods of an upper supporting plate driving oil cylinder 30 and a lower supporting plate driving oil cylinder 31 of the side supporting part 7 are controlled to extend until the upper supporting plate 28 and the lower supporting plate 29 are tightly propped against the roadway side wall; controlling a piston rod of the auxiliary support oil cylinder 22 to extend until the support plate 23 is tightly propped against the side wall of the roadway; the ground supporting leg mechanism 18 is controlled to abut against the roadway bottom plate;
step five: starting the tunneling part 1 and the shoveling part 3, cutting the coal rock through the tunneling part 1, collecting and transporting the fallen coal through the shoveling part 3, and starting the side anchoring drill hole part 6 to synchronously anchor in the cutting operation process;
step six: controlling the retraction of a piston rod of the auxiliary support oil cylinder 22 to enable the support plate 23 to be separated from the side wall of the roadway and return to the initial position; controlling the ground supporting leg mechanism 18 to separate from the roadway floor and return to the initial position; controlling the front auxiliary lifting upright post 15 and the rear auxiliary lifting upright post 16 of the auxiliary supporting part 5 to descend for a set distance, and then starting the automatic transverse steel belt beam laying device to move the rearmost transverse steel belt beam 38 to the forefront;
step seven: the walking part 2 is started, so that the tunneling part 1, the shoveling part 3 and the auxiliary supporting part 5 synchronously move forwards for a set distance, a piston rod of the traction oil cylinder 21 extends out in a follow-up mode in the forward movement process, then the front auxiliary lifting upright post 15 and the rear auxiliary lifting upright post 16 of the auxiliary supporting part 5 are controlled to synchronously lift, and the transverse steel belt beam 38 moving to the forefront is tightly propped against a roadway roof;
step eight: controlling a piston rod of the auxiliary support oil cylinder 22 to extend until the support plate 23 is tightly propped against the side wall of the roadway; the ground supporting leg mechanism 18 is controlled to abut against the roadway bottom plate; the piston rods of the upper supporting plate driving oil cylinder 30 and the lower supporting plate driving oil cylinder 31 of the side supporting part 7 are controlled to retract, so that the upper supporting plate 28 and the lower supporting plate 29 are separated from the roadway side and return to the initial positions; controlling the front main lifting upright post 9 and the rear main lifting upright post 10 of the main supporting part 4 to synchronously descend so as to separate the sectional type longitudinal top beam from the transverse steel strip beam 38;
step nine: controlling a piston rod of the traction oil cylinder 21 to retract, dragging the sliding base 8 of the main supporting part 4 forward for a set distance, then controlling a shifting plate to drive a piston rod of an oil cylinder 27 to extend out, enabling the arc-shaped residual coal shifting plate 26 to swing towards the middle of the roadway, gathering residual coal on the edge of the roadway to the shoveling and conveying part 3 through the swing of the arc-shaped residual coal shifting plate 26, and collecting and cleaning the residual coal on the edge of the roadway;
step ten: controlling the front main lifting upright post 9 and the rear main lifting upright post 10 of the main supporting part 4 to synchronously ascend so that the sectional type longitudinal top beam is tightly propped against the top plate of the roadway through the transverse steel strip beam 38; the piston rods of an upper supporting plate driving oil cylinder 30 and a lower supporting plate driving oil cylinder 31 of the side supporting part 7 are controlled to extend until the upper supporting plate 28 and the lower supporting plate 29 are tightly propped against the roadway side wall;
step eleven: repeating the fifth step to the tenth step to realize continuous forward tunneling of the tunneling and supporting integrated machine;
step twelve: after the tunneling operation of the roadway is finished, controlling the front main lifting upright post 9 and the rear main lifting upright post 10 of the main supporting part 4 to descend to the initial positions; controlling the front auxiliary lifting upright post 15 and the rear auxiliary lifting upright post 16 of the auxiliary supporting part 5 to descend to the initial positions; controlling the piston rod of the auxiliary support oil cylinder 22 to retract until the support plate 23 is separated from the side wall of the roadway and returns to the initial position; controlling the ground supporting leg mechanism 18 to separate from the roadway floor and return to the initial position; the piston rods of the upper supporting plate driving oil cylinder 30 and the lower supporting plate driving oil cylinder 31 of the side supporting part 7 are controlled to retract, so that the upper supporting plate 28 and the lower supporting plate 29 are separated from the roadway side and return to the initial positions; the transverse steel strip beam 38 above the segmented longitudinal top beams of the primary 4 and secondary 5 supports is removed in its entirety; controlling the piston rods of the first telescopic oil cylinder 35 and the second telescopic oil cylinder 36 to retract synchronously, so that the telescopic transverse middle beam 19 and the telescopic transverse bottom beam 20 are shortened synchronously, and an inward transverse pulling force is generated on the main supporting part 4 until the telescopic transverse middle beam 19 and the telescopic transverse bottom beam 20 are restored to the initial state, and the upper surface inclined planes of the left side edge part and the right side edge part of the fixed base 14 and the lower surface inclined planes of the longitudinal transfer beam 12 are restored to the abutting and butting state; then inserting the limit pin back into the lower limit pin hole 17 and the upper limit pin hole 13 to rigidly connect the main supporting part 4 and the auxiliary supporting part 5 together; and finally, controlling the tunneling and supporting integrated machine to drive away from the operation site.
In the forward tunneling process of the tunneling and supporting integrated machine, when the relative position of the main supporting part 4 and the tunneling part 1 changes or a roadway bends, the piston rod of the auxiliary supporting cylinder 22 is controlled to retract, the supporting plate 23 is separated from the side wall of the roadway and retracts to the initial position from the supporting plate passing channel 24 at the front end of the sliding base 8, then a steel plate prepared in advance is inserted into the supporting plate passing channel 24 through the linear opening 25, the piston rod of the auxiliary supporting cylinder 22 is controlled to extend again until the supporting plate 23 extends into the supporting plate passing channel 24 and abuts against the steel plate, the piston rod of the auxiliary supporting cylinder 22 is controlled to extend continuously, so that the steel plate is exerted with a jacking force, the jacking force is transmitted to the main supporting part 4 through the steel plate, and finally the direction and the position of the main supporting part 4 are adjusted through the jacking force output by the auxiliary supporting cylinder 22.
The embodiments are not intended to limit the scope of the present invention, and all equivalent implementations or modifications that do not depart from the scope of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. The utility model provides a dig support all-in-one which characterized in that: the side wall anchoring drilling machine comprises a tunneling part, a walking part, a shoveling part, a main supporting part, an auxiliary supporting part, a side wall anchoring drilling hole part and a side wall supporting part; the coal cutting device comprises a tunneling part, a walking part, a shoveling part and a shoveling part, wherein the walking part is of a crawler-type walking structure, is arranged below the machine body end of the tunneling part, is positioned below the cutting end of the tunneling part and is arranged on the machine body end of the tunneling part, and the cutting end of the tunneling part is used for crushing coal rocks and collecting and transporting fallen coal through the shoveling part; the main supporting parts are symmetrically distributed on the left side and the right side of the tunneling part; the auxiliary supporting parts are arranged above the machine body end of the tunneling part and are symmetrically distributed relative to the center line of the machine body end of the tunneling part; the side anchoring drill hole part is arranged on the main supporting part; the side wall supporting part is arranged on the main supporting part.
2. A tunneling and supporting integrated machine according to claim 1, wherein: the main supporting part comprises a sliding base, a front main lifting upright post, a rear main lifting upright post, a longitudinal connecting beam and a longitudinal transfer beam; the front main lifting upright post and the rear main lifting upright post are arranged at the top of the sliding base in parallel, the longitudinal connecting beam is horizontally and fixedly connected between the front main lifting upright post and the top of the outer sleeve of the rear main lifting upright post, the longitudinal transfer beam is horizontally and fixedly connected between the front main lifting upright post and the middle part of the outer sleeve of the rear main lifting upright post, the lower surface of the longitudinal transfer beam is an inclined surface, and a plurality of upper limiting pin holes are vertically formed in the longitudinal transfer beam; the top parts of the inner sleeves of the front main lifting upright post and the rear main lifting upright post are provided with sectional type longitudinal top beams; and a telescopic transverse middle beam is horizontally and fixedly connected between the longitudinal connecting beams of the main supporting parts at the left side and the right side, and a telescopic transverse bottom beam is horizontally and fixedly connected between the sliding bases of the main supporting parts at the left side and the right side.
3. A tunneling and supporting integrated machine according to claim 2, wherein: the auxiliary supporting part comprises a fixed base, a front auxiliary lifting upright post and a rear auxiliary lifting upright post; the fixed base is horizontally and fixedly arranged at the machine body end of the tunneling part, the front auxiliary lifting stand column and the rear auxiliary lifting stand column are arranged at the top of the fixed base in parallel, the upper surfaces of the left side edge part and the right side edge part of the fixed base are arranged into inclined planes, the inclined planes of the upper surfaces of the left side edge part and the right side edge part of the fixed base are in butt joint and abutting fit with the inclined planes of the lower surfaces of the longitudinal transfer beams, a plurality of lower limiting pin holes are vertically arranged on the left side edge part and the right side edge part of the fixed base, the number of the lower limiting pin holes is the same as that of the; a ground supporting leg mechanism is arranged at the bottom of the rear side edge of the fixed base; and the top parts of the front auxiliary lifting upright post and the rear auxiliary lifting upright post inner sleeve are provided with sectional type longitudinal top beams, and the sectional type longitudinal top beams are provided with automatic transverse steel belt beam laying devices.
4. A tunneling and supporting integrated machine according to claim 2, wherein: and a traction oil cylinder is arranged between the main supporting part and the auxiliary supporting part, one end of the traction oil cylinder is connected with the supporting frame of the walking part through a cross hinge, and the other end of the traction oil cylinder is connected with the sliding base of the main supporting part through the cross hinge.
5. A tunneling and supporting integrated machine according to claim 3, wherein: the auxiliary supporting part is characterized in that auxiliary supporting oil cylinders are arranged on the outer surfaces of the left side and the right side of a supporting frame of the walking part and horizontally arranged, the bottom end of a cylinder barrel of each auxiliary supporting oil cylinder is fixedly connected to the fixed base, a supporting plate is vertically and fixedly arranged at the top end of a piston rod of each auxiliary supporting oil cylinder, a supporting plate penetrating channel is arranged at the front end of the sliding base of the main supporting part, a linear opening is formed in a base wall plate above the supporting plate penetrating channel, and a detachable steel plate is assembled in the linear opening.
6. A tunneling and supporting integrated machine according to claim 2, wherein: the sliding base front end of main tributary supporting part is provided with surplus coal collection mechanism, and surplus coal collection mechanism includes that the board is dialled to the surplus coal of arc and dials board drive cylinder, and the board one end is articulated on sliding base to the surplus coal of arc, and the board other end is the free end is dialled to the surplus coal of arc, dial board drive cylinder one end and articulate on sliding base, dial board drive cylinder other end and articulate at the surplus coal of arc and dial board lateral surface middle part.
7. A tunneling and supporting integrated machine according to claim 2, wherein: the side supporting part comprises an upper side supporting protection plate, a lower side supporting protection plate, an upper supporting protection plate driving oil cylinder and a lower supporting protection plate driving oil cylinder, the upper edge of the upper side supporting protection plate is hinged to the sectional type longitudinal top beam, the lower edge of the upper side supporting protection plate is hinged to the upper edge of the lower side supporting protection plate, and the lower edge of the lower side supporting protection plate is a free end; one end of the upper guard plate driving oil cylinder is hinged to the sectional type longitudinal top beam, the other end of the upper guard plate driving oil cylinder is hinged to the inner surface of the upper side support guard plate, one end of the lower guard plate driving oil cylinder is hinged to the inner surface of the upper side support guard plate, and the other end of the lower guard plate driving oil cylinder is hinged to the inner surface of the lower side support guard plate.
8. A tunneling and supporting integrated machine according to claim 2, wherein: the telescopic transverse middle beam and the telescopic transverse bottom beam have the same structure and respectively comprise an outer cylinder body, a first inner cylinder body, a second inner cylinder body, a first telescopic oil cylinder and a second telescopic oil cylinder, wherein a partition plate is arranged in the middle of the outer cylinder body, the first inner cylinder body is inserted into one end of the outer cylinder body, and the first inner cylinder body can axially slide in the outer cylinder body; the second inner cylinder body is inserted at the other end of the outer cylinder body and can axially slide in the outer cylinder body; the first telescopic oil cylinder is positioned in the first inner cylinder and the outer cylinder at the same side, the bottom end of a cylinder barrel of the first telescopic oil cylinder is fixedly connected to the partition plate, and the top end of a piston rod of the first telescopic oil cylinder is fixedly connected with the first inner cylinder; the second telescopic oil cylinder is positioned in the second inner cylinder and the outer cylinder at the same side, the bottom end of the cylinder barrel of the second telescopic oil cylinder is fixedly connected to the partition plate, and the top end of the piston rod of the second telescopic oil cylinder is fixedly connected with the second inner cylinder.
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| CN202020775077.7U CN212154775U (en) | 2020-05-11 | 2020-05-11 | Tunneling and supporting integrated machine |
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| CN202020775077.7U CN212154775U (en) | 2020-05-11 | 2020-05-11 | Tunneling and supporting integrated machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111456751A (en) * | 2020-05-11 | 2020-07-28 | 辽宁工程技术大学 | Tunneling and supporting integrated machine and using method |
| CN114109463A (en) * | 2021-11-08 | 2022-03-01 | 中国煤炭科工集团太原研究院有限公司 | Temporary support device that can incline group and strut |
-
2020
- 2020-05-11 CN CN202020775077.7U patent/CN212154775U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111456751A (en) * | 2020-05-11 | 2020-07-28 | 辽宁工程技术大学 | Tunneling and supporting integrated machine and using method |
| CN111456751B (en) * | 2020-05-11 | 2024-07-19 | 辽宁工程技术大学 | Tunneling and supporting integrated machine and use method |
| CN114109463A (en) * | 2021-11-08 | 2022-03-01 | 中国煤炭科工集团太原研究院有限公司 | Temporary support device that can incline group and strut |
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