CN117823171A - Novel shield type tunneling and anchoring integrated machine - Google Patents

Abstract

A novel shield type tunneling and anchoring integrated machine belongs to the technical field of tunneling equipment and solves the problems of low tunneling efficiency and poor safety of coal mine tunnels in the prior art. The device comprises a shield type temporary support device, wherein the front end of the inside of the shield type temporary support device is provided with a cutting device, the inside of the shield type temporary support device is also provided with a loading and transporting device, the rear of a cutting part of the cutting device is provided with a loading shovel plate, the loading shovel plate is connected with the front end of the loading and transporting device, and the shield type temporary support device is respectively provided with a top anchor rod drilling and anchoring device and an upper anchor rod drilling and anchoring device. The device has the advantages of reasonable design, compact structure, high automation degree, reduced underground operation personnel number, reduced manual labor intensity, realization of parallel operation of tunneling, temporary support and permanent support, seamless connection of the temporary support and the permanent support, and effective improvement of the tunneling efficiency and safety of coal mine roadways.

Description

Novel shield type tunneling and anchoring integrated machine

Technical Field

The invention belongs to the technical field of roadway tunneling equipment, and particularly relates to a novel shield type tunneling and anchoring integrated machine.

Background

In the existing mining and coal mine underground mining, the traditional support mode requires that a development machine stops after a certain distance is developed, and then the operation of anchoring the anchor rod is carried out by means of manpower or an anchor rod drill carriage, so that the development efficiency of the cutting device can only be brought into play by 20% -25%; moreover, no matter how the surrounding rock condition of the tunnel is tunneled, the entrance of one-time tunneling cannot be too large, otherwise, the danger of accidents such as ledge and roof fall can be faced, the safety is poor, and the tunneling efficiency is seriously affected. There is a need for improvements in the manner and apparatus of tunnelling, temporary support, and permanent support operations of the prior art.

Disclosure of Invention

Aiming at the problems, the invention provides a novel shield type tunneling and anchoring integrated machine which can realize parallel operation of tunneling, temporary support and permanent support, can realize seamless connection of the temporary support and the permanent support and effectively improve the tunneling efficiency and the safety of a coal mine tunnel.

The technical scheme adopted by the invention is as follows: this novel shield formula digs anchor all-in-one includes shield formula temporary support device, its characterized in that: the front end of the inside of the shield-type temporary support device is provided with a cutting device, the inside of the shield-type temporary support device is also provided with a loading and transporting device, the rear of the cutting part of the cutting device is provided with a loading shovel plate, and the loading shovel plate is connected with the front end of the loading and transporting device; and the shield type temporary support device is respectively provided with a roof bolt drilling and anchoring device and an anchor bolt drilling and anchoring assisting device.

The shield type temporary support device comprises a support front shield and a support rear shield, the support rear shield is connected with the support front shield through a pushing mechanism, and an anchoring operation space which are convenient for the anchor rod operation of the tunneling roadway to be beaten are further arranged between the support front shield and the support rear shield. The front shield and the rear shield are utilized to effectively support the roadway head-on area newly tunneled by the cutting device, and the pushing mechanism arranged between the front shield and the rear shield is utilized to drive the shield type temporary supporting device, the cutting device, the loading shovel plate and the loading and transporting device which are arranged in the temporary supporting device to move together, and the operations of anchoring net, anchoring anchor rod and the like are performed in the anchoring operation space and the anchoring operation space.

The cutting device comprises a cutting part, the cutting part is connected with the front end of a cutting swing arm, the rear end of the cutting swing arm is hinged with the upper end of a cutting movable sliding table, a swing arm lifting hydraulic cylinder is arranged between the cutting swing arm and the cutting movable sliding table, the cutting movable sliding table is connected with a cutting sliding table guide post on a base of a supporting front shield in a sliding manner through a cutting sliding table guide sleeve, and cutting movable sliding tables are respectively provided with cutting pushing hydraulic cylinders on two sides. The cutting moving sliding table is arranged on the support front shield base in a sliding manner, the cutting swing arm and the cutting part at the end of the cutting swing arm are driven by the swing arm lifting hydraulic cylinder to swing up and down together, and the cutting part is driven to move back and forth through the cutting pushing hydraulic cylinder arranged on the hinging seat of the cutting pushing cylinder of the support front shield base, so that the coal body is cut.

The rear side of the middle part of the loading shovel plate is connected with the front end of the loading and transporting device, and the rear side of the loading shovel plate is also connected with a shovel plate lifting hydraulic cylinder arranged on the base of the supporting front shield through a shovel plate lifting hinge part; the middle part of loading and transporting device links to each other through the transporting device connecting portion and the transporting device connecting otic placode that sets up on the base of support front shield, and the downside at loading and transporting device rear portion is provided with the transporting device base that slides, the transporting device base that slides sets up on the base of support rear shield. The loading and transporting device is connected with the base of the supporting front shield through the connecting part of the transporting device, and the transporting device slides the base to facilitate the synchronous movement of the loading and transporting device along with the alternate forward movement of the supporting front shield and the supporting rear shield; meanwhile, the loading shovel plate is lifted by the shovel plate lifting hydraulic cylinder, so that the whole device can conveniently walk on the high-low fluctuation roadway bottom plate.

The front shield support comprises a front shield base, front shield lifting side boxes which are vertically arranged are respectively arranged on two sides of the front shield base, and front shield top beams which are transversely arranged are arranged on the upper parts of the front shield lifting side boxes on two sides; the front end of the front shield base is also provided with a bottom lifting mechanism. The front shield lifting side boxes at two sides are driven to ascend or descend by utilizing the front shield box lifting hydraulic cylinder, so that a front shield top-connecting beam at the upper end is contacted with a roadway top plate to form a support, effective support is provided for operations such as anchor net loading and anchor rod beating, and the front shield and the back shield support are supported to move forwards alternately; meanwhile, when the supporting front shield falls into the roadway bottom plate, the front end of the supporting front shield can be lifted up through a bottom lifting mechanism formed by a bottom lifting supporting plate and a bottom lifting hydraulic cylinder.

The front shield lifting side box body is connected with the lifting box body hinge part of the front shield base through a front base hinge lug plate, the rear part of the front shield base is provided with a pushing hinge lug plate used for being connected with a pushing mechanism, and the pushing hinge part is arranged on the front shield lower box body; and the front shield base is also provided with a top anchor drilling machine connecting seat. The front shield lower box body is hinged to two sides of the front shield base through the front base hinge lug plate, and one ends of a plurality of groups of pushing hydraulic cylinders of the pushing mechanism are correspondingly connected with the pushing hinge lug plate at the rear part of the front shield base and the pushing hinge part on the front shield lower box body respectively; and the lower end of the vertically arranged roof bolt drilling machine is connected with a roof bolt drilling machine connecting seat, and a roof bolt drilling machine swinging hydraulic cylinder is arranged between the roof bolt drilling machine connecting seat and the roof bolt drilling machine.

The front shield roof-contacting top beam comprises a front shield front top beam and a front shield rear top beam, a front shield telescopic beam is arranged at the front end of the front shield front top beam, a roof anchor operation space is arranged between the front shield front top beam and the front shield rear top beam, a finger-shaped guard board is further arranged in the roof anchor operation space, and a support net rack is arranged below the finger-shaped guard board; the two ends of the front top beam of the front shield are respectively connected with front top beam hinged ear plates arranged on the upper box body of the front shield lifting side box bodies on two sides, the two ends of the rear top beam of the front shield are respectively connected with rear top beam hinged ear plates arranged on the upper box body of the front shield, and the two ends of the support net frame are connected with support net lifting hydraulic cylinders arranged on the upper box body of the front shield. The front shield upper box body is movably arranged above the front shield lower box body by utilizing the front shield box body lifting hydraulic cylinder and the front shield box body guide post, and the front shield upper box bodies on two sides are driven to lift together with the front shield front top beam, the finger-shaped guard plate and the front shield rear top beam by the extension and retraction of the front shield box body lifting hydraulic cylinder and the guide of the front shield box body guide post, so that the effective support for the tunneling roadway top plate is formed; meanwhile, the supporting net frame can be driven to lift by the supporting net lifting hydraulic cylinder to assist in the operation of anchoring the net, and the operation of setting the top anchor rod is performed in the top anchor operation space between the front top beam and the front rear top beam and in the interval gap of the finger-shaped guard plate.

The support rear shield comprises a rear shield base, rear shield lifting side boxes are respectively arranged on two sides of the rear shield base, and rear shield non-roof-connection top beams which are transversely arranged are arranged on the upper parts of the rear shield lifting side boxes on two sides. The rear shield lifting side boxes at two sides are driven to ascend or descend by utilizing the rear shield box lifting hydraulic cylinder, so that the height of the rear shield at the upper end, which is not connected with the top roof beam, is adjusted, and operators and equipment in the shield-type temporary support device are protected; moreover, after the rear shield non-roof-contact top beam rises in place, the rear shield non-roof-contact top beam needs to be ensured not to contact with the roadway top plate so as to avoid secondary damage to the roadway top plate on which the roof bolt is arranged.

The front side of the rear shield lower box body is provided with a pushing hinge part used for being connected with a pushing mechanism, and the front end of the rear shield base is provided with a pushing hinge lug plate; and the box body at the lower part of the rear shield at two sides is internally provided with laterally arranged coal wall side supporting shoes respectively, the coal wall side supporting shoes are connected with one end of a supporting shoe hydraulic cylinder, and the other end of the supporting shoe hydraulic cylinder is connected with a supporting shoe cylinder hinging seat arranged on the rear shield base. The other ends of a plurality of groups of pushing hydraulic cylinders of the pushing mechanism are correspondingly connected with pushing hinged ear plates at the front end of the rear shield base and pushing hinged parts at the front side of the lower box body of the rear shield respectively; meanwhile, the lateral expansion of the supporting shoe hydraulic cylinder arranged on the hinging seat of the supporting shoe cylinder is utilized to drive the coal wall side supporting shoes on two sides to extend or retract, so that in the process of alternately advancing the supporting front shield and the supporting rear shield, the supporting contact of the coal wall side supporting shoes and the coal wall below the side part without the upper anchor rod is utilized to provide an impetus for the pushing of the supporting front shield, and the damage to the coal wall on the coal wall and with the upper anchor rod is avoided.

The two ends of the rear shield non-roof-connection top beam are respectively connected with rear shield top beam hinging parts arranged on rear shield upper part boxes of the rear shield lifting side boxes at two sides, and the front side of the rear shield upper part box is also provided with an anchor assisting drilling machine connecting frame which is provided with an anchor assisting drilling machine lifting mechanism. The rear shield upper box body is movably arranged above the rear shield lower box body by utilizing the rear shield box body lifting hydraulic cylinder and the rear shield box body guide post, so that the rear shield upper box bodies on two sides drive the rear shield to lift or descend without abutting a top beam through the extension and retraction of the rear shield box body lifting hydraulic cylinder and the guide of the rear shield box body guide post, and the height of the rear shield is adjusted and the operators and equipment in the device are protected; and, link to each other with group anchor rig link of lateral arrangement's group anchor rig, group anchor rig passes through group anchor rig swing mechanism and group anchor rig elevating system who sets up on the group anchor rig link to each other, and then in the group anchor operation space between the shield before the support and the support back shield lateral part, play the operation of establishing group stock.

The invention has the beneficial effects that: the invention adopts the shield type temporary support device, the front end of the inside of the shield type temporary support device is provided with the cutting device, the inside of the shield type temporary support device is also provided with the loading and transporting device, the rear of the cutting part of the cutting device is provided with the loading shovel plate, the loading shovel plate is connected with the front end of the loading and transporting device, and the shield type temporary support device is respectively provided with the structural forms of the top anchor drilling device and the side anchor drilling device, so the design is reasonable, the structure is compact, the mechanical support of the exposed top plate in time during tunneling can be realized, the permanent support operation is carried out under the temporary support, the opening probability and tunneling efficiency of the cutting device are improved, and the safety of the tunnel tunneling operation environment is effectively improved. Meanwhile, the shield type temporary support device can also effectively limit and prevent surrounding rock from deforming and damaging, maintain the integrity of the tunnel roof, be favorable to safety management of the mine roof, enable related personnel of tunneling operation to work under the shield of the temporary support device, provide safe and convenient operation environment for tunnel tunneling and support, and ensure the effect of permanent support. The novel shield type tunneling and anchoring integrated machine realizes mechanical automation, reduces the number of underground operators, reduces the labor intensity, can realize parallel operation of tunneling, temporary support and permanent support, and can realize seamless connection of the temporary support and the permanent support.

Drawings

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

Fig. 2 is a schematic view of an internal structure of the front shield and the rear shield of fig. 1 partially cut away.

Fig. 3 is a schematic view of a structure of the cutting device in fig. 2.

Fig. 4 is a schematic view of a connection structure of the loading shovel and the loading transporter of fig. 2.

Fig. 5 is a schematic view of a construction of the supporting front shield of fig. 1.

Fig. 6 is a schematic view of a structure of the front shield mount of fig. 5.

Fig. 7 is an exploded construction view of the front shield lifting side case, front shield roof rail of fig. 5.

Fig. 8 is a schematic view of one construction of the roof-bolt boring device of fig. 2.

Fig. 9 is a schematic view of a construction of the support rear shield of fig. 1.

Fig. 10 is a schematic view of a structure of the rear shield mount of fig. 9.

Fig. 11 is an exploded view of the rear shield lifting side box of fig. 9, with the rear shield not attached to the roof header.

FIG. 12 is a schematic view of a construction of the upper anchor drilling apparatus of FIG. 9.

The serial numbers in the figures illustrate: 1 cutting device, 2 loading shovel plates, 3 loading and transporting devices, 4 shield temporary supporting devices, 5 top anchor rod drilling and anchoring devices, 6 side anchor rod drilling and anchoring devices, 7 front shield, 8 rear shield, 9 pushing mechanisms, 10 working platforms, 11 side anchor working space, 12 top anchor working space, 13 cutting parts, 14 cutting swing arms, 15 cutting mobile sliding tables, 16 cutting sliding table guide sleeves, 17 swing arm lifting hydraulic cylinders, 18 cutting pushing hydraulic cylinders, 19 cutting pushing cylinder hinging parts, 20 shovel plate lifting hinging parts, 21 transporting device connecting parts, 22 transporting device sliding bases, 23 front shield bases, 24 front shield lifting side boxes, 25 front shield front top beams, 26 front shield rear top beams, 27 finger type guard plates, 28 supporting net mechanisms, 29 bottom lifting mechanisms, 30 cutting sliding table guide posts, 31 pushing cylinder hinging seats, 32 transporting device connecting lug plates, 33 shovel plate lifting hydraulic cylinders, 34 lifting box hinging parts the device comprises a 35 pushing hinged ear plate, a 36 top anchor drilling machine connecting seat, a 37 bottom lifting support plate, a 38 bottom lifting hydraulic cylinder, a 39 front shield lower box, a 40 front shield upper box, a 41 front shield box lifting hydraulic cylinder, a 42 front shield box guide post, a 43 front base hinged ear plate, a 44 front top beam hinged ear plate, a 45 rear top beam hinged ear plate, a 46 support net lifting hydraulic cylinder, a 47 pushing hinged part, a 48 front shield telescopic beam, a 49 top support net rack, a 50 top anchor drilling machine, a 51 top anchor drilling machine swinging hydraulic cylinder, a 52 rear shield base, a 53 rear shield lifting side box, a 54 rear shield non-contact top beam, a 55 rear shield lower box, a 56 guide post inserting groove, a 57 box lifting cylinder hinged part, a 58 support shoe hydraulic cylinder, a 60 support shoe cylinder hinged seat, a 60 coal wall side support shoe, a 61 rear upper box, a 62 rear shield hinged part, a 63 rear shield box lifting hydraulic cylinder, a 64 rear shield box guide post, 65 group anchor drilling machine link, 66 group anchor drilling machine, 67 group anchor drilling machine swing mechanism, 68 group anchor drilling machine elevating system.

Detailed Description

The specific structure of the present invention will be described in detail with reference to fig. 1 to 12. This novel shield formula digs anchor all-in-one includes shield formula temporary support device 4, shield formula temporary support device 4 comprises shield front shield 7 and support back shield 8, support back shield 8 links to each other with shield front shield 7 through pushing mechanism 9, and still be provided with between shield front shield 7 and the support back shield 8 and be convenient for to the tunnelling tunnel to beat roof bolt operation space 12 and group anchor operation space 11 of establishing the stock operation, be provided with roof bolt on the shield formula temporary support device 4 respectively and bore anchor device 5 and group anchor bolt and bore anchor device 6 (as shown in fig. 1). The supporting front shield 7 and the supporting rear shield 8 are utilized to effectively support the roadway head-on area newly tunneled by the cutting device 1, and the pushing mechanism 9 arranged between the supporting front shield 7 and the supporting rear shield 8 is used for driving the shield type temporary supporting device 4 and the cutting device 1, the loading shovel plate 2 and the loading and transporting device 3 which are arranged in the shield type temporary supporting device to move together, and the operations of anchoring net, anchor rod setting and the like are performed in the anchoring operation space 12 and the anchoring operation space 11.

The front shield 7 comprises a front shield base 23, front shield lifting side boxes 24 which are vertically arranged are respectively arranged on two sides of the front shield base 23, and front shield top beams which are transversely arranged are arranged on the upper parts of the front shield lifting side boxes 24 on two sides. The front end of the front shield base 23 is also provided with a bottom lifting mechanism 29, the bottom lifting mechanism 29 is composed of a bottom lifting supporting plate 37, one end of the bottom lifting supporting plate 37 is hinged with the front end of the front shield base 23, and the middle part of the bottom lifting supporting plate 37 is also connected with a bottom lifting cylinder connecting part at the front end of the front shield base 23 through a bottom lifting hydraulic cylinder 38; the front shield base 23 is also provided with a working platform 10 (as shown in fig. 5) which is convenient for an operator to work. Therefore, the front shield lifting side boxes 24 on two sides are driven to ascend or descend by the front shield box lifting hydraulic cylinders 41, so that the front shield top roof beam at the upper end is contacted with the roadway roof to form a support, effective support is provided for operations such as anchor net loading and anchor rod setting, and the front shield 7 and the back shield 8 are supported in an alternating advancing manner conveniently. Meanwhile, when the supporting front shield 7 falls into the roadway floor, the front end of the supporting front shield 7 can be lifted up through the bottom lifting mechanism 29 consisting of the bottom lifting support plate 37 and the bottom lifting hydraulic cylinder 38.

Lifting box body hinging parts 34 are respectively arranged on two sides of the front shield base 23, a front shield lower box body 39 of the front shield lifting side box body 24 is connected with the lifting box body hinging parts 34 of the front shield base 23 through front base hinging lug plates 43, a pushing hinging lug plate 35 used for being connected with the pushing mechanism 9 is arranged at the rear part of the front shield base 23, and a pushing hinging part 47 is arranged on the front shield lower box body 39; the front shield base 23 is also provided with an anchor drill attachment seat 36 (shown in fig. 6 and 7). The front shield lower box body 39 is hinged on two sides of the front shield base 23 through the front base hinge lug plate 43, and one ends of a plurality of groups of pushing hydraulic cylinders of the pushing mechanism 9 are respectively correspondingly connected with the pushing hinge lug plate 35 at the rear part of the front shield base 23 and the pushing hinge part 47 on the front shield lower box body 39; moreover, the lower end of the vertically arranged roof bolt drilling machine 50 is connected with the roof bolt drilling machine connecting seat 36, and a roof bolt drilling machine swinging hydraulic cylinder 51 (shown in fig. 8) is arranged between the roof bolt drilling machine connecting seat 36 and the roof bolt drilling machine 50.

The front shield roof top beam comprises a front shield front top beam 25 and a front shield rear top beam 26 which are arranged front and back along the tunneling direction, the front end of the front shield front top beam 25 is provided with a plurality of groups of front shield telescopic beams 48 which are arranged side by side, an anchoring operation space 12 is arranged between the front shield front top beam 25 and the front shield rear top beam 26, a finger-shaped guard plate 27 is further arranged in the anchoring operation space 12, and the finger-shaped guard plate 27 is arranged at the rear end of the front shield front top beam 25; a grid frame 49 for supporting the support net is also provided below the finger guard 27. The front top beam 25 is connected to the front top beam hinge ear plates 44 provided on the front upper case 40 of the front lifting side case 24 on both sides, the front rear top beam 26 is connected to the rear top beam hinge ear plates 45 provided on the front upper case 40, and the two ends of the supporting frame 49 are connected to the supporting frame lifting hydraulic cylinders 46 provided on the front upper case 40 (as shown in fig. 7). Therefore, the front shield upper box 40 is movably arranged above the front shield lower box 39 by utilizing the front shield box lifting hydraulic cylinder 41 and the front shield box guide column 42, so that the front shield upper box 40 on two sides drives the front shield front top beam 25, the finger guard 27 and the front shield rear top beam 26 to lift together by the extension and retraction of the front shield box lifting hydraulic cylinder 41 and the guide of the front shield box guide column 42, and further effective support of a tunneling roadway top plate is formed. Meanwhile, the supporting net frame 49 can be driven to lift by the supporting net lifting hydraulic cylinder 46 to assist the operation of anchoring net, and the operation of anchoring the supporting anchor rod is performed in the supporting anchor operation space 12 between the front top beam 25 and the front rear top beam 26 and in the interval gap of the finger guard plate 27.

The support rear shield 8 comprises a rear shield base 52, rear shield lifting side boxes 53 are respectively arranged on two sides of the rear shield base 52, and rear shield non-roof-contact top beams 54 which are transversely arranged are arranged on the upper parts of the rear shield lifting side boxes 53 on two sides; the rear shield base 52 is also provided with a working platform 10 (as shown in fig. 9) which is convenient for an operator to work; the rear shield lifting side boxes 53 on two sides are driven to ascend or descend by the rear shield box lifting hydraulic cylinders 63, so that the height of the rear shield at the upper end, which is not connected with the top beam 54, is adjusted, and operators and equipment in the shield-type temporary support device 4 are protected. Moreover, it will be appreciated that after the rear shield roof rail 54 is raised into position, it is necessary to ensure that no contact is made with the roof of the roadway to avoid secondary damage to the roof of the roadway to which the roof bolt has been applied.

The two sides of the rear shield base 52 are respectively fixedly provided with a rear shield lower box body 55, and the upper side of the rear shield lower box body 55 is provided with a guide post inserting groove 56 and a box body lifting cylinder hinging part 57; the front side of the rear shield lower box body 55 is provided with a pushing hinge part 47 used for being connected with the pushing mechanism 9, and the front end of the rear shield base 52 is provided with a pushing hinge lug plate 35; and, the rear shield lower part box 55 at both sides is also provided with laterally arranged coal wall side supporting shoes 60 respectively, the coal wall side supporting shoes 60 are connected with one end of a supporting shoe hydraulic cylinder 58, and the other end of the supporting shoe hydraulic cylinder 58 is connected with a supporting shoe cylinder hinging seat 59 arranged on the rear shield base 52 (as shown in fig. 10). The other ends of the plurality of groups of pushing hydraulic cylinders of the pushing mechanism 9 are respectively correspondingly connected with the pushing hinged ear plate 35 at the front end of the rear shield base 52 and the pushing hinged part 47 at the front side of the rear shield lower box 55; meanwhile, the lateral expansion and contraction of the supporting shoe hydraulic cylinders 58 arranged on the supporting shoe cylinder hinging seat 59 are utilized to drive the coal wall side supporting shoes 60 on two sides to extend or retract, so that in the process of alternately advancing the supporting front shield 7 and the supporting rear shield 8, the supporting points are provided for the pushing of the supporting front shield 7 through the supporting contact of the coal wall side supporting shoes 60 and the coal wall below the side parts without the upper anchor rod, and the damage to the coal wall on the coal wall with the upper anchor rod is avoided.

The two ends of the rear shield non-roof-contacting top beam 54 are respectively connected with rear shield top beam hinge parts 62 arranged on rear shield upper box bodies 61 of the rear shield lifting side box bodies 53 at two sides, and the front side of the rear shield upper box body 61 is also provided with an anchor-assisting drill connecting frame 65, and the anchor-assisting drill connecting frame 65 is provided with an anchor-assisting drill lifting mechanism 68 (shown in fig. 11). Thereby utilize back shield box lift pneumatic cylinder 63 and back shield box guide post 64 to come to set up back shield upper portion box 61 activity in the top of back shield lower part box 55 to through the flexible of back shield box lift pneumatic cylinder 63 and the direction of back shield box guide post 64, order about the back shield upper portion box 61 of both sides to drive back shield and do not meet top formula back timber 54 and rise or descend, adjust the height of strut back shield 8, protect the inside operating personnel and the equipment of device. And, the side anchor drilling machine 66 which is arranged transversely is connected with the side anchor drilling machine connecting frame 65, the side anchor drilling machine 66 is connected with the side anchor drilling machine lifting mechanism 68 which is arranged on the side anchor drilling machine connecting frame 65 through the side anchor drilling machine swinging mechanism 67 (as shown in fig. 12), and further, the side anchor drilling operation is performed in the side anchor working space 11 between the front support 7 and the side of the rear support 8.

The front end of the inside of the front shield 7 of the shield-type temporary support device 4 is provided with a cutting device 1, the inside of the front shield 7 and the rear shield 8 of the shield-type temporary support device 4 is also provided with a loading and transporting device 3, the rear of the cutting part 13 of the cutting device 1 is provided with a loading shovel plate 2, the loading shovel plate 2 is connected with the front end of the loading and transporting device 3, and the rear end of the loading and transporting device 3 is connected with a transporting belt conveyor (shown in fig. 2).

The cutting device 1 comprises a cutting part 13, the cutting part 13 is connected with the front end of a cutting swing arm 14, the rear end of the cutting swing arm 14 is hinged with the upper end of a cutting movable sliding table 15, a swing arm lifting hydraulic cylinder 17 is arranged between the cutting swing arm 14 and the cutting movable sliding table 15, the cutting movable sliding table 15 is slidably connected with a cutting sliding table guide post 30 on a front shield base 23 of a front shield 7 through a cutting sliding table guide sleeve 16, and cutting movable sliding tables 15 are respectively provided with cutting pushing hydraulic cylinders 18 (shown in fig. 3) on two sides. The cutting mobile sliding table 15 is arranged on the front shield base 23 in a sliding way, the cutting swing arm 14 and the cutting part 13 at the end part of the cutting swing arm are driven to swing up and down by the swing arm lifting hydraulic cylinder 17, and the cutting part 13 is driven to move back and forth by the cutting pushing hydraulic cylinder 18 arranged on the cutting pushing cylinder hinging seat 31 of the front shield base 23 so as to cut coal; the cutting displacement cylinder joint 19 of the cutting displacement hydraulic cylinder 18 is connected to the cutting displacement cylinder joint seat 31.

The rear side of the middle part of the loading shovel plate 2 is connected with the front end of the loading and transporting device 3, and the rear side of the loading shovel plate 2 is also connected with a shovel plate lifting hydraulic cylinder 33 arranged on the base of the supporting front shield 7 through a shovel plate lifting hinge part 20; the middle part of the loading and transporting device 3 is connected with a transporting device connecting lug plate 32 arranged on the front shield base 23 through a transporting device connecting part 21, and a transporting device sliding base 22 is arranged on the lower side of the rear part of the loading and transporting device 3, and the transporting device sliding base 22 is arranged on the front shield base 23 in a sliding way (as shown in figure 4). To connect the loading and transporting device 3 with the transporting device connecting lug plate 32 on the front shield base 23 through the transporting device connecting part 21, and to utilize the transporting device sliding base 22 to facilitate the synchronous movement of the loading and transporting device 3 along with the alternate forward movement of the front shield 7 and the rear shield 8; meanwhile, the loading shovel plate 2 is lifted by the shovel plate lifting hydraulic cylinder 33, so that the whole device can conveniently walk on the high-low tunnel bottom plate.

When the novel shield type tunneling and anchoring integrated machine is used, firstly, the shield type temporary supporting device 4, the cutting device 1, the loading shovel plate 2 and the loading and transporting device 3 are installed and arranged in a tunneling working face, the front shield 7 of the shield type temporary supporting device 4 is lifted, and then the front shield front top beam 25 and the front shield rear top beam 26 of the front shield 7 are both contacted with a top plate of a tunneling roadway to form a support for the top plate of the roadway. And, lift the back shield 8 of the temporary support device 4 of the shield, make the back shield of the back shield 8 of the support not meet the roof beam 54 and keep the distance about 300mm with the tunnel roof, the pushing hydraulic cylinder of the pushing mechanism 9 between back shield 7 and support back shield 8 is in the retracted state. Then, the cutting device 1 starts tunneling, and simultaneously, the roof bolt and the side bolt are permanently supported in the roof bolt working space 12 and the side bolt working space 11 by the roof bolt drilling device 5 and the side bolt drilling device 6, respectively. After the tunneling operation and the permanent supporting operation of the roof and the side anchors are completed, the front shield telescopic beam 48 at the front end of the front shield front top beam 25 can be extended or unfolded, so that the newly exposed roof at the front end of the roadway can be timely supported.

When continuous forward cutting is required, the supporting shoe hydraulic cylinders 58 on two sides of the rear shield base 52 of the rear shield 8 are extended to enable the coal wall side supporting shoes 60 to be tightly supported on two sides of a roadway; thereafter, the supporting front shield 7 is lowered, and the front shield front roof beam 25 and the front shield rear roof beam 26 of the supporting front shield 7 are temporarily separated from the tunnel roof. Subsequently, each group of pushing hydraulic cylinders extending out of the pushing mechanism 9 is used for pushing the descending front shield 7 of the support to move forwards; after the supporting front shield 7 moves in place, the supporting front shield 7 is lifted again, so that a front shield front top beam 25 and a front shield rear top beam 26 of the supporting front shield 7 are in contact with the roadway roof to form a support, and the newly cut roadway roof is supported. Then, the coal wall side supporting shoes 60 at the two sides of the rear shield base 52 are retracted, so that the coal wall side supporting shoes 60 are separated from the two sides of the roadway; finally, the pushing hydraulic cylinders of each group of pushing mechanism 9 are retracted, and the rear shield 8 of the support is pulled to move forwards. Repeating the steps of temporary support, cutting, permanent support, side support of a rear shield, forward movement of a front shield descending frame and lifting of the front shield, and pulling the rear shield to perform continuous tunneling operation of a roadway, thereby realizing parallel operation of tunneling and permanent support, reducing time wasted in alternation among different working procedures, providing safety guarantee for supporting operation of workers, and obviously improving tunneling efficiency.

Claims (10)

1. The utility model provides a novel shield type digs anchor all-in-one, includes shield type temporary support device (4), its characterized in that: the front end of the interior of the shield-type temporary support device (4) is provided with a cutting device (1), the interior of the shield-type temporary support device (4) is also provided with a loading and transporting device (3), the rear of a cutting part (13) of the cutting device (1) is provided with a loading shovel plate (2), and the loading shovel plate (2) is connected with the front end of the loading and transporting device (3); and the shield-type temporary support device (4) is respectively provided with an ejector anchor drilling device (5) and an auxiliary anchor drilling device (6).

2. The novel shield type tunneling and anchoring integrated machine according to claim 1, wherein: the shield type temporary supporting device (4) comprises a supporting front shield (7) and a supporting rear shield (8), the supporting rear shield (8) is connected with the supporting front shield (7) through a pushing mechanism (9), and an anchoring operation space (12) and an anchoring operation space (11) which are convenient for the tunneling roadway to be beaten and set up anchor rod operation are further arranged between the supporting front shield (7) and the supporting rear shield (8).

3. The novel shield type tunneling and anchoring integrated machine according to claim 2, wherein: cutting device (1) are including cutting portion (13), and cutting portion (13) link to each other with the front end of cutting swing arm (14), and the rear end of cutting swing arm (14) is articulated mutually with the upper end of cutting mobile sliding table (15), be provided with swing arm lift pneumatic cylinder (17) between cutting swing arm (14) and cutting mobile sliding table (15), cutting mobile sliding table (15) are through cutting slip table uide bushing (16) and cutting slip table guide post (30) slip on the base of strut front shield (7) link to each other, just the both sides of cutting mobile sliding table (15) still are provided with cutting pushing pneumatic cylinder (18) respectively.

4. The novel shield type tunneling and anchoring integrated machine according to claim 2, wherein: the rear side of the middle part of the loading shovel plate (2) is connected with the front end of the loading and transporting device (3), and the rear side of the loading shovel plate (2) is also connected with a shovel plate lifting hydraulic cylinder (33) arranged on the base of the supporting front shield (7) through a shovel plate lifting hinge part (20); the middle part of loading conveyer (3) is continuous with conveyer connecting lug plate (32) that set up on the base of shield (7) before the support through conveyer connecting portion (21), and the downside at loading conveyer (3) rear portion is provided with conveyer base (22) that slide, conveyer base (22) that slide sets up on the base of shield (8) behind the support.

5. The novel shield type tunneling and anchoring integrated machine according to claim 2, wherein: the front shield supporting device comprises a front shield supporting device, wherein the front shield supporting device comprises a front shield base (23), front shield lifting side boxes (24) which are vertically arranged are respectively arranged on two sides of the front shield base (23), and front shield top beams which are transversely arranged are arranged on the upper parts of the front shield lifting side boxes (24) on two sides; the front end of the front shield base (23) is also provided with a bottom lifting mechanism (29).

6. The novel shield type tunneling and anchoring integrated machine according to claim 5, wherein: lifting box body hinge parts (34) are respectively arranged on two sides of the front shield base (23), a front shield lower box body (39) of the front shield lifting side box body (24) is connected with the lifting box body hinge parts (34) of the front shield base (23) through front base hinge lug plates (43), a pushing hinge lug plate (35) used for being connected with a pushing mechanism (9) is arranged at the rear part of the front shield base (23), and pushing hinge parts (47) are arranged on the front shield lower box body (39); the front shield base (23) is also provided with a top anchor drilling machine connecting seat (36).

7. The novel shield type tunneling and anchoring integrated machine according to claim 5, wherein: the front shield roof-contacting top beam comprises a front shield front top beam (25) and a front shield rear top beam (26), a front shield telescopic beam (48) is arranged at the front end of the front shield front top beam (25), a roof bolt working space (12) is arranged between the front shield front top beam (25) and the front shield rear top beam (26), a finger-shaped guard plate (27) is further arranged in the roof bolt working space (12), and a support net rack (49) is arranged below the finger-shaped guard plate (27); the front top beam (25) and the front top beam hinged lug plates (44) arranged on the front upper box body (40) of the front lifting side box bodies (24) on two sides are respectively connected, the front top beam (26) and the rear top beam hinged lug plates (45) arranged on the front upper box body (40) are respectively connected, and the two ends of the grid support (49) are connected with the grid support lifting hydraulic cylinders (46) arranged on the front upper box body (40).

8. The novel shield type tunneling and anchoring integrated machine according to claim 2, wherein: the support rear shield (8) comprises a rear shield base (52), rear shield lifting side boxes (53) are respectively arranged at two sides of the rear shield base (52), and transversely arranged rear shield non-contact top beams (54) are arranged at the upper parts of the rear shield lifting side boxes (53) at two sides.

9. The novel shield type tunneling and anchoring integrated machine according to claim 8, wherein: the two sides of the rear shield base (52) are respectively fixedly provided with a rear shield lower box body (55), the front side of the rear shield lower box body (55) is provided with a pushing hinge part (47) used for being connected with a pushing mechanism (9), and the front end of the rear shield base (52) is provided with a pushing hinge lug plate (35); and, still be provided with the coal wall side support boots (60) that transversely arrange in rear shield lower part box (55) of both sides respectively, coal wall side support boots (60) link to each other with the one end that props boots pneumatic cylinder (58), prop the other end of boots pneumatic cylinder (58) and then link to each other with prop boots jar articulated seat (59) that set up on rear shield base (52).

10. The novel shield type tunneling and anchoring integrated machine according to claim 8, wherein: the rear shield is not connected with the two ends of the top beam (54) and is respectively connected with rear shield top beam hinging parts (62) arranged on rear shield upper box bodies (61) of rear shield lifting side box bodies (53) at two sides, and an anchor drilling machine connecting frame (65) is further arranged at the front side of the rear shield upper box body (61), and an anchor drilling machine lifting mechanism (68) is arranged on the anchor drilling machine connecting frame (65).