CN215369688U

CN215369688U - Single track hydraulic pressure stock drill carriage automatically regulated platform

Info

Publication number: CN215369688U
Application number: CN202121751075.5U
Authority: CN
Inventors: 李晔; 李杨; 王雁冰; 陈振华; 罗建中; 唐福新; 岳中文
Original assignee: Jiangxi Lanxiang Heavy Industries Co Ltd
Current assignee: Jiangxi Lanxiang Heavy Industries Co Ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2021-12-31
Anticipated expiration: 2031-07-30

Abstract

The utility model discloses an automatic adjusting platform of a single-rail hydraulic anchor rod drill carriage, which comprises an amplitude-variable front seat capable of ascending and descending, a cantilever-shaped supporting plate fixedly connected with the amplitude-variable front seat, a hinged seat fixed on the supporting plate, wherein the hinged seat is respectively connected with one end of a pitching oil cylinder and one end of a yawing oil cylinder, the other ends of the pitching oil cylinder and the yawing oil cylinder are piston rod ends, the piston rod ends are respectively and movably connected with the middle of a supporting platform through a telescopic carriage seat, the hinged seat is movably connected with the right end of the supporting platform through the telescopic carriage seat, the supporting platform consists of supporting main beams arranged in the horizontal direction, reinforcing beams and supporting cross beams arranged among the supporting main beams at intervals, the supporting cross beams are provided with translational telescopic oil cylinders capable of enabling the supporting platform to move back and forth, and forth ends of the supporting main beams are provided with anchor rods, the utility model has simple and compact structure, convenient assembly and disassembly and strong use reliability, the automatic adjusting platform of the single-rail hydraulic anchor rod drill carriage is large in supporting range and good in supporting strength and rigidity.

Description

Single track hydraulic pressure stock drill carriage automatically regulated platform

Technical Field

The utility model relates to an automatic adjusting platform of a monorail hydraulic anchor rod drill carriage, in particular to a modular supporting platform which can be applied to suspension rail type roadway construction equipment.

Background

In the coal industry of China at present, the support mode adopted during roadway excavation is usually bolt support. According to the requirements of coal mine safety regulations, a coal face must be supported in time, and the operation of the empty roof is strictly forbidden. If the empty roof distance is large and the empty roof time is too long, the safety accident of roadway collapse is easy to happen.

The support device or equipment adopted during the existing roadway excavation mainly comprises: temporary support (operation method when the roadway excavation reaches the allowed maximum empty top distance, the roadway top is timely installed and protected, the temporary support is also synchronously moved forwards along with the continuous forward excavation of the roadway), and a self-propelled or non-self-propelled independent support mechanism (the support mechanism is complex in structure, large in occupied roadway space, slow in movement and difficult to assemble and disassemble), can play a role of temporary support in both temporary advance support and independent support mechanism, but is frequently assembled and disassembled, so that the roadway excavation efficiency is not high.

In addition, the equipment also comprises an excavating and anchoring integrated machine, a drilling and loading integrated machine with a supporting mechanism or a jumbolter, and the like, and the equipment also comprises the supporting mechanism, but the supporting range is smaller, and the roadway head-on can not be supported. For the head-on face, particularly for blasting mining roadways, due to the fact that the drilling depth has errors, the explosive quantity has errors, the blasting time is sequential, the hardness of coal rocks or rocks is uneven, and the like, and in addition, the vibration is very large during blasting, unevenness of the head-on face is inevitable after blasting, more serious, some rocks are loosened by vibration but do not fall off, and if the rocks are influenced by the vibration again, the rocks are likely to fall off, so that the situation can damage construction equipment, and potential safety hazards are brought to constructors. From the present situation, roadway head-on support has been increasingly paid high attention to various mines.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects and shortcomings of the existing advance support mechanism, the utility model provides the automatic adjusting platform of the single-rail hydraulic anchor rod drill carriage, which has the advantages of simple and compact structure, convenience in disassembly and assembly, strong use reliability, large support range and good support strength and rigidity.

The technical scheme adopted by the utility model for solving the technical problems is as follows: an automatic adjusting platform of a monorail hydraulic anchor rod drill carriage, which comprises a variable-amplitude front seat capable of ascending and descending up and down, a cantilever-shaped supporting plate fixedly connected with the amplitude-variable front seat, a hinged seat fixed on the supporting plate, the hinged seat is respectively connected with one end of the pitching oil cylinder and one end of the deflection oil cylinder, the other end of the pitching oil cylinder and the other end of the deflection oil cylinder are piston rod ends, the piston rod ends are respectively movably connected with the middle of the supporting platform through the telescopic sliding frame seat, the hinged seat is movably connected with the right end of the supporting platform through the telescopic sliding frame seat, the supporting platform consists of supporting main beams arranged in the horizontal direction, reinforcing beams and supporting cross beams which are arranged among the supporting main beams at intervals, the supporting beam is provided with a horizontal telescopic oil cylinder which can enable the supporting platform to move back and forth, the left end of the supporting main beam is provided with an anchor rod, and the left end of the supporting main beam is movably connected with the right end of the front canopy or the right end of the front baffle.

The left end of the supporting main beam is movably connected with the right end of the front cantilever through a hinged plate I, a hinged plate II, a connecting rod I, a connecting rod II and a front cantilever overturning oil cylinder, the left end of the front cantilever is vertically and movably connected with the front cantilever through a hinged assembly II and a front cantilever overturning oil cylinder, when the supporting main beam is not used, the left end of the front cantilever can be folded into a horizontal shape through the hinged assembly and the front cantilever overturning oil cylinder and is folded below the supporting main beam together with the front cantilever, and the front cantilever is a telescopic pipe.

The left end of the supporting main beam is movably connected with the right end of the front baffle through a connecting platform and a rotary hydraulic element, the front baffle is a grid-shaped folding platform, and the outer side of the supporting main beam is connected with a folding frame through a hinge assembly I.

The automatic adjusting platform is characterized in that a four-bar linkage mechanism or a translation mechanism arm drives a variable-amplitude front seat to lift up and down, a folding frame is unfolded or folded back through a hinge component, and the supporting width is increased. The telescopic oil cylinder is adopted to control the telescopic sliding frame and the supporting platform to move left and right, so that the single-rail hydraulic anchor rod drill carriage is ensured to move left and right when the track is arranged and installed without being brought to a linear state, and interference objects such as air ducts and the like in a roadway are avoided. The roadway section is basically irregular when the initial rough section is formed, so that the supporting platform is better attached to the top of the roadway, the deflection oil cylinder is adopted to ensure that the supporting platform (the platform beam and the folding frame) deflects left and right, the pitching oil cylinder ensures that the supporting platform (the platform beam and the folding frame) can be regulated in pitching front and back, the front baffle can be used as a head-on baffle or a plurality of rows of temporary supports after the supporting platform is well supported, different roadway sections are met, the head-on is ensured to be in contact with the head-on through the extension of the front turning oil cylinder, and therefore the top of the roadway can be protected, and the head-on of the roadway can also be protected. The front supporting legs can be configured according to supporting requirements, can be arranged on a supporting main beam part, and are arranged at 1, 2 or more according to the supporting force requirement. And welding an anchor bolt nut below the supporting platform beam, adopting a short anchor bolt to be installed in the anchor bolt nut in a forward rotation mode when the supporting platform descends and is paved with a steel belt and a mesh, and manually reversing to detach the anchor bolt when the supporting platform props the top of the roadway. The supporting platforms can be different in roadway shape, the supporting platforms with different shapes are configured to adapt to various cross-section roadways such as an arch, a trapezoid or an inclined roof, and the supporting platforms can also adapt to the working environment of the center of the host deviating from the center of the roadway.

Drawings

Figure 1 is a front view of the supporting platform of the present invention,

figure 2 is a schematic top view of the structure of figure 1,

FIG. 3 is a schematic view of a front view structure of a supporting platform movably connected with a front canopy connected with front legs,

figure 4 is a schematic top view of the structure of figure 3,

figure 5 is a state view of the front cantilever and the front leg folded under the main supporting beam,

figure 6 is a front view structural schematic diagram of the support platform movably connected with a front baffle,

figure 7 is a schematic top view of the structure of figure 6,

fig. 8 is a schematic view of the K-direction structure of fig. 7.

In the figure, 1, a rotary hydraulic element 2, a hinge pin 3, an anchor rod 4, a fastening nut 5, a reinforcing beam 6, a supporting beam 7, a supporting main beam 8, a fastening screw 9, a connecting platform 10, a front baffle 11, a telescopic sliding frame seat 12, a hinge seat 13, a pitching oil cylinder 14, a supporting plate 15, a variable amplitude front seat 16, a four-link mechanism or a translation mechanism 17, a variable amplitude rear seat 18, a hinge assembly I19, a folding frame 20, a translation telescopic oil cylinder 21, a deflection oil cylinder 22, a front canopy overturning oil cylinder 23, a hinge plate I24, a hinge plate II 25, a front canopy 26, a hinge assembly II 27, a front support overturning oil cylinder 28, a front support 29, a connecting rod I30 and a connecting rod II.

Detailed Description

The technical scheme adopted by the utility model is characterized in that:

1. adopts a two-axis (platform angle adjusting) structure: the deflection oil cylinder and the pitching oil cylinder on the amplitude-variable front seat adopt a two-axis structure, so that the supporting platform can be ensured to be contacted with the top of an irregular roadway when in work, the stress of the whole amplitude-variable front seat is more reasonable and more uniform, and the top can be better protected.

2. Adopting a module assembly type amplitude-variable front seat and a platform beam I: the platform beam I is provided with a plurality of rows of steel belt positioning holes on two sides, and the single-rail hydraulic anchor rod drill carriage can achieve the supporting effect of 2, 3, 4 and a plurality of rows at one time by reserving the adjusting position. The single-rail hydraulic anchor rod drill carriage is free from interference with actual anchor rods and anchor cables of a roadway, and more efficient and complete construction is achieved. The platform beam is formed by connecting a support main beam, a support cross beam and a stiffening beam through bolts, and local front and back adjustment is realized. The front supporting legs can be arranged at the front part and the rear part of the supporting platform according to the supporting requirements to meet the requirements of customers.

3. Adopting a module assembly type amplitude-variable front seat and a folding platform beam two mechanism: folding beams on two sides are connected with a universal supporting beam to form a folding platform mechanism, adjusting positions are reserved on two sides of the folding beams, the requirement that a single-rail hydraulic anchor rod drill carriage is not interfered with actual anchor rods and anchor cables of a roadway is met, after 2-3 rows of forward-extending fixed beams are supported, after a heading machine tunnels 3-4 rows, a forward-extending overturning oil cylinder is hinged to a first connecting rod and a second connecting rod to drive the forward-extending beams to expand to support 3-4 rows temporarily, a front supporting leg assembly is driven to expand by a supporting leg overturning oil cylinder, then an oil cylinder in the front supporting leg assembly extends to the ground to support, and it is guaranteed that all construction is completed more efficiently.

4. Temporary support of a front baffle: the front baffle is mainly used for head-on support, the front baffle is connected with the rotary hydraulic component, the support main beam is connected with the rotary hydraulic component, and the front baffle is controlled to contract or expand through the rotary hydraulic component.

5. Supporting the upper side plate: the side wall plates are mainly used for supporting left and right wall parts, connected with a rotary hydraulic element and capable of passing through a wall part telescopic oil cylinder to enable an inner beam of the supporting platform to extend outwards to the wall part of a roadway, and the rotary hydraulic element is used for controlling the contraction or expansion of the front baffle.

6. Support platform roof beam fast and decide, tear steel band structure open, support platform roof beam welding stock nut down, the effect is decided the steel band, makes the steel band can not remove on the platform is fixed, when supporting platform descends and lays steel band and net piece, adopts short stock to rotate in the same direction as installing the stock nut, when treating that supporting platform withstands the tunnel top, manual reversal is pulled down the stock.

In a first embodiment, in fig. 1, 2, 3, 4 and 5, an automatic adjustment platform of a monorail hydraulic jumbolter comprises a luffing front seat 15 capable of ascending and descending up and down, a cantilever-shaped support plate 14 fixedly connected with the luffing front seat, and a hinged seat 12 fixed on the support plate, wherein the luffing front seat is connected with one end of a four-bar linkage mechanism or a translation mechanism 16, the four-bar linkage mechanism or the translation mechanism is connected with a vehicle body through a luffing rear seat 17, the hinged seat is respectively connected with one end of a pitching cylinder 13 and one end of a yawing cylinder 21, the other ends of the pitching cylinder and the yawing cylinder are piston rod ends, the piston rod ends are respectively movably connected with the middle (right side) of a support platform through a telescopic sliding seat 11, the hinged seat is movably connected with the right end (right end in fig. 1 or 2) of the support platform through the telescopic sliding seat, and the support platform comprises two support beams 7 arranged in the horizontal direction and a reinforcing beam 5 (arranged at the left end of the support platform) and a support beam 5 arranged between main beams at intervals A cross beam 6 (positioned at the right end of the supporting platform), a supporting main beam and a supporting machine working beam are connected by a fastening screw 8, an anchor rod is fixed on the supporting main beam by a fastening nut 4 and a screw, the supporting cross beam is provided with a translational telescopic oil cylinder 20 which can lead the supporting platform to move back and forth, the left end of the supporting main beam is provided with an anchor rod 3, the left end of the supporting main beam is movably connected with the right end of a front cantilever 25 by a hinged plate I23, a hinged plate 24 II, a connecting rod 29I, a connecting rod 30 II and a front cantilever overturning oil cylinder 22, the left end of the front cantilever is vertically and movably connected with a front supporting leg 28 by a hinged component II 26 and a front supporting leg overturning oil cylinder 27, one end of the front supporting leg overturning oil cylinder 27 is movably connected with the left end of the front cantilever by a hinge pin 2, the other end is movably connected with the upper end of the front supporting leg, when the front cantilever does not work, the left end of the front cantilever can be folded into a horizontal shape by the hinged component and folded with the front supporting beam under the main beam 7, the front supporting leg is a telescopic pipe.

In the second embodiment, in fig. 1, 2, 6, 7 and 8, an automatic adjustment platform of a single-rail hydraulic jumbolter comprises a luffing front seat 15 capable of ascending and descending up and down, a cantilever-shaped support plate 14 fixedly connected with the luffing front seat, and a hinged seat 12 fixed on the support plate, wherein the luffing front seat is connected with one end of a four-bar linkage mechanism or a translation mechanism 16, the four-bar linkage mechanism or the translation mechanism is connected with a vehicle body through a luffing back seat 17, the hinged seat is respectively connected with one end of a pitching cylinder 13 and one end of a yawing cylinder 21, the other ends of the pitching cylinder and the yawing cylinder are piston rod ends, the piston rod ends are respectively movably connected with the middle (right) of a support platform through a telescopic sliding frame seat 11, the hinged seat is movably connected with the right end (right end in fig. 1 or 2) of the support platform through the telescopic sliding frame seat, and the support platform is composed of two support beams 7 arranged in the horizontal direction and a reinforcing beam 5 (left end of the support platform) and a support beam 5 arranged between main beams at intervals The supporting platform comprises a cross beam 6 (located at the right end of the supporting platform), a supporting main beam is connected with a cross beam of the supporting machine through a fastening screw 8, an anchor rod is fixed on the supporting main beam through a fastening nut 4 and a screw, a translational telescopic oil cylinder 20 capable of enabling the supporting platform to move back and forth is arranged on the supporting cross beam, an anchor rod 3 is arranged at the left end of the supporting main beam, the left end of the supporting main beam is movably connected with the right end of a rotary hydraulic element 1 and the right end of a front baffle 10 through a connecting platform 9, the front baffle is a grid-shaped cantilever-shaped folding platform, and the outer side of the supporting main beam is connected with two folding frames 19 located on the outer side of the supporting main beam through a hinge assembly I18. The folding frame and the front baffle form a large supporting platform.

Claims

1. The utility model provides a single track hydraulic pressure stock drill carriage automatically regulated platform which characterized in that: it comprises a variable-amplitude front seat (15) capable of ascending and descending up and down, a cantilever-shaped supporting plate (14) fixedly connected with the variable-amplitude front seat, a hinged seat (12) fixed on the supporting plate, the hinged seat is respectively connected with one end of the pitching oil cylinder (13) and one end of the deflection oil cylinder (21), the other ends of the pitching oil cylinder and the deflection oil cylinder are piston rod ends, the piston rod ends are respectively movably connected with the middle of the supporting platform through a telescopic sliding frame seat (11), the hinged seat is movably connected with the right end of the supporting platform through the telescopic sliding frame seat, the supporting platform consists of supporting main beams (7) arranged in the horizontal direction, reinforcing beams (5) and supporting cross beams (6) which are arranged among the supporting main beams at intervals, a translational telescopic oil cylinder (20) which can lead the supporting platform to move back and forth is arranged on the supporting beam, the left end of the main supporting beam is provided with an anchor rod (3), and the left end of the main supporting beam is movably connected with the right end of a front cantilever (25) or the right end of a front baffle (10).

2. The automatic adjustment platform of a monorail hydraulic anchor drill carriage of claim 1, wherein: the left end of the supporting main beam is movably connected with the right end of a front cantilever (25) through a hinge plate I (23), a hinge plate II (24), a connecting rod I (29), a connecting rod II (30) and a front cantilever overturning oil cylinder (22), the left end of the front cantilever is vertically and movably connected with a front supporting leg (28) through a hinge assembly II (26) and a front supporting leg overturning oil cylinder (27), and when the supporting main beam is not used, the left end of the front cantilever can be folded into a horizontal shape through the hinge assembly and the front supporting leg overturning oil cylinder and can be folded below the supporting main beam (7) together with the front cantilever.

3. The automatic adjustment platform of a monorail hydraulic anchor drill carriage of claim 1, wherein: the left end of the supporting main beam is movably connected with the right ends of two front baffles (10) through a connecting platform (9) and a rotary hydraulic element (1), the front baffles are grid-shaped folding platforms, and the outer side of the supporting main beam is connected with a folding frame (19) through a hinge assembly I (18).

4. The automatic adjustment platform of a monorail hydraulic anchor drill carriage of claim 1, wherein: the amplitude-variable front seat (15) is connected with one end of a four-bar linkage mechanism or a translation mechanism (16), and the four-bar linkage mechanism or the translation mechanism is connected with the vehicle body through an amplitude-variable rear seat (17).