阅读说明：本技术 一种悬梁式前探梁装置 (Cantilever type front cantilever device ) 是由 孔凡洪 于 2018-05-31 设计创作，主要内容包括：一种悬梁式前探梁装置,其特征在于：包括固定夹板、锁紧螺栓、螺母、工字钢顶梁、前探梁、销子、固定孔和调节孔,两个固定夹板的卡槽卡在工字钢顶梁的下沿,通过锁紧螺栓和螺母固定在工字钢顶梁上,前探梁穿过固定夹板内槽,通过前探梁上的调节孔和固定夹板上的固定孔配合,并通过销子将前探梁固定。本发明悬梁式前探梁具有性能安全可靠,安装方便快捷的特点,能自动调整安装前、后及左、右位置,适合架棚支护巷道掘进时的前探临时支护使用,且可以重复使用。(The utility model provides a cantilever beam formula forestope device which characterized in that: the fixing device comprises fixing clamp plates, locking bolts, nuts, I-shaped steel top beams, front canopy beams, pins, fixing holes and adjusting holes, wherein clamping grooves of the two fixing clamp plates are clamped on the lower edges of the I-shaped steel top beams and are fixed on the I-shaped steel top beams through the locking bolts and the nuts, the front canopy beams penetrate through the inner grooves of the fixing clamp plates and are matched with the fixing holes in the fixing clamp plates through the adjusting holes in the front canopy beams, and the front canopy beams are fixed through the pins. The cantilever type forepoling beam has the characteristics of safe and reliable performance and convenient and quick installation, can automatically adjust the front position, the rear position, the left position and the right position of the installation, is suitable for the temporary forepoling support in the process of tunneling a shed supporting roadway, and can be repeatedly used.)

1. The utility model provides a cantilever beam formula forestope device which characterized in that: the fixing device comprises fixing clamp plates, locking bolts, nuts, I-shaped steel top beams, front canopy beams, pins, fixing holes and adjusting holes, wherein clamping grooves of the two fixing clamp plates are clamped on the lower edges of the I-shaped steel top beams and are fixed on the I-shaped steel top beams through the locking bolts and the nuts, the front canopy beams penetrate through the inner grooves of the fixing clamp plates and are matched with the fixing holes in the fixing clamp plates through the adjusting holes in the front canopy beams, and the front canopy beams are fixed through the pins.

2. The cantilever type cantilever beam device according to claim 1, wherein: the front cantilever is provided with uniform adjusting holes.

Technical Field

The invention relates to the field of temporary support of mine roadway tunneling, in particular to a cantilever type front canopy device.

Background

When a mine shed tunnel is tunneled, a temporary supporting device of a front canopy needs to be additionally arranged, and steel pipes or channel steel are usually bound on an I-shaped steel top beam in production and used for front canopy supporting. The method has the advantages of complex operation, small safety factor and inconvenient use, and the binding material cannot be reused for a long time, is unsafe and uneconomical and wastes a large amount of manpower and material resources.

Disclosure of Invention

The invention aims to provide a cantilever type front cantilever device.

The technical scheme of the invention is as follows: the utility model provides a cantilever beam formula forestope device which characterized in that: the fixing device comprises fixing clamp plates, locking bolts, nuts, I-shaped steel top beams, front canopy beams, pins, fixing holes and adjusting holes, wherein clamping grooves of the two fixing clamp plates are clamped on the lower edges of the I-shaped steel top beams and are fixed on the I-shaped steel top beams through the locking bolts and the nuts, the front canopy beams penetrate through the inner grooves of the fixing clamp plates and are matched with the fixing holes in the fixing clamp plates through the adjusting holes in the front canopy beams, and the front canopy beams are fixed through the pins.

The front cantilever is provided with uniform adjusting holes.

The working principle of the invention is as follows: the device comprises a fixing clamp plate, a clamping plate device, a front canopy, a fixing clamp plate device, a fixing pin device, a front canopy, a fixing bolt, a fixing clamp plate, a fixing adjusting hole and a fixing adjusting hole.

The invention has the beneficial effects that: the cantilever type forepoling beam has the characteristics of safe and reliable performance and convenient and quick installation, can automatically adjust the front position, the rear position, the left position and the right position of the installation, is suitable for the temporary forepoling support in the process of tunneling a shed supporting roadway, and can be repeatedly used.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

In the figure, the adjusting hole comprises a fixed clamping plate 1, a locking bolt 3, a nut 4, an I-shaped steel top beam 5, a front cantilever 6, a baffle 7, a split pin 8 and a fixing hole 9.

Detailed Description

The utility model provides a cantilever beam formula forestope device which characterized in that: the fixing device comprises fixing clamp plates, locking bolts, nuts, I-shaped steel top beams, front canopy beams, pins, fixing holes and adjusting holes, wherein clamping grooves of the two fixing clamp plates are clamped on the lower edges of the I-shaped steel top beams and are fixed on the I-shaped steel top beams through the locking bolts and the nuts, the front canopy beams penetrate through the inner grooves of the fixing clamp plates and are matched with the fixing holes in the fixing clamp plates through the adjusting holes in the front canopy beams, and the front canopy beams are fixed through the pins.

The front cantilever is provided with uniform adjusting holes.

The working principle of the invention is as follows: the device comprises a fixing clamp plate, a clamping plate device, a front canopy, a fixing clamp plate device, a fixing pin device, a front canopy, a fixing bolt, a fixing clamp plate, a fixing adjusting hole and a fixing adjusting hole.

The invention has the beneficial effects that: the cantilever type forepoling beam has the characteristics of safe and reliable performance and convenient and quick installation, can automatically adjust the front position, the rear position, the left position and the right position of the installation, is suitable for the temporary forepoling support in the process of tunneling a shed supporting roadway, and can be repeatedly used.