阅读说明：本技术 一种钻爆法竖井挖掘孔的碎屑收集装置 (Drilling and blasting method shaft digs piece collection device in hole ) 是由 瞿波 余讯 于 2021-08-24 设计创作，主要内容包括：本发明公开了一种钻爆法竖井挖掘孔的碎屑收集装置,包括定位架主梁,定位架主梁顶部固定连接有吊装挂钩,定位架主梁底端中部连接有顶推油缸,顶推油缸底端连接有收集桶,收集桶内侧顶部固定设置有驱动电机,驱动电机的输出轴连接有转轴,转轴上连接有螺旋输送铰刀,螺旋输送铰刀底部边沿固定连接有刮齿,定位架主梁、顶推油缸及驱动电机连接有控制主机。使用时,使用吊装设备将本申请装置吊至井底,此刻摆动油缸和顶推油缸处于收回状态；本申请装置到位后,定位架主梁的液压伸缩梁向外伸出,顶死在钢筋混凝土护壁上；驱动电机运转将装置下方的岩石碎屑绞入收集桶内,本申请装置实现竖井挖掘孔内部碎屑的自动清理,有助于提升工作效率。(The invention discloses a debris collecting device for a drilled hole of a drilling and blasting vertical shaft, which comprises a positioning frame main beam, wherein the top of the positioning frame main beam is fixedly connected with a hoisting hook, the middle part of the bottom end of the positioning frame main beam is connected with a pushing oil cylinder, the bottom end of the pushing oil cylinder is connected with a collecting barrel, the top of the inner side of the collecting barrel is fixedly provided with a driving motor, an output shaft of the driving motor is connected with a rotating shaft, a spiral conveying reamer is connected onto the rotating shaft, the bottom edge of the spiral conveying reamer is fixedly connected with scraping teeth, and the positioning frame main beam, the pushing oil cylinder and the driving motor are connected with a control host. When the device is used, the hoisting equipment is used for hoisting the device to the bottom of a well, and the swing oil cylinder and the pushing oil cylinder are in a withdrawing state at the moment; after the device is in place, the hydraulic telescopic beam of the main beam of the positioning frame extends outwards and is propped against the reinforced concrete retaining wall; in the collecting vessel was twisted into with the rock piece below the device in the driving motor operation, this application device realized that the shaft digs the inside clastic automatic clearance in hole, helped promoting work efficiency.)

1. The utility model provides a piece collection device in drilling and blasting method shaft dug hole which characterized in that: including locating rack girder (1), locating rack girder (1) top fixedly connected with hoist and mount couple (2), locating rack girder (1) bottom middle part is connected with top push hydro-cylinder (3), top push hydro-cylinder (3) bottom is connected with collecting vessel (4), the fixed driving motor (5) that can just reverse that are provided with in collecting vessel (4) inboard top, the output shaft of driving motor (5) has pivot (6), be connected with spiral transport reamer (7) on pivot (6), tooth (8) are scraped to spiral transport reamer (7) bottom border fixedly connected with, locating rack girder (1), top push hydro-cylinder (3) and driving motor (5) are connected with the host control.

2. The apparatus for collecting debris in a borehole excavation according to claim 1, wherein: the pushing oil cylinder (3) is connected with the collecting barrel (4) through a universal joint (9).

3. The apparatus for collecting debris in a borehole excavation according to claim 1, wherein: the bottom of the positioning frame main beam (1) is hinged with a swing oil cylinder (10) controlled by the control host, and the bottom of the swing oil cylinder (10) is hinged with the collecting barrel (4).

4. A drill-and-blast method shaft hole excavation debris collection device as recited in claim 3, wherein: the number of the swing oil cylinders (10) is three, and the three swing oil cylinders (10) are arranged around the pushing oil cylinder (3) in a regular triangle shape.

5. The apparatus for collecting debris in a borehole excavation according to claim 1, wherein: and one side of the spiral conveying reamer (7) far away from the rotating shaft (6) is provided with a flanging for reducing scattering of chips.

6. The apparatus for collecting debris in a borehole excavation according to claim 1, wherein: the main beam (1) of the positioning frame is of a hydraulic telescopic beam structure.

7. The apparatus for collecting debris in a borehole excavation according to claim 1, wherein: the hoisting hook (2) is connected with a hoisting machine through a hoisting rope.

Technical Field

The invention relates to the technical field of debris collection of shaft excavation holes, in particular to a debris collection device of a drilling and blasting method shaft excavation hole.

Background

When the drilling and blasting method is used for excavating the hole pile, after blasting is finished, the rock is blasted into a chip shape, and the chip needs to be cleaned out of the bottom of the well in order to create a working surface for supporting the rock wall and the next working cycle.

When adopting artifical hole digging pile technology to excavate, need the manual work to adorn the piece in the keg with the spade, then utilize the hoist engine to hang out the well head with the keg and empty, at this in-process, receive the influence of hoist engine speed, the speed of the clear sediment of the deepening of well is slower, and when the clear sediment, the shaft bottom staff receives the threat of high altitude weight thing, and the piece that drops, instrument etc. cause the incident of personal casualty to take place during.

After blasting is finished, a large amount of toxic gas is gathered at the bottom of the well, ventilation needs to be carried out for a long time before workers start working, ventilation needs to be carried out for about half an hour for wells with the length of more than 10 meters, ventilation needs to be carried out for wells with the length of more than 20 meters even for 1 hour, in addition, due to the influence of the slag discharging speed, once slag removal needs 2 to 3 hours to be finished, and the improvement of the working efficiency is restricted.

Disclosure of Invention

The invention aims to provide a debris collecting device for a shaft excavation hole by a drilling and blasting method, which realizes automatic cleaning of debris in the shaft excavation hole, eliminates danger generated during manual cleaning and is beneficial to improving the working efficiency.

In order to solve the technical problem, the scheme of the invention is as follows:

the utility model provides a piece collection device that brill explodes method shaft digs hole, includes the locating rack girder, locating rack girder top fixedly connected with hoist and mount couple, locating rack girder bottom middle part is connected with the top and pushes away the hydro-cylinder, top pushes away the hydro-cylinder bottom and is connected with the collecting vessel, the fixed driving motor that can just reverse that is provided with in the inboard top of collecting vessel, driving motor's output shaft has the pivot, be connected with the auger delivery reamer in the pivot, the tooth is scraped to auger delivery reamer bottom border fixedly connected with, locating rack girder, top pushes away the hydro-cylinder and driving motor are connected with the main control system.

The pushing oil cylinder is connected with the collecting barrel through a universal joint.

The bottom of the main beam of the positioning frame is hinged with a swing oil cylinder controlled by the control host, and the bottom of the swing oil cylinder is hinged with the collecting barrel.

The number of the swing oil cylinders is three, and the three swing oil cylinders are arranged around the pushing oil cylinder in a regular triangle shape.

The spiral conveying reamer is far away from one side of the rotating shaft and is provided with a flanging for reducing scattering of chips.

The main beam of the positioning frame is of a hydraulic telescopic beam structure.

The hoisting hook is connected with a hoisting machine through a hoisting rope.

Compared with the prior art, the invention has the beneficial effects that:

when the device is used, the lifting equipment is used for lifting the device to the bottom of the well, and the swing oil cylinder and the pushing oil cylinder are in a withdrawing state at the moment; after the device is in place, the hydraulic telescopic beam of the main beam of the positioning frame extends outwards and is propped against the reinforced concrete retaining wall; the driving motor operates to twist the rock debris below the device into the collecting barrel, the pushing oil cylinder extends outwards along with the reduction of the bottom working pressure, certain pressure is kept on the working surface, and the swinging oil cylinder keeps following; due to the existence of the protective wall, the diameter of the collecting barrel is smaller than that of the slag to be removed, the oscillating oil cylinder aims to enlarge the working range of the scraping teeth, so that the slag is removed to form cycloidal motion, and the debris is collected in a larger range; the inside clastic automatic clearance in hole is dug to shaft is realized to this application device, the danger that produces when not only eliminating artifical clearance still helps promoting work efficiency.

After the first slag removal, the hole bottom is inspected by using an instrument, if chips or uneven hole bottoms which are not cleaned exist, equipment is placed downwards for second operation, the hole bottom is scraped into a plane as much as possible, and a good working surface is created for the next cycle operation.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Detailed Description

The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

As shown in fig. 1, the debris collecting device for digging holes in a drilling and blasting vertical shaft comprises a locating rack main beam 1, wherein a hoisting hook 2 is fixedly connected to the top of the locating rack main beam 1, a pushing cylinder 3 is connected to the middle of the bottom end of the locating rack main beam 1, a collecting barrel 4 is connected to the bottom end of the pushing cylinder 3, a driving motor 5 capable of rotating forward and backward is fixedly arranged at the top of the inner side of the collecting barrel 4, an output shaft of the driving motor 5 is connected with a rotating shaft 6, a spiral conveying reamer 7 is connected onto the rotating shaft 6, teeth 8 are scraped along the fixedly connected edge of the bottom of the spiral conveying reamer 7, and the locating rack main beam 1, the pushing cylinder 3 and the driving motor 5 are connected with a control host.

The pushing oil cylinder 3 is connected with the collecting barrel 4 through a universal joint 9. This setting is mainly to ensure that collecting vessel 4 can swing, the scarfing cinder that convenient biggest divide into.

The bottom of the main beam 1 of the positioning frame is hinged with a swing oil cylinder 10 controlled by the control host, and the bottom of the swing oil cylinder 10 is hinged with the collecting barrel 4.

The number of the swing oil cylinders 10 is three, and the three swing oil cylinders 10 are arranged around the pushing oil cylinder 3 in a regular triangle shape. The arrangement mainly ensures that the three swing oil cylinders 10 are uniformly distributed at the top of the collecting barrel at an angle of 60 degrees, and the left and right maximum swing distances of the swing oil cylinders 10 are determined according to the actual maximum diameter range of slag removal.

And one side of the spiral conveying reamer 7, which is far away from the rotating shaft 6, is provided with a flanging for reducing scattering of chips. This arrangement is primarily to reduce the direct fall of collected debris from the gap between the auger reamer 7 and the side wall of the collection bucket 4.

In the practical application process, the spiral conveying reamer 7 rotates clockwise to collect the chips, and rotates anticlockwise to remove the chips in the collecting barrel.

The main beam 1 of the positioning frame is of a hydraulic telescopic beam structure. The arrangement is mainly convenient for fixing the device on the reinforced concrete retaining wall.

The hoisting hook 2 is connected with a hoisting machine through a hoisting rope. This arrangement is primarily to facilitate lifting of the bucket 4 after the debris has been collected.

In the practical application process, the volume of the collecting barrel 4 is larger than that of the debris needing to be collected;

the maximum extending lengths of the pushing oil cylinder 3 and the swinging oil cylinder 10 are larger than the depth of the debris vertical shaft;

when the pressure value of the pushing oil cylinder 3 exceeds a set value, starting the swing oil cylinder 10;

3 swing oil cylinders 10 are uniformly distributed at the top of the collecting barrel 4 at an angle of 60 degrees, and the left and right maximum swing distances of the swing oil cylinders 10 are determined by the maximum diameter range of slag to be removed;

when the device is used, the device is hoisted to the bottom of a well by using hoisting equipment, and at the moment, the swing oil cylinder 10 and the pushing oil cylinder 3 are in a withdrawing state; after the device is in place, the hydraulic telescopic beam of the main beam 1 of the positioning frame extends outwards and is propped against the reinforced concrete retaining wall; the driving motor 5 operates to twist the rock debris below the device into the collecting barrel 4, and the pushing oil cylinder 4 extends outwards along with the reduction of the bottom working pressure to keep a certain pressure on the working surface; due to the existence of the protective wall, the diameter of the collecting barrel 4 is smaller than that of the slag to be cleaned, the oscillating oil cylinder 10 aims to enlarge the working range of the scraping teeth 8, so that the slag is cleaned to simultaneously form cycloid motion, and debris is collected in a larger range; the inside clastic automatic clearance in hole is dug to shaft is realized to this application device, the danger that produces when not only eliminating artifical clearance still helps promoting work efficiency.

After the first slag removal, the hole bottom is inspected by using an instrument, if chips or uneven hole bottoms which are not cleaned exist, equipment is placed downwards for second operation, the hole bottom is scraped into a plane as much as possible, and a good working surface is created for the next cycle operation.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, and the scope of protection is still within the scope of the invention.