CN214170587U - Simple and easy forepoling - Google Patents
Simple and easy forepoling Download PDFInfo
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- CN214170587U CN214170587U CN202023199546.4U CN202023199546U CN214170587U CN 214170587 U CN214170587 U CN 214170587U CN 202023199546 U CN202023199546 U CN 202023199546U CN 214170587 U CN214170587 U CN 214170587U
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Abstract
The utility model discloses a simple and easy forepoling, including a plurality of processing bases that set up side by side, the processing base is provided with one row at least, be provided with a vertical installation section of thick bamboo on the processing base, be provided with vertical pneumatic cylinder in the vertical installation section of thick bamboo, through hinged joint between two liang of processing bases, the processing base is by the pass hydro-cylinder drive of elevating conveyor. The utility model provides a pair of simple and easy leading support only needs alone remote operating valve group can accomplish the operation, great reduction workman's intensity of labour, also improved factor of safety.
Description
Technical Field
The utility model relates to a tunnel engineering exploitation technical field especially relates to a simple and easy leading support.
Background
The advance support is one of auxiliary measures which are adopted to ensure the stability of the excavation working face of the tunnel engineering and are advanced to the excavation of the tunnel face. The tunnel face is also called child face, which is a term in tunnel construction. I.e. a working face where the excavation of a tunnel (in coal mining, mining or tunnelling) is constantly propelled forward. In the actual mining process, the support length of the advance support of the excavation working face machine head does not meet the support requirement, the support length of the advance support is 15 meters, and the advance support distance is not less than 20 meters according to the coal mine safety regulation. The single prop is adopted on the tunnel face for advance support, the safety factor is small during support, more than three persons are needed for operation, and the labor intensity is high.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects and shortcomings of the prior art, the simple forepoling is provided, the operation can be completed only by operating the valve bank remotely by one person, the labor intensity of workers is greatly reduced, and the safety factor is also improved.
For realizing the utility model aims at providing a simple and easy leading support, including a plurality of processing bases that set up side by side, the processing base is provided with one row at least, be provided with a vertical installation section of thick bamboo on the processing base, be provided with vertical pneumatic cylinder in the vertical installation section of thick bamboo, through hinged joint between two liang of processing bases, the processing base is by the pass hydro-cylinder drive of elevating conveyor.
As a further improvement of the scheme, the whole machining base is in a trapezoid shape with arc edges, the two sides of the machining base are provided with connecting rods, and adjacent connecting rods are connected through chains.
As a further improvement of the scheme, the lower bottom of the processing base is 600mm, the upper bottom is 800mm, and the height is 300 mm; the height of the vertical mounting cylinder is 800 mm; the highest height of a piston rod of the vertical hydraulic cylinder is 5000 mm.
As a further improvement of the scheme, the upper ends of the piston rods of the vertical hydraulic cylinders are adjacent to each other and are jointly provided with a top beam frame, a plurality of rollers are arranged in the top beam frame side by side, the front side and the rear side of the top beam frame are respectively provided with a pre-tightening mechanism, and two pre-tightening mechanisms and the rollers are respectively provided with a crawler belt in a winding manner.
As a further improvement of the above scheme, the left side and the right side of the top beam frame are both provided with sliding grooves, the pre-tightening mechanism comprises a compression spring, a lower adjusting wheel and an upper adjusting wheel arranged in the sliding grooves in a sliding mode, one end of the compression spring is connected with the top beam frame, the other end of the compression spring is connected with a rotating shaft of the upper adjusting wheel in a rotating mode, and the lower adjusting wheel is connected with the top beam frame through a fixing rod.
As a further improvement of the above scheme, the compression spring is arranged in the adjusting cylinder, the lower end face of the adjusting cylinder is provided with a clamping step, the lower end of the clamping step is provided with an adjusting bolt, the inner side of the adjusting bolt is abutted against the compression spring, the other end of the compression spring is connected with the movable plate, and the movable plate is rotatably connected with the rotating shaft of the upper adjusting wheel.
The utility model has the advantages that:
compared with the prior art, the utility model provides a pair of simple and easy forepoling when using, rises to rise through the piston rod of vertical pneumatic cylinder and carries out advance support, and the seesaw of processing base is realized to the lapse hydro-cylinder through the elevating conveyor, and then realizes walking on one side, and advance support's purpose on one side compares in prior art only need alone remotely to operate the valves and can accomplish the operation, great reduction workman's intensity of labour, also improved factor of safety.
Drawings
The following detailed description of embodiments of the invention is provided in conjunction with the accompanying drawings, in which:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a single processing base, a vertical mounting cylinder and a vertical hydraulic cylinder of the present invention;
fig. 3 is a schematic view of the internal structure of the adjusting cylinder of the present invention;
fig. 4 is a schematic view of the internal structure of the top beam frame of the present invention.
Detailed Description
As shown in fig. 1-4, the utility model provides a pair of simple and easy forepoling, including a plurality of processing bases 1 that set up side by side, processing base 1 is provided with one row at least, is provided with a vertical installation section of thick bamboo 2 on the processing base 1, is provided with vertical pneumatic cylinder 3 in the vertical installation section of thick bamboo 2, connects through hinge 4 between two liang of processing bases 1, and processing base 1 is by the pass hydro-cylinder drive of elevating conveyor.
Further improve, processing base 1 is whole to be set up to the arc limit trapezoidal, and the both sides of processing base 1 all are provided with connecting rod 5, connect through the chain between the adjacent connecting rod 5. The specific dimensions are as follows: the lower bottom of the processing base 1 is 600mm, the upper bottom is 800mm, and the height is 300 mm; the height of the vertical installation cylinder 2 is 800 mm; the highest height of the piston rod of the vertical hydraulic cylinder 3 is 5000 mm.
Further improve, the upper end of the piston rod of adjacent a plurality of vertical pneumatic cylinders 3 is provided with back timber frame 6 jointly, is provided with a plurality of gyro wheels 7 in the back timber frame 6 side by side, and the preceding, back both sides of back timber frame 6 all are provided with pretension mechanism, winds on two pretension mechanisms and the gyro wheel 7 and is equipped with track 8. Through having the flexible type track 8 that can take place certain degree and warp, increased the adaptability of uneven top surface, roll through gyro wheel 7 in the below of track 8, change sliding friction into rolling friction, lay simultaneously and advance, reduced the equipment consume that the slip brought, increase equipment life-span.
The improved structure of the roof beam frame is characterized in that sliding grooves are formed in the left side and the right side of the roof beam frame 6, the pre-tightening mechanism comprises a compression spring 9, a lower adjusting wheel 10 and an upper adjusting wheel 11 which is arranged in the sliding grooves in a sliding mode, one end of the compression spring 9 is connected with the roof beam frame 6, the other end of the compression spring is connected with a rotating shaft of the upper adjusting wheel 11 in a rotating mode, and the lower adjusting wheel 10 is connected with the roof beam frame 6 through a fixing rod 12. Through the pre-tightening mechanisms on the two sides, the crawler belts 8 on the upper portion of the top beam frame 6 can be tensioned when supporting pressure is generated, the contact surfaces of the crawler belts 8 and the top surface are guaranteed, and the pressure is evenly distributed.
In a further improvement, the compression spring 9 is arranged in the adjusting cylinder 13, a clamping step 14 is arranged on the lower end face of the adjusting cylinder 13, an adjusting bolt 15 is arranged at the lower end of the clamping step 14, the inner side of the adjusting bolt 15 is abutted against the compression spring 9, the other end of the compression spring 9 is connected with a movable plate 16, and the movable plate 16 is rotatably connected with a rotating shaft of the upper adjusting wheel 11. Through adjusting the depth of adjusting bolt 15, can adjust the pretightning force of compression spring 9, and then adjust the position of upper adjusting wheel 11, play the effect of adjusting the track 8 elasticity.
The above embodiments are not limited to the technical solutions of the embodiments themselves, and the embodiments may be combined with each other into a new embodiment. The above embodiments are only used for illustrating the technical solutions of the present invention and are not limited thereto, and any modification or equivalent replacement that does not depart from the spirit and scope of the present invention should be covered by the scope of the technical solutions of the present invention.
Claims (6)
1. The utility model provides a simple and easy advance support which characterized in that: the processing device comprises a plurality of processing bases arranged side by side, wherein the processing bases are at least provided with one row, a vertical installation cylinder is arranged on each processing base, a vertical hydraulic cylinder is arranged in each vertical installation cylinder, every two processing bases are connected through a hinge, and the processing bases are driven by a pushing oil cylinder of a reversed loader.
2. The simplified lead frame as set forth in claim 1, wherein: the processing base is integrally arranged in an arc-edge trapezoid shape, connecting rods are arranged on two sides of the processing base, and adjacent connecting rods are connected through chains.
3. The simplified lead frame as set forth in claim 2, wherein: the lower bottom of the processing base is 600mm, the upper bottom of the processing base is 800mm, and the height of the processing base is 300 mm; the height of the vertical mounting cylinder is 800 mm; the highest height of a piston rod of the vertical hydraulic cylinder is 5000 mm.
4. The simplified lead frame as set forth in claim 1, wherein: the upper end of the piston rod of the vertical hydraulic cylinder is provided with a top beam frame, a plurality of idler wheels are arranged in the top beam frame side by side, the front side and the rear side of the top beam frame are provided with pre-tightening mechanisms, and two pre-tightening mechanisms and idler wheels are provided with tracks in a winding mode.
5. The simple advance support as claimed in claim 4, wherein: the left and right sides of back timber frame all is provided with the spout, pretension mechanism is in including compression spring, lower regulating wheel and slip setting upper regulating wheel in the spout, compression spring's one end with back timber frame attach, the other end with the pivot of upper regulating wheel is rotated and is connected, lower regulating wheel pass through the dead lever with back timber frame attach.
6. The simple advance support as claimed in claim 5, wherein: compression spring sets up in adjusting a section of thick bamboo, the lower extreme terminal surface of adjusting a section of thick bamboo is provided with the screens step, the lower extreme of screens step is provided with adjusting bolt, adjusting bolt's inboard with the compression spring butt, compression spring's the other end is connected with the fly leaf, the fly leaf with the pivot of going up the regulating wheel rotates and is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023199546.4U CN214170587U (en) | 2020-12-25 | 2020-12-25 | Simple and easy forepoling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023199546.4U CN214170587U (en) | 2020-12-25 | 2020-12-25 | Simple and easy forepoling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214170587U true CN214170587U (en) | 2021-09-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023199546.4U Active CN214170587U (en) | 2020-12-25 | 2020-12-25 | Simple and easy forepoling |
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| Country | Link |
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| CN (1) | CN214170587U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023231584A1 (en) * | 2022-05-30 | 2023-12-07 | 郑州煤矿机械集团股份有限公司 | Integrated forepole used for reversed loader head |
-
2020
- 2020-12-25 CN CN202023199546.4U patent/CN214170587U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023231584A1 (en) * | 2022-05-30 | 2023-12-07 | 郑州煤矿机械集团股份有限公司 | Integrated forepole used for reversed loader head |
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