CN214887161U - Adjustable roadway advance support hydraulic support - Google Patents
Adjustable roadway advance support hydraulic support Download PDFInfo
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- CN214887161U CN214887161U CN202121087756.6U CN202121087756U CN214887161U CN 214887161 U CN214887161 U CN 214887161U CN 202121087756 U CN202121087756 U CN 202121087756U CN 214887161 U CN214887161 U CN 214887161U
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Abstract
The utility model discloses a tunnel advance support hydraulic support with adjustable, which comprises a supporting pedestal and is characterized by further comprising, the below of supporting the base is provided with the side and pushes away the bottom plate, the top of supporting the base is provided with two hydraulic pressure support posts, two the top of hydraulic pressure support post is provided with the support back timber jointly, the both ends of supporting the back timber are rotated and are connected with two and protect the group's board, the lower surface of supporting the back timber is rotated and is connected with two and protects group's jack, two the flexible end of protecting group's jack rotates with the lower surface of two support back timbers respectively and is connected, two lateral walls of supporting the base all are provided with and lift end device, it includes jack mounting bracket and two and lifts end jack, two to lift end jack and all be located the inside of jack mounting bracket. The utility model discloses convenient operation can realize that the support removes along tunnel perpendicular, horizontal direction to the realization does not need artifical pulling to the regulation of support position, and labour saving and time saving has certain practicality.
Description
Technical Field
The utility model relates to a tunnel engineering technical field especially relates to a tunnel advance support hydraulic support with adjustable.
Background
Roadways are various passages drilled between the earth's surface and the ore body for transporting ore, ventilation, drainage, pedestrians, and various necessary preparation works for newly digging ore for mining metallurgical equipment. These passages are collectively referred to as lanes. The hydraulic support is a structure used for controlling the mine pressure of the coal face. The mining face mine pressure acts on the hydraulic support in the form of external load. In the mechanical system of the interaction of the hydraulic support and the mining face surrounding rock, if the resultant force of all the supporting pieces of the hydraulic support and the resultant force of the external load of the top plate acting on the hydraulic support are exactly in the same straight line, the hydraulic support is very suitable for the mining face surrounding rock.
Hydraulic support provides for the tunnel roof and struts in the tunnel, and original support can not realize moving by oneself, and the support need be with the help of monorail crane when moving in the pit, because the rail crane generally sets up in the middle of the tunnel, when consequently the support need move to the side group, need draw or the manual work removes to one side, wastes time and energy and has the potential safety hazard.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing an adjustable roadway advance support hydraulic support.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a tunnel advance support hydraulic support with adjustable, includes and supports the base, the below of supporting the base is provided with the side and pushes away the bottom plate, the top of supporting the base is provided with two hydraulic pressure support stands, two the top of hydraulic pressure support stand is provided with the support back timber jointly, the both ends of supporting the back timber are rotated and are connected with two and protect group's board, the lower surface of supporting the back timber is rotated and is connected with two and protects group's jack, two the flexible end that protects group's jack rotates with the lower surface of two support back timbers respectively to be connected, two lateral walls of supporting the base all set up and all set up the side and push away the bottom plate, the lower surface that supports the back timber and is connected with two, two
The bottom lifting device comprises a jack mounting frame and two bottom lifting jacks, the two bottom lifting jacks are located inside the jack mounting frame, one side of the jack mounting frame is rotatably connected with a pushing jack, and the inside of the supporting base is provided with two side pushing jacks.
As a further description of the above technical solution:
the side pushes away the bottom plate and is the L type setting, two the flexible end of side pushes away the jack extends to the outside of supporting the base and is connected with the inside wall of side push bottom plate.
As a further description of the above technical solution:
the bottom of the supporting base is ship-shaped.
As a further description of the above technical solution:
and the telescopic ends of the two bottom lifting jacks are provided with wear-resistant bottom pads.
As a further description of the above technical solution:
the side push bottom plate is positioned between the two bottom lifting devices.
The utility model discloses following beneficial effect has:
1. the maximum height of the bracket of the utility model reaches 5 meters, which can realize the support of a higher tunnel; the expansion of the side protecting plates at two sides can also be close to 5 meters, and the roadway roof with the length within the range of 5 meters can be supported.
2. The utility model discloses a side pushes away the bottom plate, lift end jack, the setting of side push away the jack, can realize that the support removes along the tunnel vertical direction to reach the purpose to support position lateral adjustment, the support both sides are lifted end jack and are moved earlier, make the support wholly break away from ground, then the side push away the bottom plate and stretch out, lift end withdrawal after that, the support falls on the side push away the bottom plate that has stretched out, the jack action is pushed away to the last side, make the support slide in the side push pedal and realize that the support removes along the perpendicular to tunnel direction.
3. The utility model discloses can set up two supports and set up a set ofly, pass the jack with two between the support and connect to through advancing the jack, can realize that the support removes along being on a parallel with the tunnel direction, in order to reach the purpose to support position longitudinal adjustment, preceding support need break away from the roof, then release the support by the lapse jack between the frame, after the tight roof in support top after the removal, back support breaks away from the roof, then pulls forward by advancing the jack, realizes that the support removes along the tunnel direction.
Drawings
Fig. 1 is a front view of an adjustable roadway advance support hydraulic support provided by the utility model;
fig. 2 is a top view of an adjustable roadway advance support hydraulic support provided by the utility model;
fig. 3 is the utility model provides a side cut-away view of tunnel advance support hydraulic support with adjustable.
Illustration of the drawings:
1. a support base; 2. laterally pushing the bottom plate; 3. lifting a bottom jack; 4. pushing a jack; 5. a hydraulic support column; 6. supporting a top beam; 7. a side protection plate; 8. a side protection jack; 9. laterally pushing a jack; 10. a jack mounting frame.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a tunnel advance support hydraulic support with adjustable, including supporting base 1, the below of supporting base 1 is provided with side push bottom plate 2, the top of supporting base 1 is provided with two hydraulic pressure support post 5, the top of two hydraulic pressure support post 5 is provided with support back timber 6 jointly, the both ends of support back timber 6 are rotated and are connected with two and protect group's board 7, the lower surface of support back timber 6 is rotated and is connected with two and protects group's jack 8, two flexible ends that protect group's jack 8 rotate with the lower surface of two support back timber 6 respectively and be connected, two lateral walls of supporting base 1 all are provided with and lift end device, it includes jack mounting bracket 10 and two and lifts end jack 3 to lift end device, two lift end jack 3 and all are located the inside of jack mounting bracket 10, one side of two jack mounting brackets 10 is rotated and is connected with and is passed jack 4, the inside of supporting base 1 is provided with two side push jacks 9.
The side push bottom plate 2 is arranged in an L shape, and the telescopic ends of the two side push jacks 9 extend to the outside of the support base 1 and are connected with the inner side wall of the side push bottom plate 2, so that the side push jacks 9 and the side push bottom plate 2 are mutually matched to realize the transverse movement of the support; the bottom that supports base 1 is the ship type setting, adaptable unevenness ground in the pit, the reduction resistance. The telescopic ends of the two bottom lifting jacks 3 are respectively provided with a wear-resistant bottom pad, so that the wear is reduced; the side push bottom plate 2 is positioned between the two bottom lifting devices so as to lift the bracket by the lifting devices.
The working principle is as follows: when the support needs to be moved in the vertical direction of a roadway, the two sides of the support are lifted through the telescopic end of the bottom lifting jack 3, the support is integrally separated from the ground, then the side pushing bottom plate 2 is pulled to be close to the support through the retraction of the telescopic end of the side pushing jack 9, the side pushing bottom plate 2 is made to stretch out, then the bottom lifting jack 3 retracts, the support falls on the stretched side pushing bottom plate 2 again, and finally the telescopic end of the side pushing jack 9 moves to stretch out, so that the support slides on the side pushing plate and repeats the action, and the support is moved in the direction perpendicular to the roadway. The support is connected with another support, so that the pushing jack 4 is connected between the two supports, when the support moves along the direction parallel to the roadway, the hydraulic supporting upright post 5 of the previous support retracts to enable the hydraulic supporting upright post to be separated from the roadway top plate, then the previous support is pushed out by the pushing jack 4, after the previous support after moving tightly props up the top plate, the next support is separated from the top plate, then the pushing jack 4 pulls forwards, and the support moves along the roadway direction by sequentially repeating the action. Meanwhile, the support supports the ship-shaped structure of the base 1, so that the support is suitable for the underground rugged ground, and the resistance is reduced.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (5)
1. The utility model provides a tunnel advance support hydraulic support with adjustable, includes support base (1), its characterized in that: a side push bottom plate (2) is arranged below the supporting base (1), two hydraulic supporting upright columns (5) are arranged at the top of the supporting base (1), a supporting top beam (6) is jointly arranged at the top ends of the two hydraulic supporting upright columns (5), two side protection plates (7) are rotatably connected to two ends of the supporting top beam (6), two side protection jacks (8) are rotatably connected to the lower surface of the supporting top beam (6), the telescopic ends of the two side protection jacks (8) are respectively rotatably connected to the lower surfaces of the two supporting top beams (6), bottom lifting devices are respectively arranged on two outer side walls of the supporting base (1) and comprise jack mounting frames (10) and two bottom lifting jacks (3), the two bottom lifting jacks (3) are respectively positioned inside the jack mounting frames (10), and pushing jacks (4) are rotatably connected to one sides of the two jack mounting frames (10), two side-pushing jacks (9) are arranged in the supporting base (1).
2. The adjustable roadway advance support hydraulic support of claim 1, wherein: the side pushes away bottom plate (2) and is the setting of L type, two the flexible end of side push jack (9) extends to the outside of supporting base (1) and is connected with the inside wall of side push bottom plate (2).
3. The adjustable roadway advance support hydraulic support of claim 1, wherein: the bottom of the supporting base (1) is in a ship shape.
4. The adjustable roadway advance support hydraulic support of claim 1, wherein: the telescopic ends of the two bottom lifting jacks (3) are provided with wear-resistant bottom pads.
5. The adjustable roadway advance support hydraulic support of claim 1, wherein: the side push bottom plate (2) is positioned between the two bottom lifting devices.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121087756.6U CN214887161U (en) | 2021-05-20 | 2021-05-20 | Adjustable roadway advance support hydraulic support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121087756.6U CN214887161U (en) | 2021-05-20 | 2021-05-20 | Adjustable roadway advance support hydraulic support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214887161U true CN214887161U (en) | 2021-11-26 |
Family
ID=78945341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121087756.6U Active CN214887161U (en) | 2021-05-20 | 2021-05-20 | Adjustable roadway advance support hydraulic support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214887161U (en) |
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2021
- 2021-05-20 CN CN202121087756.6U patent/CN214887161U/en active Active
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