CN212508377U - Mine tunnel supporting device - Google Patents
Mine tunnel supporting device Download PDFInfo
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- CN212508377U CN212508377U CN202020762315.0U CN202020762315U CN212508377U CN 212508377 U CN212508377 U CN 212508377U CN 202020762315 U CN202020762315 U CN 202020762315U CN 212508377 U CN212508377 U CN 212508377U
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Abstract
The utility model provides a mine road supporting device, which is characterized in that a supporting plate is supported on a base through a first hydraulic cylinder, a second hydraulic cylinder and a telescopic upright post, the lifting of the supporting plate is realized through the mutual matching of the first hydraulic cylinder, the second hydraulic cylinder and the telescopic upright post, the supporting plate is lifted when in use, and the supporting plate can be lowered when not in use, thereby saving space; still be equipped with a plurality of pieces of strutting on the backplate, connect through spring and telescopic link, the backplate top still is equipped with the sawtooth, during the use, the backplate is to strutting the piece and exert pressure, strut the piece and carry out the flexible support to the rock mass surface under the effect of spring, and strut and be equipped with pressure sensor on the piece, can the sensing rock mass and strut the pressure between the piece, pressure sensor and controller electric connection, the electronic oil pump can be controlled to the controller for the supporting dynamics of device is more suitable balanced.
Description
Technical Field
The utility model relates to a mine tunnel supports the field, especially relates to a mine road supporting device.
Background
When the tunnel passes through the weak and broken surrounding rocks, the excavation disturbance can cause larger surrounding rock deformation, if the primary support measures are not timely carried out, the surrounding rock deformation may exceed the allowable range, and the tunnel face instability and tunnel collapse are caused in serious cases, so that great economic loss is caused, and at the moment, the tunnel support measures are adopted to control the deformation of the surrounding rocks, so that the aim of ensuring the safety of the tunnel is fulfilled.
The support measures commonly used in the current production are generally as follows: the method is characterized in that an advanced anchor rod and an advanced small steel pipe are used for supporting, an advanced pipe shed support is built, and grouting is carried out to reinforce surrounding rocks and block water supports, and the advanced supporting measures not only waste time and labor, but also cause deformation of the surrounding rocks during construction, and can lead to the possibility of instability of a tunnel face and collapse of a tunnel to a certain extent.
In recent years, tunnel supporting frames are gradually used in large scale in production, the supporting frames are simple to use, a large amount of labor and time are not consumed, the production efficiency is greatly improved, the tunnel supporting frames still need manual carrying, the supporting surfaces are planes and are not suitable for the condition that the rock mass surface is uneven, the supporting frames are in rigid contact with the rock mass surface, the rock mass can be cracked in supporting, the constructors are easily injured during disassembly, and meanwhile supporting force during supporting often depends on experience and cannot play a reasonable and moderate supporting role. Therefore, a mine tunnel supporting device is needed urgently, and the problems that an existing mine tunnel supporting device is inconvenient to use and uneven in supporting strength can be solved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a mine road supporting device to solve above-mentioned current mine road supporting device and use inconvenient and strut the inhomogeneous problem of dynamics.
In order to achieve the above object, the utility model provides a following scheme:
the utility model provides a mine path supporting device, which comprises a base, wherein the middle part of the upper surface of the base is hinged with a first hydraulic cylinder and a second hydraulic cylinder, the first hydraulic cylinder and the second hydraulic cylinder are provided with two groups and symmetrically arranged on the base, and the top end of a piston rod of the first hydraulic cylinder is hinged with the middle part of a cylinder body of the second hydraulic cylinder;
the two supporting plates are connected through a first universal joint, guide sliding grooves are formed in the bottoms of the two supporting plates, a second universal joint is mounted on each guide sliding groove and is slidably connected with the guide sliding grooves, the bottom of each second universal joint is fixedly connected with a piston rod of the second hydraulic cylinder, four telescopic stand columns are further fixed on four corners of the base, and the top ends of the piston rods of the telescopic stand columns are connected with the supporting plates through a third universal joint;
the first hydraulic cylinder, the second hydraulic cylinder and the telescopic upright post are externally connected with electric oil pumps;
a supporting block is arranged above the supporting and protecting plate and connected to the supporting and protecting plate through a telescopic rod, a spring is sleeved outside the telescopic rod, and a pressure sensor is arranged on the upper surface of the supporting block;
the controller is electrically connected with the electric oil pump and the pressure sensor respectively.
Preferably, the supporting blocks are distributed on the supporting plate in a chessboard manner, gaps are reserved among the supporting blocks, and the upper surface of each supporting block is provided with a pressure sensor.
Preferably, the supporting block is rectangular, and the top end of the supporting block is provided with sawteeth.
Preferably, the spring is a high strength spring.
Preferably, the lower extreme of base still is equipped with the universal wheel of taking the dead structure of lock, the universal wheel is four, fixes respectively the four corners department of base lower surface.
Preferably, be equipped with the oil duct in the base, respectively with first pneumatic cylinder, second pneumatic cylinder with flexible stand intercommunication, and the oil pipe mouth is equipped with quick-operation joint, quick-operation joint pass through oil pipe with oil pump connection.
The utility model discloses following beneficial technological effect has been gained for prior art:
the utility model provides a mine road supporting device, which is characterized in that a supporting plate is supported on a base through a first hydraulic cylinder, a second hydraulic cylinder and a telescopic upright post, the lifting of the supporting plate is realized through the mutual matching of the first hydraulic cylinder, the second hydraulic cylinder and the telescopic upright post, the supporting plate is lifted when in use, and the supporting plate can be lowered when not in use, thereby saving space; still be equipped with a plurality of pieces of strutting on the backplate, connect through spring and telescopic link, the backplate top still is equipped with the sawtooth, during the use, the backplate is to strutting the piece and exert pressure, strut the piece and carry out the flexible support to the rock mass surface under the effect of spring, and strut and be equipped with pressure sensor on the piece, can the sensing rock mass and strut the pressure between the piece, pressure sensor and controller electric connection, the electronic oil pump can be controlled to the controller for the supporting dynamics of device is more suitable balanced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic structural view of a mine tunnel supporting device provided by the present invention;
fig. 2 is a schematic structural view of a supporting part in the mine tunnel supporting device provided by the utility model;
fig. 3 is a schematic structural view of the working state of the mine tunnel supporting device provided by the present invention;
fig. 4 is a schematic structural view of a mine support device provided by the present invention in a folded state;
fig. 5 is a schematic diagram of an electrical connection relationship of a mine support device provided by the present invention;
in the figure: 1: base, 2: first hydraulic cylinder, 3: second hydraulic cylinder, 4: flexible stand, 5: supporting and protecting plate, 6: first universal joint, 7: support block, 8: telescopic rod, 9: spring, 10: second universal joint, 11: third universal joint, 12: universal wheel, 13: electric oil pump, 14: pressure sensor, 15: and a controller.
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.
The utility model aims at providing a mine road supporting device to solve current mine road supporting device and use inconvenient and strut the inhomogeneous problem of dynamics.
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and specific examples.
The embodiment provides a mine tunnel supporting device, as shown in fig. 1-5, which comprises a base 1, wherein the middle part of the upper surface of the base 1 is hinged with a first hydraulic cylinder 2 and a second hydraulic cylinder 3, the first hydraulic cylinder 2 and the second hydraulic cylinder 3 are two groups and symmetrically arranged on the base 1, and the top end of a piston rod of the first hydraulic cylinder 2 is hinged with the middle part of a cylinder body of the second hydraulic cylinder 3; the two supporting plates 5 are connected through a first universal joint 6, guide sliding grooves are formed in the bottoms of the two supporting plates 5, a second universal joint 10 is mounted on each guide sliding groove, the second universal joint 10 is connected with the guide sliding grooves in a sliding mode, the bottom of each second universal joint 10 is fixedly connected with a piston rod of the second hydraulic cylinder 3, four telescopic stand columns 4 are further fixed on four corners of the base 1, and the top ends of piston rods of the telescopic stand columns 4 are connected with the supporting plates 5 through third universal joints 11; the first hydraulic cylinder 2, the second hydraulic cylinder 3 and the telescopic upright post 4 are externally connected with an electric oil pump 13; a supporting block 7 is arranged above the supporting plate 5, the supporting block 7 is connected to the supporting plate 5 through a telescopic rod 8, a spring 9 is sleeved outside the telescopic rod 8, and a pressure sensor 14 is arranged on the upper surface of the supporting block 5; the oil pump further comprises a controller 15, and the controller 15 is electrically connected with the electric oil pump 13 and the pressure sensor 14 respectively.
Specifically, the supporting blocks 7 are multiple and distributed on the supporting plate 7 in a chessboard mode, gaps are reserved among the supporting blocks 7, the upper surface of each supporting block 7 is provided with a pressure sensor 14, and the pressure sensors 14 can sense the pressure between the supporting blocks and a rock body, so that the supporting strength is in a proper state.
Furthermore, the supporting block is rectangular, and sawteeth are arranged at the top end of the supporting block, so that the friction force between the supporting block and a rock body is improved.
Further, the spring is a high strength spring.
Furthermore, the lower extreme of base still is equipped with the universal wheel of taking the dead structure of lock, and the universal wheel is four, fixes respectively in the four corners department of base lower surface, through the rotation of universal wheel 12, drives the support device and removes, has made things convenient for support device's installation and dismantlement.
Further, be equipped with the oil duct in the base, respectively with first pneumatic cylinder, second pneumatic cylinder and flexible stand intercommunication, and the oil pipe mouth is equipped with quick-operation joint, and quick-operation joint passes through oil pipe and oil pump connection, and electric oil pump 13 can make hydraulic structure simultaneous action through pump oil and oil pumping, realizes sensitive quick lift.
The utility model provides a pair of mine road supporting device, its application method is: selecting a rock mass surface to be supported, stably placing the supporting device provided by the utility model below the rock mass surface, locking the universal wheel 12, connecting the electric oil pump 13 with a quick joint on the base 1 through a high-pressure oil pipe, starting the controller 15, the controller 15 can control the electric oil pump 13 to pump hydraulic oil, starting the first hydraulic cylinder 2, the second hydraulic cylinder 3 and the telescopic upright post 4, jacking the supporting plate 5, enabling the supporting plate 5 to stably rise until the supporting block 7 is contacted with the rock mass surface, and the spring 9 is in a compression state, at the moment, generating pressure between the supporting block 7 and the rock mass, the pressure sensor 14 can detect the pressure and transmit the pressure to the controller 15, when the pressure reaches a certain range value, the controller 15 controls the electric oil pump 13 to stop working, at the moment, the supporting plate 5 of the part will not rise any more, due to the arrangement of the first universal joint 6, the two supporting plates 5 can rotate relatively at multiple angles, the second universal joint 10 and the third universal joint 11 enable the supporting plates and the hydraulic device to rotate relatively at multiple angles, the supporting plates 5 which are not contacted with the rock mass surface continue to rise, the actions are repeated, the supporting blocks 7 meet the raised or sunken rock mass surface, the compression degrees of the springs 9 are different, and until all the springs 9 are in a compression state, as shown in figure 3, the supporting devices support the rock mass surface flexibly and stably in an omnibearing manner; when the universal wheel is disassembled, the supporting plate 5 can be lowered only by controlling the hydraulic device, and finally folded together with the base 1, the locking device of the universal wheel 12 is unlocked, and the supporting device can be easily moved to the next rock mass to be supported. The whole supporting process is time-saving and labor-saving, does not need complex operation steps, is stable, reliable and moderate in supporting, can be folded when not used, saves space, is convenient to move, and does not need to consume a large amount of manpower.
The utility model discloses the principle and the implementation mode of the utility model are explained by applying the concrete examples, and the explanation of the above examples is only used for helping to understand the method and the core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present description should not be construed as a limitation of the present invention.
Claims (6)
1. The utility model provides a mine road supporting device which characterized in that: the hydraulic cylinder device comprises a base, wherein a first hydraulic cylinder and a second hydraulic cylinder are hinged to the middle of the upper surface of the base, the first hydraulic cylinder and the second hydraulic cylinder are divided into two groups and symmetrically arranged on the base, and the top end of a piston rod of the first hydraulic cylinder is hinged to the middle of a cylinder body of the second hydraulic cylinder;
the two supporting plates are connected through a first universal joint, guide sliding grooves are formed in the bottoms of the two supporting plates, a second universal joint is mounted on each guide sliding groove and is slidably connected with the guide sliding grooves, the bottom of each second universal joint is fixedly connected with a piston rod of the second hydraulic cylinder, four telescopic stand columns are further fixed on four corners of the base, and the top ends of the piston rods of the telescopic stand columns are connected with the supporting plates through a third universal joint;
the first hydraulic cylinder, the second hydraulic cylinder and the telescopic upright post are externally connected with electric oil pumps;
a supporting block is arranged above the supporting and protecting plate and connected to the supporting and protecting plate through a telescopic rod, a spring is sleeved outside the telescopic rod, and a pressure sensor is arranged on the upper surface of the supporting block;
the controller is electrically connected with the electric oil pump and the pressure sensor respectively.
2. A mine support apparatus according to claim 1, wherein: the supporting plates are distributed in a chessboard mode, gaps are reserved among the supporting blocks, and the upper surface of each supporting block is provided with a pressure sensor.
3. A mine support apparatus according to claim 2, wherein: the supporting block is rectangular, and sawteeth are arranged at the top end of the supporting block.
4. A mine support apparatus according to claim 1, wherein: the spring is a high-strength spring.
5. A mine support apparatus according to claim 1, wherein: the lower extreme of base still is equipped with the universal wheel of taking the dead structure of lock, the universal wheel is four, fixes respectively the four corners department of base lower surface.
6. A mine support apparatus according to claim 1, wherein: the base is internally provided with an oil duct which is communicated with the first hydraulic cylinder, the second hydraulic cylinder and the telescopic upright post respectively, and an oil duct opening is provided with a quick joint which is connected with the oil pump through an oil pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020762315.0U CN212508377U (en) | 2020-05-11 | 2020-05-11 | Mine tunnel supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020762315.0U CN212508377U (en) | 2020-05-11 | 2020-05-11 | Mine tunnel supporting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212508377U true CN212508377U (en) | 2021-02-09 |
Family
ID=74445934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020762315.0U Active CN212508377U (en) | 2020-05-11 | 2020-05-11 | Mine tunnel supporting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212508377U (en) |
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2020
- 2020-05-11 CN CN202020762315.0U patent/CN212508377U/en active Active
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