CN112901224A - Self-moving roadway support device - Google Patents
Self-moving roadway support device Download PDFInfo
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- CN112901224A CN112901224A CN202110277736.3A CN202110277736A CN112901224A CN 112901224 A CN112901224 A CN 112901224A CN 202110277736 A CN202110277736 A CN 202110277736A CN 112901224 A CN112901224 A CN 112901224A
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- 230000008093 supporting effect Effects 0.000 claims abstract description 147
- 238000012544 monitoring process Methods 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 2
- 230000005641 tunneling Effects 0.000 abstract description 13
- 238000004873 anchoring Methods 0.000 abstract description 10
- 230000009471 action Effects 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 238000005553 drilling Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/40—Devices or apparatus specially adapted for handling or placing units of linings or supporting units for tunnels or galleries
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D20/00—Setting anchoring-bolts
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D20/00—Setting anchoring-bolts
- E21D20/003—Machines for drilling anchor holes and setting anchor bolts
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
- E21D23/049—Connecting devices between the head or foot of a prop and the cap or base of the roof support
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/08—Advancing mechanisms
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Road Signs Or Road Markings (AREA)
Abstract
The invention provides a self-moving roadway supporting device which comprises a first rack and a second rack, wherein a first driving piece of the first rack can drive a first bottom supporting piece to move up and down and enable a first supporting piece to be supported on the ground, and the first top supporting piece and the second top supporting piece are lifted to the upper side of a constructor under the driving action of the first driving piece, so that the supporting effect is achieved for the constructor, the problem that the constructor responsible for anchoring in the tunneling operation of a roadway is in the operation without supporting empty top, and the potential safety hazard is very large is solved.
Description
Technical Field
The invention relates to the technical field of roadway excavation, in particular to a self-moving roadway support device.
Background
The roadway is various paths realized between the earth surface and an ore body in the form of tunneling and drilling, and is used for carrying ore, ventilating, draining, pedestrian and various necessary preparation projects for mining ore newly excavated by metallurgical equipment, the tunneling work usually needs to be accompanied with an anchoring project, the short-tunneling short-support work requires that the anchoring project and the tunneling work need to be alternately carried out within a short interval time, if the work is carried out in the form of alternate movement of a crawler walking multi-arm type anchor rod drilling machine and a tunneling machine, the work is more complicated and has low efficiency, and the alternate movement can damage a roadway bottom plate, so that in order to avoid the problems, the anchoring project usually carries out the work frequently and alternately by holding the anchor rod drilling machine by constructors and the tunneling work, although the common tunneling machine is provided with a temporary support, the size of the temporary support of most of the tunneling machine cannot be adjusted according to the actual roadway width and the area required by the constructors, the support can only be carried out on the accompanying personnel of the heading machine, the support can not be simultaneously met for constructors who hold the anchor rod drilling machine, and if the constructors who are responsible for anchoring in the heading operation of a roadway are in the operation without support under the empty roof, the potential safety hazard is very large.
Disclosure of Invention
The invention provides a self-moving roadway support device, which aims to solve the problem that an anchoring engineering constructor which needs to frequently move forwards in the tunneling operation of a roadway has large potential safety hazard because of operation under an unsupported open top.
The invention provides a self-moving roadway supporting device which comprises a first rack, a second rack and a horizontal driving piece, wherein the first rack comprises a first top supporting piece and a first supporting leg, the first top supporting piece is fixed at the upper end of the first supporting leg, the first supporting leg comprises a first driving piece and a first bottom supporting piece which are connected, and the first driving piece is used for driving the first bottom supporting piece to move up and down and enabling the first bottom supporting piece to contact the bottom of a roadway; the second machine frame comprises a second top supporting piece and a second supporting leg, the second top supporting piece is connected with the first top supporting piece in a sliding mode, the upper end of the second supporting leg is connected to the second top supporting piece, the second supporting leg comprises a second bottom supporting piece and a second driving piece which are connected, and the second driving piece is used for driving the second bottom supporting piece to move up and down and enabling the second bottom supporting piece to be in contact with the bottom of the roadway; the horizontal driving member is connected to the first top supporting member and the second top supporting member, and is used for enabling the first top supporting member and the second top supporting member to move relatively in the horizontal direction.
The self-moving roadway support device further comprises a third top support piece and a third driving piece, wherein the third driving piece is fixed to the second rack, and the third driving piece is used for driving the third top support piece to move above the first top support piece and to contact the top of the roadway while the second bottom support piece is in contact with the bottom of the roadway.
According to the self-moving roadway support device provided by the invention, the second bottom support piece comprises a bottom plate connected to the bottom of the second support leg.
The self-moving roadway support device further comprises a remote control device, the remote control device is provided with a display and a controller, the controller is electrically connected with the first driving piece, the second driving piece and the horizontal driving piece in a remote mode, and the first rack and/or the second rack are/is further provided with a distance monitoring system electrically connected with the controller and used for monitoring the distance between the first rack and/or the second rack and the controller in real time.
According to the self-moving roadway support device provided by the invention, a sliding cavity for the second top support piece to slide is arranged in the first top support piece, the second top support piece is sleeved in the sliding cavity, and a through groove for the second support leg to penetrate through is arranged at the lower end of the sliding cavity. More specifically, the side of the second top support is provided with a second roller which is connected with the sliding cavity in a sliding mode.
According to the self-moving roadway supporting device provided by the invention, the first top supporting piece is an I-shaped steel, and the first top supporting piece is provided with a first roller which is in sliding fit with a groove of the I-shaped steel.
The self-moving roadway support device further comprises a tool support piece for fixing a water detecting and discharging drilling machine and/or an anchor rod drill carriage, and the tool support piece is fixed to the first frame or the second frame.
According to the self-moving roadway support apparatus provided by the present invention, the first top support and/or the second top support may be in contact with the roadway top at the same time as the first bottom support is in contact with the roadway bottom.
According to the self-moving roadway supporting device provided by the invention, the first top supporting piece comprises two first cross beams which are matched in parallel and a plurality of connecting pieces, the two first cross beams are connected and combined through the connecting rods to form an I-shaped structure, and the second top supporting piece is connected with the first cross beams in a sliding manner.
The self-moving roadway supporting device further comprises a roller for winding the supporting net, and two ends of the roller are respectively and rotatably connected with the two first cross beams in parallel fit.
According to the self-moving roadway support device provided by the invention, the second top support piece comprises two second cross beams which are respectively connected with the two first cross beams in a sliding manner, the first support legs are fixed on the first cross beams, the second support legs are fixed on the second cross beams, and the vertical distance between the combination of the two first cross beams and the second cross beams is larger than the width of the tunneling machine.
The self-moving roadway support device provided by the invention has the advantages that under the condition that the first bottom supporting piece is supported on the ground, the first top supporting piece and the second top supporting piece are lifted to the upper side of the constructor under the driving action of the first driving piece, thereby supporting the constructor, the first bottom supporting piece and the second bottom supporting piece of the supporting device can be alternatively lifted under the action of the related driving pieces, so that the rapid front-back movement of each part of the supporting device is realized without manual lifting, the anchor rod can be quickly moved to the front corresponding position after the tunneling operation is finished so as to be matched with the movement of constructors in charge of the anchoring engineering, so that the anchoring engineering and the tunneling operation can be alternately carried out within a short interval time, meanwhile, the support effect can be achieved on the constructors in charge of the anchoring engineering, the safety factor is improved, and the overhead operation of the constructors in the anchoring engineering, which need to frequently move forwards in the tunneling operation, is avoided.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 is a schematic plan view of a first embodiment of the present invention;
FIG. 2 is a schematic view of the mating structure of a first top support and a second top support of a second embodiment of the present invention;
FIG. 3 is a perspective view of the second top support of FIG. 2;
FIG. 4 is a schematic view of the mating structure of the first and second top supports of the third embodiment of the present invention;
FIG. 5 is a perspective view of the second top support of FIG. 4;
FIG. 6 is a schematic perspective view of a fourth embodiment of the present invention;
description of reference numerals:
1. a first frame; 11. a first top support; 111. a slide chamber; 112. a through groove; 113. a first cross member; 114. a connecting member; 12. a first support leg; 121. a first driving member; 122. a first bottom support; 2. a second frame; 21. a second top support; 211. a second roller; 22. a second support leg; 221. a second bottom support; 2211. a base plate; 222. a second driving member; 3. a horizontal drive member; 4. a third top support; 41. a third driving member; 5. a tool support; 51. a water detecting and discharging drilling machine; 52. an anchor rod drill carriage; 6. and (3) a roller.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described below with reference to the accompanying drawings, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the embodiments of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. Specific meanings of the above terms in the embodiments of the present invention can be understood in specific cases by those of ordinary skill in the art.
In embodiments of the invention, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the terms "first embodiment," "first-aspect embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least the first embodiment or example of an embodiment of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
The self-moving roadway support device provided by the invention is described in the following with reference to fig. 1-4.
As shown in fig. 1, a first embodiment of the present invention provides a self-moving roadway supporting device, which includes a first frame 1, a second frame 2 and a horizontal driving member 3, wherein the first frame 1 includes a first top supporting member 11 and a first supporting leg 12, the first top supporting member 11 is fixed at an upper end of the first supporting leg 12, the first supporting leg 12 includes a first driving member 121 and a first bottom supporting member 122 connected with each other, the first bottom supporting member 122 is connected to a bottom of the first driving member 121, and the first driving member 121 is configured to drive the first bottom supporting member 122 to move up and down and enable the first bottom supporting member 122 to contact a roadway bottom; the second frame 2 comprises a second top supporting part 21 and a second supporting leg 22, the second top supporting part 21 is slidably connected with the first top supporting part 11, the upper end of the second supporting leg 22 is connected with the second top supporting part 21, the second supporting leg 22 comprises a second bottom supporting part 221 and a second driving part 222 which are connected, the second bottom supporting part 221 is connected with the bottom of the second driving part 222, and the second driving part 222 is used for driving the second bottom supporting part 221 to move up and down and enabling the second bottom supporting part 221 to contact the bottom of the roadway; the horizontal driving member 3 is connected to the first top supporting member 11 and the second top supporting member 21 for enabling the first top supporting member 11 and the second top supporting member 21 to move relatively in the horizontal direction, the output end of the horizontal driving member 3 may be connected to the first top supporting member 11, the fixed end of the horizontal driving member may be connected to the second top supporting member 21, or the output end of the horizontal driving member may be connected to the second top supporting member 21, and the fixed end of the horizontal driving member may be connected to the first top supporting member 11.
When the supporting device is in the supporting state, the first bottom supporting member 122 is supported on the ground, the first top supporting member 11 is driven upward by the first driving member 121 and lifted above the constructor, the second top supporting member 21 connected to the first top supporting member 11 is also lifted together, therefore, the supporting effect is achieved for constructors, when the constructors need to move, the second bottom supporting piece 221 is driven to lift up and leave the ground through the second driving piece 222, the second top supporting piece 21 is driven to move forwards through the horizontal driving piece 3, the second bottom supporting piece 221 is driven to fall to the ground through the second driving piece 222, the first bottom supporting piece 122 is driven to leave the ground through the first driving piece 121, the first bottom supporting piece 122 is driven to move forwards through the horizontal driving piece 3, the first bottom supporting mechanism is driven to fall to the ground through the first driving piece 121, and the supporting device after moving forwards returns to the supporting state again.
When the horizontal driving element 3 drives the first frame 1 to move forwards, the whole device supported by the second bottom supporting element 221 alone may shake due to insufficient supporting force, and in order to further improve the stability of the supporting device in the moving process of the first frame 1, the supporting device further comprises a third top supporting element 4 and a third driving element 41, the third driving element 41 is fixed on the second frame 2, when the first frame 1 is driven by the horizontal driving element 3 to move forwards, the third driving element 41 can drive the third top supporting element 4 to move above the first top supporting element 11 and contact the top of the roadway while the second bottom supporting element 221 is in contact with the bottom of the roadway, the supporting device can simultaneously have relative supporting force at the top of the roadway and the bottom of the roadway, and the supporting device cannot shake due to insufficient supporting force due to the movement of the first frame 1.
The second bottom support 221 includes a bottom plate 2211 connected to the bottom of the second support leg 22. Can be according to actual demand to change the bottom plate 2211 of different areas, the bottom plate 2211 of large-area can increase the contact surface area, reduces pressure, avoids causing the destruction to the tunnel bottom.
For making things convenient for constructor to the control of supporting device, still include remote control unit, remote control unit is equipped with display and controller, controller and first driving piece 121, the long-range electric connection of second driving piece 222 and horizontal driving piece 3, the handheld remote control unit control supporting device of constructor who is responsible for control supporting device, need not direct contact supporting device and control, and in order can directly to learn the actual displacement distance of supporting device, improve the construction precision, still be equipped with the distance monitoring system with controller electric connection on first frame 1 and/or the second frame 2, be used for the distance between real-time supervision first frame 1 and/or second frame 2 and the controller.
As shown in fig. 2-3, a second embodiment of the present invention provides a self-moving roadway support device, wherein a sliding cavity 111 for sliding the second top supporting member 21 is disposed inside the first top supporting member 11, the second top supporting member 21 is sleeved in the sliding cavity 111, a through slot 112 for penetrating the second supporting leg 22 is disposed at the lower end of the sliding cavity 111, and the second top supporting member 21 is sleeved in the sliding cavity 111 of the first top supporting member 11, so as to reduce the overall occupied area of the support device.
According to the embodiment, the second roller 211 slidably connected to the sliding cavity 111 is disposed on the side surface of the second top supporting member 21, and the friction between the first top supporting member 11 and the second top supporting member 21 is reduced by the rolling fit of the second roller 211, so that the first frame 1 and the second frame 2 can move more smoothly in the horizontal direction, thereby improving the working efficiency.
As shown in fig. 4 to 5, a third embodiment of the present invention provides a self-moving roadway support device, which is different from the second embodiment in that the first top support member is an i-beam, and the second top support member is provided with a first roller which is slidably fitted in a groove of the i-beam. The I-steel is prior art, and its both sides have the recess that can supply first gyro wheel to slide and support certainly, and first gyro wheel has played support and gliding effect to second top support piece simultaneously, simple structure, easily processing.
As shown in fig. 6, the fourth embodiment of the present invention provides a self-moving roadway supporting device, further comprising a tool support 5 for fixing a water-detecting and-discharging drill 51 or a jumbolter 52, which is fixed to the first frame 1 or the second frame 2.
Need not the constructor and lift up through the manpower hand and visit water rig 51 or stock drill carriage 52, the constructor only need control its direction of action can, increased the stability in the work progress, visit water rig 51 or stock drill carriage 52 slidable connection in first frame 1 or second frame 2, make its position easily adjust, the processing action point easily adjusts, and the accessible slides the mode of limit anchor and is under construction, makes the anchor circuit straighter.
Because of the spy that is fixed in tool support 5 and puts water rig 51 and anchor drill carriage 52 and produce the vibration at the during operation, this vibration can direct conduction to strutting arrangement, for avoiding this vibration to lead to the strutting arrangement to collapse, first top support piece 11 and/or second top support piece 21 can contact with the tunnel top in first bottom support piece 122 and tunnel bottom contact, strutting arrangement can all have relative holding power simultaneously at tunnel top and tunnel bottom, strutting arrangement can reduce the range of rocking at the vibration in-process, avoid collapsing.
According to the present embodiment, the first top support 11 comprises two first beams 113 and a plurality of connecting members 114, wherein the two first beams 113 are parallel and matched, the two first beams 113 are connected and combined through connecting rods to form an i-shaped structure, and the second top support 21 is slidably connected with the first beams 113. The plate body can be directly placed to the up end of "worker" word structure that first crossbeam 113 and a plurality of connecting piece 114 are constituteed, support parts that play the separation effect such as supporting net, and first frame 1 is first crossbeam 113 and a plurality of connecting piece 114 of bar after dismantling, easily accomodate, and simultaneously, connecting piece 114 can be used to sliding connection surveys and puts water rig 51 and stock drill carriage 52, make and visit water rig 51 and stock drill carriage 52 and can prolong connecting piece 114 lateral shifting, construction flexibility ratio has been improved.
According to this embodiment, still including the cylinder 6 that is used for rolling up the supporting net, its both ends rotate with two first crossbeams 113 of parallel fit respectively and are connected, can cover the supporting net in the up end of "worker" word structure through rotating cylinder 6, realize strutting, need not large tracts of land plate body and strut, reduce device weight to improve the removal efficiency, and after accomplishing the construction and leaving the tunnel, directly can accomodate the supporting net through cylinder 6 rolling up supporting net.
According to this embodiment, the second top support 21 includes two second beams respectively slidably connected to the two first beams 113, the first support leg 12 is fixed to the first beam 113, the second support leg 22 is fixed to the second beam, after the support device is disassembled, the first beam 113 and the second beam are easily accommodated, the lower side of the support device can be simultaneously directly accessed by the heading machine, even if the heading machine can be accommodated below the support device, the worker of the heading machine can be supported simultaneously, and the vertical distance between the combination of the two first beams 113 and the second beam is set to be larger than the width of the heading machine.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a from moving formula roadway support device which characterized in that includes:
the first machine frame comprises a first top supporting piece and a first supporting leg, the first top supporting piece is fixed at the upper end of the first supporting leg, the first supporting leg comprises a first driving piece and a first bottom supporting piece which are connected, and the first driving piece is used for driving the first bottom supporting piece to move up and down and enabling the first bottom supporting piece to contact the bottom of the roadway;
the second machine frame comprises a second top supporting piece and a second supporting leg, the second top supporting piece is connected with the first top supporting piece in a sliding mode, the upper end of the second supporting leg is connected to the second top supporting piece, the second supporting leg comprises a second bottom supporting piece and a second driving piece which are connected, and the second driving piece is used for driving the second bottom supporting piece to move up and down and enabling the second bottom supporting piece to be in contact with the bottom of the roadway;
and the horizontal driving part is connected to the first top supporting part and the second top supporting part and is used for enabling the first top supporting part and the second top supporting part to move relatively in the horizontal direction.
2. The self-advancing roadway support apparatus as claimed in claim 1, further comprising:
a third top support;
and the third driving piece is fixed on the second rack and used for driving the third top supporting piece to move to the position above the first top supporting piece and contact the top of the roadway while the second bottom supporting piece is in contact with the bottom of the roadway.
3. The self-advancing roadway support apparatus of claim 1, wherein the second bottom support member comprises a bottom plate connected to the bottom of the second support leg.
4. The self-moving roadway support device according to claim 1, further comprising a remote control device, wherein the remote control device is provided with a display and a controller, the controller is remotely and electrically connected with the first driving piece, the second driving piece and the horizontal driving piece, and a distance monitoring system electrically connected with the controller is further arranged on the first rack and/or the second rack and is used for monitoring the distance between the first rack and/or the second rack and the controller in real time.
5. The self-moving roadway support device according to claim 1, wherein a sliding cavity for the second top support member to slide is provided inside the first top support member, the second top support member is sleeved in the sliding cavity, and a through groove for the second support leg to pass through is provided at a lower end of the sliding cavity.
6. The self-propelled roadway support apparatus according to claim 1, wherein the first top support member is an i-beam, and the second top support member is provided with a first roller slidably fitted in a groove of the i-beam.
7. The self-propelled roadway support apparatus of claim 1, further comprising a tool support for securing a water-detecting and-discharging drill and/or a jumbolter truck, secured to the first frame or the second frame.
8. The self-advancing roadway support apparatus of claim 7, wherein the first top support and/or the second top support are contactable with the roadway top at the same time as the first bottom support is contactable with the roadway bottom.
9. The self-propelled roadway support apparatus of any one of claims 1-8, wherein the first top support member comprises two first beams and a plurality of connecting members, the first beams being in parallel engagement, the two first beams being connected by the connecting rods, and the second top support member being slidably connected to the first beams.
10. The self-propelled roadway support device according to claim 9, further comprising a roller for winding a support net, wherein two ends of the roller are respectively and rotatably connected with the two first cross beams which are matched in parallel.
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| CN202110277736.3A CN112901224B (en) | 2021-03-15 | 2021-03-15 | Self-moving roadway support device |
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| CN202110277736.3A CN112901224B (en) | 2021-03-15 | 2021-03-15 | Self-moving roadway support device |
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| CN215213542U (en) * | 2021-03-15 | 2021-12-17 | 龚航 | Self-moving roadway support device |
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| JP2001138148A (en) * | 1999-11-10 | 2001-05-22 | Seibu Denki Kogyo Kk | Device and method for connecting pipe member |
| CN105350991A (en) * | 2015-12-02 | 2016-02-24 | 中国矿业大学(北京) | Roadway construction temporary support device and construction method thereof |
| CN110219681A (en) * | 2019-06-13 | 2019-09-10 | 霍州煤电集团河津腾晖煤业有限责任公司 | A kind of mobile temporary supporting device and its construction method |
| CN210370733U (en) * | 2019-08-05 | 2020-04-21 | 邯郸学院 | Temporary support device |
| CN215213542U (en) * | 2021-03-15 | 2021-12-17 | 龚航 | Self-moving roadway support device |
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