CN220248127U - Roadway support structure for mining - Google Patents

Abstract

The utility model provides a roadway support structure for mining, which particularly relates to the technical field of roadway support, and comprises a stand column, an arched beam and a cross beam, wherein the top end of the stand column and the surface of the arched beam are provided with a fixed box, a connecting mechanism is arranged in the fixed box, the connecting mechanism comprises two groups of moving plates which move horizontally, a threaded rod which drives the moving plates to move, a stress gear fixedly connected to the outer surface of the threaded rod, a power gear meshed with the stress gear and a rotating column which drives the power gear to rotate, a plurality of groups of clamping columns are arranged on the surface of the connecting plate, and the clamping columns are clamped with connecting pieces arranged at two ends of the cross beam.

Description

Roadway support structure for mining

Technical Field

The utility model relates to the technical field of roadway support, in particular to a roadway support structure for mining.

Background

The roadway is a variety of passages drilled between the earth surface and the ore body for carrying ores, ventilation, drainage, pedestrians, various necessary preparation projects for newly cutting ores for metallurgical equipment, and the like, and thus the roadway needs to be supported in order to ensure the safety of mining.

The supporting structure of tunnel among the prior art comprises back timber, support column and connecting piece, through placing the back timber at the support column top, cup joints the connecting piece in back timber and the junction of support column again, fastens the connecting piece through twisting the bolt to support the tunnel, but in order to guarantee the stability of tunnel, need equidistant mounting supporting structure in the tunnel, consequently need fasten a large amount of connecting pieces, make the installation operation comparatively troublesome.

Disclosure of Invention

In order to solve the technical problems that the connecting pieces are fastened by screwing the bolts so as to support the roadway, but in order to ensure the stability of the roadway, the supporting structures are required to be installed in the roadway at equal intervals, so that a large number of connecting pieces are required to be fastened, and the installation operation is troublesome, the utility model provides a excavated roadway supporting structure.

The utility model provides a mining roadway supporting structure which comprises upright posts, arch beams and cross beams, wherein the top ends of the upright posts and the surfaces of the arch beams and the cross beams are provided with the fixed boxes, the inside of each fixed box is provided with a connecting mechanism, each connecting mechanism comprises two groups of moving plates which move horizontally, a threaded rod which drives the moving plates to move, a force bearing gear fixedly connected to the outer surface of each threaded rod, a power gear meshed with the force bearing gear and a rotating column which drives the power gear to rotate, a plurality of groups of clamping columns are arranged on the surface of each connecting plate, and the clamping columns are clamped with connecting pieces arranged at two ends of the cross beams.

Preferably, connecting pieces are respectively arranged at two ends of the cross beam, through holes are respectively formed in the surfaces of each group of connecting pieces, a plurality of groups of through holes are formed in the surfaces of the fixing boxes, and the clamping columns penetrate through the through holes and are connected with the through holes formed in the connecting pieces.

Preferably, the surface of the clamping column is provided with a groove, both sides of the connecting piece are respectively provided with a through groove, each group of through grooves is internally provided with a clamping block, and the clamping blocks are clamped with the groove formed in the surface of the clamping column.

Preferably, the through hole is formed in the top end of the fixed box, the bearing is arranged in the through hole, the bearing is connected with the rotating column, and the cross groove is formed in the top end of the rotating column.

Preferably, two groups of slide ways are arranged at the top end of the fixed box, a clamping plate is arranged at one end of the arched girder and connected with the sliding plate, a connecting plate is arranged at the other end of the arched girder, and the two groups of arched girders are oppositely arranged.

Preferably, a plurality of groups of threaded holes are respectively formed in the surface of each group of connecting plates, and bolts are respectively arranged between every two groups of corresponding threaded holes.

Compared with the related art, the excavated roadway support structure provided by the utility model has the following beneficial effects:

when the support structure needs to be installed, a plurality of groups of upright posts are fixed on the surface of a roadway at equal intervals, the cross beam is lifted to the same horizontal plane of the fixed box, the rotating column is rotated again to drive the power gear to rotate, the power gear is driven to rotate, the threaded rod is driven to rotate by the stress gear, the movable plate is pushed to horizontally move inside the fixed box, the clamping column and the cross beam are clamped, and the cross beam is installed, so that the roadway support structure is installed more simply.

Drawings

FIG. 1 is a schematic view of a preferred embodiment of a excavated roadway support structure provided by the present utility model;

FIG. 2 is a schematic structural view of the connecting mechanism of the present utility model;

FIG. 3 is a schematic view of the structure of the surface of the connector according to the present utility model;

fig. 4 is a schematic structural view of an arched girder connection structure according to the present utility model.

Reference numerals in the drawings:

1. a column; 2. a connecting mechanism; 21. rotating the column; 22. a power gear; 23. a force-bearing gear; 24. a threaded rod; 25. a moving plate; 3. a cross beam; 4. arched beams; 5. a connecting piece; 6. a clamping column; 7. a clamping block; 8. a clamping plate; 9. a connecting plate; 10. and fixing the box.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. In the present specification, "plurality" means two or more.

In the description of the present specification, the descriptions of the terms "embodiment," "one embodiment," and the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or embodiment is included in at least one embodiment or illustrated embodiment of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same examples or implementations. Furthermore, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or implementations.

Referring to fig. 1-4, the embodiment of the utility model provides a roadway supporting structure for mining, which comprises a column 1, an arched beam 4 and a cross beam 3, wherein the top end and the surface of the column 1 are provided with a fixed box 10, a connecting mechanism 2 is arranged in the fixed box 10, the connecting mechanism 2 comprises two groups of moving plates 25 which move horizontally, a threaded rod 24 which drives the moving plates 25 to move, a force-bearing gear 23 which is fixedly connected to the outer surface of the threaded rod 24, a power gear 22 meshed with the force-bearing gear 23, and a rotating column 21 which drives the power gear 22 to rotate, a plurality of groups of clamping columns 6 are arranged on the surface of a connecting plate 9, and the clamping columns 6 are clamped with connecting pieces 5 arranged at two ends of the cross beam 3.

Wherein, connecting piece 5 is provided with respectively at crossbeam 3 both ends, and the through-hole has been seted up respectively to every group connecting piece 5 surface, and the multiunit through-hole has been seted up on fixed case 10 surface, and draw-in post 6 passes the through-hole and meets with the through-hole that connecting piece 5 was seted up, can promote draw-in post 6 to pass the through-hole and meet with connecting piece 5 when movable plate 25 removes, and draw-in post 6 surface has seted up the recess, logical groove has been seted up respectively to connecting piece 5 both sides, and every group is led to inslot portion and is provided with fixture block 7 respectively, and the recess joint that fixture block 7 and draw-in post 6 surface were seted up, after the draw-in post 6 gets into the through-hole inside that connecting piece 5 was seted up, utilize the recess joint that fixture block 7 and draw-in post 6 surface were seted up, fix crossbeam 3.

Wherein, the through-hole has been seted up on fixed box 10 top, and the inside bearing that is provided with of through-hole, the inside rotation post 21 that is connected of bearing, the cross recess has been seted up on rotation post 21 top, utilizes the bearing to be connected with rotation post 21 for can not receive fixed box 10 influence when rotation post 21 removes.

Wherein, two sets of slides have been seted up on fixed box 10 top, and arched girder 4 one end is provided with cardboard 8, and cardboard 8 is connected with the slip, and the arched girder 4 other end is provided with connecting plate 9, two sets of arched girder 4 set up relatively, and the slide of seting up with fixed box 10 utilizes cardboard 8 is connected, can install arched girder 4 fast, and multiunit screw hole has been seted up respectively on every connecting plate 9 surface of group, and is provided with the bolt between every two sets of corresponding screw holes respectively, and the reuse a small amount of bolts installs the arched girder 4 other end.

The working principle provided by the utility model is as follows:

when the support structure needs to be installed, a plurality of groups of upright posts 1 are fixed on the surface of a roadway at equal intervals, the cross beam 3 is lifted to the same horizontal plane of the fixed box 10, the rotating column 21 is rotated to drive the power gear 22 to rotate, the power gear 23 is driven to rotate along with the power gear 22, the threaded rod 24 is driven to rotate by the stressed gear 23, the movable plates 25 are pushed to horizontally move along the inside of the fixed box 10, and due to the fact that the directions of threaded holes formed in the two groups of movable plates 25 are opposite, the two groups of movable plates 25 are in contact or separate movement, the clamping column 6 is clamped with the cross beam 3, the cross beam 3 is installed, the roadway support structure is installed more simply, meanwhile, the clamping plate 8 is connected with a slideway formed in the fixed box 10, the arch beam 4 can be installed rapidly, and the other end of the arch beam 4 is installed by a small amount of bolts.

Although the present disclosure is described above, the scope of protection of the present disclosure is not limited thereto. Various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the disclosure, and these changes and modifications will fall within the scope of the utility model.

Claims (6)

1. The utility model provides a roadway support structure of excavation, includes arched girder (4) and crossbeam (3) that stand (1) and stand (1) top and surface set up, a serial communication port, stand (1) top is provided with fixed box (10), and fixed box (10) inside is provided with coupling mechanism (2), coupling mechanism (2) are including two sets of horizontal migration's movable plate (25), drive threaded rod (24) that movable plate (25) removed, fixed connection in threaded rod (24) external surface atress gear (23), with atress gear (23) engaged with power gear (22) and drive power gear (22) pivoted spliced pole (21), arched girder (4) other end is provided with connecting plate (9), two sets of arched girder (4) set up relatively, connecting plate (9) surface is provided with multiunit card post (6), and card post (6) and connecting piece (5) joint that crossbeam (3) both ends set up.

2. The excavated roadway support structure according to claim 1, wherein connecting pieces (5) are respectively arranged at two ends of the cross beam (3), through holes are respectively formed in the surfaces of each group of connecting pieces (5), a plurality of groups of through holes are formed in the surfaces of the fixing boxes (10), and the clamping columns (6) penetrate through the through holes and are connected with the through holes formed in the connecting pieces (5).

3. The excavated roadway support structure according to claim 1, wherein grooves are formed in the surfaces of the clamping columns (6), through grooves are formed in two sides of the connecting piece (5), clamping blocks (7) are arranged in each through groove, and the clamping blocks (7) are clamped with the grooves formed in the surfaces of the clamping columns (6).

4. The excavated roadway support structure of claim 1, wherein a through hole is formed in the top end of the fixed box (10), a bearing is arranged in the through hole, the bearing is connected with a rotating column (21) inside, and a cross groove is formed in the top end of the rotating column (21).

5. The excavated roadway support structure of claim 1, wherein two sets of slide ways are arranged at the top end of the fixed box (10), a clamping plate (8) is arranged at one end of the arched girder (4), and the clamping plate (8) is connected with the sliding.

6. The excavated roadway support structure of claim 5, wherein a plurality of sets of threaded holes are respectively formed in the surface of each set of connecting plates (9), and bolts are respectively arranged between each two sets of corresponding threaded holes.