CN216240719U - Anchor net supporting device for advance support of coal mine driving face - Google Patents

Abstract

The utility model discloses an anchor net supporting device for advance support of a coal mine tunneling working face, and discloses a supporting device which can replace manual supporting and supporting of an anchor net and can stably support the anchor net. Its characterized in that two the bottom plate has been put respectively to support column one end, and the backup pad has been put respectively to the other end, supports on two backup pads are arranged respectively in at the horizontal pole both ends, and a plurality of montant one end equidistance of supporting are arranged in and are supported on the horizontal pole, and a plurality of montant other ends of supporting are connected with fixed roof, equidistant the division has a plurality of grooves of placeeing on the fixed roof lateral wall, rotate the vaulting pole tip and arrange corresponding through the articulated shaft and place in and place the inslot, rotate the vaulting pole bottom and be close to end position and open and have the spout, and slider slidable arranges in the spout, the slider is last to be put fastening bolt, supports the montant and corresponds to rotate and has set the vaulting pole between the vaulting pole, it is articulated mutually with corresponding support montant through fixed ear to support vaulting pole one end, and the other end is articulated mutually with corresponding slider on rotating the vaulting pole, and supports the montant and is close to other end department and has set up fixed ear.

Description

Anchor net supporting device for advance support of coal mine driving face

Technical Field

The utility model discloses an anchor net supporting device for advance support of a coal mine tunneling working face, relates to an anchor net supporting device used in advance support of a coal mine tunneling working face, and belongs to the field of coal mine equipment. In particular to a supporting device which can replace manual supporting and supporting of an anchor net and can stably support the anchor net.

Background

The roadway excavation is needed before coal mining, so that the coal is used for ore transportation, ventilation, drainage, pedestrians, transportation equipment and the like, in the coal mine roadway excavation process, due to the fact that coal is soft and broken, local roof fall and rib spalling often occur, a roof plate needs to be supported, when the roadway is excavated for a certain distance, a roof plate of the roadway can have an empty roof, before the next section of excavation work is conducted on an excavation working face, the roof plate at the position needs to be supported temporarily, an existing roof plate temporary supporting device usually adopts an anchor net supporting mode, the supporting mode needs coal mine workers to manually support a metal net on the roof plate of the roadway, then the metal net is fixed through anchor rods to form roadway roof supporting, manual supporting and fixing are time-consuming and labor-consuming, and work efficiency is low.

Publication No. CN211500687U discloses a coal mine tunnel roof stock temporary support system, including interim tray, temporary nut and top protection formula forestope, interim tray and temporary nut set up at anchor net piece overlap joint and install on the stock, temporary nut presses and establishes on interim tray, top protection formula forestope sets up at the headwork rear, top protection formula forestope hangs through rings and establishes on the roof, this support system passes through stock and top protection device and fixes the anchor net on the roof, need artifically to lift the anchor net when fixed anchor net, increased workman's the amount of labour, waste time and energy, work efficiency is reduced.

Disclosure of Invention

In order to improve the situation, the utility model provides an anchor net supporting device for advance support of a coal mine driving working face, which can replace manual supporting and supporting of an anchor net and can stably support the anchor net.

The utility model relates to an anchor net supporting device for advance support of a coal mine driving working face, which is realized by the following steps: the utility model relates to an anchor net supporting device for advance support of a coal mine driving face, which consists of supporting columns, supporting cross rods, supporting vertical rods, a fixed top plate, rotary supporting net rods, supporting plates, a bottom plate, sliding chutes and sliding blocks, wherein one end of each of the two supporting columns is provided with the bottom plate, the other end of each of the two supporting columns is provided with the supporting plate, the two supporting columns are parallel to each other, two ends of each of the supporting cross rods are respectively arranged on the two supporting plates, one end of each of the plurality of supporting vertical rods is equidistantly arranged on each of the supporting cross rods, the other end of each of the plurality of supporting vertical rods is connected with the fixed top plate, a plurality of placing grooves are equidistantly arranged on the side wall of the fixed top plate, a plurality of rotary supporting net rods are in one-to-one correspondence with the plurality of placing grooves, the end parts of the rotary supporting net rods are hinged in the corresponding placing grooves through hinged shafts, the plurality of supporting vertical rods are in one-to-one correspondence with the plurality of rotary supporting net rods, and the sliding chutes are arranged at positions close to the end parts of the bottoms of the rotary supporting net rods, the sliding block can be arranged in the sliding groove in a sliding mode, a fastening bolt is arranged on the sliding block, a support rod is arranged between the support vertical rod and the corresponding rotary supporting net rod, one end of the support rod is hinged with the corresponding support vertical rod through a fixing lug, the other end of the support rod is hinged with the sliding block on the corresponding rotary supporting net rod through the fixing lug, and a fixing lug is arranged at the position, close to the other end, of the support vertical rod;

furthermore, a plurality of supporting rods are respectively arranged on two sides of the rotary supporting net rod, and the supporting rods are arranged at equal intervals.

Has the beneficial effects.

The anchor net lifting device can replace manual work to lift the anchor net, assists workers to stably support the anchor net at the top of a roadway, and reduces labor amount of the workers.

Secondly, the structure is simple, convenient and practical.

Thirdly, the cost is low, and the popularization is convenient.

Drawings

FIG. 1 is a three-dimensional structure diagram of an anchor net supporting device for advance support of a coal mine driving face according to the utility model;

fig. 2 is a three-dimensional structure diagram of an anchor net supporting device for advance support of a coal mine driving face, which only shows the connection condition of an opening and closing structure;

fig. 3 is a perspective view of an anchor net supporting device for advance support of a coal mine heading face according to an embodiment 2 of the present invention.

In the attached drawings

Wherein the method comprises the following steps: the support column 1 supports horizontal pole 2, supports montant 3, fixed roof 4, rotates vaulting pole 5, supports vaulting pole 6, backup pad 7, bottom plate 8, spout 9, slider 10, support lever 11.

The specific implementation mode is as follows:

example 1:

the utility model relates to an anchor net supporting device for advance support of a coal mine driving working face, which is realized by the following steps:

comprises supporting columns 1, supporting cross rods 2, supporting vertical rods 3, a fixed top plate 4, rotating supporting net rods 5, supporting rods 6, supporting plates 7, a bottom plate 8, sliding chutes 9 and sliding blocks 10, wherein one end of each of the two supporting columns 1 is provided with the bottom plate 8, the other end of each of the two supporting columns is provided with the supporting plate 7, the two supporting columns 1 are parallel to each other, the two ends of each of the supporting cross rods 2 are respectively arranged on the two supporting plates 7, one end of each of the plurality of supporting vertical rods 3 is equidistantly arranged on the corresponding supporting cross rod 2, the other end of each of the plurality of supporting vertical rods 3 is connected with the fixed top plate 4, a plurality of placing grooves are equidistantly arranged on the side wall of the fixed top plate 4, the plurality of rotating supporting net rods 5 are in one-to-one correspondence with the plurality of placing grooves, the end parts of the rotating supporting net rods 5 are hinged in the corresponding placing grooves through hinged shafts, the plurality of supporting vertical rods 3 are in one-to-one correspondence with the plurality of rotating supporting net rods 5, the sliding chutes 9 are arranged at the positions, which are close to the bottom parts of the rotating supporting net rods 5, a sliding block 10 can be slidably arranged in the sliding groove 9, a fastening bolt is arranged on the sliding block 10, a support strut 6 is arranged between the support vertical rod 3 and the corresponding rotary supporting net rod 5, one end of the support strut 6 is hinged with the corresponding support vertical rod 3 through a fixing lug, the other end of the support strut 6 is hinged with the sliding block 10 on the corresponding rotary supporting net rod 5 through a fixing lug, and the other end of the support vertical rod 3, which is close to the other end, is provided with a fixing lug;

when the supporting device is used, the supporting device is placed at a position close to a coal mine tunneling working face, the bottom plate 8 is fixed on the ground of a roadway, the rotary supporting net rod 5 is in a retracted state in an initial state, when the supporting device is needed to be used, an operator firstly lifts an anchor net to be attached to a top plate of the roadway, then the rotary supporting net rod 5 is opened to enable the rotary supporting net rod 5 to rotate upwards, then the supporting rod 6 rotates upwards, the supporting rod 6 rotates to drive the sliding block 10 to slide towards one side of the fixed top plate 4 in the sliding groove 9 until the rotary supporting net rod 5 is unfolded to prop up the anchor net, so that the anchor net is attached to the top plate of the roadway, then the fastening bolt is screwed, the sliding block 10 is fixed in the sliding groove 9, the supporting rod 6 and the rotary supporting net rod 5 are fixed, the anchor net is fixedly supported on the top plate of the roadway, the anchor net is lifted by replacing manual work, and the labor amount of workers is reduced;

example 2:

this example differs from example 1 in that: a plurality of supporting rods 11 are respectively arranged at two sides of the rotary supporting net rod 5, and the supporting rods 11 are arranged at equal intervals; when the anchor net supporting device is used, the contact area between the supporting rods 11 and the anchor net can be increased, the anchor net is supported on a roadway top plate by matching with the rotary supporting net rods 5, and the effect of stably supporting the anchor net is improved;

the rotary net supporting rods 5 are matched with the fixed top plate 4, so that the rotary net supporting rods 5 can rotate on the fixed top plate 4, and the anchor net is stably supported on the roadway top plate;

the supporting rods 6 are matched with the sliding blocks 10 and the sliding grooves 9, so that the rotary supporting net rods 5 can rotate to a proper position to stably support the anchor net on the top plate of the roadway;

the purpose of replacing manual lifting and supporting of the anchor net and stable supporting of the anchor net is achieved.

It should be noted that, unless otherwise specifically stated or limited, the terms "disposed on," "mounted," "connected" and "connected" are to be construed broadly and may include, for example, a fixed connection such as a crimped connection, a riveted connection, a pinned connection, an adhesive connection, a welded connection, a detachable connection such as a threaded connection, a snap connection, a hinged connection, an integral connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, and a communication between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims (6)

1. An anchor net supporting device for advance support of a coal mine tunneling working face is characterized in that: the supporting device consists of supporting columns, supporting transverse rods, supporting vertical rods, a fixed top plate, a rotating supporting net rod, supporting rods, supporting plates, a bottom plate, sliding grooves and sliding blocks, wherein one end of each of the two supporting columns is provided with the bottom plate, the other end of each of the two supporting columns is provided with the supporting plate, the two ends of each of the supporting transverse rods are arranged on the two supporting plates respectively, one end of each of a plurality of supporting vertical rods is arranged on the supporting transverse rod at equal intervals, the other end of each of the supporting vertical rods is connected with the fixed top plate, a plurality of placing grooves are formed in the side wall of the fixed top plate at equal intervals, the end parts of the rotating supporting net rods are hinged in the corresponding placing grooves through hinged shafts, the sliding grooves are formed in the positions, close to the end parts, of the bottoms of the rotating supporting net rods, the sliding blocks are slidably arranged in the sliding grooves, fastening bolts are arranged on the sliding blocks, the supporting vertical rods and the corresponding rotating supporting rods are arranged between the supporting rods, one ends of the supporting rods are hinged with the corresponding supporting vertical rods through fixed lugs, and the other ends of the sliding blocks on the rotating supporting rods are hinged through the fixed lugs, the supporting vertical rod is provided with a fixing ear near the other end.

2. The anchor net supporting device for the advance support of the driving face of the coal mine according to claim 1, wherein a plurality of supporting rods are respectively arranged at both sides of the rotary supporting net rod.

3. An anchor net supporting device for advance support of a coal mine driving face according to claim 2, wherein a plurality of the supporting rods are arranged at equal intervals.

4. An anchor net supporting device for advance support of a coal mine driving face according to claim 1, wherein the two supporting columns are parallel to each other.

5. An anchor net supporting device for advance support of a coal mine driving face according to claim 1, wherein a plurality of the rotary net supporting rods and a plurality of the placing grooves are in one-to-one correspondence.

6. The anchor net supporting device for advance support of a coal mine driving face according to claim 1, wherein a plurality of the supporting vertical rods and a plurality of the rotary supporting net rods correspond one to one.

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