CN220828263U - Anchor rod fixing mechanism of underground mine lifting beam - Google Patents

Abstract

The utility model relates to the technical field of anchor rod fixing, in particular to an anchor rod fixing mechanism of a mine underground lifting beam. The utility model provides an anchor rod fixing mechanism of underground mine lifting beam, includes underground mine rock main part, underground mine rock main part internally mounted has the pre-buried piece, and pre-buried piece inside swing joint has the anchor rod main part. The beneficial effects of the utility model are as follows: under the action of gravity of the lifting beam main body, the second fixed block can drive the movable rod and the first fixed block to be always kept in a downward moving state, and then the clamping plate can be stably clamped inside the clamping groove, so that the anchor rod main body is stably connected with the underground mine rock main body and the lifting beam main body, looseness is avoided, the anchor rod main body and the lifting beam main body are convenient to detach at the later stage of workers, the anchor rod main body is enabled to be connected with the underground mine rock main body without pouring, the anchor rod main body can be repeatedly used, the utilization rate of the anchor rod main body is improved, and the investment cost of a sponsor is reduced.

Description

Anchor rod fixing mechanism of underground mine lifting beam

Technical Field

The utility model relates to the technical field of anchor rod fixing, in particular to an anchor rod fixing mechanism of a mine underground lifting beam.

Background

A mine down-hole lifting beam is heavy machinery used to lift and transport materials or equipment. The main components of the lifting beam include a crane, a grab or hook, a wire rope and a control system. By controlling the movement of the crane, materials or equipment can be safely lifted from the underground to the ground or placed from the ground to the underground, and the lifting beam is generally fixed under the underground through an anchor rod.

When the existing anchor rod is connected and installed with the lifting beam and underground, after the anchor rod is poured into the underground stone layer, the other end of the anchor rod is in butt joint with the lifting beam, so that after the later underground operation is finished, the anchor rod is inconvenient for workers to take out the anchor rod for reuse due to the fact that the anchor rod is poured into the stone layer, the loss of the anchor rod is overlarge, and meanwhile the fund investment of a sponsor is increased.

Disclosure of utility model

Aiming at the technical problems in the prior art, the utility model provides an anchor rod fixing mechanism of a mine underground lifting beam, which solves the problems that when the existing anchor rod is connected and installed with the lifting beam and underground, the anchor rod is required to be poured into an underground stone layer firstly, then the other end of the anchor rod is in butt joint with the lifting beam for installation, so that after the later underground operation is finished, the anchor rod is inconvenient for workers to take out the anchor rod for reuse due to the fact that the anchor rod is poured into the stone layer, the anchor rod loss is excessive, and the investment of a developer is increased.

The technical scheme for solving the technical problems is as follows: the utility model provides an anchor rod fixing mechanism of underground mine lifting beam, includes underground mine rock main part, underground mine rock main part internally mounted has the pre-buried piece, the inside swing joint of pre-buried piece has the anchor rod main part, anchor rod main part bottom swing joint has the lifting beam main part, the inside automatic expansion mechanism that is provided with of pre-buried piece, the inside stop gear that is provided with of pre-buried piece, the inside fixed establishment that is provided with of lifting beam main part.

The beneficial effects of the utility model are as follows:

1) Through setting up automatic expansion mechanism and fixed establishment, first get into inside the fixed cavity through promoting first fixed block, make cardboard outer wall and draw-in groove inner wall block, thereby make first fixed block upper end and inside being connected of pre-buried piece, draw the second fixed block again, make first fixed block and movable rod move down, until the fixture block gets into inside the notch, make stock main part bottom and lifting beam bulk phase be connected, move down through first fixed block, make the cardboard can laminate the draw-in groove inner wall all the time, make stock main part top can be stably connected inside the rock main part in the pit, through being connected the stock main part with the pre-buried piece after, make stock main part stabilize inside the rock main part in the pit, and the other end and lifting beam main part interconnect of stock main part, under the action of gravity of lifting beam main part, can make second fixed block drive movable rod and first fixed block keep down the state of moving all the time, and then make the cardboard can stabilize the block inside the draw-in groove, make stable connection between stock main part and the lifting beam main part, guarantee not to become flexible, also be convenient for the main part is convenient for laminate the draw-in the pit main part and lifting beam main part down in the pit, make stock main part and lifting beam main part down the running cost can be reduced through the anti-falling rock main part, and the main part is connected down.

2) Through setting up stop gear, at first drive the limiting plate through the cardboard and produce the slope simultaneously, under the cooperation effect of multiunit limiting plate, can play limiting displacement to the inclination of cardboard, drive the connecting rod and remove in first arc inslot portion when inclining through the limiting plate, play limiting displacement to the removal position of limiting plate, avoid the limiting plate to shift at the removal in-process, at the in-process that multiunit limiting plate removed, further also play dispersion pressure's effect to the cardboard to improve the bearing capacity of cardboard.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, automatic expansion mechanism includes the movable groove, the movable groove is seted up inside the stock main part, the inside swing joint of movable groove has first fixed block, fixed cavity has been seted up to the inside fixed block, first fixed block swing joint is inside fixed cavity, first logical groove has been seted up to the inside of first fixed block, first fixed block bottom fixedly connected with movable rod, movable rod sliding connection is inside the stock main part, first fixed block bottom fixedly connected with first spring, first spring other end fixedly connected with is at movable groove inner wall, first spring winding is at movable rod outer wall, first logical inslot wall fixedly connected with side lever, side lever outer wall swing joint has the cardboard, the draw-in groove has been seted up inside the pre-buried piece, draw-in groove inner wall laminating cardboard outer wall, cardboard lateral wall fixedly connected with torsional spring, torsional spring other end fixedly connected with is at first logical inslot wall, the torsional spring winding is at side lever outer wall.

The beneficial effect of adopting above-mentioned further scheme is, through setting up automatic expansion mechanism, inside getting into fixed cavity through promoting first fixed block, make cardboard outer wall and draw-in groove inner wall block to make first fixed block upper end be connected with pre-buried piece is inside, move down through first fixed block, make the cardboard can laminate the draw-in groove inner wall all the time, make stock main part top can be stably connected inside the mine underground rock main part.

Further, the spout has been seted up to the movable groove inside, the inside sliding connection of spout has the slider, slider fixed connection is at first fixed block lateral wall.

The beneficial effect of adopting above-mentioned further scheme is, through being provided with spout and slider, can play spacing effect to the travel distance of first fixed block.

Further, the clamping plates are provided with two groups, and the clamping grooves are provided with two groups.

The beneficial effect of adopting above-mentioned further scheme is, through being provided with two sets of cardboard and draw-in groove, can improve the stability of being connected between stock main part and the mine underground rock main part.

Further, stop gear includes the connecting plate, connecting plate fixed connection is at first logical inslot wall, the inside second logical groove of having seted up of connecting plate, the inside first arc wall of having seted up of connecting plate, first arc inslot wall sliding connection has the connecting rod, connecting rod lateral wall fixedly connected with side piece, the inside first spacing groove of having seted up of cardboard, first spacing inslot wall fixedly connected with pole setting, pole setting outer wall swing joint has the limiting plate, the limiting plate other end swing joint is at the connecting rod outer wall.

Adopt the beneficial effect of above-mentioned further scheme, through setting up stop gear, under the cooperation effect of multiunit limiting plate, can play limiting displacement to the inclination of cardboard, drive the connecting rod and remove in first arc wall inside when inclining through the limiting plate, play limiting displacement to the removal position of limiting plate, avoid the limiting plate to remove the in-process skew, at the in-process that multiunit limiting plate removed, further also play dispersion pressure's effect to the cardboard to improve the bearing capacity of cardboard.

Further, fixed establishment includes the third tee bend groove, the third tee bend inslot is seted up inside the lifting beam main part, the second fixed block has been inserted to the third tee bend inslot, second fixed block top fixed connection is in the movable rod bottom, the fixed slot has been seted up to the lifting beam main part inside, the inside swing joint of fixed slot has the fixture block, the notch has been seted up to the inside of second fixed block, notch inner wall laminating fixture block outer wall, fixed slot inner wall fixedly connected with bracing piece, the bracing piece other end is inserted and is established inside the fixture block, the second spacing groove has been seted up inside the fixture block, fixed slot inner wall fixedly connected with second spring, second spring other end fixed connection is at the fixture block outer wall, the second spring winding is at the bracing piece outer wall, fixture block bottom fixedly connected with handle.

Adopt the beneficial effect of above-mentioned further scheme, through being provided with fixed establishment, at first through pulling the second fixed block, make first fixed block and movable rod move down, make first spring produce elastic deformation, until the fixture block gets into inside the notch, make stock main part bottom be connected with the lifting beam main part, improved the workman to the stock main part with the lifting beam main part between installation effectiveness, drive first fixed block through the second fixed block simultaneously and move down, under the action of the gravity of lifting beam main part for the cardboard can laminate the draw-in groove inner wall all the time, make stock main part top can stable connection inside the mine underground rock main part.

Further, the laminating of second spacing groove inner wall has the stopper, stopper fixed connection is at the bracing piece outer wall.

The beneficial effect of adopting above-mentioned further scheme is, through being provided with the stopper, can play limiting displacement to the removal of fixture block and avoid the fixture block to break away from the fixed slot inside simultaneously.

Further, both sides of the bottom end of the second fixing block are all arranged in an inclined mode, and one end of the clamping block, which is attached to the inner wall of the notch, is arranged in an inclined mode.

The beneficial effect of adopting above-mentioned further scheme is, through second fixed block and fixture block lateral wall all being the slope form, reduce the wearing and tearing condition of second fixed block and fixture block outer wall when being convenient for second fixed block extrusion fixture block.

Further, a second arc-shaped groove is formed in the handle, and anti-skidding lines are formed in the inner wall of the second arc-shaped groove.

The beneficial effect of adopting above-mentioned further scheme is, through being provided with the second arc wall, can be convenient for the workman to use the hand to promote the handle and remove.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a portion of a three-dimensional structure of the present utility model;

FIG. 3 is a perspective view of a portion of the self-expanding mechanism of the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

FIG. 5 is an enlarged schematic view of the structure of FIG. 3B according to the present utility model;

FIG. 6 is a schematic perspective view of a spacing mechanism according to the present utility model;

FIG. 7 is a schematic view partially in cross-section of a three-dimensional structure of a securing mechanism according to the present utility model;

fig. 8 is an enlarged schematic view of the structure at C in fig. 7 in the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. A mine downhole rock body; 2. embedding blocks; 3. an anchor body; 4. a lifting beam main body; 511. a movable groove; 512. a first fixed block; 513. fixing the chamber; 514. a first through groove; 515. a movable rod; 516. a first spring; 517. a chute; 518. a slide block; 519. a side bar; 520. a clamping plate; 521. a clamping groove; 522. a torsion spring; 611. a connecting plate; 612. a second through slot; 613. a first arc-shaped groove; 614. a connecting rod; 615. a side block; 616. a first limit groove; 617. a vertical rod; 618. a limiting plate; 711. a third through slot; 712. a second fixed block; 713. a fixing groove; 714. a clamping block; 715. a notch; 716. a support rod; 717. the second limit groove; 718. a limiting block; 719. a second spring; 720. a handle; 721. a second arcuate slot.

Detailed Description

The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.

When the existing anchor rod is connected and installed with the lifting beam and underground, after the anchor rod is poured into the underground stone layer, the other end of the anchor rod is in butt joint with the lifting beam, so that after the later underground operation is finished, the anchor rod is inconvenient for workers to take out the anchor rod for reuse due to the fact that the anchor rod is poured into the stone layer, the loss of the anchor rod is overlarge, and meanwhile the investment of a developer is increased.

The present utility model provides the following preferred embodiments

As shown in fig. 1-8, an anchor rod fixing mechanism of a lifting beam under a mine well comprises a mine well rock main body 1, an embedded block 2 is installed inside the mine well rock main body 1, an anchor rod main body 3 is movably connected inside the embedded block 2, a lifting beam main body 4 is movably connected at the bottom end of the anchor rod main body 3, an automatic expansion mechanism is arranged inside the embedded block 2, a limiting mechanism is arranged inside the embedded block 2, a fixing mechanism is arranged inside the lifting beam main body 4, the anchor rod main body 3 is enabled to be stable inside the mine well rock main body 1 after the anchor rod main body 3 is connected with the embedded block 2, the other end of the anchor rod main body 3 is connected with the lifting beam main body 4, under the action of gravity of the lifting beam main body 4, a movable rod 515 and a first fixing block 512 can be driven by a second fixing block 712 to always keep a downward moving state, and a clamping plate 520 can be stably clamped inside a clamping groove 521, the anchor rod main body 3 and the mine well rock main body 1 and the lifting beam main body 4 are enabled to be stably connected, meanwhile, the anchor rod main body 3 and the lifting beam main body 4 are enabled to be conveniently removed in the later period, the anchor rod cost can be reduced, and the anchor rod investment can be reduced.

In this embodiment, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, automatic expansion mechanism includes movable groove 511, movable groove 511 is seted up inside stock main part 3, movable groove 511 inside swing joint has first fixed block 512, fixed cavity 513 has been seted up to pre-buried piece 2 inside, first fixed block 512 swing joint is inside fixed cavity 513, first logical groove 514 has been seted up inside first fixed block 512, first fixed block 512 bottom fixedly connected with movable rod 515, movable rod 515 sliding connection is inside stock main part 3, first fixed block 512 bottom fixedly connected with first spring 516, first spring 516 other end fixed connection is at movable groove 511 inner wall, first spring 516 twines at movable rod 515 outer wall, first logical groove 514 inner wall fixedly connected with side lever 519, side lever 519 outer wall swing joint has cardboard 520, the inside draw-in groove 521 of having seted up of pre-buried piece 2, cardboard 520 inner wall laminating cardboard outer wall, cardboard 520 lateral wall fixedly connected with torsional spring 522, the torsional spring 522 other end fixed connection is at first logical groove 514 inner wall, torsional spring 522 twines at the side lever outer wall, make first fixed block 512 bottom fixedly connected with first spring 516 through setting up automatic expansion mechanism, make first fixed block 512 inner wall 512 enter inside fixed block 512 inner wall 512 and inner wall 512 stable through the first fixed groove 512, make a top end can be connected with inner wall 521 constantly down inside rock main part 512, thereby make the inside the inner wall of the rock main part 512 stable through setting up, and can be fixed with inner wall of the anchor block 512.

In this embodiment, as shown in fig. 4, a sliding groove 517 is formed inside the movable groove 511, a sliding block 518 is slidably connected inside the sliding groove 517, and the sliding block 518 is fixedly connected to the side wall of the first fixed block 512, so that the sliding groove 517 and the sliding block 518 are provided to limit the moving distance of the first fixed block 512.

In this embodiment, as shown in fig. 2 and 3, two sets of clamping plates 520 and two sets of clamping grooves 521 are provided, and by providing two sets of clamping plates 520 and clamping grooves 521, the stability of connection between the anchor rod body 3 and the mine underground rock body 1 can be improved.

In this embodiment, as shown in fig. 3, fig. 5 and fig. 6, the stop mechanism includes the connecting plate 611, connecting plate 611 fixed connection is at first logical inslot 514 inner wall, the second through-groove 612 has been seted up to connecting plate 611 inside, first arc wall 613 inner wall sliding connection has connecting rod 614, connecting rod 614 lateral wall fixedly connected with side piece 615, first spacing groove 616 has been seted up inside cardboard 520, first spacing groove 616 inner wall fixedly connected with pole 617, pole 617 outer wall swing joint has limiting plate 618, limiting plate 618 other end swing joint is at connecting rod 614 outer wall, through setting up stop mechanism, under the cooperation of multiunit limiting plate 618, can play the limiting effect to the inclination of cardboard 520, drive connecting rod 614 at first arc wall 613 inside removal through the limiting plate 618, the direction of movement of limiting plate 618 plays the limiting plate 618, avoid limiting plate 618 skew at the in-process that the removal of multiunit limiting plate 618, further also play the effect of dispersion pressure to cardboard 520, thereby improve cardboard 520's bearing capacity.

In this embodiment, as shown in fig. 2, fig. 7 and fig. 8, the fixing mechanism includes a third through slot 711, the third through slot 711 is provided inside the lifting beam main body 4, the second fixing block 712 is inserted inside the third through slot 711, the top end of the second fixing block 712 is fixedly connected to the bottom end of the movable rod 515, the fixing slot 713 is provided inside the lifting beam main body 4, the fixture block 714 is movably connected to the inside of the fixing slot 713, the notch 715 is provided inside the second fixing block 712, the inner wall of the notch 715 is attached to the outer wall of the fixture block 714, the supporting rod 716 is fixedly connected to the inner wall of the fixing slot 713, the other end of the supporting rod 716 is inserted inside the fixture block 714, the second limiting slot 717 is provided inside the fixture block 714, the second spring 719 is fixedly connected to the outer wall of the fixture block 714, the second spring 719 is wound on the outer wall of the supporting rod 716, the bottom end of the fixture block 714 is fixedly connected to the handle 720, the fixing mechanism is provided through the handle 720, the first fixing block 512 and the movable rod 515 is moved downwards by pulling the second fixing block 712, so that the first spring 516 elastically deforms until the fixture block enters the notch 715, the inside the notch 715, the bottom end of the main body 3 and the lifting beam main body 3 are attached to the anchor rod 4, the anchor rod 3 is always attached to the anchor rod 3, the anchor rod 3 is fixed to the anchor rod 4, and the anchor rod 3 is fixed to the top end of the anchor rod 4 by the anchor rod 3, and the anchor rod 3 is fixed to the anchor rod 4.

In this embodiment, as shown in fig. 8, a stopper 718 is attached to the inner wall of the second limiting groove 717, and the stopper 718 is fixedly connected to the outer wall of the supporting rod 716, so that the stopper 718 is provided, which can play a limiting role on the movement of the clamping block 714 and prevent the clamping block 714 from being separated from the inside of the fixing groove 713.

In this embodiment, as shown in fig. 7 and 8, two sides of the bottom end of the second fixing block 712 are all inclined, one end of the clamping block 714 attached to the inner wall of the notch 715 is inclined, and the side walls of the second fixing block 712 and the clamping block 714 are inclined, so that the second fixing block 712 can be convenient to extrude the clamping block 714 while reducing the abrasion between the second fixing block 712 and the outer wall of the clamping block 714.

In this embodiment, as shown in fig. 7 and 8, the second arc-shaped groove 721 is formed in the handle 720, and the anti-slip patterns are formed on the inner wall of the second arc-shaped groove 721, so that the handle 720 can be pushed by a worker using the hand to move conveniently.

In this embodiment, in the present embodiment,

The specific using method comprises the following steps:

When the anchor rod main body 3 is connected with the underground rock main body 1 of the mine, a worker pushes the anchor rod main body 3 to move into the underground rock main body 1 of the mine, so that the top end of the anchor rod main body 3 is attached to the bottom end of the embedded block 2, the first fixed block 512 enters the fixed cavity 513, the outer wall of the clamping plate 520 is attached to the inner wall of the fixed cavity 513 to move, under the elastic action of the torsion spring 522, the clamping plate 520 rotates in the first through groove 514 to incline, one end of the clamping plate 520 moves on the outer wall of the side rod 519, the other end of the clamping plate 520 is inserted into the inner wall of the clamping groove 521, the outer wall of the clamping plate 520 is in clamping with the inner wall of the clamping groove 521, and the upper end of the first fixed block 512 is connected with the inside of the embedded block 2;

when the bottom end of the anchor rod main body 3 is connected with the lifting beam main body 4, a worker pulls the second fixed block 712, so that the second fixed block 712 drives the movable rod 515 to move in the anchor rod main body 3, the first fixed block 512 slides in the movable groove 511, meanwhile, the sliding block 518 is driven to slide in the sliding groove 517, the bottom end of the first fixed block 512 presses the first spring 516, so that the first spring 516 elastically deforms, the second fixed block 712 enters the third groove 711, the outer wall of the second fixed block 712 presses the clamping block 714, the clamping block 714 can move in the fixed groove 713 under the elastic action of the second spring 719, the supporting rod 716 drives the limiting block 718 to move in the second limiting groove 717, the side wall of the clamping block 714 is always attached to the side wall of the second fixed block 712, until the bottom end of the anchor rod main body 3 is attached to the surface of the lifting beam main body 4, and the clamping block 714 can be quickly restored to the original position under the action of the second spring 719 until the bottom end of the anchor rod main body 512 is pressed into the groove opening, so that the first spring 516 is connected with the lifting beam main body 4, and the second fixed block 520 and the clamping block 520 can be always driven to be stably clamped in the fixed groove 521 under the action of the gravity of the lifting beam main body 4;

The clamping plate 520 is inclined and drives the vertical rods 617 to synchronously move, so that one end of the limiting plate 618 moves on the outer wall of the vertical rods 617, the other end of the limiting plate 618 slides on the outer wall of the connecting rod 614, the limiting plate 618 is inclined, the connecting rod 614 drives the side blocks 615 to move in the first arc-shaped grooves 613, one end of the limiting plate 618 moves in the first limiting grooves 616 in the process of inclination, the other end of the limiting plate 618 moves in the second through grooves 612, the inclination angle of the clamping plate 520 can be limited under the cooperation of a plurality of groups of limiting plates 618, and further the clamping plate 520 is also subjected to dispersion pressure, so that the bearing capacity of the clamping plate 520 is improved;

When the connection between the anchor rod main body 3 and the lifting beam main body 4 and the embedded block 2 is required to be dismantled, the worker pushes the second arc-shaped groove 721 to enable the handle 720 to drive the clamping block 714 to move inside the fixing groove 713 until the clamping block 714 is separated from the inside of the notch 715, the worker can pull the lifting beam main body 4 to enable the second fixing block 712 to be separated from the inside of the third three-way groove 711, the worker can separate the anchor rod main body 3 from the lifting beam main body 4, when the movable rod 515 and the first fixing block 512 are not pressed by the gravity of the lifting beam main body 4 any more, under the elastic action of the first spring 516, the first fixing block 512 and the movable rod 515 can be quickly restored to the original position, and the clamping plate 520 can be separated from the inside of the fixing groove 521 due to the elastic coefficient of the first spring 516 and is larger than that of the torsional spring 522, so that the clamping plate 520 can be separated from the inside of the clamping groove 521, the side wall of the clamping plate 520 is attached to the inner wall of the fixing chamber 513, then the worker can slightly rotate the anchor rod main body 3, the first fixing block 512 is connected with the anchor rod main body 3 through the sliding groove 517 and the sliding block 518, the first fixing block 512 can be synchronously rotated through rotating the main body 3, and the first fixing block 512 can be synchronously rotated, and the first fixing block 512 can be separated from the anchor rod main body 512, and the side wall 512 can not be separated from the inside the fixing groove 512, and the clamping plate is not be separated from the inside the fixing chamber 512 due to the clamping plate, the side wall 512, and the inside is not can be separated from the inside due to the clamping groove 512, and can be separated.

To sum up: the anchor rod body 3 is stabilized in the underground rock body 1 of the mine after the anchor rod body 3 is connected with the embedded block 2, the other end of the anchor rod body 3 is connected with the lifting beam body 4, the second fixed block 712 can drive the movable rod 515 and the first fixed block 512 to always keep a downward moving state under the gravity action of the lifting beam body 4, the clamping plate 520 can be stably clamped in the clamping groove 521, the anchor rod body 3 is stably connected with the underground rock body 1 of the mine and the lifting beam body 4, the looseness is avoided, meanwhile, the anchor rod body 3 can be conveniently detached from the underground rock body 1 of the mine by workers in the later period, the anchor rod body 3 can be repeatedly used without pouring, the utilization rate of the anchor rod body 3 is improved, and the investment cost of the anchor rod body 3 is further reduced.

The foregoing is only illustrative of the present utility model and is not to be construed as limiting thereof, but rather as various modifications, equivalent arrangements, improvements, etc., within the spirit and principles of the present utility model.

Claims (9)

1. The utility model provides an anchor rod fixed establishment of underground mine lifting beam, includes underground mine rock main part (1), its characterized in that, underground mine rock main part (1) internally mounted has pre-buried piece (2), pre-buried piece (2) inside swing joint has anchor rod main part (3), anchor rod main part (3) bottom swing joint has lifting beam main part (4), pre-buried piece (2) inside is provided with automatic expansion mechanism, pre-buried piece (2) inside is provided with stop gear, lifting beam main part (4) inside is provided with fixed establishment.

2. The anchor rod fixing mechanism of the mine underground lifting beam according to claim 1, wherein the automatic expansion mechanism comprises a movable groove (511), the movable groove (511) is formed inside an anchor rod main body (3), a first fixing block (512) is movably connected inside the movable groove (511), a fixing cavity (513) is formed inside the embedded block (2), the first fixing block (512) is movably connected inside the fixing cavity (513), a first through groove (514) is formed inside the first fixing block (512), a movable rod (515) is fixedly connected to the bottom end of the first fixing block (512), the movable rod (515) is slidably connected inside the anchor rod main body (3), a first spring (516) is fixedly connected to the bottom end of the first fixing block (512), the other end of the first spring (516) is fixedly connected to the inner wall of the movable rod (515), the inner wall of the first through groove (514) is fixedly connected with a 519), a side rod (519) is fixedly connected to the outer wall of the embedded block (520), a side rod (521) is fixedly connected to the side rod (521), a side rod (521) is fixedly connected to the side rod (520), the other end of the torsion spring (522) is fixedly connected to the inner wall of the first through groove (514), and the torsion spring (522) is wound on the outer wall of the side rod (519).

3. The anchor rod fixing mechanism of the underground mine lifting beam according to claim 2, wherein a sliding groove (517) is formed in the movable groove (511), a sliding block (518) is connected in the sliding groove (517) in a sliding mode, and the sliding block (518) is fixedly connected to the side wall of the first fixed block (512).

4. The anchor rod fixing mechanism of a mine underground lifting beam according to claim 2, wherein two groups of clamping plates (520) are provided, and two groups of clamping grooves (521) are provided.

5. The anchor rod fixing mechanism of a mine underground lifting beam according to claim 2, wherein the limiting mechanism comprises a connecting plate (611), the connecting plate (611) is fixedly connected to the inner wall of a first through groove (514), a second through groove (612) is formed in the connecting plate (611), a first arc groove (613) is formed in the connecting plate (611), a connecting rod (614) is slidably connected to the inner wall of the first arc groove (613), a side block (615) is fixedly connected to the side wall of the connecting rod (614), a first limiting groove (616) is formed in the clamping plate (520), an upright rod (617) is fixedly connected to the inner wall of the first limiting groove (616), a limiting plate (618) is movably connected to the outer wall of the upright rod (617), and the other end of the limiting plate (618) is movably connected to the outer wall of the connecting rod (614).

6. The anchor rod fixing mechanism of a mine underground lifting beam according to claim 1, wherein the fixing mechanism comprises a third through groove (711), the third through groove (711) is formed inside a lifting beam main body (4), a second fixing block (712) is inserted inside the third through groove (711), the top end of the second fixing block (712) is fixedly connected to the bottom end of a movable rod (515), a fixing groove (713) is formed inside the lifting beam main body (4), a clamping block (714) is movably connected to the inside of the fixing groove (713), a notch (715) is formed inside the second fixing block, the inner wall of the notch (715) is attached to the outer wall of the clamping block (714), a supporting rod (716) is fixedly connected to the inner wall of the fixing groove (713), the other end of the supporting rod (716) is inserted inside the clamping block (714), a second limiting groove (717) is formed inside the inner wall of the fixing groove (713), the other end of the second spring (719) is fixedly connected to the clamping block (719), and the other end of the second spring (719) is fixedly connected to the outer wall of the clamping block (714) and is fixedly connected to the outer wall (720) of the supporting rod (719).

7. The anchor rod fixing mechanism of the mine underground lifting beam of claim 6, wherein the limiting block (718) is attached to the inner wall of the second limiting groove (717), and the limiting block (718) is fixedly connected to the outer wall of the supporting rod (716).

8. The anchor rod fixing mechanism of the mine underground lifting beam according to claim 6, wherein two sides of the bottom end of the second fixing block (712) are all arranged in an inclined mode, and one end, attached to the inner wall of the notch (715), of the clamping block (714) is arranged in an inclined mode.

9. The anchor rod fixing mechanism of a mine underground lifting beam according to claim 6, wherein a second arc-shaped groove (721) is formed in the handle (720), and anti-skid patterns are formed on the inner wall of the second arc-shaped groove (721).