CN217925927U

CN217925927U - Coal mining roadway supporting structure

Info

Publication number: CN217925927U
Application number: CN202222531329.3U
Authority: CN
Inventors: 刘瑞; 张广恒
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-24
Filing date: 2022-09-24
Publication date: 2022-11-29
Anticipated expiration: 2032-09-24

Abstract

The utility model discloses a coal mining roadway supporting construction, including the roof beam structure, the motion frame, one end of the support rack is hinged at the support, hydraulic telescoping cylinder and locating part, the support frame adopts two sets ofly, all be provided with the sliding tray on every group support frame, equal sliding connection has the motion frame in every group sliding tray, support frame and fixed connection are worn out on the top of two sets of motion frames on the roof beam structure, sliding connection has the seat of pushing down in the sliding tray, the top surface fixedly connected with hydraulic telescoping cylinder who pushes down the seat, hydraulic telescoping cylinder's top fixed connection is on the motion frame, with being provided with of sliding tray intercommunication spout down on the support frame, it pushes down spout fixedly connected with holding down plate to correspond on the seat of pushing down, the tip of holding down plate is worn out to push down spout and fixedly connected with compression leg, the bottom that lies in the seat of pushing down on two sets of support frames all is provided with the locating part. The utility model relates to a supporting construction technical field, it has the characteristics that reduce artificial intervention, it is safe in utilization, swift.

Description

Coal mining roadway supporting structure

Technical Field

The utility model relates to a supporting construction technical field, specific coal mining tunnel supporting construction that says so.

Background

In the coal mining process, a roadway can be formed, the roadway support of underground comprehensive mechanized coal mining work is very important, and if the support is not timely and stable, collapse is easily caused by stress, so that the safety of personnel is greatly influenced. The mode of strutting at present generally adopts manual work to take place to build, supports the back timber through setting up the stand promptly, and the back timber supports tunnel inside again, and although this kind of supporting construction stability is strong, it is wasted time and energy to set up, can not in time effectually form the protection to the tunnel, just also makes the supporting steel frame at the in-process of setting up, causes personnel's safety because of collapsing easily.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned weak point that exists among the prior art, the utility model aims at providing a coal mining tunnel supporting construction who reduces artificial intervention, safe in utilization, swift.

The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: the utility model provides a coal mining roadway supporting structure, includes roof beam structure, motion frame, support frame, hydraulic telescoping cylinder and locating part, the support frame adopts two sets ofly, every group all be provided with the sliding tray on the support frame, every group equal sliding connection has in the sliding tray the motion frame, two sets of wear out the top of motion frame support frame and fixed connection are in on the roof beam structure, sliding connection has the seat of pushing down in the sliding tray, the top surface fixedly connected with of the seat of pushing down has hydraulic telescoping cylinder, the top fixed connection of hydraulic telescoping cylinder is in on the motion frame, on the support frame with the sliding tray intercommunication be provided with down the spout, it corresponds on the seat of pushing down spout fixedly connected with holding down plate, the tip of holding down plate wears out push down spout and fixedly connected with compression leg, and two sets of lie in on the support frame the bottom of the seat of pushing down all is provided with the locating part.

In the technical scheme, a plurality of groups of sliding strips are fixedly connected in the sliding grooves, sliding grooves are formed in the moving frame corresponding to each group of sliding strips, and the sliding strips are connected in the sliding grooves in a sliding mode.

In the technical scheme, the lower pressing seat is provided with notches corresponding to each group of the sliding strips, and the sliding strips are connected in the notches in a sliding mode.

In the above technical scheme, the locating part includes spacing post, nut and draws the platform, and is two sets of lie in on the support frame the bottom of pushing down the seat all is provided with the round hole, and is two sets of the round hole corresponds, spacing post runs through two sets of the round hole, spacing post one end fixedly connected with draw the platform, spacing post other end threaded connection has the nut.

In the above technical scheme, the bottom of the support frame is fixedly connected with the roller.

In the technical scheme, a reinforcing frame is fixedly connected between the moving frame and the top beam frame, and a triangular area is formed among the reinforcing frame, the moving frame and the top beam frame.

Compared with the prior art, the beneficial effects of the utility model are that: through taking off the back with the locating part, can relieve the spacing of pushing down the seat, because of the action of gravity, the seat that pushes down this moment moves down, then just also make the compression leg descend down, and simultaneously, hydraulic telescoping cylinder drives the motion frame and rises, contradict with the tunnel top until roof beam structure, later when hydraulic telescoping cylinder continues to jack up the motion frame, just can make to push down the compression leg down, ground has just also been squeezed into with the post that pushes down finally, such tunnel supporting construction, can directly use, reduce and build, reduce manual operation simultaneously, and is safer, swiftly.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of another embodiment of the present invention;

fig. 3 is a schematic view of the connection structure of the middle support frame of the present invention.

In the figure: the device comprises a top beam frame 1, a moving frame 2, a supporting frame 3, a hydraulic telescopic cylinder 4, a sliding groove 5, a sliding strip 6, a pressing seat 7, a pressing chute 8, a pressing plate 9, a pressing column 10, a reinforcing frame 11, a limiting column 12, a nut 13, a pulling platform 14 and a roller 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a coal mining roadway supporting structure comprises a roof beam frame 1, two groups of support frames 2, support frames 3, hydraulic telescopic cylinders 4 and limiting members, wherein the support frames 3 are provided with two groups, each group of support frames 3 is provided with a sliding groove 5, a plurality of groups of sliding strips 6 are fixedly connected in the sliding groove 5, the moving frame 2 is provided with a sliding groove corresponding to each group of sliding strips 6, the sliding strips 6 are slidably connected in the sliding grooves, so that the moving frame 2 can slide in the sliding grooves 5, the top ends of the two groups of moving frames 2 penetrate through the support frames 3 and are fixedly connected on the roof beam frame 1, the bottom of the moving frame 2 in the sliding groove 5 is slidably connected with a lower pressing seat 7, namely, the lower pressing seat 7 is provided with a notch corresponding to each group of sliding strips 6, the sliding strips 6 are slidably connected in the notches, the top surfaces of the lower pressing seats 7 are fixedly connected with the hydraulic telescopic cylinders 4, the top ends of the hydraulic telescopic cylinders 4 are fixedly connected on the moving frame 2, a lower pressing chute 8 is arranged on the support frame 3 and communicated with the sliding groove 5, a lower pressing plate 9 is fixedly connected to the lower pressing seat 7 corresponding to the lower pressing chute 8, the end of the lower pressing plate 9 penetrates through the lower pressing chute 8 and is fixedly connected with a lower pressing column 10, so that the movable frame 2 can be driven to ascend through the hydraulic telescopic cylinder 4 and then drive the roof beam frame 1, when the roof beam frame 1 is abutted against the top of a roadway, the hydraulic telescopic cylinder 4 can press the lower pressing seat 7 downwards, and the lower pressing column 10 is driven into the ground, so that the support frame 3 is guaranteed to be stably placed on the ground, meanwhile, in order to guarantee the convenience in carrying of the device, a roller 15 is fixedly connected to the bottom of the support frame 3, in order to guarantee the stability of the roof beam frame 1, a reinforcing frame 11 is fixedly connected between the movable frame 2 and the roof beam frame 1, and a triangular area is formed between the reinforcing frame 11, the movable frame 2 and the roof beam frame 1;

the bottom that lies in seat 7 of pushing down on foretell two sets of support frames 3 all is provided with the locating part, the locating part includes spacing post 12, nut 13 and draw platform 14, the bottom that lies in seat 7 of pushing down on two sets of support frames 3 all is provided with the round hole, two sets of round holes correspond, spacing post 12 runs through two sets of round holes, spacing 12 one end fixedly connected with of post draws platform 14, spacing 12 other end threaded connection of post has nut 13, like this through the locating part alright carry on spacingly to seat 7 of pushing down, thereby avoid when the transport, the power of pushing down because of roof beam frame 1 causes the pressure post 10 to descend, influence the transport effect.

In summary, the embodiment discloses a coal mining roadway supporting structure, which is mainly used for supporting the interior of a coal mining roadway, and specifically, the device is transported to a supporting area through a roller 15, then a nut 13 is unscrewed, a limit column 12 is pulled out, at this time, under the action of gravity of a top beam frame 1, a lower pressing column 10 descends to abut against the ground, then a moving platform is driven to ascend through a hydraulic telescopic cylinder 4, the hydraulic telescopic cylinder 4 can be controlled by a conventional hydraulic system at present or a manual hydraulic telescopic cylinder 4 is directly adopted, the detailed description is omitted, the above effects are achieved until the top beam frame 1 abuts against the top of the roadway, then the hydraulic telescopic cylinder 4 continues to ascend, at this time, the hydraulic telescopic cylinder 4 can press down a pressing base 7, and the lower pressing column 10 is driven into the ground.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a coal mining tunnel supporting construction, includes roof beam frame (1), motion frame (2), support frame (3), hydraulic telescoping cylinder (4) and locating part, its characterized in that: support frame (3) adopt two sets ofly, every group all be provided with sliding tray (5) on support frame (3), every group equal sliding connection has in sliding tray (5) motion frame (2), two sets of the top of motion frame (2) is worn out support frame (3) and fixed connection be in on roof beam structure (1), sliding tray (5) internal sliding connection has down and presses seat (7), the top surface fixedly connected with of pushing down seat (7) hydraulic telescoping cylinder (4), the top fixed connection of hydraulic telescoping cylinder (4) is in on motion frame (2), on support frame (3) with sliding tray (5) intercommunication be provided with down spout (8), press down on seat (7) and correspond down spout (8) fixedly connected with holding down plate (9), the tip of holding down plate (9) is worn out push down spout (8) and fixedly connected with down compression leg (10), two sets of support frame (3) are located the bottom of pushing down seat (7) all is provided with the locating part.

2. A coal mining roadway support structure according to claim 1, wherein: fixedly connected with multiunit draw runner (6) in sliding tray (5), correspond every group on motion frame (2) draw runner (6) all are provided with the spout, draw runner (6) sliding connection be in the spout.

3. A coal mining roadway support structure according to claim 2, wherein: the lower pressing seat (7) is provided with notches corresponding to each group of the sliding strips (6), and the sliding strips (6) are connected in the notches in a sliding mode.

4. A coal mining roadway support structure according to claim 1, wherein: the locating part includes spacing post (12), nut (13) and draws platform (14), and is two sets of lie in on support frame (3) the bottom of pushing down seat (7) all is provided with the round hole, and is two sets of the round hole corresponds, spacing post (12) run through two sets of the round hole, spacing post (12) one end fixedly connected with draw platform (14), spacing post (12) other end threaded connection has nut (13).

5. A coal mining roadway support structure according to claim 1, wherein: the bottom of the support frame (3) is fixedly connected with a roller (15).

6. A coal mining roadway support structure according to claim 1, wherein: a reinforcing frame (11) is fixedly connected between the moving frame (2) and the top beam frame (1), and a triangular area is formed among the reinforcing frame (11), the moving frame (2) and the top beam frame (1).