CN216741583U

CN216741583U - Coal mining tunneling shield support

Info

Publication number: CN216741583U
Application number: CN202122934403.1U
Authority: CN
Inventors: 王平; 王超; 张辉
Original assignee: Jining Changxin Electromechanical Equipment Co ltd
Current assignee: Jining Changxin Electromechanical Equipment Co ltd
Priority date: 2021-11-26
Filing date: 2021-11-26
Publication date: 2022-06-14
Anticipated expiration: 2031-11-26

Abstract

The utility model discloses a coal mine is with exploitation tunnelling shield support, the on-line screen storage device comprises a base, base upper end surface is provided with the stand, the one end surface of stand is provided with the back timber. A coal mine is with exploitation tunnelling shield support, supplementary footboard through setting up, reversible drive motor, the drive shaft, a footboard, the slipmat, No. two footboards and sliding shaft, can provide the platform of standing and removing for the mine constructor, avoid the coal disintegrating slag to cause the constructor to cause the threat, can improve the during operation safety, through the strutting arrangement who sets up, the installation piece, the rotation axis, the ejector pin, L type fixed head, cavity fixed block and fixing bolt, can make shield the support and establish ties the stability of guaranteeing the device when using, can the mounted position between the limiting device simultaneously, guarantee the security that the device used, this equipment is simple structure not only, and convenient for operation brings better use prospect.

Description

Coal mining tunneling shield support

Technical Field

The utility model relates to a colliery apparatus field, in particular to mining tunnelling shield support for coal mine.

Background

The coal mine is an area where people mine coal resources in a coal-rich mining area, and is generally divided into a mineworker coal mine and an open pit coal mine, when a coal seam is far away from the ground surface, a tunnel is generally selected to be excavated towards the underground, the tunnel is the mineworker coal mine, a tunneling shield support is needed to prevent roof collapse accidents during mining and tunneling of the mineworker coal mine, but the existing tunneling shield support cannot meet the requirements of people.

At present, chinese patent application No. CN201921765999.3 discloses a coal mining tunneling shield support for coal mines, which can shield and support mines, but the moving mode of the device easily causes movement when in use and cannot perform series connection stability on the support, and meanwhile, the device cannot provide standing and moving pedals for workers, is poor in assistance, brings certain adverse effects to the use process of people, and for this purpose, we provide a coal mining tunneling shield support for coal mines.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a coal mine excavation shield support, which can effectively solve the problems of the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a coal mine is with exploitation tunnelling shield support, includes the base, base upper end surface is provided with the stand, the one end surface of stand is provided with the back timber, one side surface of back timber is provided with the roof, one side surface of base is provided with supplementary footboard, the both ends surface of base is provided with strutting arrangement, supplementary footboard includes reversible drive motor, drive shaft, footboard, slipmat, No. two footboards and sliding shaft.

Preferably, a driving shaft is arranged on the outer surface of one end of the reversible driving motor, a first pedal is arranged on the outer wall of the driving shaft, a second pedal is arranged on the inner surface of the lower end of the first pedal, sliding shafts are arranged on the outer surfaces of two ends of the second pedal, and anti-skidding pads are arranged on the outer surfaces of the upper ends of the first pedal and the second pedal.

Preferably, the outer surface of one end of the reversible driving motor is detachably connected with the inside of the first pedal through a driving shaft, the inner surfaces of two ends of the reversible driving motor are movably connected with the outer surfaces of two ends of the second pedal through sliding shafts, fixing grooves are formed between the non-slip mat and the first pedal and between the non-slip mat and the second pedal, the non-slip mat is fixedly connected with the first pedal through the fixing grooves, and the non-slip mat is fixedly connected with the second pedal through the fixing grooves.

Preferably, strutting arrangement is including installation piece, rotation axis, ejector pin, L type fixed head, cavity fixed block and fixing bolt, one side surface of installation piece is provided with the rotation axis, the outer wall of rotation axis is provided with the ejector pin, one side surface of ejector pin is provided with L type fixed head, the both sides surface of L type fixed head is provided with the cavity fixed block, the middle part of cavity fixed block is provided with fixing bolt.

Preferably, one side surface of the installation block is movably connected with the other end surface of the ejector rod through a rotating shaft, an adjusting hole and an adjusting bolt are arranged between the ejector rod and the L-shaped fixing head, the ejector rod is detachably connected with the L-shaped fixing head through the adjusting hole and the adjusting bolt, and the middle of the L-shaped fixing head is detachably connected with the inside of the hollow fixing block through a fixing bolt.

Preferably, be provided with support frame and bracing piece between base and the back timber, the upper end surface of base passes through the lower extreme surface swing joint of stand, support frame and bracing piece and back timber, be provided with the mount between base and the supplementary footboard, the middle part of base can be dismantled with the one end surface of supplementary footboard through the mount and be connected, the both ends surface of base and one side surface welded connection of strutting arrangement, be provided with hydraulic pressure between back timber and the roof and adjust the pole, the back timber passes through hydraulic pressure and adjusts pole and roof swing joint.

Compared with the prior art, the utility model discloses following beneficial effect has: when the mine shield support is used, the ejector rod is rotated through the rotating shaft on the mounting block and is connected and fixed with the L-shaped fixing head on the ejector rod and the inside of the hollow fixing block on the other shield support through the fixing bolt, the device has the advantages that the shield support can be connected in series to guarantee the stability of the device when in use, meanwhile, the mounting position between the devices can be limited, the use safety of the device is guaranteed, the whole coal mine excavation shield support is simple in structure and convenient to operate, and the using effect is better than that of a traditional mode.

Drawings

Fig. 1 is a schematic overall structure diagram of a coal mining tunneling shield support of the utility model;

FIG. 2 is a schematic side view of a mining tunneling shield support for a coal mine according to the present invention;

fig. 3 is a schematic structural view of an auxiliary pedal 5 in fig. 1 of the mining tunneling shield support for coal mines according to the present invention;

fig. 4 is a schematic structural view of the supporting device 6 in fig. 1 of the mining tunneling shield support for coal mine of the present invention.

In the figure: 1. a base; 2. a column; 3. a top beam; 4. a top plate; 5. an auxiliary pedal; 6. a support device; 501. a reversible drive motor; 502. a drive shaft; 503. a first pedal; 504. a non-slip mat; 505. A second pedal; 506. a sliding shaft; 601. mounting blocks; 602. a rotating shaft; 603. a top rod; 604. an L-shaped fixed head; 605. a hollow fixed block; 606. and (5) fixing the bolt.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

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.

The first embodiment is as follows:

as shown in fig. 1, the coal mining tunneling shield support for the coal mine comprises a base 1, wherein an upright post 2 is arranged on the outer surface of the upper end of the base 1, a top beam 3 is arranged on the outer surface of one end of the upright post 2, a top plate 4 is arranged on the outer surface of one side of the top beam 3, an auxiliary pedal 5 is arranged on the outer surface of one side of the base 1, a supporting device 6 is arranged on the outer surface of the two ends of the base 1, and the auxiliary pedal 5 comprises a reversible driving motor 501, a driving shaft 502, a first pedal 503, an anti-skid pad 504, a second pedal 505 and a sliding shaft 506.

Example two:

on the basis of the first embodiment, as shown in fig. 1 and 3, a driving shaft 502 is arranged on the outer surface of one end of a reversible driving motor 501, a first pedal 503 is arranged on the outer wall of the driving shaft 502, a second pedal 505 is arranged on the inner surface of the lower end of the first pedal 503, sliding shafts 506 are arranged on the outer surfaces of two ends of the second pedal 505, and anti-slip pads 504 are arranged on the outer surfaces of the upper ends of the first pedal 503 and the second pedal 505, so that a standing and moving platform can be provided for mine constructors, the danger of constructors caused by coal slag is avoided, and the safety during working can be improved.

Example three:

on the basis of the first embodiment, as shown in fig. 2 and 4, the supporting device 6 includes an installation block 601, a rotating shaft 602, a top rod 603, an L-shaped fixing head 604, a hollow fixing block 605 and a fixing bolt 606, the rotating shaft 602 is disposed on the outer surface of one side of the installation block 601, the top rod 603 is disposed on the outer wall of the rotating shaft 602, the L-shaped fixing head 604 is disposed on the outer surface of one side of the top rod 603, the hollow fixing blocks 605 are disposed on the outer surfaces of two sides of the L-shaped fixing head 604, and the fixing bolt 606 is disposed in the middle of the hollow fixing block 605, so that the shield support can be connected in series to ensure the stability of the device in use, and the installation position between the devices can be limited to ensure the safety of the device in use.

Example four:

on the basis of the first embodiment, the second embodiment and the third embodiment, as shown in fig. 1-4, a support frame and a support rod are arranged between a base 1 and a top beam 3, the upper end outer surface of the base 1 is movably connected with the lower end outer surface of the top beam 3 through an upright column 2, the support frame and the support rod are movably connected with the lower end outer surface of the top beam 3, a fixed frame is arranged between the base 1 and an auxiliary pedal 5, the middle part of the base 1 is detachably connected with one end outer surface of the auxiliary pedal 5 through the fixed frame, the outer surfaces of two ends of the base 1 are connected with the outer surface of one side of a supporting device 6 in a welding manner, a hydraulic adjusting rod is arranged between the top beam 3 and a top plate 4, the top beam 3 is movably connected with the top plate 4 through the hydraulic adjusting rod, supporting power is provided for the device, and the supporting stability of the device is ensured.

It should be noted that the utility model relates to a coal mine is with exploitation tunnelling shield support, before the use, through the supplementary footboard 5 that sets up, reversible drive motor 501, drive shaft 502, No. one footboard 503, slipmat 504, No. two footboards 505 and sliding shaft 506, put down No. one footboard 503 through controlling reversible drive motor 501 and drive shaft 502 when using, close reversible drive motor 501 when No. one footboard 503 contacts ground, and take out No. two footboard 505 through sliding shaft 506, cover the mine bottom surface, can provide the platform of standing and removal for the mine constructor, avoid the coal disintegrating slag to cause the constructor to threaten, can improve during operation safety, through the strutting arrangement 6 that sets up, mounting block 601, rotation axis 602, ejector pin 603, L type fixed head 604, cavity fixed block 605 and fixing bolt 606, when using through the rotation axis 602 on the mounting block 601 with the ejector pin 603 on the ejector pin 603L type fixed head 604 with another with the L type fixed head 604 on the ejector pin 603 Inside the cavity fixed block 605 on a shield support to connect it fixedly through fixing bolt 606, can make shield support establish ties and guarantee the stability of device when using, can the mounted position between the limiting device simultaneously, the security of guaranteeing the device to use, it is comparatively practical.

The foregoing shows and describes the basic principles and principal features of the invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a coal mine is with exploitation tunnelling shield support, includes base (1), its characterized in that: base (1) upper end surface is provided with stand (2), the one end surface of stand (2) is provided with back timber (3), one side surface of back timber (3) is provided with roof (4), one side surface of base (1) is provided with supplementary footboard (5), the both ends surface of base (1) is provided with strutting arrangement (6), supplementary footboard (5) are including reversible drive motor (501), drive shaft (502), footboard (503), slipmat (504), No. two footboards (505) and sliding shaft (506).

2. A mining excavation shield support for a coal mine according to claim 1, wherein: the outer surface of one end of the reversible driving motor (501) is provided with a driving shaft (502), the outer wall of the driving shaft (502) is provided with a first pedal (503), the inner surface of the lower end of the first pedal (503) is provided with a second pedal (505), the outer surfaces of two ends of the second pedal (505) are provided with sliding shafts (506), and the outer surfaces of the upper ends of the first pedal (503) and the second pedal (505) are provided with anti-skidding pads (504).

3. A mining excavation shield support for a coal mine according to claim 1, wherein: the outer surface of one end of the reversible driving motor (501) is detachably connected with the inner part of the first pedal (503) through a driving shaft (502), the inner surfaces of two ends of the reversible driving motor (501) are movably connected with the outer surfaces of two ends of the second pedal (505) through a sliding shaft (506), fixing grooves are formed between the non-slip mat (504) and the first pedal (503) and between the non-slip mat (504) and the second pedal (505), the non-slip mat (504) is fixedly connected with the first pedal (503) through the fixing grooves, and the non-slip mat (504) is fixedly connected with the second pedal (505) through the fixing grooves.

4. A mining excavation shield support for a coal mine according to claim 1, wherein: the supporting device (6) comprises an installation block (601), a rotating shaft (602), a top rod (603), an L-shaped fixing head (604), a hollow fixing block (605) and a fixing bolt (606), wherein the rotating shaft (602) is arranged on the outer surface of one side of the installation block (601), the top rod (603) is arranged on the outer wall of the rotating shaft (602), the L-shaped fixing head (604) is arranged on the outer surface of one side of the top rod (603), the hollow fixing block (605) is arranged on the outer surfaces of two sides of the L-shaped fixing head (604), and the fixing bolt (606) is arranged in the middle of the hollow fixing block (605).

5. A mining excavation shield support for a coal mine according to claim 4, wherein: the outer surface of one side of the mounting block (601) is movably connected with the outer surface of the other end of the ejector rod (603) through a rotating shaft (602), an adjusting hole and an adjusting bolt are arranged between the ejector rod (603) and the L-shaped fixing head (604), the ejector rod (603) is detachably connected with the L-shaped fixing head (604) through the adjusting hole and the adjusting bolt, and the middle of the L-shaped fixing head (604) is detachably connected with the inside of the hollow fixing block (605) through a fixing bolt (606).

6. A mining excavation shield support for a coal mine according to claim 1, wherein: be provided with support frame and bracing piece between base (1) and back timber (3), the upper end surface of base (1) passes through the lower extreme surface swing joint of stand (2), support frame and bracing piece and back timber (3), be provided with the mount between base (1) and supplementary footboard (5), the middle part of base (1) is passed through the mount and can be dismantled with the one end surface of supplementary footboard (5) and be connected, the both ends surface of base (1) and one side surface welded connection of strutting arrangement (6), be provided with hydraulic pressure between back timber (3) and roof (4) and adjust the pole, back timber (3) are through hydraulic pressure regulation pole and roof (4) swing joint.