CN215444112U

CN215444112U - Self-moving type lifting shed of fully mechanized coal mining face

Info

Publication number: CN215444112U
Application number: CN202121540130.6U
Authority: CN
Inventors: 钱地
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-08
Filing date: 2021-07-08
Publication date: 2022-01-07
Anticipated expiration: 2031-07-08

Abstract

The utility model relates to the field of fully mechanized mining work, and discloses a self-moving type canopy of a fully mechanized mining face, which comprises a driving rack, first hydraulic cylinders fixedly arranged at four corners of the top of the driving rack and used for supporting a supporting steel plate, and auxiliary supporting structures arranged at two ends of the supporting steel plate facing the advancing direction of the driving rack, wherein shielding protective structures are arranged at two sides of the supporting steel plate, and each shielding protective structure comprises a third hydraulic cylinder fixedly arranged at the middle position of the bottom of the supporting steel plate, a rotating shaft seat and a shielding plate. According to the utility model, the shielding protection structures are arranged on the two sides of the supporting steel plate, each shielding protection structure comprises the shielding plate and the third hydraulic cylinder which are rotatably connected to the rotating shaft seat, and the third hydraulic cylinder works to adjust the angle of the shielding plate, so that the two sides of the supporting steel plate are provided with the protection edges, and the practicability is improved.

Description

Self-moving type lifting shed of fully mechanized coal mining face

Technical Field

The utility model relates to the field of fully mechanized mining work, in particular to a self-moving type shed for a fully mechanized mining face.

Background

The fully mechanized mining face stope support is different according to the matching mode of the support and three main procedures of coal cutting, frame moving and pushing a conveyor, the fully mechanized mining face has a timely support mode and a lagging support mode, and the frame moving mode comprises a single frame sequential mode, a grouping interval staggered mode and a grouping integral sequential mode;

it is comparatively important equipment in the working face to lift the canopy, but, the current canopy of lifting when using, supporting steel plate support the top surface in colliery, and the junk can appear sometimes at supporting steel plate's both sides border, can bring certain danger to the worker, and the practicality is not enough.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a self-moving type shed for a fully mechanized coal mining face, which aims to solve the problems in the background technology.

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

the utility model provides a combine and adopt working face from moving formula and lift canopy, includes drive frame, at the first pneumatic cylinder that four corner fixed mounting at the top of drive frame carried out the support to the supporting steel plate and the supplementary bearing structure that sets up towards the both ends of drive frame direction of advance at the supporting steel plate, the both sides of supporting steel plate are provided with shelters from protective structure, shelter from protective structure and include third pneumatic cylinder, pivot seat and the shielding plate of fixed mounting in the supporting steel plate bottom position placed in the middle, wherein the pivot seat is installed at supporting steel plate both sides border, the pivot seat matches and establishes with the pivot on the shielding plate, one side of shielding plate is the portion of bending inwards, the output of third pneumatic cylinder is connected with the installation head of shielding plate bottom.

As a further scheme of the utility model: and a driving system for driving the movable wheels to move is arranged in the driving rack.

As a further scheme of the utility model: the auxiliary supporting structure comprises a second hydraulic cylinder, an auxiliary steel plate and a fixed block, wherein the second hydraulic cylinder is fixedly arranged at the bottom of the supporting steel plate and is located at a port position, the auxiliary steel plate moves in a supporting steel plate cavity, and the fixed block is fixedly arranged at the bottom of the auxiliary steel plate.

As a further scheme of the utility model: and sliding grooves are formed in two cavity walls of the cavity in the supporting steel plate, and sliding blocks which slide with the sliding grooves are arranged at two ends of the supporting steel plate.

As a further scheme of the utility model: and the output end of the second hydraulic cylinder is arranged between the fixed block and the output end of the second hydraulic cylinder.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the shielding protection structures are arranged on the two sides of the supporting steel plate, each shielding protection structure comprises the shielding plate and the third hydraulic cylinder which are rotatably connected to the rotating shaft seat, and the third hydraulic cylinder works to adjust the angle of the shielding plate, so that the two sides of the supporting steel plate are provided with the protection edges, and the practicability is improved.

Drawings

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

FIG. 2 is a schematic structural view of an auxiliary support structure according to the present invention;

FIG. 3 is a schematic structural diagram of the shielding structure according to the present invention.

In the figure: 1. a drive chassis; 2. a first hydraulic cylinder; 3. a moving wheel; 4. a support steel plate; 5. an auxiliary support structure; 501. a second hydraulic cylinder; 502. an auxiliary steel plate; 503. a fixed block; 6. shielding the protective structure; 601. a third hydraulic cylinder; 602. a rotating shaft seat; 603. a shielding plate.

Detailed Description

Referring to fig. 1 to 3, in the embodiment of the present invention, a fully mechanized coal mining face self-moving type canopy includes a driving frame 1, first hydraulic cylinders 2 fixedly mounted at four corners of the top of the driving frame 1 and supporting a supporting steel plate 4, and auxiliary supporting structures 5 disposed at two ends of the supporting steel plate 4 facing the advancing direction of the driving frame 1, shielding protective structures 6 are disposed at two sides of the supporting steel plate 4, each shielding protective structure 6 includes a third hydraulic cylinder 601 fixedly mounted at the center of the bottom of the supporting steel plate 4, a rotating shaft base 602 and a shielding plate 603, wherein the rotating shaft base 602 is mounted at two side edges of the supporting steel plate 4, the rotating shaft base 602 is matched with a rotating shaft on the shielding plate 603, one side of the shielding plate 603 is an inward bending portion, and an output end of the third hydraulic cylinder 601 is connected to an installation head at the bottom of the shielding plate 603.

Referring to fig. 1, a driving system for driving the moving wheel 3 to move is arranged in the driving frame 1.

By adopting the above scheme, the driving system arranged in the driving rack 1 is the driving system of the automobile, so that the driving rack 1 can move.

Referring to fig. 2, the auxiliary support structure 5 includes a second hydraulic cylinder 501 fixedly disposed at the bottom of the support steel plate 4 at the position of the port, an auxiliary steel plate 502 moving in the cavity of the support steel plate 4, and a fixing block 503 fixedly disposed at the bottom of the auxiliary steel plate 502.

By adopting the above technical scheme, the second hydraulic cylinder 501 can slowly shift out the auxiliary steel plate 502 in the cavity of the supporting steel plate 4 after working, the supporting area of the supporting steel plate 4 is increased, and the hydraulic support is simple in operation and practical in function.

Referring to fig. 1, two cavity walls of the cavity in the supporting steel plate 4 are provided with sliding grooves, and two ends of the supporting steel plate 4 are provided with sliding blocks sliding with the sliding grooves.

Through adopting above-mentioned scheme, the both ends at supporting steel plate 4 are fixed and are provided with the slider that slides in the spout for supporting steel plate 4 removes more firmly.

Referring to fig. 2, the output end of the second hydraulic cylinder 501 is mounted to the fixed block 503.

The working principle of the utility model is as follows: when using, the actuating system in the drive frame 1 can make the removal wheel 3 remove, make the drive frame 1 portable, first pneumatic cylinder 2 work back, can slowly rise supporting steel plate 4, support the top surface in colliery, and be provided with auxiliary supporting structure 5 at supporting steel plate 4's both ends, second pneumatic cylinder 501 work in auxiliary supporting structure 5, slowly shift out auxiliary steel plate 502 from supporting steel plate 4's cavity, the multiplicable area of support to the colliery top surface, it is more convenient to use to have started, and be provided with in supporting steel plate 4 both sides and shelter from protective structure 6, shelter from the work of third pneumatic cylinder 601 in protective structure 6, can make the slow expansion of shielding plate 603, make supporting steel plate 4's both sides constitute a protection border, increase the guard effect.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A fully mechanized coal mining face self-moving type lifting shed comprises a driving rack (1), a first hydraulic cylinder (2) fixedly mounted at four corners at the top of the driving rack (1) and used for supporting a supporting steel plate (4), and auxiliary supporting structures (5) arranged at two ends of the supporting steel plate (4) facing the advancing direction of the driving rack (1), and is characterized in that shielding protective structures (6) are arranged at two sides of the supporting steel plate (4), each shielding protective structure (6) comprises a third hydraulic cylinder (601) fixedly mounted at the middle position of the bottom of the supporting steel plate (4), a rotating shaft seat (602) and a shielding plate (603), wherein the rotating shaft seats (602) are mounted at two side edges of the supporting steel plate (4), the rotating shaft seats (602) are matched with rotating shafts on the shielding plates (603), and one side of the shielding plate (603) is an inward bending part, the output end of the third hydraulic cylinder (601) is connected with the mounting head at the bottom of the shielding plate (603).

2. The self-moving type canopy of the fully mechanized mining face according to claim 1, wherein a driving system for driving the moving wheel (3) to move is arranged in the driving frame (1).

3. The self-moving type canopy according to claim 1 or 2, wherein the auxiliary support structure (5) comprises a second hydraulic cylinder (501) fixedly arranged at the bottom of the support steel plate (4) at the position of the port, an auxiliary steel plate (502) moving in the cavity of the support steel plate (4), and a fixing block (503) fixedly arranged at the bottom of the auxiliary steel plate (502).

4. The self-moving type lifting shed for the fully mechanized mining face of claim 1 or 2, wherein sliding grooves are formed in two cavity walls of the cavity in the supporting steel plate (4), and sliding blocks sliding with the sliding grooves are arranged at two ends of the supporting steel plate (4).

5. The self-moving type lifting shed for the fully mechanized mining face of claim 3, wherein the output end of the second hydraulic cylinder (501) is mounted between a fixed block (503).