CN219622730U

CN219622730U - Mining support

Info

Publication number: CN219622730U
Application number: CN202321985860.6U
Authority: CN
Inventors: 廖小昊
Original assignee: Beijing Yunmo Technology Co ltd
Current assignee: Beijing Yunmo Technology Co ltd
Priority date: 2023-07-27
Filing date: 2023-07-27
Publication date: 2023-09-01
Anticipated expiration: 2033-07-27

Abstract

The utility model belongs to the technical field of brackets, and particularly relates to a mining bracket, which comprises a workbench, wherein a movable lifting mechanism is arranged above the workbench, and a bracket executing mechanism is arranged above the movable lifting mechanism. Through the removal elevating system and the support actuating mechanism that set up, effectually support the ore deposit hole, make the support carry out reliable location at the during operation through the locating component that sets up, the moving component that sets up simultaneously makes support actuating mechanism go up and down with the cooperation of lift supporting component, and it is adjustable to drive support moving component through the support lift pneumatic cylinder that sets up and make support plummer and support actuating platform carry out supporting angle, can be applicable to irregular ore deposit hole, and promote its stability, carry out effectual clearance through the dust removal subassembly that sets up and connect slag box to the ore deposit sediment that produces when the support supports and dust, easy operation, convenient to use.

Description

Mining support

Technical Field

The utility model belongs to the technical field of brackets, and particularly relates to a mining bracket.

Background

Mining stands are structures used to control the mine pressure of the coal face. The mining face ore pressure acts on the hydraulic support in an external load mode. When mining the ore, staff needs to enter the ore hole, and the bracket supports the inside of the ore hole because geology around the ore hole is influenced by mining.

Through the search, china patent application publication No. CN218971237U discloses a hydraulic support for coal mines, which comprises a base, a coal mine hole, a transmission assembly, an extension assembly, four conveying assemblies and an illumination assembly, and supports the coal mine hole through an electric hydraulic cylinder, if the electric hydraulic cylinder meets uneven coal mine hole ground, the stability of the electric hydraulic cylinder in the supporting process of the coal mine hole is reduced.

For the above related art, the support, the driving assembly, the extending assembly and the four transporting assemblies are relatively poor in stability, and the supporting angle is single, so that the mine cavity cannot be effectively supported, a certain amount of mineral aggregate residues and dust can be generated in the support, and the equipment and personnel are easily damaged, so that the design of the mine support is needed to deal with the problems.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model discloses a mining bracket.

The utility model realizes the above purpose through the following technical scheme:

the mining support comprises a workbench, a movable lifting mechanism is arranged above the workbench, and a support executing mechanism is arranged above the movable lifting mechanism.

The support actuating mechanism comprises a support lifting hydraulic cylinder fixedly arranged on the front side and the rear side of the upper portion of the movable lifting mechanism, a support moving assembly is arranged at the power telescopic end of the support lifting hydraulic cylinder, a support bearing table is arranged above the support moving assembly, a slag receiving box is arranged around the support bearing table, a support actuating table is arranged above the support bearing table, a dust removing assembly is arranged below the support actuating table, and a damping buffer spring device is arranged between the support bearing table and the support actuating table.

Preferably, the movable lifting mechanism comprises a connecting table fixedly arranged at two ends of the upper part of the workbench, a positioning assembly is arranged above the connecting table, a movable assembly is arranged on the front side and the rear side of the upper part of the workbench, a lifting supporting assembly is arranged above the movable assembly, and a bearing plate is arranged above the lifting supporting assembly.

Preferably, the dust removal assembly comprises a dust removal box arranged above the support bearing table, a dust removal plate is arranged at the power end of the dust removal box, and a dust collection pipe is arranged above the dust removal plate.

Preferably, the support moving assembly comprises a semicircular connecting table arranged at the power telescopic end of the support lifting hydraulic cylinder, a rotating shaft is longitudinally arranged at the middle end of the semicircular connecting table, and corner connecting tables are arranged at the front end and the rear end of the rotating shaft.

Preferably, the moving assembly comprises a forward rotating ball screw arranged on the front side and the rear side above the workbench, one end of the forward rotating ball screw is connected with a reverse rotating ball screw, the other end of the forward rotating ball screw is fixedly arranged at the power end of the variable frequency motor, and the outer surfaces of the forward rotating ball screw and the reverse rotating ball screw are both movably connected with the moving platform.

Preferably, the positioning assembly comprises a positioning connecting table fixedly arranged below the connecting table, the upper part of the positioning connecting table is arranged at the power telescopic end of the positioning hydraulic cylinder, and positioning nails are longitudinally arranged below the positioning connecting table at equal intervals.

The beneficial effects are that:

the utility model discloses a mining support, which is characterized in that a movable lifting mechanism and a support executing mechanism are arranged to effectively support a mine tunnel, a positioning component is arranged to reliably position the support during operation, the movable component is matched with the lifting supporting component to lift the support executing mechanism, a support lifting hydraulic cylinder is arranged to drive the movable component to support the support bearing platform and the support executing platform, the support bearing platform and the support executing platform can be used for supporting irregular mine tunnels, the stability of the support bearing platform and the support executing platform can be improved, mineral slag and dust generated during support of the support can be effectively cleaned through a dust removing component and a slag receiving box, the operation is simple, and the use is convenient.

Drawings

FIG. 1 is a schematic illustration of an isometric shaft configuration of the present utility model;

FIG. 2 is a schematic elevational view of the present utility model;

FIG. 3 is a first structural schematic of the present utility model;

FIG. 4 is a second schematic structural view of the present utility model;

fig. 5 is a schematic diagram of the structure at a in fig. 4.

In the figure: 1. a work table;

2. a movable lifting mechanism; 201. a connection station; 202. a positioning assembly; 2021. positioning a hydraulic cylinder; 2022. positioning a connecting table; 2023. positioning nails; 203. a moving assembly; 2031. a forward rotation ball screw; 2032. reversing the ball screw; 2033. a variable frequency motor; 2034. a mobile station; 204. lifting the supporting component; 205. a carrying plate; 206. a moving wheel; 207. a warning light;

3. a bracket executing mechanism; 301. a bracket lifting hydraulic cylinder; 302. a carriage moving assembly; 3021. a semicircular connecting table; 3022. a rotating shaft; 3023. a corner connecting table; 303. a support bearing table; 304. a slag receiving box; 305. damping buffer spring device; 306. a dust removal assembly; 3061. a dust removal box; 3062. a dust removal plate; 3063. a dust collection pipe; 307. supporting the execution table.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-5, one embodiment provided by the present utility model is: a mining support comprises a workbench 1, a movable lifting mechanism 2 is arranged above the workbench 1, and a support executing mechanism 3 is arranged above the movable lifting mechanism 2.

In this embodiment: the movable lifting mechanism 2 comprises a connecting table 201 fixedly arranged at two ends above the workbench 1, a positioning assembly 202 is arranged above the connecting table 201, a movable assembly 203 is arranged on the front side and the rear side above the workbench 1, a lifting support assembly 204 is arranged above the movable assembly 203, and a bearing plate 205 is arranged above the lifting support assembly 204. The moving assembly 203 comprises a forward rotating ball screw 2031 arranged on the front side and the rear side above the workbench 1, one end of the forward rotating ball screw 2031 is connected with a reverse rotating ball screw 2032, the other end of the forward rotating ball screw 2031 is fixedly arranged at the power end of the variable frequency motor 2033, and the outer surfaces of the forward rotating ball screw 2031 and the reverse rotating ball screw 2032 are both movably connected with a moving platform 2034. The positioning assembly 202 comprises a positioning connecting table 2022 fixedly arranged below the connecting table 201, wherein positioning nails 2023 are longitudinally and equidistantly arranged below the positioning connecting table 2022, and the power telescopic end of the positioning hydraulic cylinder 2021 is arranged above the positioning connecting table 2022. The warning lamp 207 is arranged on the front and rear sides above the workbench 1, and the moving wheel 206 is arranged on the front and rear sides below the workbench 1. The moving assembly 203 is matched with the lifting support assembly 204 to drive the support executing mechanism 3 to lift, and the warning lamp 207 is used for reminding safety during working.

In this embodiment: the support executing mechanism 3 comprises a support lifting hydraulic cylinder 301 fixedly arranged on the front side and the rear side above the movable lifting mechanism 2, a support moving assembly 302 is arranged at the power telescopic end of the support lifting hydraulic cylinder 301, a support bearing table 303 is arranged above the support moving assembly 302, a slag receiving box 304 is arranged around the support bearing table 303, a support executing table 307 is arranged above the support bearing table 303, a dust removing assembly 306 is arranged below the support executing table 307, and a damping buffer spring 305 is arranged between the support bearing table 303 and the support executing table 307. The dust removal assembly 306 includes a dust removal tank 3061 disposed above the support pedestal 303, the power end of the dust removal tank 3061 being provided with a dust removal plate 3062, the dust removal plate 3062 being provided with a dust collection tube 3063 above. The bracket moving assembly 302 comprises a semicircular connecting table 3021 arranged at the power telescopic end of the bracket lifting hydraulic cylinder 301, a rotating shaft 3022 is longitudinally arranged at the middle end of the semicircular connecting table 3021, and a corner connecting table 3023 is arranged at the front end and the rear end of the rotating shaft 3022. The support lifting hydraulic cylinder 301 is matched with the support moving assembly 302 to drive the support bearing table 303 and the support executing table 307 to carry out adjustment support at a certain angle, and the dust removing assembly 306 and the slag receiving box 304 are used for removing dust and receiving slag on the support body when the support works.

Working principle: when in use, firstly, the bracket is moved to a place to be supported through the moving wheel 206 arranged below the workbench 1, at the moment, the positioning hydraulic cylinder 2021 drives the positioning nail 2023 to move downwards to be positioned and fixed under the ground surface, the variable frequency motor 2033 is started to rotate forward to drive the forward rotation ball screw 2031 and the reverse rotation ball screw 2032 to rotate to drive the moving table 2034 arranged on the outer surface through threads, meanwhile, the lifting support assembly 204 arranged above the moving table 2034 is lifted to drive the bearing plate 205 and the bracket executing mechanism 3 to lift, when the lifting is close to the position to be supported by a mine tunnel, the lifting support assembly is stopped, at the moment, one group of bracket lifting hydraulic cylinders 301 is started to lift a certain distance through the bracket moving assembly 302, so that the bracket bearing table 303 forms a certain angle with the bearing plate 205, the support angle of the support executing table 307 is adjusted, the damping buffer spring 305 arranged below the support executing table 307 is protected, when the adjustment is stopped with the position to be supported, a certain amount of slag can be generated in the support, the slag joint box 304 is processed by the slag joint box 306, and the dust removal assembly is simultaneously, the workbench 207 is started, and the safety warning device is simple, and the safety warning device is convenient to use, and the safety warning personnel can be started around the workbench.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. A mining support, characterized in that: the automatic lifting device comprises a workbench (1), wherein a movable lifting mechanism (2) is arranged above the workbench (1), and a bracket executing mechanism (3) is arranged above the movable lifting mechanism (2);

the support actuating mechanism (3) comprises a support lifting hydraulic cylinder (301) fixedly arranged on the front side and the rear side above the movable lifting mechanism (2), a support moving assembly (302) is arranged at the power telescopic end of the support lifting hydraulic cylinder (301), a support bearing table (303) is arranged above the support moving assembly (302), a slag receiving box (304) is arranged around the support bearing table (303), a support actuating table (307) is arranged above the support bearing table (303), a dust removing assembly (306) is arranged below the support actuating table (307), and a damping buffer spring (305) is arranged between the support bearing table (303) and the support actuating table (307).

2. A mining support according to claim 1, wherein: the movable lifting mechanism (2) comprises a connecting table (201) fixedly arranged at two ends above the workbench (1), a positioning assembly (202) is arranged above the connecting table (201), a movable assembly (203) is arranged on the front side and the rear side above the workbench (1), a lifting supporting assembly (204) is arranged above the movable assembly (203), and a bearing plate (205) is arranged above the lifting supporting assembly (204).

3. A mining support according to claim 1, wherein: the dust removal assembly (306) comprises a dust removal box (3061) arranged above the support bearing table (303), a dust removal plate (3062) is arranged at the power end of the dust removal box (3061), and a dust collection pipe (3063) is arranged above the dust removal plate (3062).

4. A mining support according to claim 1, wherein: the support moving assembly (302) comprises a semicircular connecting table (3021) arranged at the power telescopic end of the support lifting hydraulic cylinder (301), a rotating shaft (3022) is longitudinally arranged at the middle end of the semicircular connecting table (3021), and corner connecting tables (3023) are arranged at the front end and the rear end of the rotating shaft (3022).

5. A mining support according to claim 2, wherein: the moving assembly (203) comprises a forward rotating ball screw (2031) arranged on the front side and the rear side above the workbench (1), one end of the forward rotating ball screw (2031) is connected with a reverse rotating ball screw (2032), the other end of the forward rotating ball screw (2031) is fixedly arranged at the power end of a variable frequency motor (2033), and the forward rotating ball screw (2031) and the outer surface of the reverse rotating ball screw (2032) are movably connected with a moving platform (2034).

6. A mining support according to claim 2, wherein: the positioning assembly (202) comprises a positioning connecting table (2022) fixedly arranged below the connecting table (201), the positioning connecting table (2022) is arranged above a power telescopic end of a positioning hydraulic cylinder (2021), and positioning nails (2023) are longitudinally and equidistantly arranged below the positioning connecting table (2022).