CN220378302U - Hydraulic support supporting equipment for coal exploitation - Google Patents

Abstract

The utility model relates to the field of coal exploitation, in particular to hydraulic support supporting equipment for coal exploitation, which comprises four hydraulic cylinders, wherein the upper ends of the hydraulic cylinders are provided with supporting mechanisms for supporting a mine hole, the hydraulic support supporting equipment also comprises protecting mechanisms for protecting falling rocks on the upper wall of the mine hole, and the protecting mechanisms are arranged between the two supporting mechanisms; through above-mentioned technical scheme, install the device in the coal mine tunnel behind the support processing to the mine tunnel, can block the stone that the mine tunnel upper wall dropped through the backplate to avoid the stone that drops to pound the workman, and through two adjacent backplate and last backplate sliding connection and sliding block and sliding connection of sliding sleeve piece and telescopic link, the shrink of cooperation telescopic link again, when the device is installed, can cooperate the structure in mine tunnel to adjust the interval between two adjacent supporting mechanism.

Description

Hydraulic support supporting equipment for coal exploitation

Technical Field

The utility model relates to the field of coal exploitation, in particular to hydraulic support equipment for coal exploitation.

Background

When coal is mined, collapse of the mine tunnel is mostly avoided by installing supporting equipment in order to ensure the safety of the interior of the mine tunnel.

The prior patent publication number is CN218265981U, a coal exploitation hydraulic support supporting equipment, this device is convenient for make to be connected between a plurality of this devices through connecting plate, accessory plate, auxiliary hole and spacing setting of post, makes simultaneously that this device can be more stable place.

The two side walls of the just dug coal mine hole are required to be supported, and the upper wall of the mine hole is easy to fall off due to small vibration, so that workers are easy to hit the falling stone when working in the coal mine hole, and the workers are easy to walk or work in the mine hole at a certain danger.

Disclosure of Invention

The utility model aims to solve the problems and provide hydraulic support equipment for coal mining.

The technical scheme adopted by the utility model is as follows:

the hydraulic support supporting equipment for coal exploitation comprises four hydraulic cylinders, wherein supporting mechanisms for supporting and treating mine holes are arranged at the upper ends of the hydraulic cylinders, and the hydraulic support supporting equipment also comprises protecting mechanisms for protecting falling rocks on the upper walls of the mine holes, and the protecting mechanisms are arranged between the two supporting mechanisms;

the protection mechanism comprises two connecting seats, the connecting seats are arranged on the corresponding end faces of the adjacent two supporting mechanisms, a plurality of upper guard plates are connected between the connecting seats in a rotating mode, telescopic rods are arranged on the front side and the rear side of the connecting seats, sliding blocks are connected to the front end and the rear end of each upper guard plate in a sliding mode, and sliding blocks are connected to one ends of the sliding blocks in a rotating mode.

Preferably: the two adjacent upper guard plates are in rotary connection, and the sliding sleeve blocks are in sliding connection with the corresponding telescopic rods.

Preferably: the supporting mechanism comprises two connecting strips, the connecting strips are fixed at the telescopic ends of the hydraulic cylinders, the corresponding ends of the two connecting strips are fixed with the fixed ends and the telescopic ends of the telescopic rods, the connecting seats are fixed with the connecting strips, and the upper ends of the connecting strips are fixed with upper supporting strips.

Preferably: the supporting mechanism further comprises a mounting frame, the mounting frame is mounted at the front end and the rear end of the connecting strip, a supporting plate is arranged in the middle of the mounting frame, one end of the mounting frame is connected with two screws in a threaded mode, and one end of each screw is fixedly provided with a locking block.

Preferably: the middle of the support plate is provided with a concave, and the inner wall of the mounting frame is provided with a groove corresponding to the concave of the support plate.

Preferably: the locking block is provided with a rubber layer corresponding to the end face of the support plate.

The beneficial effects are that: after installing the device in the coal mine tunnel to support the mine tunnel, can block the stone that the mine tunnel upper wall dropped through the upper guard plate to avoid the stone that drops to pound the workman, and through two adjacent upper guard plates be swivelling joint and sliding block and upper guard plate sliding connection and sliding sleeve piece and telescopic link's sliding connection, the shrink of cooperation telescopic link again, when the device is installed, can cooperate the structure in mine tunnel to adjust the interval between two adjacent supporting mechanism.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the description serve to explain, without limitation, the utility model. In the drawings:

FIG. 1 is a schematic structural view of a hydraulic support apparatus for coal mining according to the present utility model;

FIG. 2 is a schematic structural view of a hydraulic support equipment support mechanism for coal mining according to the present utility model;

FIG. 3 is a schematic view of two side structures of a hydraulic support equipment support mechanism for coal mining according to the present utility model;

FIG. 4 is a schematic structural view of a hydraulic support equipment protection mechanism for coal mining according to the present utility model;

fig. 5 is an enlarged view of fig. 4 a of a hydraulic prop device for coal mining according to the present utility model.

The reference numerals are explained as follows:

1. a hydraulic cylinder; 2. a fixing mechanism; 21. a base; 22. a fixing hole; 3. a support mechanism; 31. a connecting strip; 32. a supporting strip is arranged; 33. a mounting frame; 34. a support plate; 35. a screw; 36. a locking block; 4. a protective mechanism; 41. a connecting seat; 42. an upper guard board; 43. a telescopic rod; 44. a sliding block; 45. and a sliding sleeve block.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships as described based on the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should 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 can be understood by those of ordinary skill in the art in a specific case.

The utility model is further illustrated by the following examples in connection with the accompanying drawings.

As shown in fig. 1-5, the hydraulic support supporting equipment for coal mining comprises four hydraulic cylinders 1, wherein fixing mechanisms 2 are arranged at the lower ends of the four hydraulic cylinders 1, supporting mechanisms 3 for supporting ore holes are arranged at the upper ends of the hydraulic cylinders 1, a protecting mechanism 4 for protecting ore falling rocks on the upper wall of each ore hole is further arranged at the upper ends of the hydraulic cylinders 1, and the protecting mechanism 4 is arranged between the two supporting mechanisms 3.

In this embodiment, the fixing mechanism 2 includes four bases 21, the bases 21 are fixed at the lower end of the hydraulic cylinder 1, and fixing holes 22 are formed at four corners of the bases 21; the device is mounted and fixed by passing fixing bolts through the fixing holes 22 at the four corners of the base 21.

In this embodiment, the supporting mechanism 3 includes two connecting bars 31, the connecting bars 31 are fixed at the telescopic ends of the hydraulic cylinder 1, the upper supporting bars 32 are fixed at the upper ends of the connecting bars 31, the mounting frames 33 are installed at both ends of the connecting bars 31, the supporting plate 34 is arranged in the middle of the mounting frames 33, the supporting plate 34 is provided with a concave in the middle, the inner wall of the mounting frames 33 is provided with a groove corresponding to the concave of the supporting plate 34, one end of the mounting frames 33 is in threaded connection with two screws 35, one end of each screw 35 is fixed with a locking block 36, and the end face of each locking block 36 corresponding to the supporting plate 34 is provided with a rubber layer; before the device is installed, the screw rods 35 are screwed to enable the two locking blocks 36 not to be tightly attached to the concave wall of the support plate 34 according to the inner wall of the coal mine hole, so that the whole support plate 34 can be movably adjusted according to the inner wall of the coal mine hole, after adjustment, the screw rods 35 are reversely rotated to enable the locking blocks 36 to be tightly attached to the concave wall of the support plate 34 again to enable the support plate 34 to be fixed, and therefore the upper support strip 32 and the support plate 34 support the coal mine hole.

In this embodiment, the protection mechanism 4 includes two connection seats 41, the two connection seats 41 are fixed on corresponding end surfaces of the two connection bars 31, the connection seats 41 are mounted on corresponding end surfaces of the two adjacent support mechanisms 3, a plurality of upper guard plates 42 are rotatably connected between the two connection seats 41, the two adjacent upper guard plates 42 are rotatably connected, telescopic rods 43 are respectively arranged on front and rear sides of the connection seats 41, two ends of the telescopic rods 43 are fixed with the connection bars 31, sliding blocks 44 are respectively slidably connected with front and rear ends of each upper guard plate 42, one end of each sliding block 44 is rotatably connected with a sliding sleeve block 45, and the sliding sleeve blocks 45 are slidably connected with the corresponding telescopic rods 43; the stone that can block ore deposit hole upper wall through last backplate 42 to avoid the stone that drops to smash the workman, and through two adjacent backplate 42 all being swivelling joint and sliding block 44 and last backplate 42 sliding connection and sliding sleeve 45 and telescopic link 43's sliding connection, the shrink of cooperation telescopic link 43 again, when the device is installed, can cooperate the structure in ore deposit hole to adjust the interval between two adjacent supporting mechanism 3.

Working principle: before the device is installed, the screw 35 is screwed according to the inner wall of the coal mine hole, so that the two locking blocks 36 are not tightly attached to the concave wall of the support plate 34, the whole support plate 34 can be adjusted according to the movement of the inner wall of the coal mine hole, after the adjustment is finished, the screw 35 is reversely rotated, so that the locking blocks 36 are tightly attached to the concave wall of the support plate 34 again to fix the support plate 34, the upper supporting strip 32 and the support plate 34 support the coal mine hole, the device is adjusted and installed, stone falling from the upper wall of the mine hole can be blocked through the upper guard plate 42, the falling stone is prevented from smashing workers, and the sliding block 44 is connected with the upper guard plate 42 in a sliding mode and the sliding block 45 is connected with the telescopic rod 43 in a sliding mode, and then the telescopic rod 43 is matched with the telescopic rod 43 to shrink, and when the device is installed, the space between two adjacent supporting mechanisms 3 can be adjusted according to the structure of the mine hole.

While the preferred embodiments of the present utility model have been described in detail with reference to the drawings, the present utility model is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present utility model within the knowledge of those skilled in the art.

Claims (6)

1. The utility model provides a hydraulic support supporting equipment of coal exploitation, includes four pneumatic cylinders (1), supporting mechanism (3) that are used for carrying out supporting treatment to the ore deposit hole are installed to pneumatic cylinder (1) upper end, its characterized in that: the protection mechanism (4) is used for protecting falling rocks on the upper wall of the mine tunnel, and the protection mechanism (4) is arranged between the two support mechanisms (3);

protection machanism (4) are including two connecting seats (41), connecting seat (41) are installed adjacent two corresponding terminal surface of supporting machanism (3), two rotate between connecting seat (41) and be connected with a plurality of backplate (42), connecting seat (41) front and back side all is provided with telescopic link (43), every the equal sliding connection of end has sliding block (44) around backplate (42), every sliding block (44) one end all rotates and is connected with sliding sleeve block (45).

2. The hydraulic prop device for coal mining of claim 1, wherein: the two adjacent upper guard plates (42) are in rotary connection, and the sliding sleeve blocks (45) are in sliding connection with the corresponding telescopic rods (43).

3. The hydraulic prop device for coal mining of claim 1, wherein: the supporting mechanism (3) comprises two connecting strips (31), the connecting strips (31) are fixed at the telescopic ends of the hydraulic cylinder (1), the corresponding ends of the two connecting strips (31) are fixed with the fixed ends and the telescopic ends of the telescopic rods (43), the connecting seats (41) are fixed with the connecting strips (31), and the upper ends of the connecting strips (31) are fixed with upper supporting strips (32).

4. A hydraulic prop device for coal mining according to claim 3, wherein: the supporting mechanism (3) further comprises a mounting frame (33), the mounting frame (33) is mounted at the front end and the rear end of the connecting strip (31), a supporting plate (34) is arranged in the middle of the mounting frame (33), one end of the mounting frame (33) is connected with two screws (35) in a threaded mode, and one end of each screw (35) is fixedly provided with a locking block (36).

5. The hydraulic prop device for coal mining of claim 4, wherein: the middle of the support plate (34) is provided with a concave, and the inner wall of the mounting rack (33) is provided with a groove corresponding to the concave of the support plate (34).

6. The hydraulic prop device for coal mining of claim 4, wherein: the locking block (36) is provided with a rubber layer corresponding to the end face of the support plate (34).