CN211255041U - Hydraulic hoist for mine - Google Patents

Abstract

The utility model discloses a hydraulic lifting machine for mine, including the base, vertical supporting seat has been laid to the up end of base, has laid the workstation on the supporting seat, and the central point of workstation up end puts and has laid the base, and the base rotates and is connected with the jib, and the roller has been laid to the one end that the jib deviates from the base. The hydraulic elevator for the mine is provided with the hydraulic cylinder, so that the inclination angle of the lifting rod can be quickly adjusted, and the hydraulic elevator is convenient to assemble with goods; the adjusting mechanism is arranged on one side of the driven shaft, so that driven wheels with different sizes on the driven shaft can be meshed with corresponding speed regulating wheels for transmission, the driven shaft can obtain different rotating speeds, multiple occasions of use of the elevator are realized, and the actual operating efficiency is improved; in addition, through being provided with the gusset between base and supporting seat, can effectively strengthen the structural strength of lifting machine, guarantee the security of operation, prolong the life of lifting machine.

Description

Hydraulic hoist for mine

Technical Field

The utility model relates to a lifting means specifically is a hydraulic lifting machine for mine.

Background

Coal mines are areas where humans mine coal resources in coal-rich mining areas, and are generally divided into underground coal mines and opencast coal mines. When the coal bed is far away from the ground surface, a tunnel is generally dug towards the underground, the tunnel is a minery coal mine, a mine hoist plays an important role in minery coal mine equipment, the mining of underground mineral products continuously increases the requirements on raw materials along with the time lapse and industrial development, the mining depth is increased, and the difficulty of mine hoisting is increased. The lifting rate of the existing mine hoist can not be adjusted during actual operation, so that the existing mine hoist has certain limitation during use and influences the operation efficiency; accordingly, there is a need for improvements in the art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hydraulic lifting machine for mine to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a hydraulic hoist for a mine comprises a base, wherein a vertical supporting seat is distributed on the upper end face of the base, a workbench is distributed on the supporting seat, a base is distributed at the center of the upper end face of the workbench, the base is rotatably connected with a lifting rod, and a roller is distributed at one end of the lifting rod, which is far away from the base; a fixed seat is distributed on one side of the upper end face of the workbench, a driven shaft is assembled on the fixed seat, a cable disc is connected onto the driven shaft, a rope is wound on the cable disc, the rope is wound on the roller to be vertically placed, and the end part of the rope is connected with a lifting hook; as a further aspect of the present invention: a plurality of driven wheels with different sizes are arranged on the driven shaft at intervals, one side of each driven wheel is provided with a driving mechanism, the driving mechanism comprises a driving shaft, a driving wheel is arranged on the driving shaft, and the driving wheel is a plurality of belt pulleys; the driving shaft is connected with a shifting fork in a sliding mode, a first change wheel, a second change wheel and a third change wheel are arranged on the shifting fork at intervals, the first change wheel, the second change wheel and the third change wheel are in transmission connection with the driving wheel through belts, the first change wheel, the second change wheel and the third change wheel are matched with different driven wheels respectively, and an adjusting mechanism is arranged on one side of the shifting fork.

As a further aspect of the present invention: the adjusting mechanism comprises a speed adjusting plate, the speed adjusting plate is arc-shaped, a plurality of clamping grooves are distributed on the speed adjusting plate, movable cavities matched with the shifting forks are distributed on the speed adjusting plate, clamping pins are distributed at one ends of the shifting forks, and the clamping pins are matched with the clamping grooves.

As a further aspect of the present invention: the angle adjusting mechanism is arranged below the lifting rod and comprises a hydraulic cylinder, the hydraulic cylinder is placed on the workbench, a sliding groove is arranged on the lifting rod, and one end, deviating from the workbench, of the hydraulic cylinder is connected with the sliding groove in a matched mode.

As a further aspect of the present invention: and the rollers convenient to move are arranged below the base.

As a further aspect of the present invention: a plurality of rib plates are uniformly distributed between the supporting seat and the base, and the cross sections of the rib plates are triangular.

Compared with the prior art, the beneficial effects of the utility model are that: the hydraulic elevator for the mine is provided with the hydraulic cylinder, so that the inclination angle of the lifting rod can be quickly adjusted, and the hydraulic elevator is convenient to assemble with goods; the adjusting mechanism is arranged on one side of the driven shaft, so that driven wheels with different sizes on the driven shaft can be meshed with corresponding speed regulating wheels for transmission, the driven shaft can obtain different rotating speeds, multiple occasions of use of the elevator are realized, and the actual operating efficiency is improved; in addition, through being provided with the gusset between base and supporting seat, can effectively strengthen the structural strength of lifting machine, guarantee the security of operation, prolong the life of lifting machine.

Drawings

Fig. 1 is a schematic structural diagram of a hydraulic hoist for a mine.

Fig. 2 is a schematic structural diagram of a driving mechanism in the hydraulic hoist for the mine.

In the figure: 1-base, 2-support base, 3-rib plate, 4-roller, 5-workbench, 6-fixing base, 7-base, 8-lifting rod, 9-driven shaft, 10-cable disc, 11-hydraulic cylinder, 12-chute, 13-roller, 14-rope, 15-lifting hook, 16-driving shaft, 17-shifting fork, 18-speed regulating plate, 19-bayonet, 20-driven wheel, 21-driving wheel, 22-first speed changing wheel, 23-second speed changing wheel and 24-third speed changing wheel.

Detailed Description

In the following description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

Example 1

Referring to fig. 1-2, a hydraulic hoist for a mine comprises a base 1, wherein a vertical supporting seat 2 is arranged on the upper end surface of the base 1, a workbench 5 is arranged on the supporting seat 2, a base 7 is arranged at the center of the upper end surface of the workbench 5, the base 7 is rotatably connected with a lifting rod 8, and a roller 13 is arranged at one end of the lifting rod 8 departing from the base 7; a fixed seat 6 is distributed on one side of the upper end face of the workbench 5, a driven shaft 9 is assembled on the fixed seat 6, a cable disc 10 is connected to the driven shaft 9, a rope 14 is wound on the cable disc 10, the rope 14 is wound on a roller 13 and placed vertically, and the end part of the rope is connected with a lifting hook 15; a plurality of driven wheels 20 with different sizes are arranged on the driven shaft 9 at intervals, a driving mechanism is arranged on one side of each driven wheel 20, the specific mechanism of the driving mechanism is not limited, preferably, in the embodiment, the driving mechanism comprises a driving shaft 16, a driving wheel 21 is arranged on the driving shaft 16, and the driving wheel 21 is a plurality of belt pulleys; the driving shaft 16 is connected with a shifting fork 17 in a sliding mode, a first change wheel 22, a second change wheel 23 and a third change wheel 24 are arranged on the shifting fork 17 at intervals, the first change wheel 22, the second change wheel 23 and the third change wheel 24 are in transmission connection with the driving wheel 21 through a belt, the first change wheel 22, the second change wheel 23 and the third change wheel 24 are matched with different driven wheels 20 respectively, and an adjusting mechanism is arranged on one side of the shifting fork 17.

The specific structure of the adjusting mechanism is not limited, preferably, in the embodiment, the adjusting mechanism comprises a speed adjusting plate 18, the speed adjusting plate 18 is arc-shaped, a plurality of clamping grooves are distributed on the speed adjusting plate 18, a movable cavity matched with a shifting fork 17 is distributed on the speed adjusting plate 18, a clamping pin 19 is distributed at one end of the shifting fork 17, and the clamping pin 19 is matched with the clamping grooves.

Further, angle adjustment mechanism has been laid to the below of rising jib 8, angle adjustment mechanism's specific structure does not add the injecive, and is preferred, in this embodiment, angle adjustment mechanism includes pneumatic cylinder 11, and pneumatic cylinder 11 lays on workstation 5, has laid spout 12 on rising jib 8, and pneumatic cylinder 11 deviates from the one end of workstation 5 and spout 12 cooperation is connected.

Furthermore, a roller 4 convenient to move is arranged below the base 1.

The working principle of the embodiment is as follows:

the hoisting machine is placed at a proper position, the hydraulic cylinder 11 is started to adjust the hoisting rod 8 to a proper angle, and the goods are connected with the lifting hook 15; the position of the shifting fork 17 on the driving shaft 16 is adjusted, so that one of the speed change wheels is meshed with the corresponding driven wheel 20, the bayonet 19 is clamped in a clamping groove on the speed regulation plate, the driving shaft 16 is started, the driving wheel 21 drives the speed change wheel to rotate, the speed change wheel is meshed with the corresponding driven wheel 20, and the driven shaft 9 can obtain different rotating speeds by meshing the speed change wheel with different driven wheels 20, so that the speed regulation of the hoister is realized, and the speed regulation device is suitable for different hoisting occasions.

Example 2

Referring to fig. 1, in embodiment 1, the upper and lower ends of the supporting seat 2 are respectively connected to the working platform 5 and the base 1, and during actual hoisting, a large force needs to be borne, and in order to enhance the structural strength of the supporting seat 2, the present embodiment is improved based on embodiment 1, and the improvement is as follows: a plurality of rib plates 3 are uniformly distributed between the supporting seat 2 and the base 1, and the cross sections of the rib plates 3 are triangular so as to improve the structural strength of the elevator.

It should be particularly noted that, although the present specification describes embodiments, each embodiment does not include only an independent technical solution, and such description of the specification is only for clarity, and those skilled in the art should take the specification as a whole, and technical solutions in various embodiments may be appropriately combined to form other embodiments that can be understood by those skilled in the art, and the above-mentioned embodiments only express the preferred embodiments of the technical solutions, and the description thereof is more specific and detailed, but should not be construed as limiting the scope of the claims of the technical solutions. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications, improvements and substitutions can be made, which all fall within the protection scope of the present technical solution. The protection scope of this technical solution patent should be subject to the appended claims.

Claims (5)

1. A hydraulic hoist for a mine comprises a base (1) and is characterized in that a vertical supporting seat (2) is arranged on the upper end face of the base (1), a workbench (5) is arranged on the supporting seat (2), a base (7) is arranged at the center of the upper end face of the workbench (5), the base (7) is rotatably connected with a lifting rod (8), and a roller (13) is arranged at one end, deviating from the base (7), of the lifting rod (8); a fixed seat (6) is arranged on one side of the upper end face of the workbench (5), a driven shaft (9) is assembled on the fixed seat (6), a cable disc (10) is connected to the driven shaft (9), a rope (14) is wound on the cable disc (10), the rope (14) is wound on a roller (13) and is vertically placed, and the end part of the rope is connected with a lifting hook (15); a plurality of driven wheels (20) with different sizes are arranged on the driven shaft (9) at intervals, a driving mechanism is arranged on one side of each driven wheel (20), the driving mechanism comprises a driving shaft (16), a driving wheel (21) is arranged on the driving shaft (16), and the driving wheels (21) are a plurality of belt pulleys; the driving shaft (16) is connected with a shifting fork (17) in a sliding mode, a first change wheel (22), a second change wheel (23) and a third change wheel (24) are arranged on the shifting fork (17) at intervals, the first change wheel (22), the second change wheel (23) and the third change wheel (24) are in transmission connection with the driving wheel (21) through belts, the first change wheel (22), the second change wheel (23) and the third change wheel (24) are matched with different driven wheels (20) respectively, and an adjusting mechanism is arranged on one side of the shifting fork (17).

2. The hydraulic hoist for mine shaft according to claim 1, characterized in that the adjusting mechanism comprises a speed adjusting plate (18), the speed adjusting plate (18) is arc-shaped and is provided with a plurality of clamping grooves, the speed adjusting plate (18) is provided with a movable cavity matched with the shifting fork (17), one end of the shifting fork (17) is provided with a clamping pin (19), and the clamping pin (19) is matched with the clamping groove.

3. The hydraulic hoist for mine as claimed in claim 1, characterized in that an angle adjusting mechanism is disposed below the lifting rod (8), the angle adjusting mechanism comprises a hydraulic cylinder (11), the hydraulic cylinder (11) is disposed on the working platform (5), a chute (12) is disposed on the lifting rod (8), and one end of the hydraulic cylinder (11) away from the working platform (5) is connected with the chute (12) in a matching manner.

4. The hydraulic hoist for mine as claimed in claim 2, characterized in that the rollers (4) are arranged under the base (1) for easy movement.

5. The hydraulic hoist for the mine according to claim 4, characterized in that a plurality of rib plates (3) are uniformly distributed between the supporting seat (2) and the base (1), and the cross section of each rib plate (3) is triangular.

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