CN218708799U

CN218708799U - Colliery hoist mechanism

Info

Publication number: CN218708799U
Application number: CN202222961270.1U
Authority: CN
Inventors: 王建忠
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-11-07
Filing date: 2022-11-07
Publication date: 2023-03-24
Anticipated expiration: 2032-11-07

Abstract

The utility model discloses a coal mine lifting mechanism, which comprises an upper bracket and a winding roller arranged at the top of the upper bracket, wherein a steel wire rope is wound on the surface of the winding roller, a material box is arranged at the bottom of the upper bracket, a top frame is arranged at the top of the material box, a connecting structure is arranged between the bottom end of the steel wire rope and the top frame, a limiting structure is arranged at the bottom of the top end of the upper bracket, the limiting structure comprises a bottom block and a through hole arranged inside the bottom block, a limiting component is arranged inside the through hole, and the steel wire rope penetrates through the limiting component; through the limit structure and the connecting structure, the vertical state between the steel wire rope and the material box can be guaranteed, and meanwhile, only one connecting point is arranged between the steel wire rope and the material box, so that the material box is stable in stress, the pressure on a track is reduced, and the normal use of a lifting mechanism is facilitated.

Description

Colliery hoist mechanism

Technical Field

The utility model belongs to the technical field of coal mining, concretely relates to colliery hoist mechanism.

Background

The mining elevator is mainly used for dispatching mine cars under mines and other auxiliary tractors, a traditional lifting mechanism is easy to be unstable and dangerous in the feeding process, and through retrieval, a mining elevator for coal mining is described in the patent application with the application number of CN 201920427782.5.

Between connecting block and the material case of wire rope bottom in the above-mentioned patent be sliding connection, when wire rope's position changes, corresponding slip takes place for the connecting block, the purpose of this kind of design is in vertical state between in order to let wire rope and the material case all the time, but this kind of design can bring new drawback for hoist mechanism's use, because the connecting block can follow the continuous transform of wire rope and the hookup location of material case, consequently, the stress point of material case also constantly changes, lead to the material case to have the trend of slope, thereby the increasement is to rail pressure, also be unfavorable for guaranteeing the stability of material case, consequently, need design a new structure in addition and solve this problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a colliery hoist mechanism to the tie point that connects between rope and the material case constantly changes in proposing among the above-mentioned patent among the solution above-mentioned background art, thereby influences stable problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a colliery hoist mechanism, includes the upper bracket and sets up the winding up roller at the upper bracket top, the surface winding of winding up roller has wire rope, the bottom of upper bracket is provided with the material case, the top of material case is provided with the roof-rack, be provided with connection structure between wire rope's bottom and the roof-rack, the top bottom of upper bracket is provided with limit structure, limit structure includes the end block and sets up at the inside through-hole of end block, the inside of through-hole is provided with spacing subassembly, wire rope runs through spacing subassembly.

Preferably, the limiting structure further comprises a through groove which is formed in the top of the bottom block and is used for the steel wire rope to penetrate through, and the cross section of the through groove is of a trapezoidal structure.

Preferably, the limiting assembly comprises a metal ring arranged inside the through hole and a rubber ring arranged inside the metal ring.

Preferably, a clamping assembly is arranged between the through hole and the limiting assembly, and comprises a clamping block fixed on the outer side of the metal ring and a clamping groove arranged on the inner wall of the through hole and clamped with the clamping block.

Preferably, the bilateral symmetry of bottom block is provided with the installation component, the installation component is including fixing the installation piece in bottom block both sides, be connected with the bolt between installation piece and the upper bracket.

Preferably, the connecting structure comprises a middle fixing block fixed in the middle of the top frame and a connecting block fixed at the bottom end of the steel wire rope, a connecting groove for embedding the connecting block is formed in the top of the middle fixing block, a screw hole is formed in the connecting block, a screw is connected to the screw hole in a threaded mode, and the outer end of the screw extends out of the middle fixing block and is fixed with a rotating handle.

Preferably, the surface of the rotating handle is provided with anti-skid grains, and a connecting rope is connected between the bottom of the middle fixing block and the rotating handle.

Preferably, the bottom of the upper support is provided with a bottom frame, the inner side of the bottom frame is provided with a track, and the material box is connected with the track in a sliding mode.

Compared with the prior art, the beneficial effects of the utility model are that:

through the limit structure and the connecting structure, the vertical state between the steel wire rope and the material box can be guaranteed, and meanwhile, only one connecting point is arranged between the steel wire rope and the material box, so that the material box is stable in stress, the pressure on a track is reduced, and the normal use of a lifting mechanism is facilitated.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a front sectional view of the position limiting structure of fig. 1 according to the present invention;

fig. 3 is a side cross-sectional view of the connection structure of fig. 1 according to the present invention;

in the figure: 100. an upper bracket; 200. a winding roller; 300. a wire rope; 400. a material box; 500. a top frame; 600. a limiting structure; 601. a through groove; 602. a bottom block; 603. a through hole; 604. a limiting component; 6041. a metal ring; 6042. a rubber ring; 605. clamping the assembly; 6051. a clamping block; 6052. a card slot; 606. mounting the component; 6061. mounting blocks; 6062. a bolt; 700. a connecting structure; 701. a middle fixed block; 702. connecting blocks; 703. connecting grooves; 704. turning a handle; 705. a screw; 706. a screw hole; 707. and connecting ropes.

Detailed Description

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.

Examples

Referring to fig. 1 to 3, the present invention provides a technical solution: a coal mine lifting mechanism comprises an upper support 100 and a roller 200 arranged at the top of the upper support 100, a steel wire rope 300 is wound on the surface of the roller 200, the steel wire rope 300 can be collected and released through rotation of the roller 200, a material box 400 is arranged at the bottom of the upper support 100 and used for loading materials, a top frame 500 is arranged at the top of the material box 400, a connecting structure 700 is arranged between the bottom end of the steel wire rope 300 and the top frame 500, a limiting structure 600 is arranged at the bottom of the top end of the upper support 100, through the designed limiting structure 600 and the connecting structure 700, the vertical state between the steel wire rope 300 and the material box 400 can be guaranteed, meanwhile, only one connecting point is arranged between the steel wire rope 300 and the material box 400, the material box 400 is stable in stress, pressure on a rail is reduced, normal use of the lifting mechanism is facilitated, the limiting structure 600 comprises a bottom block 602 and a through hole 603 formed in the bottom block 602, a limiting component 604 is arranged in the through hole 603, the steel wire rope 300 penetrates through the limiting component 604, and the steel wire rope 300 is limited.

In this embodiment, preferably, the limiting structure 600 further includes a through groove 601 provided at the top of the bottom block 602 and through which the steel cable 300 passes, the cross section of the through groove 601 is of a trapezoidal structure, and the design of the inclined surface of the through groove 601 can prevent the steel cable 300 from being scratched seriously.

In this embodiment, preferably, the limiting component 604 includes a metal ring 6041 disposed inside the through hole 603 and a rubber ring 6042 disposed inside the metal ring 6041, so that the steel cable 300 can be prevented from being seriously worn while limiting the steel cable 300.

In this embodiment, preferably, a clamping assembly 605 is disposed between the through hole 603 and the limiting assembly 604, the clamping assembly 605 includes a clamping block 6051 fixed to an outer side of the metal ring 6041, and a clamping groove 6052 provided on an inner wall of the through hole 603 and clamped with the clamping block 6051, so as to complete the fixing of the limiting assembly 604.

In this embodiment, preferably, the two sides of the bottom block 602 are symmetrically provided with the mounting assemblies 606, the mounting assemblies 606 include mounting blocks 6061 fixed to the two sides of the bottom block 602, and bolts 6062 are connected between the mounting blocks 6061 and the upper bracket 100 to complete the mounting of the bottom block 602.

In this embodiment, preferably, the connection structure 700 includes a middle fixing block 701 fixed in the middle of the top frame 500 and a connecting block 702 fixed at the bottom end of the steel wire rope 300, a connecting groove 703 for the connecting block 702 to be embedded is formed in the top of the middle fixing block 701, positioning connection between the steel wire rope 300 and the top frame 500 is completed, a screw hole 706 is formed in the connecting block 702, the screw hole 706 is in threaded connection with a screw rod 705, the connecting block 702 is fixed in the connecting groove 703, the outer end of the screw rod 705 extends out of the middle fixing block 701 and is fixed with a rotating handle 704, and rotation of the screw rod 705 is facilitated.

In this embodiment, preferably, the surface of the rotating handle 704 is provided with anti-slip threads, and a connecting rope 707 is connected between the bottom of the middle fixing block 701 and the rotating handle 704 to prevent the rotating handle 704 and the screw 705 from being lost.

In this embodiment, preferably, the bottom of the upper bracket 100 is provided with a bottom frame, a rail is arranged on the inner side of the bottom frame, and the material tank 400 is slidably connected to the rail, so that the material tank 400 can slide stably.

The utility model discloses a theory of operation and use flow: when the mechanism is used, the motor at the top end of the upper bracket 100 can drive the roller 200 to rotate and receive and release the steel wire rope 300, so that the material tank 400 is lifted or lowered, in the process, the through hole 603 in the bottom block 602 and the limiting component 604 are designed to limit the steel wire rope 300, even if the position of the upper end of the steel wire rope 300 is continuously changed along with the rotation of the roller 200, the section between the steel wire rope 300 and the material tank 400 is still kept in a vertical state, and the connecting structure 700 is arranged between the bottom end of the steel wire rope 300 and the top bracket 500, so that the material tank 400 is stressed stably, does not have a tilting trend, and is favorable for normal use of the mechanism; in the using process of the mechanism, the bottom end of the steel wire rope 300 and the top frame 500 need to be disassembled and assembled, the operation is that the rotary handle 704 is rotated to drive the screw 705 to rotate until the screw 705 is separated from the screw hole 706, at the moment, the fixing of the connecting block 702 is released, the connecting block can be drawn out from the inside of the connecting groove 703 to complete the disassembly, and if the steel wire rope 300 and the top frame 500 need to be connected and installed, the operation is only carried out according to the steps opposite to the steps.

Although embodiments of the present invention have been shown and described (with particularity and detail in the foregoing description), 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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A colliery hoist mechanism, includes upper bracket (100) and sets up at the winding up roller (200) at upper bracket (100) top, its characterized in that: the surface winding of winding up roller (200) has wire rope (300), the bottom of upper bracket (100) is provided with material case (400), the top of material case (400) is provided with roof-rack (500), be provided with connection structure (700) between the bottom of wire rope (300) and roof-rack (500), the top bottom of upper bracket (100) is provided with limit structure (600), limit structure (600) include end piece (602) and set up at the inside through-hole (603) of end piece (602), the inside of through-hole (603) is provided with spacing subassembly (604), wire rope (300) run through spacing subassembly (604).

2. A coal mine lifting mechanism according to claim 1 wherein: the limiting structure (600) further comprises a through groove (601) which is arranged at the top of the bottom block (602) and is used for the steel wire rope (300) to penetrate through, and the cross section of the through groove (601) is of a trapezoidal structure.

3. A coal mine lifting mechanism according to claim 1 wherein: the limiting assembly (604) comprises a metal ring (6041) arranged inside the through hole (603) and a rubber ring (6042) arranged inside the metal ring (6041).

4. A coal mine lifting mechanism according to claim 3 wherein: a clamping component (605) is arranged between the through hole (603) and the limiting component (604), and the clamping component (605) comprises a clamping block (6051) fixed on the outer side of the metal ring (6041) and a clamping groove (6052) arranged on the inner wall of the through hole (603) and clamped with the clamping block (6051).

5. A coal mine lifting mechanism according to claim 1 wherein: the bilateral symmetry of end piece (602) is provided with installation component (606), installation component (606) is including fixing installation piece (6061) in end piece (602) both sides, be connected with bolt (6062) between installation piece (6061) and upper bracket (100).

6. A coal mine lifting mechanism according to claim 1 wherein: connection structure (700) are including fixing well fixed block (701) in roof-rack (500) middle part to and fix connecting block (702) in wire rope (300) bottom, the connecting groove (703) that supply connecting block (702) embedding are seted up to the top of well fixed block (701), screw (706) have been seted up to the inside of connecting block (702), screw (706) threaded connection has screw rod (705), the outer end of screw rod (705) stretches out the outside of well fixed block (701) and is fixed with swing handle (704).

7. A coal mine lifting mechanism according to claim 6, wherein: the surface of the rotary handle (704) is provided with anti-skid grains, and a connecting rope (707) is connected between the bottom of the middle fixing block (701) and the rotary handle (704).

8. A coal mine lifting mechanism according to claim 1 wherein: the bottom of the upper support (100) is provided with a bottom frame, the inner side of the bottom frame is provided with a track, and the material box (400) is connected with the track in a sliding mode.