CN213710657U

CN213710657U - Mine mining safety device

Info

Publication number: CN213710657U
Application number: CN202021127820.4U
Authority: CN
Inventors: 任喜功
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-17
Filing date: 2020-06-17
Publication date: 2021-07-16
Anticipated expiration: 2030-06-17

Abstract

The utility model discloses a mine mining safety protection device, which comprises a protection plate, wherein a lifting device, an extension plate, a telescopic pulley device, a first layer plate and a second layer plate are arranged inside the protection plate, the top end of the first layer plate is movably connected with the extension plate, the two sides of the extension plate are respectively provided with the lifting device and a first hole, the bottom end of the first layer plate is fixedly connected with a first limiting block, the bottom end of the first limiting block is movably connected with the telescopic pulley device, the extension protection plate is added through the operation of the lifting device, the problem that the protection device can not block the collapse and the falling rocks of a higher mine mountain body is solved, the safety protection effect on constructors is increased, the hidden danger of the injury of constructors is eliminated, the telescopic pulley device is added, when the protection device needs to be moved, the pulley is used for driving the whole device to move, the labor burden of constructors is reduced, the pulleys are retracted after the movement is completed, and the stability of the whole structure is not affected.

Description

Mine mining safety device

Technical Field

The utility model relates to a construction technical field specifically is a mine mining safety device.

Background

The mine mainly comprises a plurality of open stopes and some auxiliary workshops, the mining is the technology and science for mining mineral resources from the surface, and a safety protection device is often required to be erected on the open stope during mining to solve the problem that the rocks fall to be splashed and shielded due to ore collapse, and reduce the probability of safety accidents caused by mine collapse and ore splashing to constructors.

The existing mine mining safety protection device has the advantages that due to the fact that the site is limited and the mine mining safety protection device is heavy, the sheltered area is small, falling rocks generated by collapse of a plurality of high mine mountain bodies can not be splashed particularly, and due to the fact that the mine mining safety protection device is heavy, the problem of inconvenient movement can occur in the construction process, the falling rocks can also impact the protection device to generate displacement after the mine mountain bodies collapse, and the potential hazards to safety problems of construction personnel are caused. Therefore, a mine mining safety protection device is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mine mining safety device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a mine mining safety device, includes the protection shield, the inside of protection shield is equipped with elevating gear, extension board, flexible pulley gear, first plywood and second plywood, the top swing joint of first plywood has the extension board, the both sides of extension board are equipped with elevating gear and first hole respectively, the first stopper of bottom fixedly connected with of first plywood, the bottom swing joint of first stopper has flexible pulley gear, the second hole has been seted up on the top of protection shield.

Preferably, the lifting device comprises a sliding groove, a gear, a metal shaft and a rotating handle, the sliding groove is formed in one side, close to the lifting device, of the extending plate, the gear is meshed with one side of the sliding groove, the metal shaft is fixedly connected to the front face of the gear, and the rotating handle is fixedly connected to the front face of the metal shaft.

Preferably, the two ends of the sliding groove are fixedly connected with second limiting blocks.

Preferably, flexible pulley gear includes bracing piece, pulley, first metal pole, the both ends of second plywood are equipped with two third holes, the bracing piece runs through the both ends of third hole, and cup joints with the third hole activity, the top fixedly connected with third stopper of bracing piece, the bottom fixedly connected with pulley of bracing piece, the bottom both sides of protection shield are equipped with the fourth hole, first metal pole has been cup jointed in the downthehole activity of fourth.

Preferably, the vertical distance between the center of the first metal rod and the second layer plate is greater than the height of the third limiting block.

Preferably, a fifth hole is formed in one side, far away from the telescopic device, of the protection plate, a second metal rod is movably sleeved in the fifth hole, and the second metal rod is movably sleeved with the first hole through the fifth hole.

Preferably, the length and width dimensions of the second hole are equal to the length and width dimensions of the top surface of the extension plate.

Preferably, handles are fixedly connected to two sides of the protection plate.

Preferably, the front and the back of the protection plate are respectively and fixedly connected with a triangular block.

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

the utility model discloses an elevating gear's operation, increase and extend the protection shield, the problem of sheltering from of higher mine massif collapse and falling stone has been solved to protector, the safety protection effect to constructor has been realized increasing, constructor injured hidden danger has been eliminated, through increasing scalable pulley gear, when needs remove protector, use the pulley to drive whole device and remove, constructor's work burden has been alleviateed, withdraw the pulley after removing the completion, the stability that does not influence overall structure, through setting up the triangle plate, the stability of whole device has been increased, the impact resistance of device has been improved, the displacement of falling stone to protector production has been reduced.

Drawings

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

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is an enlarged view of area A of FIG. 2;

fig. 4 is an enlarged view of the region B in fig. 2.

In the figure: 1-a protective plate; 2-a lifting device; 3-an extension plate; 4-a telescopic pulley device; 5-a first laminate; 6-second laminate; 7-a first hole; 8-a first limiting block; 9-a second well; 10-a chute; 11-a gear; 12-a metal shaft; 13-rotating the handle; 14-a second stopper; 15-support rods; 16-a pulley; 17-a first metal rod; 18-a third aperture; 19-a third limiting block; 20-fourth well; 21-fifth hole; 22-a second metal rod; 23-a handle; 24-triangular blocks.

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.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a mine mining safety device, includes protection shield 1, its characterized in that: the inside of protection shield 1 is equipped with elevating gear 2, extension board 3, flexible pulley gear 4, first plywood 5 and second plywood 6, the top swing joint of first plywood 5 has extension board 3, the both sides of extension board 3 are equipped with elevating gear 2 and first hole 7 respectively, the first stopper 8 of bottom fixedly connected with of first plywood 5, the bottom swing joint of first stopper 8 has flexible pulley gear 4, second hole 9 has been seted up on the top of protection shield 1, through operating elevating gear 2, makes extension board 3 rise, has increased protector's protection area, and the effectual mine massif that has blockked collapses and falls the stone, through operating flexible pulley gear 4, makes protection shield 1 can remove, has reduced the physical power loss to constructor.

Elevating gear 2 includes spout 10, gear 11, metal axle 12 and rotatory handle 13, one side that extension board 3 is close to elevating gear 2 is equipped with spout 10, the meshing of one side of spout 10 has gear 11, the positive fixedly connected with metal axle 12 of gear 11, the rotatory handle 13 of positive fixedly connected with of metal axle 12, rotatory handle 13 drives gear 11 and rotates, and gear 11 slides on spout 10, drives extension board 3 and upwards moves, has increased protection area, the effectual mountain collapse of having prevented and the injury of falling rocks to constructor.

The two ends of the sliding groove 10 are fixedly connected with second limiting blocks 14, so that the rising height of the extension plate 3 is limited, and the extension plate 3 can accurately reach the height required to be extended.

The telescopic pulley device 4 comprises a support rod 15, a pulley 16 and a first metal rod 17, two third holes 18 are arranged at two ends of the second layer plate 6, the support rod 15 penetrates through two ends of the third holes 18 and is movably sleeved with the third holes 18, a top end fixedly connected with third limiting block 19 of the support rod 15 is provided with the pulley 16, the bottom ends of the protection plates 1 are provided with fourth holes 20, the first metal rod 17 is movably sleeved in the fourth holes 20, when the whole device is moved, the protection plates 1 are upwards lifted by using a handle 23, the third limiting block 19 slides downwards under the action of gravity, the pulley 16 is released, the first metal rod 17 is inserted into the fourth holes 20 again, the first limiting block 8 is clamped, the pulley 16 is fixed, the first metal rod 17 is pulled out after the movement is completed, the protection plates 1 are put down, and the pulley 16 and the ground acting force mutually act, the pulley 16 is retracted, so that the protection plate 1 can be moved more easily and easily, and the protection plate 1 can be placed without being influenced by the pulley 16, so that the protection plate is more stable.

The vertical distance between the center of the first metal rod 17 and the second layer plate 6 is larger than the height of the third limiting block 19, and after the pulley 16 is paid out, the third limiting block 19 can be clamped by the first metal rod 17 and the second layer plate 6, so that the pulley 16 is effectively fixed.

A fifth hole 21 is formed in one side, away from the telescopic device, of the protection plate 1, a second metal rod 22 is movably sleeved in the fifth hole 21, the second metal rod 22 is movably sleeved with the first hole 7 through the fifth hole 21, and after the extension plate 3 is lifted to the highest point, the second metal rod 22 is inserted into the fifth hole 21 and the first hole 7, so that the position of the extension plate 3 can be fixed.

The length and width of the second hole 9 are equal to the length and width of the top surface of the extension plate 3, so that dust on the construction site is prevented from entering the whole device.

Handles 23 are fixedly connected to two sides of the protection plate 1, the protection plate 1 is lifted up by holding the handles 23 upwards and exerting force, and the pulley 16 is released.

The front and the back of the protection plate 1 are respectively and fixedly connected with the triangular blocks 24, so that the stability of the whole device is improved, and collapse of mine mountain bodies and displacement of falling rocks to the protection plate 1 are effectively prevented.

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.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mine mining safety device, includes protection shield (1), its characterized in that: the inside of protection shield (1) is equipped with elevating gear (2), extension board (3), flexible pulley gear (4), first plywood (5) and second plywood (6), the top swing joint of first plywood (5) has extension board (3), the both sides of extension board (3) are equipped with elevating gear (2) and first hole (7) respectively, the first stopper (8) of bottom fixedly connected with of first plywood (5), the bottom swing joint of first stopper (8) has flexible pulley gear (4), second hole (9) have been seted up on the top of protection shield (1).

2. The mine mining safety shield of claim 1, wherein: elevating gear (2) include spout (10), gear (11), metal axle (12) and rotatory handle (13), one side that extension board (3) are close to elevating gear (2) is equipped with spout (10), the meshing of one side of spout (10) has gear (11), the positive fixedly connected with metal axle (12) of gear (11), the rotatory handle (13) of positive fixedly connected with of metal axle (12).

3. The mine mining safety shield of claim 2, wherein: and two ends of the sliding groove (10) are fixedly connected with second limiting blocks (14).

4. The mine mining safety shield of claim 1, wherein: telescopic pulley device (4) are including bracing piece (15), pulley (16), first metal pole (17), the both ends of second plywood (6) are equipped with two third holes (18), bracing piece (15) run through the both ends of third hole (18), and cup joint with third hole (18) activity, the top fixedly connected with third stopper (19) of bracing piece (15), the bottom fixedly connected with pulley (16) of bracing piece (15), the bottom both sides of protection shield (1) are equipped with fourth hole (20), first metal pole (17) have been cup jointed in fourth hole (20) internalization.

5. The mine mining safety shield of claim 4, wherein: the vertical distance between the circle center of the first metal rod (17) and the second layer plate (6) is larger than the height of the third limiting block (19).

6. The mine mining safety shield of claim 1, wherein: one side of the protection plate (1) far away from the telescopic device is provided with a fifth hole (21), a second metal rod (22) is movably sleeved in the fifth hole (21), and the second metal rod (22) is movably sleeved with the first hole (7) through the fifth hole (21).

7. The mine mining safety shield of claim 1, wherein: the length and width of the second hole (9) are equal to the length and width of the top surface of the extension plate (3).

8. The mine mining safety shield of claim 1, wherein: handles (23) are fixedly connected to two sides of the protection plate (1).

9. The mine mining safety shield of claim 1, wherein: the front and the back of the protection plate (1) are respectively and fixedly connected with a triangular block (24).