CN213894028U

CN213894028U - Scraper conveyor for coal mine

Info

Publication number: CN213894028U
Application number: CN202023079688.7U
Authority: CN
Inventors: 周远猷
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-08-06
Anticipated expiration: 2030-12-17

Abstract

The utility model discloses a scraper conveyer for coal mine, which comprises a driving mechanism, a first chain wheel, a second chain wheel, a drag chain and a rectangular scraper, wherein the inside of the driving mechanism is provided with the first chain wheel through a bearing, the outer side of the first chain wheel is sleeved with the drag chain, the inner side of the other end of the drag chain is sleeved with the second chain wheel, a fixed guide rail is arranged between the first chain wheel and the second chain wheel, the middle part of the drag chain is movably connected with a plurality of rectangular scraper, and the bottom of each rectangular scraper is in contact connection with a chute, under the elastic action of a first spring and a second spring, the impact force of the coal mine at a drop point is buffered, the chute is prevented from being thrown out of a pit, a certain protection effect is achieved on the chute, in addition, a slide block is pushed, the distance between the second chain wheel and the first chain wheel is increased, so that the drag chain is tightened, the condition that the loosening of the traction chain affects the transportation efficiency is avoided.

Description

Scraper conveyor for coal mine

Technical Field

The utility model relates to a coal mine transportation technical field specifically is a scraper conveyor field for coal mine.

Background

The scraper conveyer is a conveyer which is dragged by a scraper chain and transports bulk materials in a groove, namely the scraper conveyer, and the scraper conveyer not only is used for conveying coal and materials, but also is an indispensable main equipment in a modern coal mining process.

Present scraper conveyor, though can be quick effectual with the colliery transportation at the in-process of transportation colliery, some weak points still exist, for example the colliery falls on the chute, can cause very big impact to the placement department, thereby lead to the chute to be pounded out the little hole cave greatly, suffer destruction, the in-process that the tow chain drove the continuous motion of scraper blade simultaneously can cause the not hard up condition of tow chain, influence the efficiency of transportation, the elasticity of tow chain can not be adjusted to current scraper conveyor, consequently, need to a scraper conveyor for the colliery to solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a scraper conveyor for coal mine to the easy problem of being destroyed and can not adjust the elasticity of drag chain of the dropping point department of the chute colliery that provides in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a scraper conveyor for coal mine, includes actuating mechanism, first sprocket, second sprocket, drag chain and rectangle scraper blade, actuating mechanism's inside is installed first sprocket through the bearing, the outside cover of first sprocket is equipped with the drag chain, the inboard cover of the drag chain other end is equipped with the second sprocket, be provided with fixed guide between first sprocket and the second sprocket, the middle part swing joint of drag chain has a plurality of rectangle scraper blades, every the equal contact connection in bottom of rectangle scraper blade has the chute, the bottom contact of chute is connected in fixed guide's top, the cavity has been seted up to one side at fixed guide top.

As an optimal technical scheme of the utility model, the top fixedly connected with blotter of cavity, the upper surface of blotter is the same with the height of chute internal surface.

As a preferred technical scheme of the utility model, the first fixed block of the equal fixedly connected with in both sides of the bottom of blotter, the bottom fixedly connected with telescopic link of first fixed block, the bottom embedding of telescopic link is connected in the top of telescope tube, the bottom of telescope tube is through first fixed block fixed connection in the bottom of cavity, the outside of telescopic link and the outside of telescope tube all overlap and are equipped with first spring.

As a preferred technical scheme of the utility model, two second fixed blocks of the equal symmetric distribution fixedly connected with in middle part of the middle part of blotter bottom and cavity bottom, two one side of second fixed block all articulates there is the connecting rod, the other end fixedly connected with rectangular block of connecting rod, one side fixedly connected with second spring of rectangular block.

As a preferred technical scheme of the utility model, the spout has been seted up to the both sides of fixed guide rail one end, the inside sliding connection of spout has the slider, be provided with the gasket between one side of slider and one side of spout inner wall.

As a preferred technical scheme of the utility model, the opposite side fixedly connected with connecting block of slider, one side fixedly connected with movable block of connecting block, bearing swing joint is passed through in the both ends of second sprocket to the one end of movable block.

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

1. this scraper conveyor for coal mine, fall into the blotter department of chute through the colliery, the blotter receives the impact force decline, the telescopic link gets into the inside of flexible cover, compress first spring, the connecting rod rotates round the second fixed block simultaneously, it is close to each other to promote the rectangular block, rectangular block compression second spring, under the elastic force of first spring and second spring, the anti-blotter that pushes away is upwards, thereby the impact force of buffering colliery in the drop point department, avoid the chute to be pounded out the hole cave, play certain guard action to the chute.

2. This scraper conveyor for coal mine slides in the inside of spout through promoting the slider, drives the connecting block and removes to promote the movable block, the movable block drives the second sprocket and to the side motion of keeping away from first sprocket, increases the distance between second sprocket and the first sprocket, makes the drag chain tighten like this, has solved the condition that the drag chain appears relaxing and influences conveying efficiency.

Drawings

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

fig. 2 is an enlarged view of a portion a in fig. 1 according to the present invention;

fig. 3 is a schematic view of the moving block of the present invention.

In the figure: 1. a drive mechanism; 2. a first sprocket; 3. a second sprocket; 4. a drag chain; 5. a rectangular squeegee; 6. a chute; 61. a cushion pad; 62. a first fixed block; 63. a telescopic rod; 64. a telescopic sleeve; 65. a first spring; 66. a second fixed block; 67. a connecting rod; 68. a rectangular block; 69. a second spring; 7. fixing the guide rail; 8. a cavity; 9. a chute; 91. a slider; 92. connecting blocks; 93. a moving block; 94. and (7) a gasket.

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. 1-3, the utility model provides a technical solution of a scraper conveyor for coal mine:

according to fig. 1 and 2, a scraper conveyor for coal mine comprises a driving mechanism 1, a first chain wheel 2, a second chain wheel 3, a drag chain 4 and a rectangular scraper 5, and is characterized in that: the inside of a driving mechanism 1 is provided with a first chain wheel 2 through a bearing, the outer side of the first chain wheel 2 is sleeved with a traction chain 4, the inner side of the other end of the traction chain 4 is sleeved with a second chain wheel 3, a fixed guide rail 7 is arranged between the first chain wheel 2 and the second chain wheel 3, the middle part of the traction chain 4 is movably connected with a plurality of rectangular scraping plates 5, the bottom of each rectangular scraping plate 5 is in contact connection with a chute 6, the bottom of the chute 6 is in contact connection with the top of the fixed guide rail 7, one side of the top of the fixed guide rail 7 is provided with a cavity 8, the top of the cavity 8 is fixedly connected with a cushion 61, the upper surface of the cushion 61 is as high as the inner surface of the chute 6, two sides of the bottom of the cushion 61 are fixedly connected with first fixed blocks 62, the bottom of the first fixed blocks 62 is fixedly connected with a telescopic rod 63, the bottom of the telescopic rod 63 is embedded and connected with the top of a telescopic sleeve 64, the bottom of the telescopic sleeve 64 is fixedly connected with the bottom of the cavity 8 through the first fixed blocks 62, the outside of telescopic link 63 and the outside of flexible cover 64 all overlap and are equipped with first spring 65, the middle part of blotter 61 bottom and two second fixed blocks 66 of the equal symmetric distribution fixedly connected with in middle part of the 8 bottoms in cavity, one side of two second fixed blocks 66 all articulates there is connecting rod 67, the other end fixedly connected with rectangular block 68 of connecting rod 67, one side fixedly connected with second spring 69 of rectangular block 68, cooperation through first spring 65 and second spring 69, when making the colliery fall to blotter 61 top, thereby reduce the destruction to chute 6.

According to fig. 1 and 3, the sliding grooves 9 are formed in two sides of one end of the fixed guide rail 7, the sliding blocks 91 are connected to the inner portions of the sliding grooves 9 in a sliding mode, gaskets 94 are arranged between one sides of the sliding blocks 91 and one side of the inner wall of each sliding groove 9, the connecting blocks 92 are fixedly connected to the other sides of the sliding blocks 91, the moving blocks 93 are fixedly connected to one sides of the connecting blocks 92, one ends of the moving blocks 93 are movably connected to two ends of the second chain wheel 3 through bearings, the moving blocks 91 slide in the sliding grooves 9, and the thickness of the gaskets 94 is increased so that the tightness of the traction chain 4 can be adjusted.

When specifically using, the utility model relates to a scraper conveyor for coal mine, during the use, fall into the colliery in the blotter 61 department of chute 6, the blotter 61 receives the impact force decline, telescopic link 63 gets into the inside of telescopic sleeve 64, compress first spring 65, connecting rod 67 rotates round second fixed block 66 simultaneously, it is close to each other to promote rectangular block 68, rectangular block 68 compression second spring 69, under the spring action of first spring 65 and second spring 69, the backstep blotter 61 is upwards pushed, thereby the impact force of buffering colliery in the position of the point of fall, avoid chute 6 to be pounded out the hole cave, play certain guard action to chute 6.

Meanwhile, the driving mechanism 1 drives the first chain wheel 2 to rotate, the first chain wheel 2 drives the second chain wheel 3 to rotate through the traction chain 4, when the traction chain 4 is loosened, the sliding block 91 is pushed to slide in the sliding groove 9 to drive the connecting block 92 to move, so that the moving block 93 is pushed, the moving block 93 drives the second chain wheel 3 to move towards one side far away from the first chain wheel 2, the distance between the second chain wheel 3 and the first chain wheel 2 is increased, the traction chain 4 is tightened, and the problem that the transmission efficiency is influenced due to the fact that the traction chain 4 is loosened is solved.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 scraper conveyor for coal mine, includes actuating mechanism (1), first sprocket (2), second sprocket (3), drag chain (4) and rectangle scraper blade (5), its characterized in that: first sprocket (2) is installed through the bearing to the inside of actuating mechanism (1), the outside cover of first sprocket (2) is equipped with drag chain (4), the inboard cover of the drag chain (4) other end is equipped with second sprocket (3), be provided with between first sprocket (2) and second sprocket (3) fixed guide (7), the middle part swing joint of drag chain (4) has a plurality of rectangle scraper blades (5), every the equal contact connection in bottom of rectangle scraper blade (5) has chute (6), the bottom contact of chute (6) is connected in the top of fixed guide (7), cavity (8) have been seted up to one side at fixed guide (7) top.

2. The scraper conveyor for coal mine of claim 1, wherein: the top of the cavity (8) is fixedly connected with a cushion pad (61), and the upper surface of the cushion pad (61) is as high as the inner surface of the chute (6).

3. The scraper conveyor for coal mine of claim 2, wherein: the utility model discloses a safety protection device for a vehicle, including blotter (61), the first fixed block of the equal fixedly connected with in both sides (62) of the bottom of blotter (61), the bottom fixedly connected with telescopic link (63) of first fixed block (62), the bottom embedding of telescopic link (63) is connected in the top of flexible cover (64), the bottom of flexible cover (64) is through first fixed block (62) fixed connection in the bottom of cavity (8), the outside of telescopic link (63) and the outside of flexible cover (64) all overlap and are equipped with first spring (65).

4. The scraper conveyor for coal mine of claim 2, wherein: the middle part of blotter (61) bottom and the equal symmetric distribution two second fixed blocks of fixedly connected with (66), two in the middle part of cavity (8) bottom one side of second fixed block (66) all articulates there is connecting rod (67), the other end fixedly connected with rectangular block (68) of connecting rod (67), one side fixedly connected with second spring (69) of rectangular block (68).

5. The scraper conveyor for coal mine of claim 1, wherein: spout (9) have been seted up to the both sides of fixed guide (7) one end, the inside sliding connection of spout (9) has slider (91), be provided with gasket (94) between one side of slider (91) and one side of spout (9) inner wall.

6. The scraper conveyor for coal mine of claim 5, wherein: the other side of the sliding block (91) is fixedly connected with a connecting block (92), one side of the connecting block (92) is fixedly connected with a moving block (93), and one end of the moving block (93) is movably connected to two ends of the second chain wheel (3) through bearings.