CN220596088U

CN220596088U - Colliery belt conveyor

Info

Publication number: CN220596088U
Application number: CN202322324973.8U
Authority: CN
Inventors: 刘云; 朱兴华
Original assignee: Guiyang Plateau Huanyu Mining Machinery Manufacturing Co ltd
Current assignee: Guiyang Plateau Huanyu Mining Machinery Manufacturing Co ltd
Priority date: 2023-08-29
Filing date: 2023-08-29
Publication date: 2024-03-15
Anticipated expiration: 2033-08-29

Abstract

The utility model discloses a coal mine belt conveying device, which comprises a bottom frame and a top frame at the top side of the bottom frame, wherein conveying belts are arranged on the bottom frame and the top frame; the chassis is a U-shaped frame, three groups of lower carrier rollers distributed in an arc shape are assembled in the chassis, and an arc-shaped conveyor belt is arranged on the top side of each lower carrier roller; the upper support is a U-shaped support, an upper support roller which is matched with the lower support roller in the underframe in specification is arranged on the inner side of the upper support roller, and an arc-shaped conveyor belt is also arranged on the top side of the upper support roller; the top and the bottom of the top frame are respectively provided with an upper wheel frame and a lower wheel frame, and an upper pinch roller and a lower pinch roller are respectively arranged in the upper wheel frame and the lower wheel frame; according to the coal mine belt conveying device, through the arrangement of the arc-shaped conveying belts clamped on the inner sides of the bottom frame and the top frame, raw coal on the inner sides of the coal mine belt conveying device can be accumulated on the middle side, and meanwhile, the belt edges of the conveying belts on the two sides are higher than the raw coal, so that the raw coal can be effectively shielded and protected, and particularly, when centrifugal force acts on a turn, the raw coal can not be thrown out of the conveying belts.

Description

Colliery belt conveyor

Technical Field

The utility model relates to the technical field of belt conveyors, in particular to a coal mine belt conveyor.

Background

The belt conveyor for the coal mine is a common conveying device for conveying gangue raw coal in the coal mine, and is not only arranged in a gallery, an inclined gallery and a semi-gallery inclined gallery in a coal mine underground roadway, but also has slope change, roadway steep inclination and the like. One belt conveyor is tens of meters short and hundreds of meters to thousands of meters long, and the underground roadway conditions are complex and changeable, and have various conditions such as dripping, slope change, floor heave, roadway center line deviation and the like.

Through searching, in the application with the patent application number of 201910761165.3, a belt conveyor for coal mines is disclosed, and comprises a working machine body, a first belt carrier roller bracket and a first belt, wherein the first belt carrier roller bracket and the first belt are arranged on the upper side of the working machine body; the two first belt roller brackets are arranged, and a position adjusting mechanism is arranged between the two first belt roller brackets and the working machine body; the first belt is rotatably arranged on the first belt carrier roller bracket through a rotating shaft; the utility of the application document is increased by arranging the corresponding adjusting mechanism, but a traditional straight belt conveyor is still adopted, raw coal is placed on the top surface of the belt body and is driven to travel, but in some curves and inclined channels, the raw coal possibly slides off the belt body due to centrifugal force or eccentric gravity, and the conveying efficiency is affected.

Therefore, we propose a coal mine belt conveyor.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a coal mine belt conveying device, which aims to solve the problem that the original coal is easily thrown out by external force and the conveying efficiency is affected due to the poor protection effect of the original coal conveyed by a straight belt type conveying belt of the conventional device.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the belt conveyer for coal mine includes one bottom frame with top frame, and one conveyer belt;

the chassis is a U-shaped frame, three groups of lower carrier rollers distributed in an arc shape are assembled in the chassis, and an arc-shaped conveyor belt is arranged on the top side of each lower carrier roller;

the upper support is a U-shaped support, an upper support roller which is matched with the lower support roller in the underframe in specification is arranged on the inner side of the upper support roller, and an arc-shaped conveyor belt is also arranged on the top side of the upper support roller;

the top and the bottom of roof-rack are equipped with respectively and go up wheel carrier and lower wheel carrier, go up the pinch roller and be equipped with respectively in last pinch roller and the lower wheel carrier, and press from both sides the conveyer belt in two sets of pinch roller and the pinch roller about.

Preferably, the upper wheel frame is a right triangle frame, the top of the top frame is fixedly provided with an upper wheel frame with opposite positions and upper pinch rollers thereon, and an arc-shaped conveyor belt is arranged between the two groups of upper pinch rollers.

Preferably, the lower wheel frame is an inclined frame, two groups of lower wheel frames with opposite positions and lower pinch rollers on inclined planes thereof are fixedly arranged at the bottom of the top frame, and an arc-shaped conveyor belt is sleeved between the two groups of lower pinch rollers.

Preferably, the upper pinch roller is assembled by a roller body and a threaded shaft sleeved in the roller body, and the upper pinch roller is assembled on the upper wheel frame and the lower wheel frame through the threaded shaft.

Preferably, the top end of the threaded shaft is fixedly sleeved with an upper pinch roller through a bearing ring.

Preferably, the inner sides of the bottom frame and the top frame are respectively provided with a supporting frame which is sleeved with the upper supporting roller and the lower supporting roller and supports the upper supporting roller and the lower supporting roller.

The utility model provides a coal mine belt conveying device. The beneficial effects are as follows:

this colliery belt conveyor, through the setting of the inboard arc conveyer belt of holding of chassis and roof-rack, can make its inboard raw coal pile up in the mid-side, the area limit of both sides conveyer belt all is higher than the raw coal simultaneously, can effectively shelter from the protection to the raw coal like this, especially when the turn receives centrifugal force effect, can make it not thrown out the conveyer belt, guarantee raw coal conveying efficiency, solved the poor easy problem that leads to its external force to throw out of and then influence conveying efficiency of the straight belt conveyer belt conveying raw coal protection effect of current device. In addition, as the conveyor belt is arranged in an upper layer and lower layer, the material conveying efficiency is greatly improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view showing the structure of the pinch roller of the present utility model;

fig. 3 is a schematic structural view of the top frame of the present utility model.

In the figure: 1. a chassis; 2. a top frame; 3. an upper carrier roller; 4. a lower carrier roller; 5. a conveyor belt; 6. a lower pinch roller; 7. an upper pinch roller; 8. a lower wheel frame; 9. and (5) an upper wheel frame.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the embodiment of the utility model provides a technical scheme: the belt conveyer for the coal mine comprises a bottom frame 1 and a top frame 2 on the top side of the bottom frame, wherein a conveyor belt 5 is arranged on the bottom frame 1 and the top frame 2;

the underframe 1 is a U-shaped frame, three groups of lower carrier rollers 4 distributed in an arc shape are assembled in the underframe 1, and an arc-shaped conveyor belt 5 is arranged on the top side of the lower carrier rollers 4;

the top frame 2 is a U-shaped frame, an upper carrier roller 3 which is matched with the lower carrier roller 4 in the underframe 1 in specification is arranged on the inner side of the top frame 2, and an arc-shaped conveyor belt 5 is also arranged on the top side of the upper carrier roller 3;

the top and the bottom of the top frame 2 are respectively provided with an upper wheel frame 9 and a lower wheel frame 8, an upper pinch roller 7 and a lower pinch roller 6 are respectively arranged in the upper wheel frame 9 and the lower wheel frame 8, and a conveyor belt 5 is clamped in each of the left and right groups of upper pinch rollers 7 and the lower pinch roller 6;

in this embodiment, it needs to be described that, by the arrangement of the arc-shaped conveyor belt 5 clamped inside the bottom frame 1 and the top frame 2, the raw coal inside the coal conveyor belt conveyor device can be stacked on the middle side, and the belt edges of the conveyor belts 5 on two sides are higher than the raw coal, so that the raw coal can be effectively shielded and protected, and particularly, the raw coal conveyor belt conveyor device can not be thrown out of the conveyor belt 5 when the centrifugal force acts on a turn, so that the conveying efficiency of the raw coal is ensured, and the problem that the conveying efficiency is affected because the raw coal is easy to throw out due to external force when the protection effect of the raw coal conveyor belt 5 is poor in the conventional straight belt conveyor belt device is solved.

In the embodiment, it should be noted that the upper wheel frame 9 is a right triangle frame, the top of the top frame 2 is fixedly provided with the upper wheel frame 9 with opposite positions and the upper pinch rollers 7 thereon, and an arc-shaped conveyor belt 5 is arranged between the two groups of upper pinch rollers 7;

the upper wheel frame 9 is convenient for installing the two groups of upper pinch rollers 7 at corresponding angles, so that the conveyor belt 5 between the two groups of upper pinch rollers 7 is convenient to clamp, and the conveyor belt 5 is in an arc shape and is driven on the underframe 1 and the top frame 2.

In the embodiment, it should be noted that the lower wheel frame 8 is an inclined frame, two groups of lower wheel frames 8 with opposite positions and lower pinch rollers 6 on inclined planes thereof are fixedly installed at the bottom of the top frame 2, and an arc-shaped conveyor belt 5 is sleeved between the two groups of lower pinch rollers 6;

wherein, the two groups of lower wheel frames 8 are convenient for installing the two groups of lower pinch rollers 6 at corresponding angles so as to facilitate the subsequent corresponding clamping of the conveyor belt 5 on the inner side of the underframe 1.

In this embodiment, it should be noted that the upper pinch roller 7 is assembled by a wheel body and a threaded shaft sleeved therein, and the upper pinch roller 7 is assembled on the upper wheel frame 9 and the lower wheel frame 8 through the threaded shaft;

in the embodiment, it is further required to supplement that the top end of the threaded shaft is fixedly sleeved with an upper pinch roller 7 through a bearing ring;

the screw shaft is convenient for correspondingly installing the upper pinch roller 7 and the lower pinch roller 6, and the edge of the bearing rotates along with the transmission of the conveyor belt 5, so that the normal running of raw coal conveying is ensured.

In this embodiment, it should be noted that, the inner sides of the bottom frame 1 and the top frame 2 are respectively provided with a supporting frame which is sleeved with the upper supporting roller 3 and the lower supporting roller 4 and supports them.

The working principle and the using flow of the utility model are as follows: when the device is required to work, the upper wheel frame 9 and the lower wheel frame 8 with corresponding angles are arranged in advance according to the requirements, the upper pinch roller 7 and the lower pinch roller 6 are assembled on the upper wheel frame, then the conveyor belt 5 is clamped between the two groups of lower pinch rollers 6 and the upper pinch roller 7 in an arc shape, and then raw coal is placed in the center of the top side of the conveyor belt 5, so that the belt edges on the two sides of the conveyor belt 5 are utilized to shield and protect the conveyed raw coal, and the conveying efficiency of the raw coal is ensured.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The coal mine belt conveying device comprises a bottom frame (1) and a top frame (2) on the top side of the bottom frame, wherein conveying belts (5) are arranged on the bottom frame (1) and the top frame (2);

the method is characterized in that: the chassis (1) is a U-shaped frame, three groups of arc-shaped lower carrier rollers (4) are assembled in the chassis (1), and an arc-shaped conveyor belt (5) is arranged on the top side of each lower carrier roller (4);

the upper support (2) is a U-shaped support, an upper support roller (3) which is matched with the lower support roller (4) in the underframe (1) in specification is arranged on the inner side of the upper support roller (2), and an arc-shaped conveyor belt (5) is also arranged on the top side of the upper support roller (3);

the top and the bottom of the top frame (2) are respectively provided with an upper wheel frame (9) and a lower wheel frame (8), the upper wheel frame (9) and the lower wheel frame (8) are respectively provided with an upper pinch roller (7) and a lower pinch roller (6), and the left and right groups of upper pinch rollers (7) and the lower pinch rollers (6) are respectively provided with a conveying belt (5).

2. A coal mine belt conveyor as in claim 1 wherein: the upper wheel frame (9) is a right triangle frame, the top of the top frame (2) is fixedly provided with an upper wheel frame (9) with opposite positions and an upper pinch roller (7) on the upper wheel frame, and an arc-shaped conveying belt (5) is assembled between the two groups of upper pinch rollers (7).

3. A coal mine belt conveyor as in claim 1 wherein: the lower wheel frame (8) is an inclined frame, two groups of lower wheel frames (8) with opposite positions and lower pinch rollers (6) on the inclined planes thereof are fixedly arranged at the bottom of the top frame (2), and an arc-shaped conveyor belt (5) is sleeved between the two groups of lower pinch rollers (6).

4. A coal mine belt conveyor as in claim 1 wherein: the upper pinch roller (7) is assembled by a roller body and a threaded shaft sleeved in the roller body, and the upper pinch roller (7) is assembled on an upper wheel frame (9) and a lower wheel frame (8) through the threaded shaft.

5. The coal mine belt conveyor as in claim 4 wherein: the top end of the threaded shaft is fixedly sleeved with an upper pinch roller (7) through a bearing ring.

6. A coal mine belt conveyor as in claim 1 wherein: the inner sides of the underframe (1) and the top frame (2) are respectively provided with a supporting frame which is sleeved with the upper supporting roller (3) and the lower supporting roller (4) and supports the upper supporting roller and the lower supporting roller.