CN211569129U

CN211569129U - Telescopic belt conveyor

Info

Publication number: CN211569129U
Application number: CN201921723914.5U
Authority: CN
Inventors: 柴文祝; 杨晓红; 裴新宇; 刘亚军; 张俊丽; 王夏宁
Original assignee: XISHAN COAL ELECTRICITY GROUP CO Ltd
Current assignee: XISHAN COAL ELECTRICITY GROUP CO Ltd
Priority date: 2019-10-15
Filing date: 2019-10-15
Publication date: 2020-09-25
Anticipated expiration: 2029-10-15

Abstract

The utility model relates to a colliery band conveyer field specifically is a scalable band conveyer. The utility model relates to a solve present colliery scalable band conveyer in pit because lack power drive and make when the frame of belt both sides rusts the problem that causes certain difficulty for manual flexible band conveyer's flexible adjustment when carrying out the adjustment of stretching out and drawing back, provide a simple structure, convenient to use, safe and economic scalable band conveyer. The utility model provides a scalable band conveyer, the equal fixedly connected with cylinder of shaft-like frame of belt both sides, the cylinder body and the fixed frame fixed connection of cylinder, the tip of the piston rod of cylinder and the tip fixed connection that the fixed frame stretches out of removal frame. The utility model provides a pneumatic band conveyer has small, adjusts convenient laborsaving, safe and reliable, and advantage such as adverse circumstances in with low costs and can adapt to the colliery.

Description

Telescopic belt conveyor

Technical Field

The utility model relates to a band conveyer specifically is a scalable band conveyer.

Background

The belt conveyer is a friction-driven machine for continuously conveying material, mainly is formed from machine frames on two sides of belt, rollers supported on the machine frames on two sides and closed belt tightly cover them, and can be used for conveying broken material and conveying finished product. Can be used for horizontal transportation or inclined transportation, and is very convenient to use. Especially in the production of modern coal mines, the belt conveyor becomes the key transportation equipment for improving the productivity of mines due to the characteristics of simple structure, convenient installation and transportation, continuous and uninterrupted transportation, superior performance and the like. Meanwhile, in the coal mine production, the belt conveyor is required to have a telescopic range with a certain length, the existing telescopic belt conveyor comprises rod-shaped racks 1 at two sides of a belt, a fixed roller, a movable roller, a driving roller 2, a pressing roller 19, a closed belt tightly sleeved on each roller, a front supporting leg 9 and a rear supporting leg 10, wherein the rod-shaped racks 1 at two sides of the belt are respectively composed of a hollow rod-shaped fixed rack 1-1 and a movable rack 1-2, the movable rack 1-2 is sleeved in the fixed rack 1-1, the movable roller is composed of a first movable roller 3 and a second movable roller 4, two ends of the first movable roller 3 are supported between the end parts of the movable rack 1-2 at two sides of the belt, extending out of the fixed rack 1-1, the bottom of the fixed rack 1-1 is axially provided with a strip hole 6, the bottom of the movable rack 2 is fixedly connected with a support plate 7, one end of the support plate 7 extends out of a strip hole 6, two ends of the second movable roller 4 are supported between the support plates 7 on two sides of the belt, a hole is formed in each of the fixed racks 1-1 on two sides of the belt, at least two holes are formed in each of the movable racks 1-2, and the fixed racks 1-1 and the movable racks 1-2 are respectively inserted into the holes of the fixed racks 1-1 and the holes of the movable racks 1-2 through locking bolts 8 to fix the length of the rod-shaped racks 1 on two sides of the belt after stretching; the fixed rollers are distributed and supported between the fixed racks 1-1 at the two sides of the belt; the front supporting legs 9 and the rear supporting legs 10 are located below the fixed rack 1 and used for supporting the rod-shaped rack 1 on two sides of a belt, driving motors used for driving the driving rollers 2 are installed on the front supporting legs 9 and drive the driving rollers 2 through a transmission mechanism, the telescopic belt conveyor can change the length of the whole machine through the length of the manual telescopic moving rack 1-2 relative to the fixed rack 1-1 according to different working conditions, meanwhile, as the first moving roller 3 and the second moving roller 4 are fixedly connected with the moving rack 1-2, when the moving rack 1-2 is telescopic, the position of the fixed roller is unchanged, and the first moving roller 3 and the second moving roller 4 move along with the moving rack 1-2, so that loading requirements of different distances are met. However, due to the special geographical environment of the underground coal mine, the existing telescopic belt conveyor is in a high-temperature, humid and dusty environment, and after a period of time, the rod-shaped frames 1 on the two sides of the telescopic belt conveyor are easy to rust, so that certain difficulty is caused in the telescopic adjustment of the manual telescopic belt conveyor.

Disclosure of Invention

The utility model relates to a solve present colliery scalable band conveyer in pit because lack power drive and make when the frame of belt both sides rusts the problem that causes certain difficulty for manual flexible band conveyer's flexible adjustment when carrying out the adjustment of stretching out and drawing back, provide a simple structure, convenient to use, safe and economic scalable band conveyer.

The utility model discloses an adopt following technical scheme to realize: the utility model provides a scalable band conveyer, includes shaft-like frame, fixed cylinder, driving roll, the preceding supporting leg of belt both sides, shaft-like frame of belt both sides comprises hollow shaft-like fixed frame and removal frame, it establishes in fixed frame to remove the rack cover, install the CD-ROM drive motor who is used for driving roll on the preceding supporting leg, CD-ROM drive motor passes through drive mechanism drive driving roll, the equal first cylinder of fixedly connected with of shaft-like frame of belt both sides, the cylinder body and the fixed frame fixed connection of first cylinder, the tip of the piston rod of first cylinder and the tip fixed connection that the fixed frame stretched out of removal frame. During operation, the compressed air in the coal mine is connected into the first air cylinders connected with the rod-shaped racks on the two sides of the belt through the air pipes, the telescopic adjustment of the rod-shaped racks on the two sides of the belt is realized through air pressure transmission of the first air cylinders, the first air cylinders can reliably work under severe conditions, the operation is simple, and maintenance-free operation can be basically realized.

Further, the fixed cylinder that is close to band conveyer material loading end is for adjusting fixed cylinder, the material loading end tip fixedly connected with of the fixed frame of belt both sides and the axis vertically regulating plate of adjusting fixed cylinder open on the regulating plate and have along the axial bar guiding hole of fixed frame, the card has the deflector in the bar guiding hole, the both ends of adjusting fixed cylinder are supported between the deflector of belt both sides through the bearing that is fixed in on the deflector, be provided with on the regulating plate along the axial lead screw of fixed frame, the deflector is withstood to the one end of lead screw. The 'arrangement' of the screw rod on the adjusting plate is characterized in that a nut is arranged at the edge of the adjusting plate. When the tightness of the belt needs to be adjusted, the rotary motion of the lead screw is converted into linear motion to further push the guide plate to move in the strip-shaped guide hole, so that the tightness of the belt is adjusted.

The utility model discloses produced beneficial effect as follows: the utility model provides a scalable band conveyer has small, adjusts convenient laborsaving, safe and reliable, and advantage such as adverse circumstances in with low costs and can adapt to the colliery.

Drawings

Fig. 1 is a schematic view of the whole structure of the telescopic belt conveyor of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1;

FIG. 3 is a top view of FIG. 2;

FIG. 4 is a cross-sectional view A-A of FIG. 3;

FIG. 5 is an enlarged view of a portion of FIG. 2;

FIG. 6 is a front view of the front support leg;

fig. 7 is a left side view of fig. 6.

In the figure: a-a feeding end, b-a discharging end, 1-a rod-shaped frame on two sides of a belt, 1-a fixed frame, 1-2-a movable frame, 2-a driving roller, 3-a first movable roller, 4-a second movable roller, 5-a first air cylinder, 5-1-a cylinder body of the first air cylinder, 5-2-a piston rod of the first air cylinder, 6-a strip hole, 7-a support plate, 8-a locking bolt, 9-a front support leg, 9-1-a fixed front support leg, 9-2-a movable front support leg, 10-a rear support leg, 11-an adjusting fixed roller, 12-an adjusting plate, 13-a strip guide hole, 14-a guide plate, 15-a lead screw, 16-a pneumatic motor, 17-a chain, 18-a chain wheel, 19-a pressing roller.

Detailed Description

The utility model provides a scalable band conveyer, includes shaft-like frame 1, fixed cylinder, driving roller 2, preceding supporting leg 9 of belt both sides, shaft-like frame 1 of belt both sides comprises hollow shaft-like fixed frame 1-1 and removal frame 1-2, it establishes in fixed frame 1-1 to remove frame 1-2 cover, install the driving motor who is used for driving roller 2 on the preceding supporting leg 9, driving motor passes through drive mechanism drive driving roller 2, shaft-like frame 1 of belt both sides all fixedly connected with first cylinder 5, cylinder body 5-1 and fixed frame 1-1 fixed connection of first cylinder 5, the tip of the piston rod 5-2 of first cylinder 5 and the tip fixed connection that removes frame 1-2 and stretch out fixed frame 1-1. During operation, the compressed air in the coal mine is connected into the first air cylinders connected with the rod-shaped racks 1 on the two sides of the belt through the air pipes, the telescopic adjustment of the rod-shaped racks 1 on the two sides of the belt is realized through air pressure transmission of the first air cylinders, the first air cylinders can reliably work under severe conditions, the operation is simple, and maintenance-free operation can be basically realized.

When concrete implementation, a scalable band conveyer, the fixed cylinder that is close to band conveyer material loading end is for adjusting fixed cylinder 11, the material loading end tip fixedly connected with of the fixed frame 1-1 of belt both sides and the axis vertically regulating plate 12 of adjusting fixed cylinder 11 open on the regulating plate 12 along 1 axial bar guiding hole 13 of fixed frame, bar guiding hole 13 inside callipers has deflector 14, the bearing support that is fixed in on deflector 14 at the both ends of adjusting fixed cylinder 11 is between the deflector 14 of belt both sides, be provided with on the regulating plate 12 along 1 axial lead screw 15 of fixed frame, deflector 14 is withstood to lead screw 15's one end. The 'arrangement' of the screw rod 15 on the adjusting plate 12 is that a nut is arranged at the edge of the adjusting plate 12. When the tightness of the belt needs to be adjusted, the rotary motion of the lead screw 15 is converted into linear motion to further push the guide plate 14 to move in the strip-shaped guide hole 13, so that the tightness of the belt is adjusted. The one end that band conveyer material loading side was kept away from to bar guiding hole 13 is the semicircle form, can alleviate to a certain extent when band conveyer adjusts the elasticity and collide with, and such structure sets up more rationally, has prolonged bar guiding hole 13 and deflector 14's life to a certain extent.

During specific implementation, each front support leg 9 is composed of a fixed front support leg 9-1 and a movable front support leg 9-2, the movable front support leg 9-2 is nested in the fixed front support leg 9-1, a hole is formed in the fixed front support leg 9-1, at least two holes are formed in the movable front support leg 9-2, the fixed front support leg 9-1 and the movable front support leg 9-2 are respectively inserted into the holes of the fixed front support leg 9-1 and the movable front support leg 9-2 through bolts to fixedly adjust the height of the rear front support leg 9, and a driving motor for driving the driving roller 2 is installed on the fixed front support leg 9-1 to change the height of the discharge end b of the belt conveyor, so that the belt conveyor is convenient to adapt to loading operation under different working conditions. Fixedly connected with second cylinder on fixed preceding supporting leg 9-1, the cylinder body and the fixed preceding supporting leg 9-1 fixed connection of second cylinder, the piston rod end of second cylinder and the tip fixed connection that removal preceding supporting leg 9-2 stretches out fixed preceding supporting leg 9-1 to prevent to cause because of reasons such as environment, time, etc. that fixed preceding supporting leg 9-1 and removal preceding supporting leg 9-2 cause manual flexible inconvenient, waste time and energy because of reasons such as rusty.

In this embodiment, the driving motor for driving the belt conveyor mounted on the fixed front support leg 9-1 is an air motor 16. The air motor 16 is a device that converts pressure energy of compressed air into mechanical energy of rotation, which is not affected by the external environment even in a severe environment of dustiness, humidity, etc., because the air motor 16 operates with an internal pressure greater than the external pressure. The transmission mechanism adopted between the pneumatic motor 16 and the driving roller 2 is chain transmission consisting of a chain 17 and a chain wheel 18. The chain transmission has low requirement on the environment and can be used in high-temperature and humid environments.

When the pneumatic belt conveyor works, compressed air is divided into three paths through the air pipe, the first path is connected into the pneumatic motor 16 and is used as the only power to drive the driving roller 2 to move, the normal operation of the belt conveyor is realized, the second path is connected into the first air cylinders 5 fixedly connected with the rod-shaped racks 1 on the two sides of the belt, the telescopic adjustment of the rod-shaped racks 1 on the two sides of the belt is realized through the air pressure transmission of the first air cylinders 5, the third path is connected into the second air cylinders connected onto the fixed front supporting legs 9-1, and the height of the front supporting legs 9 is realized through the air pressure transmission of the second.

Claims

1. The utility model provides a scalable band conveyer, includes shaft-like frame (1), fixed cylinder, driving roller (2), preceding supporting leg (9) of belt both sides, shaft-like frame (1) of belt both sides comprises hollow shaft-like fixed frame (1-1) and removal frame (1-2), it establishes in fixed frame (1-1) to remove frame (1-2), install the driving motor who is used for driving roller (2) on preceding supporting leg (9), driving motor passes through drive mechanism drive driving roller (2), its characterized in that, shaft-like frame (1) of belt both sides equal fixedly connected with first cylinder (5), cylinder body (5-1) and fixed frame (1-1) fixed connection of first cylinder (5), the tip and the removal frame (1-2) of piston rod (5-2) of first cylinder (5) stretch out fixed frame (1-1) The ends of the connecting rod are fixedly connected.

2. The telescopic belt conveyor as claimed in claim 1, wherein the fixed roller close to the feeding end of the belt conveyor is an adjusting fixed roller (11), the end of the feeding end of the fixed frame (1-1) on both sides of the belt is fixedly connected with an adjusting plate (12) perpendicular to the axis of the adjusting fixed roller (11), the adjusting plate (12) is provided with a strip-shaped guide hole (13) along the axial direction of the fixed frame (1-1), a guide plate (14) is clamped in the strip-shaped guide hole (13), both ends of the adjusting fixed roller (11) are supported between the guide plates (14) on both sides of the belt through a bearing fixed on the guide plate (14), a lead screw (15) along the axial direction of the fixed frame (1-1) is arranged on the adjusting plate (12), and one end of the lead screw (15) is supported against the guide plate (14).

3. A telescopic belt conveyor according to claim 2, characterised in that the end of the strip-shaped guide hole (13) remote from the loading side of the belt conveyor is semicircular.

4. A telescopic belt conveyor according to claim 1, 2 or 3, characterized in that each of said front support legs (9) consists of a fixed front support leg (9-1) and a moving front support leg (9-2), the movable front supporting leg (9-2) is nested in the fixed front supporting leg (9-1), the fixed front supporting leg (9-1) is provided with a hole, the movable front supporting leg (9-2) is provided with at least two holes, the fixed front supporting leg (9-1) and the movable front supporting leg (9-2) are respectively inserted into the holes of the fixed front supporting leg (9-1) and the movable front supporting leg (9-2) through bolts to fixedly adjust the height of the rear front supporting leg (9), the driving motor for driving the driving roller (2) is arranged on the fixed front supporting leg (9-1).

5. A telescopic belt conveyor according to claim 4, characterized in that a second cylinder is fixedly connected to the fixed front support leg (9-1), the cylinder body of the second cylinder is fixedly connected to the fixed front support leg (9-1), and the end of the piston rod of the second cylinder is fixedly connected to the end of the movable front support leg (9-2) extending out of the fixed front support leg (9-1).

6. A telescopic belt conveyor according to claim 4, characterized in that the drive motor mounted on the fixed front support leg (9-1) for driving the belt conveyor is an air motor (16).

7. A telescopic belt conveyor according to claim 5, characterised in that the drive motor mounted on the fixed front support leg (9-1) for driving the belt conveyor is an air motor (16).

8. A telescopic belt conveyor according to claim 6, characterized in that the transmission mechanism employed between the pneumatic motor (16) and the driving roller (2) is a chain transmission consisting of a chain (17) and a sprocket (18).

9. A telescopic belt conveyor according to claim 7, characterized in that the transmission mechanism employed between the pneumatic motor (16) and the driving roller (2) is a chain transmission consisting of a chain (17) and a sprocket (18).