JPH09255149A - Belt conveyor heavy loader - Google Patents

Abstract

(57) [PROBLEMS] To provide a heavy load carrying device for a belt conveyor that can easily carry a heavy load mechanically to any position without relying on human power. A conveying pipe (3) having a plurality of doors (2) arranged at a predetermined position adjacent to an inclined belt conveyor (1) for conveying coal, bulk, etc., and provided in the conveying pipe (3). A capsule 4 for holding a heavy object, a capsule stopping device 5 for stopping the capsule 4 sliding in the carrier pipe 3 from the upper side to the lower side at the position of the door 2, and provided on the upper side of the capsule stopping device 5. And a capsule deceleration device 6 for decelerating the capsule 4.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a heavy-weight conveyor device for a belt conveyor, which is disposed adjacent to an inclined belt conveyor that conveys coal, bulk material, etc. and conveys heavy goods.

[0002]

2. Description of the Related Art Some belt conveyors used in coal-fired power plants have a total length of 200 m and an inclination angle of 15 °. This is shown in FIG. Note that (A) is an overall view thereof, and (B) is a cross-sectional view taken along arrow B thereof. As shown in FIG. 7 (A), the belt conveyor is generally covered with a cover called a conveyor gallery, and the lower end side is connected to the ground station and the upper end side is connected to the transit building. Further, as shown in FIG. 7B, the belt conveyor 1 is supported by a frame 13, and a carrier roller 15 that forms a conveyor belt 14 in a trough shape with a low center and high ends, and a return roller that supports a return belt 16. It is composed of 17. The carrier roller 15 and the return roller 17 are arranged in the longitudinal direction of the belt conveyor 1 at intervals of about 1 m and about 3 m, respectively. Further, along the belt conveyor 1, there is provided a walkway 12 made of a flat plate such as a checker plate.

Maintenance and inspection of the belt conveyor 1 are regularly performed while an operator walks on the slanted corridor 12, and when it is necessary to replace the carrier roller 15 and the return roller 17, etc. A worker manually carried those heavy objects to a desired place.

[0004]

However, the work of carrying a heavy load such as a carrier roller on an inclined surface having a long belt conveyor and an inclined angle requires a great deal of labor and is inefficient. is there. Further, as described above, since the carrier roller and the return roller are arranged at different intervals, a considerable degree of freedom is required in the position for carrying them.

The present invention has been made to solve the above-mentioned problems. That is, an object of the present invention is to provide a heavy-weight conveyor device for a belt conveyor that can easily convey a heavy object such as a carrier roller mechanically to an arbitrary position without relying on human power.

[0006]

According to the present invention as set forth in claim 1, a plurality of doors disposed adjacent to an inclined belt conveyor for transporting coal, bulk material, etc. and provided at predetermined positions. And a capsule for holding a heavy object provided in the transfer pipe, a capsule stopping device for stopping the capsule sliding in the transfer pipe from the upper side to the lower side at the door, and stopping the capsule. There is provided a heavy-weight conveyor device for a belt conveyor, comprising: a capsule deceleration device provided on the upper side of the device and decelerating the capsule.

Further, according to the embodiment of the present invention, it is preferable that a plurality of the capsule deceleration devices are provided for the capsule stopping device and the capsules are decelerated in a stepwise manner. Further, it is preferable that the capsule is provided with a door for accommodating a heavy load, and a plurality of rollers is provided on a surface opposite to the door.

According to the above-described belt conveyor heavy load carrying device of the present invention, when a capsule containing a heavy load is set in the transfer pipe in the transfer building and slid down, the capsule is transferred while being decelerated by the capsule speed reducer. Glide in the pipe. Then, only the capsule stopping device at a predetermined position is set in the stopped state in advance, and the capsule is stopped at that position. If the carrier tube and the capsule door are opened in this state, heavy objects can be taken out. Therefore, it is possible to easily carry a heavy object to a predetermined position without depending on human power.

According to the present invention as set forth in claim 3, there is provided a carrier pipe having a plurality of doors which are arranged adjacent to an inclined belt conveyor for carrying coal, bulk materials and the like, and which are provided at predetermined positions. A capsule deceleration stop device for decelerating or stopping the capsule sliding in the transport pipe from the upper side to the lower side at the door position. Provided is a heavy-weight conveyor device for a belt conveyor.

Further, according to the embodiment of the present invention, the capsule deceleration stop device is provided on the stopper, which is brought into close contact with the capsule to decelerate or stop, the positioning bar for positioning the stopper, and the positioning bar. It is preferable that the spring includes a spring that serves as a cushioning material for the stopper, and a solenoid that retracts the positioning bar. Further, it is preferable that the capsule is provided with a door for accommodating a heavy load, and a plurality of rollers is provided on a surface opposite to the door.

According to the above-described belt conveyor heavy load carrying device of the present invention, when a capsule containing a heavy load is set in the transfer pipe in the transit building and slid down, the capsule slides in the transfer pipe. Then, only the capsule deceleration stop device at a predetermined position is set to the stopped state in advance, and the other capsule deceleration stop devices are decelerated / decelerated.
Set it to the passing state. Then, the capsule that has slid in the carrier pipe is decelerated by the capsule deceleration stop device set in the deceleration / passage state and passes through, and stopped by the capsule deceleration stop device set in the stop state. If the carrier tube and the capsule door are opened in this state, heavy objects can be taken out. Therefore, without relying on human power,
A heavy object can be easily transported to a predetermined position.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Preferred embodiments of the present invention will be described below with reference to FIGS. The same parts as those of the prior art are designated by the same reference numerals and the description thereof will be omitted.

FIG. 1 is an overall side sectional view of a belt conveyor in which the heavy-weight conveyor of the present invention is installed, and FIG. 2A is a sectional view taken along arrow A in FIG. B) is an enlarged view of the cross section of the carrier tube. The belt conveyor 1 is omitted in FIG.

1 and 2A, a conveyor tube 3 for conveying a capsule 4 containing a heavy object is provided on the belt conveyor 1 as shown in FIGS. 1 and 2A. Adjacent to each other, a plurality of doors 2 are provided at predetermined positions. Capsule 4 containing heavy items
Is transported to the uppermost end of the carrier pipe 3 by a simple elevator installed in the transit building, and is slid down from there. The capsule is taken out from the capsule outlet provided in the station. In addition, the storage chamber stores unused capsules 4, replacement carrier rollers, return rollers, and the like.

The transfer tube 3 is fixed on the corridor 12 by a pressing metal fitting 3a (see FIG. 2 (A)). Further, the doors 2 of the transport tube 3 are preferably provided corresponding to the positions of heavy objects such as carrier rollers and return rollers (see FIG. 1). For example, the carrier roller is about 1m
When the return rollers are arranged at intervals of 3 m and the return rollers are arranged at intervals of about 3 m, it is preferable to provide the doors 2 at intervals of about 1 m.

The capsule 4 has a door 10 with a key for accommodating a heavy load, and a surface opposite to the door 10 is provided with a plurality of rollers 11a and 11g. This roller comprises a four-wheel main roller 11a and a four-wheel guide roller 11g that assists the main roller 11a. The main roller 11a is designed to roll by sandwiching the guide rails 18 provided on the transport tube 3 from both sides to prevent the capsule 4 from rotating in the transport tube 3. Further, the guide rollers 11g provided on both sides of the main roller 11a prevent the capsule 4 from tilting. In this way, by providing the plurality of rollers 11a and 11g, the capsule 4 can be smoothly moved, and the door 1 can be constantly operated when the capsule 4 is stopped.
It is possible to set 0 to face upward (the door 2 of the carrier tube 3). Although the carrier roller and the return roller are mainly considered as heavy objects, other tools for maintenance and inspection can also be carried.

Further, as shown in FIG. 3 (enlarged view of B part in FIG. 1), the heavy-weight conveyor apparatus for a belt conveyor of the present invention places the capsule 4 at a predetermined position (door 2 in the conveyor tube 3).
You can stop at the position). That is, the carrier pipe 3 includes a capsule stopping device 5 for stopping the capsule 4 sliding in the carrier pipe 3 from the upper side to the lower side at the position of the door 2, and a capsule 4 provided above the capsule stopping device 5. Capsule deceleration device 6 for deceleration
And are provided. In FIG. 3, a second capsule reduction gear 6w is provided above the capsule stopping device 5 and a first capsule reduction gear 6s is further provided above the capsule stop device 5 in order to gradually reduce the speed of the capsule 4.

The capsule stopping device 5 is provided with a stopper 8 which is provided so as to be rotatable in the radial direction of the carrier tube 3, and the stopper 8 therefor.
The positioning bar 9 for positioning the positioning bar 9 and the solenoid 19 for projecting and retracting the positioning bar 9 are provided, and the positioning bar 9 is projected and retracted by the operation of the solenoid 19 to position the stopper 8. Although not shown, a force is constantly applied to the stopper 8 in a direction to rotate the carrier pipe 3 radially outward, so that the stopper 8 hangs down in the carrier pipe 3 and interferes with the travel of the capsule 4. Try not to.

The capsule deceleration device 6 includes a stopper 8 and a positioning bar 9 similar to the capsule stopping device 5, a stop plate 20 fixed to the positioning bar 9, a casing 21 for supporting the positioning bar 9, and a casing 21 thereof. And a spring 22 connected between the stop plate 20. The positioning bar 9 is provided slidably in the radial direction of the transfer tube 3 by utilizing the elastic force of the spring 22, and the stop plate 20 and the casing 21 The sliding range is fixed. Therefore, the deceleration effect differs depending on the strength of the elastic force of the spring 22. For example, in FIG. 3, a strong spring is used for the first capsule speed reducer 6s to enhance the deceleration effect and a weak spring is used for the second capsule speed reducer 6w. Is used to reduce the deceleration effect, and the capsule 4 is efficiently decelerated by both of them to be stopped by the capsule stopping device 5.

The operation of the capsule stopping device 5 and the capsule speed reducing device 6 will be described with reference to FIG. Here, (A) shows the time of deceleration and passage of the capsule speed reducer 6, (B) shows the time of passage of the capsule stop device 5,
(C) shows when the capsule stopping device 5 is stopped.

As shown in FIG. 4 (A), when the capsule 4 passes through the capsule speed reducer 6, the tip of the capsule 4 contacts the stopper 8 and the stopper 8 receives a force radially outward. The positioning bar 9 is pushed and the stopper 8
Together with this, it slides radially outward. The capsule 4 slides down along the stopper 8 and passes by while being decelerated by the action of the spring 22.

Next, as shown in FIG. 4 (B), when the capsule 4 passes through the capsule stopping device 5, a command is sent to the capsule stopping device 5 scheduled to pass in advance, and the solenoid 19 is operated to operate the positioning bar. Withdraw 9 so that the capsule 4 does not come into contact with the stopper 8.
The control device for controlling the solenoid 19 is installed in the ground station or the transit building.

Then, as shown in FIG. 4C, when the capsule 4 is stopped by the capsule stopping device 5, a command is sent to the capsule stopping device 5 scheduled to be stopped in advance, and the solenoid 19 is operated to operate the positioning bar 9 Is left protruding so that the stopper 8 and the positioning bar 9 do not move radially outward even if the tip of the capsule 4 contacts the stopper 8.

According to the heavy load conveyor of the belt conveyor of the present invention, the capsule 4 is stopped and the door 2 of the transfer tube 3 and the door 10 of the capsule 4 are opened through the above-described process to load the heavy goods. When the heavy items such as the old carrier rollers that have been taken out and collected are stored in the capsule 4 again, and the capsule stopping device 5 set in the stopped state is released to set the passing state, the capsule 4 slides downward, Finally Figure 1
The capsule is taken out from the capsule outlet shown in. Therefore,
A heavy object can be easily transported to a predetermined position without depending on human power.

Further, in the heavy load carrying device for the belt conveyor according to the present invention, instead of the capsule stopping device 5 and the capsule speed reducing device 6 described above, a capsule speed reducing and stopping device integrally formed with them may be used. 5 is an enlarged view of a portion B in FIG. 1 similar to FIG. 3, and FIG. 6 is a view showing the action of the capsule deceleration stop device.

The capsule deceleration stop device 7 supports the stopper 8 and the positioning bar 9 similar to the capsule stop device 5 and the capsule deceleration device 6 described above, the stop plate 23 fixed to the positioning bar 9, and the positioning bar 9. Casing 24, and the casing 24 and the stop plate 23
It is composed of a spring 25 connected between the two, a solenoid 26 connected to the casing 24, and a positioning plate 27 moved by the solenoid 26.

The operation of the capsule deceleration stop device 7 will be described with reference to FIG. In addition, in FIG.
(A) shows before the capsule passage of the capsule deceleration stop device set to the deceleration / passing state, (B) shows the deceleration / passing time, and (C) shows the stopping time.

As shown in FIG. 6A, in the capsule deceleration stop device set to the deceleration / passage state, the solenoid 2 is used.
6 is not operating, and the positioning plate 27 is freely movable. The positioning bar 9 is pushed inward in the radial direction by the action of the spring 25, and the stopper 8 projects radially inward. Next, when passing through the capsule deceleration stop device 7, as shown in FIG. 6B, when the capsule 4 contacts the stopper 8, the stopper 8 receives a force outward in the radial direction. Since the positioning plate 27 is freely movable, the positioning bar 9 is pushed by the capsule 4 and slides radially outward together with the stopper 8. Capsule 4
Slides downward along the stopper 8 and passes by while being decelerated by the action of the spring 25.

When the capsule deceleration stop device 7 is stopped, as shown in FIG.
The solenoid 26 is operated and fixed by the positioning plate 27 so that the positioning bar 9 does not slide outward in the radial direction even when the capsule 4 comes into contact with the capsule 4.

According to the heavy load carrying device for the belt conveyor of the present invention, the capsule 4 is stopped and the door 2 of the carrying pipe 3 and the door 10 of the capsule 4 are opened through the above-described process to load the heavy load. When the heavy carrier such as the old carrier roller that has been taken out and collected is stored in the capsule 4 again, and the capsule deceleration stop device 7 set to the stopped state is released and set to the passing state, the capsule 4 slides downward. Finally, the capsule is taken out from the capsule outlet shown in FIG. Therefore, it is possible to easily carry a heavy object to a predetermined position without depending on human power.

The present invention is not limited to the above-described embodiments, and it goes without saying that various modifications can be made without departing from the gist of the present invention.

[0032]

As described above, according to the above-described belt conveyor heavy load carrier, when a capsule containing a heavy load is set in the transfer pipe and slid down in the transfer building, the capsule is decelerated by the capsule speed reducer. While sliding in the carrier pipe. Then, only the capsule stopping device at the predetermined position is operated in advance, and the capsule is stopped at that position. Alternatively, if only the capsule deceleration stop device at a predetermined position is set to the stop state in advance and the other capsule deceleration stop devices are set to the deceleration state, the capsule sliding in the transport pipe is decelerated. The capsule deceleration stop device set decelerates and passes through, and the capsule deceleration stop device set to the stopped state stops. If the carrier tube and the capsule door are opened in this stopped state, the heavy object can be easily taken out. Also, unnecessary heavy items can be easily transported to the ground, and tools necessary for maintenance and inspection can also be carried together with heavy items, dramatically reducing the burden on workers and improving work efficiency. It has an excellent effect that it can improve.

[Brief description of drawings]

FIG. 1 is an overall side sectional view of a belt conveyor provided with a heavy-weight conveyor device for a belt conveyor according to the present invention.

2A is a cross-sectional view taken along the arrow A in FIG.
(B) is an enlarged view of the cross section of the carrier tube.

FIG. 3 is an enlarged view of a portion B in FIG. 1;

FIG. 4 is a diagram showing the operation of a capsule stop device and a capsule speed reducer.
At the time of passing, (B) shows the time when the capsule stopping device passes, and (C) shows the time when the capsule stopping device stops.

5 is an enlarged view of a portion B in FIG. 1 similar to FIG.

FIG. 6 is a diagram showing an operation of the capsule deceleration stop device, (A) showing before capsule passage of the capsule deceleration stop device set to a deceleration / passage state, and (B) showing deceleration / passage. , (C) indicate the stop time.

7A and 7B are diagrams showing a belt conveyor used in a coal-fired power plant, FIG. 7A is an overall view thereof, and FIG.

[Explanation of symbols]

 1 Belt Conveyor 2 Conveyor Pipe Door 3 Conveyor Pipe 3a Holding Metal 4 Capsule 5 Capsule Stopper 6 Capsule Decelerator 6s First Capsule Decelerator 6w Second Capsule Decelerator 7 Capsule Decelerator Stopper 8 Stopper 9 Positioning Bar 10 Capsule Door 11a Main roller 11g Guide roller 12 Corridor 13 Frame 14 Conveyor belt 15 Carrier roller 16 Return belt 17 Return roller 18 Guide rail 19,26 Solenoid 20,23 Stop plate 21,24 Casing 22,25 Spring 27 Positioning plate

Claims (5)

[Claims] 1. A transport pipe having a plurality of doors provided at predetermined positions adjacent to an inclined belt conveyor for transporting coal or bulk materials, and a heavy load provided in the transport pipe. A capsule containing device, a capsule stopping device that stops the capsule that slides in the transport pipe from the upper side to the lower side at the position of the door, and a capsule deceleration device that is provided above the capsule stopping device and decelerates the capsule. And a belt conveyor heavy load carrying device. 2. The heavy-weight conveyor device for a belt conveyor according to claim 1, wherein a plurality of capsule deceleration devices are provided for the capsule stopping device to decelerate the capsules in stages. 3. A transfer pipe having a plurality of doors provided at a predetermined position adjacent to an inclined belt conveyor for transferring coal, bulk material, etc., and a heavy load provided in the transfer pipe. A heavy-weight conveyor device for a belt conveyor, comprising: a capsule to be accommodated and a capsule deceleration stop device that decelerates or stops the capsule that slides in the conveyor pipe from the upper side to the lower side at a position of the door. 4. The capsule deceleration stop device includes a stopper that contacts the capsule to decelerate or stop, a positioning bar that positions the stopper, and a spring that is provided on the positioning bar and serves as a cushioning material for the stopper. ,
4. The heavy-weight conveyor device for a belt conveyor according to claim 3, further comprising a solenoid for retracting the positioning bar. 5. The capsule according to claim 1, further comprising a door for accommodating a heavy load, and a plurality of rollers provided on a surface opposite to the door. The conveyor for heavy goods of a belt conveyor according to.