CN213293715U - Personal protection device for coal conveying belt - Google Patents
Personal protection device for coal conveying belt Download PDFInfo
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- CN213293715U CN213293715U CN202021196114.5U CN202021196114U CN213293715U CN 213293715 U CN213293715 U CN 213293715U CN 202021196114 U CN202021196114 U CN 202021196114U CN 213293715 U CN213293715 U CN 213293715U
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Abstract
The utility model provides a coal conveyor belt personal protection device, turn over board support, wire rope, fixed pulley, two-way stay cord switch including the action, turn over board scaffold weldment and fix in the belt feeder frame, the action turns over the board top and is equipped with and turns over the board pivot, turn over the board pivot and turn over the board rotate bracket connection, the action turns over the board bottom and is equipped with the handle, the fixed pulley sets up in belt feeder frame one side, it is equipped with rotatory connecting rod to turn over board pivot one end, and rotatory connecting rod turns over the board rotation and moves along with the action, wire rope one end and rotatory connecting rod are connected, and the other end passes through the fixed. The utility model discloses structure and principle are simple, preparation simple to operate, and the mounted position is nimble, and on-the-spot adaptability is strong, and the two-way stay cord switch among the current belt protective apparatus of rational utilization utilizes the waste material oneself to make whole device, practices thrift the cost, and can automatic re-setting after the two-way stay cord switch action, reduced the operation personnel operation volume, can effectively guarantee personnel's safety.
Description
Technical Field
The utility model belongs to the technical field of coal conveying belt feeder auxiliary assembly, concretely relates to coal conveying belt person protection device.
Background
The coal is conveyed from a coal yard to a raw coal bunker by a coal conveying belt for combustion of a boiler. The coal conveying system is provided with a bidirectional pull rope switch, a two-stage deviation switch, a slipping digital display, a material flow signal detection, a coal blockage signal, a longitudinal tearing protection, a vibrator and other protections so as to ensure the safety of personnel and equipment, the personnel can actively protect the device only in case of lack of emergency, and the personnel who mistakenly enter the operation belt can not stop the belt for self-rescue. Therefore, a protection device for stopping the operation of the belt must be additionally arranged on the belt conveyor and used as a last facility for protecting personal safety at an extremely critical moment.
Disclosure of Invention
The utility model provides a coal conveying belt personal protection device, the mounted position is nimble, and the protection action is sensitive reliable, resets portably easily to be operated.
The technical scheme of the utility model is that: the utility model provides a coal conveying belt person protection device, turns over board support, wire rope, fixed pulley, two-way stay cord switch including the action, turn over board support welded fastening in the belt feeder frame, the action turns over the board top and is equipped with and turns over the board pivot, turn over the board pivot and turn over the board support rotation and connect, the action turns over the board bottom and is equipped with the handle, the fixed pulley sets up in belt feeder frame one side, it is equipped with the rotation connecting rod to turn over board pivot one end, and the rotation connecting rod turns over the board rotation and moves along with the action, wire rope one end and rotation connecting rod are connected, and the.
The handle comprises a grabbing rod parallel to the action turning plate and a connecting rod perpendicular to the action turning plate, and the connecting rod is arranged between the action turning plate and the grabbing rod, so that the handle is convenient for a person to grab.
The scheme is further, the bottom of action turns over the board is apart from belt cell type bottom height and is 350mm, and the coal current is piled up highly no more than 250mm on the belt when rated output operation, can not influence the belt operation, and the coal current also can not touch the action turns over the board and lead to shutting down, and personnel can both pass through when lying, lying on one's side.
Further, the installation position of the turning plate bracket is at least 10 meters away from the head of the belt in the running direction.
The utility model has the advantages that:
1. the utility model has simple integral structure and principle, convenient manufacture and installation, flexible installation position and strong field adaptability, and can be popularized and applied in enterprises which use adhesive tapes to convey materials in the production processes of mines, iron and steel plants, cement plants, chemical plants and the like;
2. the utility model reasonably utilizes the bidirectional pull-cord switch in the prior belt protection equipment according to local conditions, utilizes waste materials to manufacture the whole device by self, almost has no cost and saves cost;
3. the utility model has flexible and reliable action and convenient maintenance, and the action turning plate main body can be recycled, thereby reducing the maintenance and replacement cost;
4. the utility model utilizes the characteristic that the bidirectional pull-cord switch can automatically reset after acting, thereby reducing the operation amount of operators;
5. the utility model discloses the action strength that the board was turned over in the action is little, does the two-way stay cord switch of touching slightly and will move the shut down, and sensitivity is high, can effectively guarantee personnel's safety.
Drawings
FIG. 1 is a schematic structural view of a personal protection device for a coal belt of the present invention;
wherein: 1. coal conveying belt, 2, turning plate rotating shaft, 3, action turning plate, 4, turning plate support, 5, rotating connecting rod, 6, gripping rod, 7, connecting rod, 8, steel wire rope, 9, fixed pulley, 10 and bidirectional pull switch.
Detailed Description
The present invention will now be described more fully hereinafter with reference to the accompanying drawings, in which a person skilled in the art can, without any creative effort, fully implement the present invention.
As shown in fig. 1, a personal protection device for a coal conveying belt comprises an action turning plate 3, a turning plate support 4, a steel wire rope 8, a fixed pulley 9 and a bidirectional pull rope switch 10, wherein the turning plate support 4 is welded and fixed on a belt conveyor frame, a turning plate rotating shaft 2 is arranged at the top of the action turning plate 3, the turning plate rotating shaft 2 is rotatably connected with the turning plate support 4, a handle is arranged at the bottom of the action turning plate 3, the fixed pulley 9 is arranged on one side of the belt conveyor frame, a rotating connecting rod 5 is arranged at one end of the turning plate rotating shaft 2, the rotating connecting rod 5 rotates along with the action turning plate 3 to act, one end of the steel wire rope 8 is connected with the rotating connecting rod 5, and the.
Further, the handle comprises a grabbing rod 6 parallel to the action turning plate 3 and a connecting rod 7 perpendicular to the action turning plate 3, and the connecting rod 7 is arranged between the action turning plate 3 and the grabbing rod 6, so that the grabbing of a person is facilitated.
Further, the bottom of the action turning plate 3 is 350mm away from the bottom of the belt groove, when the rated output is operated, the height of the coal flow on the belt is not more than 250mm, the operation of the belt cannot be influenced, the coal flow cannot touch the action turning plate 3 to cause shutdown, and personnel can pass through the action turning plate when lying or lying on side.
The utility model discloses a theory of operation is: utilize two-way stay cord switch 10 control belt feeder of coal conveying belt feeder itself to open and stop, set up twice in the belt feeder frame and turn over board support 4, it turns over board 3 to set up the action on the board support 4, the action turns over board 3 and can do the rotation action, it is rotatory to drive rotatory connecting rod 5 and wire rope 8, fixed pulley 9 changes the direction of force, give two-way stay cord switch 10 with the action transmission, when someone drops, hold gripping pole 6, promote the action and turn over board 3 actions, two-way stay cord switch 10 action sends shut down instruction driving motor and stops transporting, because of the belt conveyor all is equipped with stopper or backstop, the belt can stop transporting very fast, make site operation personnel personal safety obtain the assurance, can use the enterprise popularization and application of sticky tape transport material in process of production.
While the preferred embodiments of the present invention have been described, it is to be understood that the invention is not limited to the precise embodiments described, and that equipment and structures not described in detail are understood to be practiced as commonly known in the art; any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention will still fall within the protection scope of the technical solution of the present invention by those skilled in the art without departing from the technical solution of the present invention.
Claims (4)
1. The utility model provides a coal conveying belt person protection device, its characterized in that, turns over board support, wire rope, fixed pulley, two-way stay cord switch including the action, turn over board support welded fastening in the belt feeder frame, the action turns over the board top and is equipped with and turns over the board pivot, turn over the board pivot and turn over the board support rotation and connect, the action turns over the board bottom and is equipped with the handle, the fixed pulley sets up in belt feeder frame one side, turn over board pivot one end and be equipped with rotatory connecting rod, rotatory connecting rod turns over the board rotation and moves along with the action, wire rope one end and rotatory connecting rod are connected, and the other end passes.
2. The personal protection device for a coal conveyor belt as claimed in claim 1, wherein the handle comprises a grab bar parallel to the action flap and a connecting bar perpendicular to the action flap, the connecting bar being disposed between the action flap and the grab bar for easy grasping by a person.
3. The personal protection device for the coal conveying belt as claimed in claim 2, wherein the height of the bottom of the action turning plate from the bottom of the belt groove is 350mm, the height of the coal flow on the belt is not more than 250mm when the belt is operated at rated output, the belt operation cannot be influenced, the coal flow cannot touch the action turning plate to cause shutdown, and personnel can pass through the belt when lying down or lying on side.
4. A personal protection arrangement for a coal conveyor belt as claimed in claim 3, wherein the flap support mounting location is at least 10 metres from the head of the direction of belt travel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021196114.5U CN213293715U (en) | 2020-06-24 | 2020-06-24 | Personal protection device for coal conveying belt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021196114.5U CN213293715U (en) | 2020-06-24 | 2020-06-24 | Personal protection device for coal conveying belt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213293715U true CN213293715U (en) | 2021-05-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021196114.5U Active CN213293715U (en) | 2020-06-24 | 2020-06-24 | Personal protection device for coal conveying belt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213293715U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113968460A (en) * | 2021-11-17 | 2022-01-25 | 山东日照发电有限公司 | Bidirectional pull-cord switch device for W-shaped coal conveying belt |
-
2020
- 2020-06-24 CN CN202021196114.5U patent/CN213293715U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113968460A (en) * | 2021-11-17 | 2022-01-25 | 山东日照发电有限公司 | Bidirectional pull-cord switch device for W-shaped coal conveying belt |
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