CN218344567U - Device for preventing coal blockage from enlarging - Google Patents
Device for preventing coal blockage from enlarging Download PDFInfo
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- CN218344567U CN218344567U CN202222360473.5U CN202222360473U CN218344567U CN 218344567 U CN218344567 U CN 218344567U CN 202222360473 U CN202222360473 U CN 202222360473U CN 218344567 U CN218344567 U CN 218344567U
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- hopper
- spring
- accumulating plate
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Abstract
The utility model provides a device for preventing chute blockage enlarges, include: the coal collecting device comprises a frame, a conveying belt, a coal hopper, a control switch, a coal accumulating plate and a spring; the coal hopper and the conveying belt are arranged on the rack, the coal hopper is arranged at one end of the conveying belt, and the conveying belt can convey coal into the coal hopper; the coal bucket is characterized in that at least one side face of the coal bucket is provided with a coal accumulating plate, one end of the coal accumulating plate is movably connected with the pivot and is pulled by a spring to keep the coal accumulating plate balanced, the other end of the coal accumulating plate is in lap joint with the control switch and can push the control switch to operate after the coal accumulating plate bears the weight, and the control switch is electrically connected with the control end of the conveying belt. The utility model discloses a set up long-pending coal board in at least one side of coal scuttle and accept the coal that spills over in the coal scuttle to through spring and control switch's cooperation, improve long-pending coal board to the sensitivity of the response of coal, can in time control the conveyer belt and stop carrying coal when the chute blockage takes place, prevent that coal from spilling over the extrusion belt, the condition of even tearing the conveyer belt apart takes place.
Description
Technical Field
The utility model relates to a coal field of carrying especially relates to a device that prevents chute blockage and enlarges.
Background
In the process of unloading and loading coal, the phenomenon of coal blockage of a coal hopper can often occur. Not only delays the coal unloading and loading work, but also brings adverse effect to the field civilized production, and greatly improves the cleaning work intensity. The original coal plugging switches are all arranged on the inner side wall surface of the coal dropping pipe. Sometimes, the coal quality is relatively poor, and it is very easy to glue and harden, forms unsettled chute blockage, and the chute blockage switch can not touch at all, and the chute blockage switch does not move, and the chute blockage condition continues to worsen, causes the coal to overflow, and extrudes the belt, makes belt atress increase, influences the belt life-span, even tears the trouble apart.
The prior art CN2021219292793 discloses a gravity sensing type coal blockage protection monitoring device, which relates to the technical field of coal blockage protection and comprises a case and an observation window arranged on the side wall of the case, wherein the outer side wall of the case is fixedly connected with a limiting shell; the inner side wall of the limiting shell is connected with Cheng Liaoban in a sliding mode, the top of the Cheng Liaoban is connected with a rotating shaft in a rotating mode, and the top of the rotating shaft is connected with a pulling plate in a rotating mode; when the coal chute is blocked, the coal can overflow from the observation door to the material containing plate to trigger the switch, so that the equipment can be protected to stop the belt running in time, thereby preventing a large amount of coal and protecting the safety of the equipment; however, the following problems still remain:
1. the sensitivity is low, and the action is not timely; the utility model can trigger the switch only when the coal overflowing from the observation window reaches a certain weight; when coal blockage occurs, a certain time is needed for the material containing plate to contain enough coal, and in the process, because the coal is conveyed fast, a large amount of coal still overflows from the coal hopper, and the operation of the conveying belt is influenced.
2. The utility model discloses a when unsettled chute blockage, coal can't spill from the observation window, can lead to flourishing flitch can't accept the coal that spills over from the coal scuttle the very first time when the windrow to the triggering that makes the switch further postpones, can lead to more coal to spill over the extrusion belt, makes the belt atress increase, influences the belt life-span, even breaks the trouble and takes place.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a prevent that chute blockage from enlarging device is accepted the coal that spills over in the coal scuttle through setting up long coal board in at least one side of coal scuttle to through the cooperation of spring with control switch, improve the sensitivity of long coal board to the response of coal, can in time control the conveyer belt and stop carrying coal when chute blockage takes place, prevent that coal from spilling over the extrusion belt, lead to the increase of belt atress, the condition emergence of even tearing the conveyer belt apart.
The utility model provides a technical scheme that its technical problem adopted is:
provided is an apparatus for preventing the enlargement of a coal plug, comprising: the coal storage device comprises a rack, a conveying belt, a coal hopper, a control switch, a coal accumulation plate and a spring; the coal hopper and the conveying belt are arranged on the rack, the coal hopper is arranged at one end of the conveying belt, and the conveying belt can convey coal into the coal hopper;
the coal bucket is characterized in that at least one side face of the coal bucket is provided with a coal accumulating plate, one end of the coal accumulating plate is movably connected with the pivot and is pulled by a spring to keep the coal accumulating plate balanced, the other end of the coal accumulating plate is in lap joint with the control switch and can push the control switch to operate after the coal accumulating plate bears the weight, and the control switch is electrically connected with the control end of the conveying belt.
The coal accumulation plate is arranged on the side face of the coal hopper, so that the coal accumulation plate can quickly receive coal overflowing from the coal hopper, the operation of the control switch can be effectively triggered to stop the conveying belt in time after the coal accumulation plate receives the coal, and the coal accumulation is prevented.
Preferably, the fulcrum is arranged on the rack, one end of the spring is connected with the coal accumulating plate, the other end of the spring is connected with the rack, and the control switch is arranged on the coal hopper.
It should be noted that the fulcrum is arranged on the rack, and the vibration generated when the coal hopper discharges coal does not drive the coal accumulation plate to vibrate, so that the influence on the control switch is reduced, and the accuracy of the control switch is improved.
Preferably, the control switch is vertically arranged below the coal accumulating plate, and the upper surface of the control switch is in lap joint with the lower surface of the coal accumulating plate.
The control switch is arranged below the coal accumulation plate, so that the coal accumulation plate and the coal hopper can be sufficiently close to the coal hopper, and the coal is prevented from falling from a gap between the coal hopper and the coal accumulation plate.
Preferably, the fulcrum is arranged on the coal hopper, one end of the spring is connected with the coal accumulating plate, the other end of the spring is connected with the outer side wall of the coal hopper, and the control switch is arranged on the rack.
It should be noted that the supporting point is arranged on the coal hopper, the control switch is arranged on the rack, and when the coal blockage is found manually, the control switch can be started manually, so that the coal in the coal hopper is prevented from being accumulated and overflowing too much, and the coal blockage condition can be processed quickly.
Preferably, the control switch is horizontally arranged, a button of the control switch is conical, and the coal accumulating plate is overlapped on an inclined plane of the conical button.
It is to be noted that a horizontally arranged control switch is adopted, and the coal accumulation plate is overlapped on the inclined plane of the conical button, so that the coal accumulation plate is connected with the inclined plane of the conical button
Preferably, the side wall of the coal hopper is provided with an observation window.
The inside of the coal hopper can be observed through the observation window, and whether coal blockage occurs or not can be known.
Preferably, three sides of the coal hopper, which are far away from the conveying belt, are provided with coal accumulating plates.
It should be noted that, by setting the coal accumulation plate on all three sides, the control switch can sense the coal leakage from any side of the coal hopper quickly.
The utility model has the advantages that:
the utility model provides a pair of prevent device that chute blockage enlarges through setting up long-pending coal board in at least one side of coal scuttle and accepting the coal that spills over in the coal scuttle to through spring and control switch's cooperation, improve the sensitivity of long-pending coal board to the response of coal, can in time control the conveyer belt and stop carrying coal when the chute blockage takes place, prevent that coal from spilling over the extrusion conveyer belt from the coal scuttle, lead to the conveyer belt atress increase, influence the conveyer belt life-span, the condition of even tearing the conveyer belt takes place.
Drawings
Fig. 1 is a schematic perspective view of a device for preventing coal blockage of embodiment 1 of the present invention.
Fig. 2 is a front view of a device for preventing coal blockage of embodiment 1 of the present invention.
Fig. 3 is an enlarged schematic view of a portion a of fig. 2.
Fig. 4 is a schematic perspective view of a device for preventing coal blockage from enlarging according to embodiment 2 of the present invention.
Fig. 5 is a front view of a device for preventing coal blockage according to embodiment 2 of the present invention.
Fig. 6 is an enlarged schematic view of fig. 5 at B.
Fig. 7 is a schematic diagram of a control switch according to embodiment 2 of the present invention.
In the figure: 1. a frame; 2. a conveyor belt; 3. a coal hopper; 31. an observation window; 4. a control switch; 5. a coal accumulation plate; 6. a spring; 7. a fulcrum point.
It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept by those skilled in the art with reference to specific embodiments.
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 efforts all belong to the protection scope of the present invention.
Example 1
As shown in fig. 1 to 3, an apparatus for preventing the enlargement of coal blockage includes: the coal collecting device comprises a frame 1, a conveying belt 2, a coal hopper 3, a control switch 4, a coal accumulating plate 5 and a spring 6; the coal hopper 3 and the conveyer belt 2 are arranged on the frame 1, the coal hopper 3 is arranged at one end of the conveyer belt 2, and the conveyer belt 2 can convey coal into the coal hopper 3;
one side of coal scuttle 3 keeping away from conveyer belt 2 is equipped with long-pending coal board 5, long-pending coal board 5 one end and fulcrum 7 swing joint to drag through spring 6 and make long-pending coal board 5 keep balance, its other end and control switch 4 overlap joint, and can promote control switch 4 operation after long-pending coal board 5 bears weight, control switch 4 is connected with the control end electricity of conveyer belt 2.
The fulcrum 7 is arranged on the frame 1, one end of the spring 6 is connected with the coal accumulating plate 5, the other end of the spring is connected with the frame 1, and the control switch 4 is arranged on the coal hopper 3.
The control switch 4 is vertically arranged below the coal accumulating plate 5, and the upper surface of the control switch 4 is in lap joint with the lower surface of the coal accumulating plate 5.
The working principle and the using method of the device for preventing the coal blockage from expanding are as follows:
the device that prevents that chute blockage from expanding that this embodiment provides, accept the coal that overflows in the coal scuttle 3 through setting up long-pending coal board 5 in 3 at least one sides of coal scuttle, and through spring 6 and control switch 4's cooperation, improve the sensitivity of long-pending coal board 5 to the response of coal, can in time control conveyer belt 2 when the chute blockage takes place and stop carrying the coal, prevent that the coal from spilling over extrusion conveyer belt 2 from coal scuttle 3, lead to 2 atress increases of conveyer belt, influence 2 life-span of conveyer belt, even tear the condition of conveyer belt 2 and take place.
During the use, when taking place unsettled chute blockage in the coal scuttle 3, coal can continue to pile up in coal scuttle 3 to on 3 side landing coal accumulation plates 5 from the coal scuttle, coal accumulation plates 5 receive the influence of coal weight to push down, thereby compress tightly control switch 4's button downwards, thereby send the signal of telecommunication to the control end of conveyer belt 2, make conveyer belt 2 stall, prevent that follow-up coal from continuing to pile up, influence conveyer belt 2 and move.
Example 2
As shown in fig. 4 to 7, the device for preventing the enlargement of the coal blockage of the embodiment includes: the coal collecting device comprises a frame 1, a conveying belt 2, a coal hopper 3, a control switch 4, a coal accumulating plate 5 and a spring 6; the coal hopper 3 and the conveyer belt 2 are arranged on the frame 1, the coal hopper 3 is arranged at one end of the conveyer belt 2, and the conveyer belt 2 can convey coal into the coal hopper 3;
The fulcrum 7 is arranged on the coal hopper 3, one end of the spring 6 is connected with the coal accumulating plate 5, the other end of the spring is connected with the outer side wall of the coal hopper 3, and the control switch 4 is arranged on the rack 1.
The control switch 4 is horizontally arranged, the button of the control switch 4 is conical, and the coal accumulating plate 5 is lapped on the inclined plane of the conical button.
And an observation window 31 is arranged on the side wall of the coal hopper 3.
Compared with the first embodiment:
the device that prevents that chute blockage enlarges that this embodiment provides is through setting up fulcrum 7 on coal scuttle 3, and control switch 4 sets up in frame 1, when artifical discovery chute blockage, can manually start control switch 4 to prevent that coal of coal scuttle 3 from piling up too much, so that can handle the chute blockage condition fast.
When the coal conveying device is used, when coal slides to the coal accumulating plate 5, the coal accumulating plate 5 is pressed downwards, so that the conical button of the control switch 4 retracts backwards to generate an electric signal which is sent to the control end of the conveying belt 2, and the conveying belt 2 is controlled to stop running; when the staff finds that the coal blockage occurs and coal does not overflow from the coal hopper 3, the department stores manually press the coal-accumulating plate 5 or the control switch 4 to stop the operation of the conveyer belt 2.
Finally, it should be noted that: the above description is only the preferred embodiment of the present invention, and is only used to illustrate the technical solution of the present invention, and is not used to limit the protection scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "upper surface", "lower surface", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be, for example, a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Claims (7)
1. An apparatus for preventing the enlargement of coal blockage, comprising: the device comprises a rack (1), a conveying belt (2), a coal hopper (3), a control switch (4), a coal accumulating plate (5) and a spring (6); the coal hopper (3) and the conveyer belt (2) are arranged on the rack (1), the coal hopper (3) is arranged at one end of the conveyer belt (2), and the conveyer belt (2) can convey coal into the coal hopper (3); the method is characterized in that:
coal scuttle (3) at least one side is equipped with long-pending coal board (5), long-pending coal board (5) one end and fulcrum (7) swing joint to drag through spring (6) and make long-pending coal board (5) keep balance, its other end and control switch (4) overlap joint, and can promote control switch (4) operation after long-pending coal board (5) bear weight, control switch (4) are connected with the control end electricity of conveyer belt (2).
2. The apparatus for preventing the enlargement of coal blockage according to claim 1, wherein: the supporting point (7) is arranged on the rack (1), one end of the spring (6) is connected with the coal accumulating plate (5), the other end of the spring is connected with the rack (1), and the control switch (4) is arranged on the coal hopper (3).
3. The apparatus for preventing the enlargement of coal blockage according to claim 2, wherein: the control switch (4) is vertically arranged below the coal accumulating plate (5), and the upper surface of the control switch (4) is in lap joint with the lower surface of the coal accumulating plate (5).
4. The apparatus for preventing the enlargement of coal blockage according to claim 1, wherein: the supporting points (7) are arranged on the coal hopper (3), one end of the spring (6) is connected with the coal accumulating plate (5), the other end of the spring is connected with the outer side wall of the coal hopper (3), and the control switch (4) is arranged on the rack (1).
5. The apparatus for preventing the enlargement of coal blockage according to claim 4, wherein: the control switch (4) is horizontally arranged, the button of the control switch (4) is conical, and the coal accumulating plate (5) is lapped on the inclined plane of the conical button.
6. The apparatus for preventing the enlargement of coal blockage according to claim 1, wherein: and an observation window (31) is arranged on the side wall of the coal hopper (3).
7. The apparatus for preventing the enlargement of coal blockage according to claim 1, wherein: and three side surfaces of the coal hopper (3) far away from the conveying belt (2) are provided with coal accumulating plates (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222360473.5U CN218344567U (en) | 2022-09-06 | 2022-09-06 | Device for preventing coal blockage from enlarging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222360473.5U CN218344567U (en) | 2022-09-06 | 2022-09-06 | Device for preventing coal blockage from enlarging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218344567U true CN218344567U (en) | 2023-01-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222360473.5U Active CN218344567U (en) | 2022-09-06 | 2022-09-06 | Device for preventing coal blockage from enlarging |
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| Country | Link |
|---|---|
| CN (1) | CN218344567U (en) |
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2022
- 2022-09-06 CN CN202222360473.5U patent/CN218344567U/en active Active
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