CN211109630U - Coal piling prevention device at tail of belt conveyor - Google Patents
Coal piling prevention device at tail of belt conveyor Download PDFInfo
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- CN211109630U CN211109630U CN201922129676.1U CN201922129676U CN211109630U CN 211109630 U CN211109630 U CN 211109630U CN 201922129676 U CN201922129676 U CN 201922129676U CN 211109630 U CN211109630 U CN 211109630U
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Abstract
The utility model discloses a coal piling prevention device at the tail of a belt conveyor, which comprises a coal cleaning mechanism and a coal piling alarm mechanism which are fixed on the frame of the belt conveyor, wherein the coal cleaning mechanism and the coal piling alarm mechanism are sequentially arranged along the conveying direction of the belt conveyor, and the coal piling alarm mechanism is also connected with a belt conveyor control system; the coal piling alarm mechanism comprises a fixing frame, a pull rope switch, a rotating rod, a coal receiving device and an alarm. The utility model has the advantages of, clear up the coal charge of adhesion on the conveyer belt of belt feeder through clear coal mechanism, and when accumulational coal charge is more on the conveyer belt, the coal charge then drops to connecing coal ware trigger pull cord switch by clear coal mechanism and belt feeder one side frame, make the alarm report to the police, and can reach the purpose that stops the belt feeder operation through connecting belt conveyer control system, further prevent that the belt feeder from choking the coal, the emergence of area face damage even disconnected area accident, the safe operation of belt feeder has been guaranteed, the service life of conveyer belt has been improved.
Description
Technical Field
The utility model relates to a belt feeder transport technology field specifically is a coal piling device is prevented to belt feeder tail.
Background
The raw coal refers to a product which is produced by coal mines and is not washed, screened and processed, and only artificially picked gangue and sundries are removed, the product comprises natural coke and inferior coal, and low-calorific-value coal such as stone coal, peat, oil shale and the like is not included; raw coal can be divided into humus coal, humus peat and humus peat according to the formation reason; can be divided into peat, lignite, bituminous coal and anthracite according to the carbonization degree, and can be matched with auxiliary devices in the process of raw coal mining and transportation. The belt conveyor is one of the auxiliary devices in the raw coal transportation process, has the advantages of strong conveying capacity, long conveying distance, simple structure and easy maintenance, can conveniently carry out programmed control and automatic operation, and conveys the raw coal by using the continuous or intermittent motion of the conveying belt.
The production task of a common mine is heavy, the running time of a belt conveyor is long in order to ensure the requirement of the coal loading amount of a skip bucket, the phenomenon that the belt conveyor runs is avoided, the phenomenon that the return coal is too much caused by the fact that the belt conveyor runs due to poor coal quality is adhered to the belt or the coal dropping point is not scattered, coal materials with too much adhesion are made to enter a rear roller once more coal materials are accumulated, accidents such as coal blocking and belt surface damage are caused, and the phenomenon of belt breakage is even caused in serious cases.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve lies in: the coal piling preventing device at the tail of the belt conveyor for preventing the belt conveyor from choking coal and damaging and even breaking the belt surface is provided to overcome the problems of choking coal, damaging and even breaking the belt surface of the existing belt conveyor.
In order to solve the technical problem, the utility model provides a following technical scheme:
a coal piling prevention device at the tail of a belt conveyor comprises a coal cleaning mechanism and a coal piling alarm mechanism which are fixed on a belt conveyor frame, wherein the coal cleaning mechanism and the coal piling alarm mechanism are sequentially arranged along the conveying direction of a belt conveyor belt, and the coal piling alarm mechanism is also connected with a belt conveyor control system;
coal piling alarm mechanism includes mount, stay cord switch, dwang, connects coal ware and alarm, the mount is vertical in the belt feeder frame, one side of keeping away from the belt feeder conveyer belt on the mount is fixed with the stay cord switch, stay cord switch one side is equipped with the dwang, the one end of dwang is hung and is equipped with and connects the coal ware, connect the coal ware to be in clear coal mechanism and belt feeder one side frame cross section under, the stay cord switch still is fixed with the first output of connecting the alarm and connects the second output of belt feeder control system.
Preferably, clear coal mechanism includes the support and clears coal the board, the support includes that two are fixed the landing leg in the frame of belt feeder both sides and the horizontal stand of setting between the landing leg, be fixed with clear coal board on the horizontal stand, the one end that the horizontal stand was kept away from to clear coal board is pressed close to towards the belt feeder conveyer belt.
Preferably, the coal cleaning plate and the belt conveyor frame close to one side of the coal receiving device are arranged in an acute angle.
Preferably, the coal cleaning plate is a coal cleaning rubber plate.
Preferably, the pull-cord switch is a normally open switch.
Preferably, the coal receiving device is a tray, and four corner ends of the tray are hung on the rotating rod through connecting ropes.
Preferably, a balancing weight is further hung at one end, far away from the coal collector, of the rotating rod.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the coal cleaning mechanism is used for cleaning the coal adhered to the conveying belt of the belt conveyor, so that the belt conveyor is prevented from choking coal, and belt surface damage and even belt breakage accidents are prevented.
2. The coal cleaning plate is used for cleaning the coal adhered to the conveying belt, so that coal blocking of the belt conveyor, damage to the belt surface and even belt breakage accidents are prevented.
3. Through the setting of balancing weight, keep the balance of dwang for the dwang can guarantee under the belt feeder normal transport state that the stay cord switch normally opens the setting.
4. The frame that is close to the belt feeder that connects coal ware one side through clear coal board is the acute angle setting, reduces the coal charge and drops from opposite side frame for accumulational coal charge drops to connecing the coal ware by clear coal board and the cross section of being close to the belt feeder frame that connects coal ware one side, can detect out the coal piling phenomenon of belt feeder fast.
Drawings
Fig. 1 is a front view of a coal piling prevention device at the tail of a belt conveyor according to an embodiment of the present invention;
fig. 2 is a top view of an embodiment of the present invention;
fig. 3 is a front view of the coal cleaning mechanism according to the embodiment of the present invention.
Detailed Description
In order to facilitate the understanding of the technical solutions of the present invention by those skilled in the art, the technical solutions of the present invention will now be further described with reference to the drawings attached to the specification.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
Referring to fig. 1 to 2, the embodiment discloses a belt conveyor tail coal piling prevention device, which comprises a coal cleaning mechanism 2 and a coal piling alarm mechanism 3, wherein the coal cleaning mechanism 2 and the coal piling alarm mechanism 3 are fixed on a frame 1 of a belt conveyor, and the coal cleaning mechanism 2 and the coal piling alarm mechanism 3 are sequentially arranged along the conveying direction of a conveying belt 4 of the belt conveyor; the coal piling alarm mechanism 3 is also connected with a belt conveyor control system (not shown in the figure).
The coal piling alarm mechanism 3 comprises a fixed frame 31, a pull rope switch 32, a rotating rod 33, a coal receiving device 34 and an alarm (not shown), wherein the fixed frame 31 is vertically arranged on the machine frame 1 of the belt conveyor, the pull rope switch 32 is fixed on one side of the fixed frame, which is far away from the conveying belt 4 of the belt conveyor, the rotating rod 33 is arranged on one side of the pull rope switch 32, the coal receiving device 34 is hung at one end of the rotating rod 33, the coal receiving device 34 is positioned right below the intersection of the coal cleaning mechanism 2 and the machine frame 1 on one side of the belt conveyor, and the pull rope switch 32 is further fixed with a first output end 321 connected with the alarm (not shown) and a second output end 322 connected with a belt conveyor control system; under the normal transport condition of belt feeder, clear up the coal charge of adhesion on the conveyer belt 4 of belt feeder through clear coal mechanism 2, prevent that the belt feeder from choked the coal, the emergence of area face damage even disconnected area accident, and when the coal charge of piling up on conveyer belt 4 was more, the coal charge then drops to receiving coal ware 34 by clear coal mechanism 2 and belt feeder one side frame 1 junction, because the action of gravity of coal charge, trigger stay cord switch 32, make the alarm report to the police, and can reach the mesh of stopping the belt feeder operation through connecting belt feeder control system, further prevent that the belt feeder from choked the coal, the emergence of area face damage even disconnected area accident, the safe operation of belt feeder has been guaranteed, the life of conveyer belt 4 has been improved.
Further, the pull-cord switch 32 is a normally open switch, so that the coal piling alarm mechanism 3 is normally open in the normal conveying state of the belt conveyor.
Further, the balancing weight 35 is hung to the one end that the dwang 33 kept away from and connect coal ware 34, through the setting of balancing weight 35, keeps the balance of dwang 33 for dwang 33 can guarantee under the normal transport state of belt feeder that stay cord switch 32 is normally open the setting.
Still further, the coal receiving device 34 is a tray, and four corner ends of the tray are hung on the rotating rod 33 through connecting ropes 36.
Referring to fig. 3, the coal cleaning mechanism 2 includes a support 21 and a coal cleaning plate 22, the support 21 includes two support legs 211 fixed on the frames 1 at two sides of the belt conveyor and a horizontal frame 212 arranged between the support legs 211, the coal cleaning plate 22 is fixed on the horizontal frame 212 through bolts, in this embodiment, the coal cleaning plate 22 is a coal cleaning rubber plate; the one end that the clear coal board 22 kept away from the horizontal stand 212 is pressed close to towards the conveyer belt 4 of belt feeder, clears up the coal charge of adhesion on the conveyer belt 4 through clear coal board 22, prevents that the belt feeder from choking the coal, takes the face damage even the emergence of disconnected area accident.
Furthermore, clear coal board 22 and the frame 1 of the belt feeder that is close to coal collector 34 one side are the acute angle setting, reduce the coal charge and drop from opposite side frame 1 for accumulational coal charge drops to coal collector 34 by clear coal board 22 and the cross department of the frame 1 of the belt feeder that is close to coal collector 34 one side, can detect out the pile coal phenomenon of belt feeder fast.
The working principle of the embodiment is as follows: under the normal conveying state of the belt conveyor, the coal materials adhered to the conveying belt 4 are cleaned through the coal cleaning plate 22, the belt conveyor is prevented from choking coal, the belt surface is damaged and even breaks the belt accident, when the coal materials accumulated on the conveying belt 4 are more, the coal materials drop to the coal receiving device 34 from the intersection of the coal cleaning plate 22 and the belt conveyor side frame 1, due to the gravity action of the coal materials, the pull rope switch 32 is triggered, the alarm (not shown) gives an alarm, the belt conveyor can be stopped by connecting the pull rope switch 32 with a belt conveyor control system, the coal is further prevented from being choked, the belt surface is damaged and even breaks the belt accident, the safe operation of the belt conveyor is ensured, and the service life of the conveying belt 4 is prolonged.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
The above embodiments only show the embodiments of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and for those skilled in the art, a plurality of modifications and improvements can be made without departing from the concept of the present invention, and these modifications and improvements all belong to the protection scope of the present invention.
Claims (7)
1. The utility model provides a coal piling device is prevented to belt feeder tail which characterized in that: the coal cleaning mechanism and the coal piling alarm mechanism are sequentially arranged along the conveying direction of a conveyor belt of the belt conveyor, and the coal piling alarm mechanism is also connected with a belt conveyor control system;
coal piling alarm mechanism includes mount, stay cord switch, dwang, connects coal ware and alarm, the mount is vertical in the belt feeder frame, one side of keeping away from the belt feeder conveyer belt on the mount is fixed with the stay cord switch, stay cord switch one side is equipped with the dwang, the one end of dwang is hung and is equipped with and connects the coal ware, connect the coal ware to be in clear coal mechanism and belt feeder one side frame cross section under, the stay cord switch still is fixed with the first output of connecting the alarm and connects the second output of belt feeder control system.
2. The belt conveyor tail coal piling prevention device according to claim 1, characterized in that: clear coal mechanism includes the support and clears coal board, the support includes that two are fixed landing legs in the frame of belt feeder both sides and the horizontal stand of setting between the landing leg, be fixed with clear coal board on the horizontal stand, the one end that the horizontal stand was kept away from to clear coal board is pressed close to towards the belt feeder conveyer belt.
3. The belt conveyor tail coal piling prevention device according to claim 2, characterized in that: the coal cleaning plate and the belt conveyor frame close to one side of the coal receiving device are arranged in an acute angle.
4. The belt conveyor tail coal piling prevention device according to claim 2, characterized in that: the coal cleaning plate is a coal cleaning rubber plate.
5. The belt conveyor tail coal piling prevention device according to claim 1, characterized in that: the pull-cord switch is a normally open switch.
6. The belt conveyor tail coal piling prevention device according to claim 1, characterized in that: the coal receiving device is a tray, and four corner ends of the tray are hung on the rotating rod through connecting ropes.
7. The belt conveyor tail coal piling prevention device according to claim 1, characterized in that: and a balancing weight is hung at one end of the rotating rod, which is far away from the coal collector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922129676.1U CN211109630U (en) | 2019-11-29 | 2019-11-29 | Coal piling prevention device at tail of belt conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922129676.1U CN211109630U (en) | 2019-11-29 | 2019-11-29 | Coal piling prevention device at tail of belt conveyor |
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| Publication Number | Publication Date |
|---|---|
| CN211109630U true CN211109630U (en) | 2020-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922129676.1U Active CN211109630U (en) | 2019-11-29 | 2019-11-29 | Coal piling prevention device at tail of belt conveyor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113570800A (en) * | 2021-07-27 | 2021-10-29 | 中国能源建设集团山西电力建设有限公司 | Triggering mechanism and triggering method for coal conveying belt breakage alarm signal |
-
2019
- 2019-11-29 CN CN201922129676.1U patent/CN211109630U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113570800A (en) * | 2021-07-27 | 2021-10-29 | 中国能源建设集团山西电力建设有限公司 | Triggering mechanism and triggering method for coal conveying belt breakage alarm signal |
| CN113570800B (en) * | 2021-07-27 | 2023-09-26 | 中国能源建设集团山西电力建设有限公司 | Triggering mechanism and triggering method for coal conveying belt breakage alarm signal |
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