CN216155046U - Belt feeder reprint spraying automatic control device - Google Patents
Belt feeder reprint spraying automatic control device Download PDFInfo
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- CN216155046U CN216155046U CN202122142994.9U CN202122142994U CN216155046U CN 216155046 U CN216155046 U CN 216155046U CN 202122142994 U CN202122142994 U CN 202122142994U CN 216155046 U CN216155046 U CN 216155046U
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Abstract
The utility model provides an automatic control device for reprinting and spraying of a belt conveyor, which is applied to the belt conveyor, wherein the belt conveyor is provided with a frame for supporting a machine head driving roller, and the automatic control device comprises: the sensing device is arranged on the rack, is spaced from the foremost end of the driving roller by a certain distance and is used for detecting whether coal flows pass through the driving roller or not; and the spraying device is electrically connected with the sensing device and is used for spraying coal flow when the coal flow passes through the driving roller. By using the utility model, the automation degree of belt transferring and spraying can be improved, the labor intensity of workers is reduced, the moisture of coal products is effectively controlled, and the product quality is improved.
Description
Technical Field
The utility model relates to the technical field of conveyor belt transfer spraying, in particular to an automatic conveyor belt transfer spraying control device.
Background
The belt feeder is widely used in coal production system, easily arouses the coal dust at the transported substance in-process, especially at belt reprinting point, worsens operational environment, still causes occupational injury to the miner. In order to reduce or avoid occupational injury of coal dust, a transfer spray is generally arranged on a belt head to reduce the coal dust. In the process of implementing the utility model, the inventor finds that certain problems exist in the actual operation process of the prior art device: 1. the water content of the raw coal is high after multiple times of transferring and spraying from the excavation working face to product warehousing, and the handling difficulty is increased in the process of producing the raw coal of the subsequent coal preparation plant; 2. the transshipping spraying device manually opens and closes the valve, and after the transshipping spraying is started, because of production non-uniformity factors and human inertia factors, the transshipping spraying still keeps an open state when the belt is in no load or the coal quantity is small, so that the moisture on the belt surface is large, the on-site environmental sanitation is influenced, and the moisture of the coal product is influenced more seriously.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art.
Therefore, the utility model aims to provide an automatic control device for transferring and spraying of a belt conveyor, which is simple in structure and reduces the labor intensity of workers.
In order to achieve the above object, the present invention provides an automatic control device for reprinting and spraying of a belt conveyor, which is applied to a belt conveyor, wherein the belt conveyor has a frame for supporting a machine head driving roller, and the automatic control device comprises: the sensing device is arranged on the rack, is spaced from the foremost end of the driving roller by a certain distance and is used for detecting whether coal flows pass through the driving roller or not; and the spraying device is electrically connected with the sensing device and is used for spraying coal flow when the coal flow passes through the driving roller.
The automatic control device for the reprinting and spraying of the belt conveyor, provided by the utility model, has the advantages of simple structure, convenience in installation and low cost, improves the automation degree of the reprinting and spraying of the belt, reduces the labor intensity of workers, effectively controls the moisture of coal products and improves the product quality.
Further, in a belt feeder reprint spraying automatic control device, the better structure is, sensing device is infrared correlation sensor, including infrared transmitter and infrared receiver, infrared transmitter and infrared receiver set up relatively.
Further, in an automatic control device for the transshipment spraying of the belt conveyor, the front end of the frame is provided with a movable frame, and the sensing device is arranged on the movable frame.
Furthermore, in the automatic control device for the transshipment spraying of the belt conveyor, the better structure is that a baffle is arranged on the machine frame, one end of the movable frame is a lead screw, the lead screw is in threaded connection with the baffle, and the distance between the movable frame and the driving roller is adjusted through a nut.
Further, in an automatic control device for the reprinting and spraying of the belt conveyor, the preferable structure is that the spraying device comprises: the control end of the electric valve is electrically connected with the spraying device; the pressure water source is connected with one end of the electric valve through a pipeline; and the sprayer is arranged above the driving roller and is connected with the other end of the electric valve through a pipeline.
Further, in an automatic control device for the reprinting and spraying of the belt conveyor, a preferable structure is that a connecting line of the infrared transmitter and the infrared receiver is parallel to an axis of the driving roller.
Further, in the automatic control device for the transshipment spraying of the belt conveyor, the better structure is that the lead screw is connected with the movable frame in a welding manner.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The foregoing and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram of an infrared sensing unit of an automatic control device for transshipping spraying of a belt conveyor according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a spraying operation unit of an automatic control device for transshipment spraying of a belt conveyor according to an embodiment of the present invention.
In the figure, 1-a driving roller, 2-a belt, 3-a rack, 4-an infrared emitter, 5-a movable rack, 6-an infrared receiver, 7-a nut, 8-a screw rod, 9-a baffle, 10-an electric valve, 11-a pressure water source and 12-a sprayer.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention. On the contrary, the embodiments of the utility model include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.
Fig. 1 is a schematic structural diagram of an infrared sensing unit of an automatic control device for transshipping spraying of a belt conveyor according to an embodiment of the present invention.
Referring to fig. 1, an automatic control device for reprinting and spraying of a belt conveyor is applied to the belt conveyor, the belt conveyor is provided with a machine frame 3 supporting a machine head driving roller 1, and the automatic control device comprises a sensing device and a spraying device.
Wherein, sensing device sets up in frame 3, and has certain distance with the foremost interval of driving roller 1 for whether have coal stream to pass through on the detection driving roller 1. And the spraying device is electrically connected with the sensing device and is used for spraying coal flow when the coal flow passes through the driving roller 1.
It should be noted that the distance between the sensing device and the foremost end of the driving roller 1 can be adjusted, and different distances can be set for coal flows with different flow rates.
The number of the sensing devices can be one or more, and in order to improve the accuracy of measuring the coal flow at a certain moment, a plurality of sensing devices can be arranged around the belt conveyor. The type of the sensing device may be various, and is not particularly limited herein.
The belt conveyor transfer spraying automatic control device provided by the utility model has the advantages that the structure is simple, the installation is convenient, the cost is low, whether the belt has coal flow or not is detected through the sensing device, when the coal flow exists, the automation degree of belt transfer spraying is improved, the manual labor intensity is reduced, the moisture of a coal product is effectively controlled, and the product quality is improved.
In some embodiments, referring to fig. 1, the sensing device is an infrared correlation sensor, and includes an infrared emitter 4 and an infrared receiver 6, and the infrared emitter 4 and the infrared receiver 6 are disposed opposite to each other. The infrared transmitter 4 and the infrared receiver 6 are respectively installed at both sides of the frame 3.
In some embodiments, referring to fig. 1, the front end of the frame 3 is provided with a movable frame 5, and the sensing device is provided on the movable frame 5. Be equipped with baffle 9 on the frame 3, the one end of adjustable shelf 5 is lead screw 8, and lead screw 8 can link to each other with adjustable shelf 5 by the welding, and lead screw 8 links to each other with 9 screw threads of baffle, and adjustable shelf 5 passes through nut 7 with the interval of driving roller 1 and adjusts. The sensing device is moved in such a way that the screw rod 8 is driven to move by rotating the nut 7, and the movable frame 5 and the sensing device are driven to move. It should be noted that when the sensing device is an infrared correlation sensor, the nuts on the left and right sides are ensured to be synchronously carried out during adjustment, and the connecting line of the infrared emitter 4 and the infrared receiver 6 is ensured to be on the same straight line and parallel to the driving roller 1, so that the coal flow at a certain moment can be more accurately measured.
In some embodiments, referring to fig. 2, the spray device includes an electrically operated valve 10, a pressurized water source 11, and a sprayer 12. Wherein, the electric valve 10, the control end of the electric valve 10 is electrically connected with the spraying device; a pressurized water source 11 connected with one end of the electric valve 10 through a pipeline; and the sprayer 12 is arranged above the driving roller 1 and is connected with the other end of the electric valve 10 through a pipeline. In this embodiment, the infrared receiver 6 is electrically connected to the control end of the electrically operated valve.
When the automatic control device for transshipment spraying of the belt conveyor, provided by the embodiment of the utility model, is used, the infrared transmitter 4 emits infrared rays, the infrared receiver 6 receives the infrared rays, when coal comes from a belt conveyor head, the coal flow can cut off infrared signals, the infrared receiver 6 cannot receive the infrared signals, the infrared receiver 6 can close a control switch of the belt through photoelectric conversion, so that the electric valve 10 is electrified, the electric valve 10 is opened, and the water source 11 with pressure is sprayed out of the sprayer 12 to form spraying. When the belt aircraft nose does not have the coal, infrared receiver 6 can receive infrared signal, and infrared receiver 6 can open the control switch from the area through photoelectric conversion, and electric valve 10 loses the electricity, and electric valve 10 closes, and the spraying stops. Meanwhile, the gap between the infrared ray and the belt surface of the driving roller 1 can be changed by adjusting the nut 7: when the gap is small, the infrared signal can be cut off with less coal; when the gap is larger, more coal can intercept the infrared signal.
By using the utility model, the automation degree of belt transferring and spraying can be improved, the labor intensity of workers is reduced, the moisture of coal products is effectively controlled, and the product quality is improved.
It should be noted that the terms "first," "second," and the like in the description of the present invention are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (7)
1. The utility model provides a belt feeder reprints spraying automatic control device, is applied to on the belt feeder, and the belt feeder has frame (3) that supports aircraft nose driving roller (1), its characterized in that, this automatic control device includes:
the sensing device is arranged on the rack (3), is spaced from the foremost end of the driving roller (1) by a certain distance and is used for detecting whether coal flow passes through the driving roller (1);
and the spraying device is electrically connected with the sensing device and is used for spraying coal flow when the coal flow passes through the driving roller (1).
2. The automatic control device for the reprinting and spraying of the belt conveyor as claimed in claim 1, wherein the sensing device is an infrared correlation sensor and comprises an infrared emitter (4) and an infrared receiver (6), and the infrared emitter (4) and the infrared receiver (6) are oppositely arranged.
3. The automatic control device for the reprinting and spraying of the belt conveyor as claimed in claim 1 is characterized in that a movable frame (5) is arranged at the front end of the machine frame (3), and the sensing device is arranged on the movable frame (5).
4. The automatic control device for the reprinting and spraying of the belt conveyor as claimed in claim 3 is characterized in that a baffle (9) is arranged on the machine frame (3), a lead screw (8) is arranged at one end of the movable frame (5), the lead screw (8) is in threaded connection with the baffle (9), and the distance between the movable frame (5) and the driving roller (1) is adjusted through a nut (7).
5. The automatic control device for the reprinting and spraying of the belt conveyor as claimed in claim 1, wherein the spraying device comprises:
the control end of the electric valve (10) is electrically connected with the spraying device;
the pressure water source (11) is connected with one end of the electric valve (10) through a pipeline;
and the sprayer (12) is arranged above the driving roller (1) and is connected with the other end of the electric valve (10) through a pipeline.
6. A belt conveyor reprint spray automatic control device according to claim 2, characterized in that the line connecting the infrared emitter (4) and the infrared receiver (6) is parallel to the axis of the driving roller (1).
7. The automatic control device for the reprinting and spraying of the belt conveyor as claimed in claim 4, characterized in that the lead screw (8) is connected with the movable frame (5) in a welding way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122142994.9U CN216155046U (en) | 2021-09-06 | 2021-09-06 | Belt feeder reprint spraying automatic control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122142994.9U CN216155046U (en) | 2021-09-06 | 2021-09-06 | Belt feeder reprint spraying automatic control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216155046U true CN216155046U (en) | 2022-04-01 |
Family
ID=80842909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122142994.9U Active CN216155046U (en) | 2021-09-06 | 2021-09-06 | Belt feeder reprint spraying automatic control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216155046U (en) |
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2021
- 2021-09-06 CN CN202122142994.9U patent/CN216155046U/en active Active
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