CN216104468U - Material detection system of bucket elevator - Google Patents
Material detection system of bucket elevator Download PDFInfo
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- CN216104468U CN216104468U CN202122142041.2U CN202122142041U CN216104468U CN 216104468 U CN216104468 U CN 216104468U CN 202122142041 U CN202122142041 U CN 202122142041U CN 216104468 U CN216104468 U CN 216104468U
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Abstract
The utility model discloses a material detection system of a bucket elevator, which comprises a control unit, an installation bracket, a trigger unit and a material detection unit, wherein the trigger unit and the material detection unit are installed on the installation bracket; the mounting bracket stretches across two sides of the bucket elevator, the trigger unit is mounted on the side edge of the mounting bracket, and the material detection unit is mounted at the top of the mounting bracket and arranged downwards; the trigger unit and the material detection unit are respectively in communication connection with the control unit. When the triggering unit detects that the material hopper moves to the position below the mounting bracket, the material detection unit is triggered through the control unit, and the material detection unit detects the material in the material hopper and transmits data to the control unit, so that the detection of the material in the hopper lift is realized.
Description
Technical Field
The application relates to the technical field of bucket elevators, in particular to a bucket elevator material detection system.
Background
In a coal separation system of a jigger, materials are transported through a bucket elevator, a plurality of material buckets arranged up and down are arranged in the bucket elevator, the material buckets are driven to transmit in the up-down direction through the transmission of a motor, the materials enter the material buckets at the lower positions, and when the material buckets are lifted to the highest point, the material buckets are controlled to rotate reversely to convey the materials to chutes at the higher positions. The material amount in the material hopper is related to the normal operation of the hopper lifter, and when the material amount is too large, the hopper lifter can be pressed to be dead and cannot rotate. Therefore, in order to ensure the normal operation of the bucket elevator, a material detection system of the bucket elevator for detecting materials in the bucket elevator needs to be provided.
SUMMERY OF THE UTILITY MODEL
The utility model provides a bucket elevator material detecting system that the object is overcome prior art's not enough, provides the material and detects in the bucket elevator.
The technical scheme of the application provides a material detection system of a bucket elevator, which comprises a control unit, a mounting bracket, a trigger unit and a material detection unit, wherein the trigger unit and the material detection unit are mounted on the mounting bracket;
the mounting bracket stretches across two sides of the bucket elevator, the trigger unit is mounted on the side edge of the mounting bracket, and the material detection unit is mounted at the top of the mounting bracket and arranged downwards;
the trigger unit and the material detection unit are respectively in communication connection with the control unit.
Further, the mounting bracket comprises two support rods which are respectively mounted on two sides of the bucket elevator and a top rod which is connected to the upper ends of the two support rods;
the trigger unit is installed on the supporting rod, and the material detection unit is installed on the ejector rod.
Furthermore, two sides of the bucket elevator are respectively provided with a base, and the supporting rods are adjustably arranged on the bases.
Furthermore, the trigger unit is a correlation laser switch, and includes a transmitting end and a receiving end, the transmitting end and the receiving end are respectively installed on the two support rods, and the transmitting end and the receiving end are oppositely arranged.
Furthermore, each supporting rod is adjustably provided with a mounting seat, the mounting seats can move up and down along the supporting rods, and the transmitting end and the receiving end are respectively mounted in one mounting seat.
Further, the material detection unit comprises at least two radar level meters which are uniformly arranged at intervals along the ejector rod.
Further, each of the radar level gauges includes a transmitting and receiving module and an antenna electrically connected, the antenna protruding downward.
Further, the radar level gauge further comprises a radome, wherein the radome is covered outside the antenna.
Further, the alarm device also comprises an alarm unit which is in communication connection with the control unit.
Furthermore, the system also comprises a human-computer interaction unit which is in communication connection with the control unit.
After adopting above-mentioned technical scheme, have following beneficial effect:
when the triggering unit detects that the material hopper moves to the lower side of the mounting bracket, the material detection unit is triggered through the control unit, the material detection unit detects materials in the material hopper, and transmits data to the control unit, so that the detection of the materials in the hopper elevator is realized.
Drawings
The disclosure of the present application will become more readily understood by reference to the drawings. It should be understood that: these drawings are for illustrative purposes only and are not intended to limit the scope of the present application. In the figure:
FIG. 1 is a schematic mechanical diagram of a material inspection system of a bucket elevator according to an embodiment of the present disclosure;
fig. 2 is a schematic diagram of a hardware structure of a control circuit in a material detection system of a bucket elevator according to an embodiment of the present application.
Reference symbol comparison table:
the device comprises a control unit 01, a mounting bracket 02, a supporting rod 21, a top rod 22, a mounting seat 23, a trigger unit 03, a transmitting end 31, a receiving end 32, a material detection unit 04, a radar level meter 41, a radar cover 411, a base 05, an alarm unit 06, a human-computer interaction unit 07 and a hopper 08.
Detailed Description
Embodiments of the present application are further described below with reference to the accompanying drawings.
It is easily understood that according to the technical solutions of the present application, those skilled in the art can substitute various structures and implementations without changing the spirit of the present application. Therefore, the following detailed description and the accompanying drawings are merely illustrative of the technical solutions of the present application, and should not be construed as limiting or restricting the technical solutions of the present application in their entirety.
The terms of orientation of up, down, left, right, front, back, top, bottom, and the like referred to or may be referred to in this specification are defined relative to the configuration shown in the drawings, and are relative terms, and thus may be changed correspondingly according to the position and the use state of the device. Therefore, these and other directional terms should not be construed as limiting terms. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Throughout the description of the present application, it is to be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "coupled" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other. The foregoing is to be understood as belonging to the specific meanings in the present application as appropriate to the person of ordinary skill in the art.
The material detection system of the bucket elevator in the embodiment of the application, as shown in fig. 1 and 2, comprises a control unit 01, a mounting bracket 02, a trigger unit 03 and a material detection unit 04, wherein the trigger unit 03 and the material detection unit 04 are mounted on the mounting bracket 02;
the mounting bracket 02 stretches across two sides of the bucket elevator, the trigger unit 03 is mounted on the side edge of the mounting bracket 02, and the material detection unit 04 is mounted at the top of the mounting bracket 02 and arranged downwards;
the triggering unit 03 and the material detection unit 04 are respectively in communication connection with the control unit 01.
Specifically, the mounting bracket 02 crosses two sides of the bucket elevator, when the bucket elevator operates, the hopper 08 moves from bottom to top, when the hopper 08 moves below the mounting bracket 02, the triggering unit 03 detects the hopper 08 and sends a detection signal to the control unit 01, the control unit 01 controls the material detection unit 04 to detect the material level of the material in the hopper 08 and transmits material level data to the control unit 01, and the control unit 01 calculates the weight of the material according to the material level data to judge whether the material is overweight.
The control unit 01 is a processor having a data processing function and a program execution function, and may adopt a single chip microcomputer or a programmable logic controller, etc., and by writing a control program in advance, it can make a corresponding response and calculation processing on the received signal and data.
Preferably, as shown in fig. 2, the material detection system of the bucket elevator further includes an alarm unit 06 and a human-computer interaction unit 07, and the alarm unit 06 and the human-computer interaction unit 07 are respectively in communication connection with the control unit 01.
The alarm unit 06 can be an acoustic alarm and/or a photoelectric alarm, and when the control unit 01 detects that the weight of the material in the hopper 08 is greater than the weight threshold, the alarm unit 06 is started to give an alarm to remind a worker to perform material reduction treatment.
The human-computer interaction unit 07 can adopt a touch screen or a combination of a display screen and a keyboard, the human-computer interaction unit 07 can display detection data in real time for workers to refer to, and the workers can input weight threshold data through the human-computer interaction unit 07.
Further, the mounting bracket 02 comprises two support rods 21 respectively mounted on two sides of the bucket elevator and a top rod 22 connected to the upper ends of the two support rods 21;
the trigger unit 03 is installed on the support rod 21, and the material detection unit 04 is installed on the ejector rod 22.
The two support rods 21 are respectively connected to two side plates of the bucket elevator, the hopper 08 is conveyed obliquely upwards between the two side plates, and the two support rods 21 vertically extend upwards to avoid interference on the operation of the hopper 08; and the extension lengths of the two support rods 21 are the same, so that the ejector 22 connected between the two support rods 21 is kept horizontal, and the detection precision of the material detection unit 04 on the material is ensured.
Further, two sides of the bucket elevator are respectively provided with a base 05, and the support rod 21 is adjustably arranged on the base 05.
The base 05 is fixed on the side plate of the bucket elevator, and the support rod 21 is arranged on the base 05 in a vertically adjustable manner, so that the extending length of the support rod 21 is adjustable. As an example, a screw thread may be provided at the lower end of the support rod 21, a screw hole may be provided in the base 05, the lower end of the support rod 21 may be inserted into the screw hole, and the support rod 21 may be screwed to adjust the extension length of the support rod 21.
The length of the supporting rod 21 is adjustable, the overall height of the mounting bracket 02 can be adjusted according to the operation condition of the bucket lifter, and the technical requirements under different working states are met.
Further, the triggering unit 03 is a correlation laser switch, and includes a transmitting end 31 and a receiving end 32, where the transmitting end 31 and the receiving end 32 are respectively installed on the two support rods 21, and the transmitting end 31 and the receiving end 32 are oppositely disposed.
Specifically, in the correlation laser switch, the emitting end 31 emits a laser beam toward the receiving end 32, and when there is no obstacle between the emitting end 31 and the receiving end 32, the receiving end 32 can receive the laser beam emitted from the emitting end 31; when the hopper 08 moves between the transmitting end 31 and the receiving end 32, the propagation path of the laser beam is blocked, so that the receiving end 32 cannot receive the laser beam.
In the embodiment of the present application, the bijection laser switch triggers the turn-on signal at the time of switching the laser signal at the receiving end 32 from the presence to the absence, and controls the material detecting unit 04 to perform material level detection. When each hopper moves to the lower part of the mounting bracket 02, the laser signal of the receiving end 32 of the correlation laser switch is switched from existence to nonexistence, so that the material detection of each hopper by the material detection unit 04 can be accurately controlled according to the receiving of the laser signal by the receiving end 32.
Further, each support rod 21 is adjustably provided with a mounting seat 23, the mounting seat 23 can move up and down along the support rod 21, and the transmitting end 31 and the receiving end 32 are respectively arranged in one mounting seat 23.
As an example, the mounting seat 23 is provided with a sleeve, the diameter of the sleeve is larger than that of the support rod 21, the sleeve is sleeved in the support rod 21, the sleeve is radially provided with a positioning bolt, and the positioning bolt is radially screwed in and tightly pressed on the support rod 21 for positioning. Preferably, in order to improve the positioning effect of the mounting seat 23, more than two positioning bolts can be mounted on the sleeve for positioning.
Further, the material detection unit 04 comprises at least two radar level gauges 41, the radar level gauges 41 being evenly spaced along the push rod 22.
In fig. 1 four radar level gauges 41 are shown, arranged evenly along the width of the hopper 08, ensuring that all positions within the hopper 08 are detected.
Specifically, each radar level gauge 41 comprises a transmitting and receiving module and an antenna electrically connected, the antenna extending downwards, and a radome 411 covering the outside of the antenna to protect the radar antenna from being damaged by coal or the like.
When the material detection unit 04 receives a material level detection signal sent by the control unit 01, the transmitting and receiving module of the radar level gauge 41 is started to transmit microwave pulses, the microwave pulses are transmitted towards the hopper 08 through the antenna, the microwave is reflected back after contacting the surface of the material and is received by the antenna again, and the radar level gauge 41 multiplies the microwave propagation speed by the time from the transmission to the reception of the microwave, so that the distance from the radar level gauge to the material can be calculated, and the material level data can be obtained. The control unit 01 receives the material level data detected by the plurality of radar level gauges 41, fits a material height curve in the discharging hopper, determines the volume of the material in the hopper lifter, and multiplies the volume of the material by the density to calculate the weight of the material.
In the embodiment of the application, adopt correlation laser switch as the trigger switch that the material level detected, when the hopper moved to correlation laser switch department, trigger the material level data that material detecting element detected the hopper, the control unit calculates material weight according to the material level data to judge whether material weight is overweight, if overweight then start alarm unit and send out the police dispatch newspaper, remind the staff to subtract the material operation, realized the material level automatic monitoring of bucket elevator, ensured the steady operation of bucket elevator.
What has been described above is merely the principles and preferred embodiments of the present application. It should be noted that, for those skilled in the art, the embodiments obtained by appropriately combining the technical solutions respectively disclosed in the different embodiments are also included in the technical scope of the present invention, and several other modifications may be made on the basis of the principle of the present application and should be regarded as the protective scope of the present application.
Claims (10)
1. A material detection system of a bucket elevator is characterized by comprising a control unit, a mounting bracket, a trigger unit and a material detection unit, wherein the trigger unit and the material detection unit are mounted on the mounting bracket;
the mounting bracket stretches across two sides of the bucket elevator, the trigger unit is mounted on the side edge of the mounting bracket, and the material detection unit is mounted at the top of the mounting bracket and arranged downwards;
the trigger unit and the material detection unit are respectively in communication connection with the control unit.
2. The material detection system of the bucket elevator as claimed in claim 1, wherein the mounting bracket comprises two support rods respectively mounted on two sides of the bucket elevator and a top rod connected to upper ends of the two support rods;
the trigger unit is installed on the supporting rod, and the material detection unit is installed on the ejector rod.
3. The bucket elevator material detection system of claim 2, wherein a base is mounted to each side of the bucket elevator, and the support bar is adjustably mounted to the base.
4. The material detecting system of the bucket elevator as claimed in claim 2, wherein the triggering unit is a correlation laser switch, and comprises a transmitting end and a receiving end, the transmitting end and the receiving end are respectively installed on the two supporting rods, and the transmitting end and the receiving end are oppositely arranged.
5. The material detecting system of the bucket elevator as claimed in claim 4, wherein each support rod is adjustably provided with a mounting seat, the mounting seat can move up and down along the support rod, and the transmitting end and the receiving end are respectively mounted in one of the mounting seats.
6. The bucket elevator material detection system of claim 2, wherein the material detection unit includes at least two radar level gauges evenly spaced along the ram.
7. The bucket elevator material detection system of claim 6, wherein each of the radar level gauges includes an electrically connected transmit-receive module and an antenna that extends downward.
8. The bucket elevator material detection system of claim 7, wherein the radar level gauge further includes a radome, the radome positioned outside the antenna.
9. The bucket elevator material detection system of claim 1, further comprising an alarm unit communicatively coupled to the control unit.
10. The material detection system of the bucket elevator of claim 1, further comprising a human-computer interaction unit, the human-computer interaction unit being in communication with the control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122142041.2U CN216104468U (en) | 2021-09-06 | 2021-09-06 | Material detection system of bucket elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122142041.2U CN216104468U (en) | 2021-09-06 | 2021-09-06 | Material detection system of bucket elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216104468U true CN216104468U (en) | 2022-03-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122142041.2U Active CN216104468U (en) | 2021-09-06 | 2021-09-06 | Material detection system of bucket elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216104468U (en) |
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2021
- 2021-09-06 CN CN202122142041.2U patent/CN216104468U/en active Active
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