CN218908598U - Ore unloading funnel jam detection device - Google Patents
Ore unloading funnel jam detection device Download PDFInfo
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- CN218908598U CN218908598U CN202223074794.5U CN202223074794U CN218908598U CN 218908598 U CN218908598 U CN 218908598U CN 202223074794 U CN202223074794 U CN 202223074794U CN 218908598 U CN218908598 U CN 218908598U
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- adhesive tape
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
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Abstract
The utility model discloses an ore discharging funnel blockage detection device, which comprises a belt conveyor, wherein the belt conveyor comprises a feeding belt, a discharging belt and a transfer funnel, the transfer funnel is arranged between the feeding belt and the discharging belt, and the transfer funnel is used for conveying materials on the feeding belt to the discharging belt; the detection mechanism is used for detecting the volume of materials on the feeding rubber belt and the volume of materials on the discharging rubber belt so as to judge whether the transfer hopper works normally. The blockage fault of the transfer hopper can be detected rapidly and efficiently, the fault transfer hopper can be processed timely, the normal operation of a production line is ensured, and the method has positive effects on smooth development of production.
Description
Technical Field
The utility model relates to the technical field of material transportation, in particular to a device for detecting blockage of an ore discharging hopper.
Background
In the material conveying process, a large amount of adhesive tape machines and transfer hoppers are used. However, in the production process, the transfer hopper is often blocked due to the reasons of large blocks, foreign matters or faults of the discharging adhesive tape. If the transfer hopper is blocked, the materials in the hopper are accumulated continuously, so that the feeding adhesive tape is extremely easy to damage, and even accidents of personal and equipment injury are caused. For this reason, various methods and systems for detecting the blockage of the transfer hopper have been devised to solve this problem. However, most of these detection methods and systems are to install sensors inside and outside the transfer hopper, and determine whether the hopper is blocked by detecting the accumulation of materials in the hopper. Due to the influence of factors such as material flow interference in the transfer hopper, heavy dust, strong vibration and the like, the defects of inaccurate detection, easy damage of a sensor and the like exist.
Disclosure of Invention
The utility model aims to provide a device for detecting blockage of an ore discharging funnel, which is used for judging whether the ore discharging funnel is blocked or not by simultaneously detecting accumulation conditions of materials on a feeding adhesive tape and a discharging adhesive tape of the ore discharging funnel and carrying out correlation comparison.
In order to achieve the aim, the utility model provides a device for detecting blockage of an ore discharging hopper, which comprises a tape machine,
the belt conveyor comprises a feeding belt, a discharging belt and a transfer hopper, wherein the transfer hopper is arranged between the feeding belt and the discharging belt and is used for conveying materials on the feeding belt to the discharging belt;
the detection mechanism is used for detecting the volume of materials on the feeding rubber belt and the volume of materials on the discharging rubber belt so as to judge whether the transfer hopper works normally.
Further, the detection mechanism is used for obtaining the material volume on the feeding adhesive tape and the material volume on the discharging adhesive tape by detecting the running speed of the feeding adhesive tape and the discharging adhesive tape and the material stacking outline of the feeding adhesive tape and the discharging adhesive tape.
Further, the detection mechanism comprises a first belt speed detector, a second belt speed detector and a controller, wherein the first belt speed detector and the second belt speed detector are respectively connected with the controller;
the first belt speed detector is arranged on the feeding rubber belt, and the second belt speed detector is arranged on the discharging rubber belt;
the first belt speed detector and the second belt speed detector are respectively used for detecting the running speed of the feeding adhesive tape and the running speed of the discharging adhesive tape and sending the running speeds to the controller.
Further, the first belt speed detector and the second belt speed detector each comprise a measuring wheel and a rotary encoder;
the measuring wheel is arranged on an output shaft of the rotary encoder, and the feeding adhesive tape and the discharging adhesive tape are in reliable surface contact with the corresponding measuring wheel respectively.
Further, the feeding adhesive tape and the discharging adhesive tape comprise a travel-out conveyor belt and a return conveyor belt, a travel-out Cheng Tuogun is arranged below the travel-out conveyor belt, and a return carrier roller is arranged below the return conveyor belt;
the first belt speed detector and the second belt speed detector are respectively arranged on a return conveying belt of the feeding adhesive tape and a return conveying belt of the discharging adhesive tape;
the return conveying belt of the feeding adhesive tape and the return conveying belt of the discharging adhesive tape are in reliable surface contact with the corresponding measuring wheels.
Further, the de-Cheng Tuogun comprises a first carrier roller and a second carrier roller, wherein the first carrier roller is arranged below the forward conveying belt, and the second carrier rollers are arranged on two sides of the first carrier roller;
the second carrier rollers are inclined towards the first carrier roller, and the second carrier rollers are used for supporting the forward conveying belt in an auxiliary mode;
the return idler comprises two parallel third idler rollers.
Further, the detection mechanism comprises a first material detector and a second material detector, the first material detector is arranged above the feeding rubber belt, and the second material detector is arranged above the discharging rubber belt;
the first material detector and the second material detector are respectively connected with the controller;
the first material detector and the second material detector are respectively used for carrying out material detection scanning on a feeding adhesive tape and a discharging adhesive tape of the adhesive tape machine, correspondingly obtaining a material stacking contour of the feeding adhesive tape and a material stacking contour of the discharging adhesive tape, and sending the controller.
Further, the first material detector and the second material detector are both non-contact two-dimensional laser scanners.
Further, the transfer hopper comprises a feeding pipe and a discharging pipe, the feeding pipe is fixedly connected with the discharging pipe, a feeding hole is formed in the feeding pipe, one end of the feeding adhesive tape is located in the feeding pipe through the feeding hole, and the orifice of the discharging pipe is located above the discharging adhesive tape.
Further, the discharging pipe is inclined towards one end of the discharging adhesive tape far away from the transfer hopper.
The utility model has the technical effects and advantages that: according to the utility model, the accumulation conditions of materials on the feeding adhesive tape and the discharging adhesive tape of the transfer hopper are detected at the same time, and the relative comparison is carried out to judge whether the transfer hopper is blocked; the blockage fault of the transfer hopper can be detected rapidly and efficiently, the fault transfer hopper can be processed timely, the normal operation of a production line is ensured, and the method has positive effects on smooth development of production.
Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model may be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a front view of a system for detecting a blockage of a transfer hopper of a tape dispenser and a tape dispenser according to an embodiment of the utility model;
FIG. 2 is a side cross-sectional view of a discharge tape of the tape dispenser according to the embodiment of the present utility model;
FIG. 3 is a schematic diagram of the first and second belt speed detectors according to an embodiment of the present utility model;
FIG. 4 is a schematic diagram of calculation of material volume in an embodiment of the present utility model;
FIG. 5 is a schematic view of a structure of a tape dispenser according to an embodiment of the present utility model when a transfer hopper is jammed;
in the figure, 1, a first material detector; 2. a second material detector; 3. a first belt speed detector; 4. a second belt speed detector; 5. a controller; 6. feeding adhesive tape; 7. discharging adhesive tape; 8. a transfer hopper; 9. a measuring wheel; 10. a rotary encoder; 11. an output shaft; 12. a forward conveyor belt; 13. a return conveyor belt; 14. a first idler; 15. a second idler; 16. and a third carrier roller.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In order to solve the defects in the prior art, the utility model discloses a device for detecting blockage of an ore discharging hopper, which is shown in figure 1 and comprises a tape machine,
the belt conveyor comprises a feeding belt 6, a discharging belt 7 and a transfer hopper 8, wherein the transfer hopper 8 is arranged between the feeding belt 6 and the discharging belt 7, and the transfer hopper 8 is used for conveying materials on the feeding belt 6 to the discharging belt 7;
wherein, the transfer hopper 8 includes inlet pipe and discharging pipe, and inlet pipe and discharging pipe fixed connection have seted up the feed inlet on the inlet pipe, and feed sticky tape 6 one end is located the inlet pipe through the feed inlet, and the discharging pipe mouth of pipe is located the top of discharging sticky tape 7, and the discharging pipe inclines towards the one end of the discharging sticky tape 7 of keeping away from the transfer hopper 8.
As shown in fig. 2, since the feeding belt 6 and the discharging belt 7 both adopt a conveyor belt mode to convey materials, the feeding belt 6 and the discharging belt 7 both comprise an outgoing conveyor belt 12 and a return conveyor belt 13, and the outgoing conveyor belt 12 and the return conveyor belt 13 are integrated into an annular conveyor belt; a lifting support Cheng Tuogun for auxiliary support is arranged below the lifting conveyor belt 12, and a return support roller for auxiliary support is arranged below the return conveyor belt 13;
the conveying belt conveying device comprises a conveying belt conveying device 12, a conveying belt conveying device and a conveying belt conveying device, wherein the conveying belt conveying device Cheng Tuogun comprises a first carrier roller 14 and a second carrier roller 15, the first carrier roller 14 is arranged below the conveying belt conveying device 12, the second carrier rollers 15 which are inclined are arranged on two sides of the first carrier roller 14 and used for supporting the conveying belt conveying device 12 in an auxiliary mode, and friction force is generated when the conveying belt conveying device 12 runs to drive the second carrier rollers 15 on two sides below to rotate; the second carrier roller 15 is arranged to incline, so that the materials cannot easily fall outside the adhesive tape machine, and the materials can be conveniently scanned by the first material detector 1 and the second material detector 2; the return idler comprises two slightly inclined third idlers 16.
The belt conveyor is provided with a detection mechanism which is used for detecting the volume of the material on the feeding belt 6 and the volume of the material on the discharging belt 7 so as to judge whether the transfer hopper 8 works normally or not; in particular to a special-shaped ceramic tile,
the detection mechanism obtains the material volume on the feeding adhesive tape 6 and the material volume on the discharging adhesive tape 7 by detecting the running speed of the feeding adhesive tape 6 and the discharging adhesive tape 7 and the material stacking outline of the feeding adhesive tape 6 and the discharging adhesive tape 7.
The detection mechanism comprises a first belt speed detector 3, a second belt speed detector 4 and a controller 5, wherein the first belt speed detector 3 and the second belt speed detector 4 are respectively connected with the controller 5;
the first belt speed detector 3 is arranged on the return conveyor belt 13 of the feeding adhesive belt 6, and the second belt speed detector 4 is arranged on the return conveyor belt 13 of the discharging adhesive belt 7; the first belt speed detector 3 and the second belt speed detector 4 are used for detecting the running speed of the feeding adhesive tape 6 and the running speed of the discharging adhesive tape 7, respectively, and are sent to the controller 5.
As shown in fig. 3, the first belt speed detector 3 and the second belt speed detector 4 each include a measuring wheel 9 and a rotary encoder 10; the measuring wheel 9 is mounted on the output shaft 11 of the rotary encoder 10, and the return conveyor belt 13 of the feeding adhesive tape 6 and the return conveyor belt 13 of the discharging adhesive tape 7 are in reliable surface contact with the corresponding measuring wheel 9.
When the feeding adhesive tape 6 and the discharging adhesive tape 7 are operated, the measuring wheel 9 is driven to rotate, so that the output shaft 11 of the rotary encoder 10 synchronously rotates, and at the moment, the rotary encoder 10 converts the mechanical quantity of the rotation of the output shaft 11 of the rotary encoder 10 into corresponding electric pulses to be output in a digital quantity.
The first belt speed detector 3 and the second belt speed detector 4 obtain the corresponding movement speed of the feeding adhesive tape 6 or the discharging adhesive tape 7 according to the electric pulse output by the corresponding rotary encoder 10 in a digital quantity;
wherein, the operation speed of the corresponding feeding adhesive tape 6 or discharging adhesive tape 7 is as follows:
V＝2πrn
where V denotes the running speed of the infeed 6 or outfeed 7 tape, r denotes the radius of the measuring wheel and n denotes the rotational speed of the measuring wheel.
The detection mechanism further comprises a first material detector 1 and a second material detector 2, the first material detector 1 is arranged above the feeding adhesive tape 6, the second material detector 2 is arranged above the discharging adhesive tape 7, the first material detector 1 and the second material detector 2 are both non-contact two-dimensional laser scanners, and the first material detector 1 and the second material detector 2 are respectively connected with the controller 5;
the first material detector 1 and the second material detector 2 are respectively used for carrying out material detection scanning on a feeding adhesive tape 6 and a discharging adhesive tape 7 of the adhesive tape machine, correspondingly obtaining a material stacking contour of the feeding adhesive tape 6 and a material stacking contour of the discharging adhesive tape 7, and sending the material stacking contours to the controller 5.
The controller 5 obtains the volume of the material conveyed by the feeding adhesive tape 6 to the transfer hopper 8 according to the material accumulation profile of the feeding adhesive tape 6 and the running speed of the feeding adhesive tape 6; the controller 5 obtains the volume of the material conveyed to the discharging adhesive tape 7 by the transferring hopper 8 according to the material accumulation profile of the discharging adhesive tape 7 and the running speed of the discharging adhesive tape 7. The method comprises the following steps:
as shown in fig. 4, the controller 5 regards the received material accumulation profile of the feeding adhesive tape 6 or the material accumulation profile of the discharging adhesive tape 7 as the accumulated material volume of a plurality of curved micro-material strips according to the principle of calculus;
regarding each curved surface micro-material strip as the accumulation of a plurality of curved surface micro-material elements;
when a curved surface micro material element approaches infinity, the curved surface micro material element is equivalent to a flat top column with the length, width and height of x, y and z respectively;
the controller 5 calculates the volume of the material of the feeding adhesive tape 6 to the transfer hopper 8 or the volume of the material of the transfer hopper 8 to the discharging adhesive tape 7 as follows:
s represents the accumulated material volume of a plurality of curved micro-material strips, namely the material volume of the feeding adhesive tape 6 conveyed to the transfer hopper or the material volume of the transfer hopper conveyed to the discharging adhesive tape 7; l represents the number of curved micro-material strips, i represents the serial number of the curved micro-material strips, and delta S i Representing the volume of the ith curved micro-bar. m represents the number of curved surface micro-material elements, j represents the number of curved surface micro-material elementsSequence number, deltaS j And the volume of the j-th curved surface micro material element is represented. Δx i Representing the length of the ith curved micro-material strip; Δy j Represents the width of the j-th curved surface micro material element, delta Z j And the height of the j-th curved surface micro material element is represented.
As shown in fig. 5, the length, width and height of the flat top column are required to pass through the set height H of the two-dimensional laser scanner and the deflection angle theta of the laser beam emitted by the two-dimensional laser scanner j The deflection angle of the laser beam emitted by the two-dimensional laser scanner is theta j Distance h measured at that time j Calculating to obtain;
therefore, when one curved surface micro material element delta Sj approaches infinity, the length of the flat top column is as follows:
Δx i ＝vΔt i ＝2πrnΔt i
wherein Deltax is i Represents the length of the ith curved surface micro-material strip, V represents the running speed of the feeding adhesive tape or the discharging adhesive tape, and delta t i The method comprises the steps that (1) a scanning period of an ith curved micro-material strip under a two-dimensional laser scanner is represented, r represents the radius of a measuring wheel, and n represents the rotation speed of the measuring wheel;
the width of the flat top column is as follows:
wherein Δy j Represents the width of the j-th curved surface micro material element, theta j Indicating the deflection angle h of the laser beam emitted by the j-th curved surface micro material element of the two-dimensional laser scanner j Representing the distance measured when the j-th curved surface micro material element is scanned by the two-dimensional laser scanner;
the height of the flat top column is as follows:
Δz j ＝H-h j cosθ j
wherein DeltaZ j And the height of the j-th curved surface micro material element is represented, and H is the installation height of the two-dimensional laser scanner.
Finally, the controller 5 judges whether the transfer hopper 8 works normally according to the volume of the material conveyed to the transfer hopper 8 by the feeding adhesive tape 6 and the volume of the material conveyed to the discharging adhesive tape 7 by the transfer hopper 8, and comprises:
the controller 5 conveys the feeding adhesive tape 6 to the material volume S of the transfer hopper 8 Feeding in And the volume S of the material conveyed to the discharging adhesive tape 7 by the transferring funnel 8 Out of Comparing and judging S Feeding in And S is Out of Whether or not balance:
if S Feeding in And S is Out of The balance is carried out, and the normal operation of the transfer hopper 8 is judged;
if S Feeding in And S is Out of If the load hopper 8 is unbalanced, the load hopper 8 is judged to work abnormally, and the controller 5 sends out fault alarm information or a shutdown instruction.
As shown in fig. 5, when the transfer hopper 8 is not working properly, it may be explained that the transfer hopper 8 is blocked during material transportation, and although the feeding rubber belt 6 and the discharging rubber belt 7 still operate at this time, the transfer hopper 8 is less in material transported onto the discharging rubber belt 7 due to the blocking of the material at the transfer hopper 8, so that the volume of the material transported to the discharging rubber belt 7 by the transfer hopper 8 is smaller than the volume of the material transported to the transfer hopper 8 by the feeding rubber belt 6.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (10)
1. The device for detecting the blockage of the ore discharging hopper is characterized by comprising a tape machine,
the belt conveyor comprises a feeding belt (6), a discharging belt (7) and a transfer hopper (8), wherein the transfer hopper (8) is arranged between the feeding belt (6) and the discharging belt (7), and the transfer hopper (8) is used for conveying materials on the feeding belt (6) to the discharging belt (7);
the automatic feeding device is characterized in that a detection mechanism is arranged on the belt conveyor and used for detecting the volume of materials on the feeding belt (6) and the volume of materials on the discharging belt (7) so as to judge whether the transfer hopper (8) works normally.
2. The hopper plugging detection device according to claim 1, wherein,
the detection mechanism is used for obtaining the material volume on the feeding adhesive tape (6) and the material volume on the discharging adhesive tape (7) by detecting the running speed of the feeding adhesive tape (6) and the discharging adhesive tape (7) and the material stacking outline of the feeding adhesive tape (6) and the discharging adhesive tape (7).
3. A hopper plugging detection apparatus as defined in claim 2 wherein,
the detection mechanism comprises a first belt speed detector (3), a second belt speed detector (4) and a controller (5), wherein the first belt speed detector (3) and the second belt speed detector (4) are respectively connected with the controller (5);
the first belt speed detector (3) is arranged on the feeding adhesive tape (6), and the second belt speed detector (4) is arranged on the discharging adhesive tape (7);
the first belt speed detector (3) and the second belt speed detector (4) are respectively used for detecting the running speed of the feeding adhesive tape (6) and the running speed of the discharging adhesive tape (7), and are sent to the controller (5).
4. A hopper plugging detection apparatus according to claim 3 wherein,
the first belt speed detector (3) and the second belt speed detector (4) comprise a measuring wheel (9) and a rotary encoder (10);
the measuring wheel (9) is arranged on an output shaft (11) of the rotary encoder (10), and the feeding adhesive tape (6) and the discharging adhesive tape (7) are in reliable surface contact with the corresponding measuring wheel (9).
5. The hopper plugging detection device according to claim 4, wherein,
the feeding adhesive tape (6) and the discharging adhesive tape (7) comprise a travel-out conveyor belt (12) and a return conveyor belt (13), a travel-out Cheng Tuogun is arranged below the travel-out conveyor belt, and a return carrier roller is arranged below the return conveyor belt (13);
the first belt speed detector (3) and the second belt speed detector (4) are respectively arranged on a return conveying belt (13) of the feeding adhesive tape (6) and a return conveying belt (13) of the discharging adhesive tape (7);
the return conveying belt (13) of the feeding adhesive tape (6) and the return conveying belt (13) of the discharging adhesive tape (7) are in reliable surface contact with the corresponding measuring wheel (9).
6. The hopper plugging detection device according to claim 5, wherein,
the conveying device comprises a conveying belt (12) and a conveying belt (Cheng Tuogun), wherein the conveying belt comprises a first carrier roller (14) and a second carrier roller (15), the first carrier roller (14) is arranged below the conveying belt (12), and the second carrier rollers (15) are arranged on two sides of the first carrier roller (14);
the second carrier rollers (15) are inclined towards the first carrier roller (14), and the second carrier rollers (15) are used for supporting the outgoing conveyor belt (12) in an auxiliary mode;
the return idler comprises two third idlers (16) which are arranged in parallel.
7. A hopper blockage detection apparatus as claimed in claim 2 or claim 3, wherein,
the detection mechanism comprises a first material detector (1) and a second material detector (2), the first material detector (1) is arranged above the feeding adhesive tape (6), and the second material detector (2) is arranged above the discharging adhesive tape (7);
the first material detector (1) and the second material detector (2) are respectively connected with a controller (5);
the first material detector (1) and the second material detector (2) are respectively used for carrying out material detection scanning on a feeding adhesive tape (6) and a discharging adhesive tape (7) of the adhesive tape machine, correspondingly obtaining a material stacking contour of the feeding adhesive tape (6) and a material stacking contour of the discharging adhesive tape (7), and sending the controller (5).
8. The hopper plugging detection device according to claim 7, wherein,
the first material detector (1) and the second material detector (2) are both non-contact two-dimensional laser scanners.
9. The hopper plugging detection device according to claim 1, wherein,
the transfer hopper (8) comprises a feeding pipe and a discharging pipe, wherein the feeding pipe is fixedly connected with the discharging pipe, a feeding hole is formed in the feeding pipe, one end of a feeding adhesive tape (6) is located in the feeding pipe through the feeding hole, and the orifice of the discharging pipe is located above the discharging adhesive tape (7).
10. The hopper plugging detection device according to claim 9, wherein,
the discharging pipe is inclined towards one end of the discharging adhesive tape (7) far away from the transfer hopper (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223074794.5U CN218908598U (en) | 2022-11-18 | 2022-11-18 | Ore unloading funnel jam detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223074794.5U CN218908598U (en) | 2022-11-18 | 2022-11-18 | Ore unloading funnel jam detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218908598U true CN218908598U (en) | 2023-04-25 |
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ID=86048986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223074794.5U Active CN218908598U (en) | 2022-11-18 | 2022-11-18 | Ore unloading funnel jam detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218908598U (en) |
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- 2022-11-18 CN CN202223074794.5U patent/CN218908598U/en active Active
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