CN103771108A - Breakage protection device for belt conveyor - Google Patents
Breakage protection device for belt conveyor Download PDFInfo
- Publication number
- CN103771108A CN103771108A CN201410048346.9A CN201410048346A CN103771108A CN 103771108 A CN103771108 A CN 103771108A CN 201410048346 A CN201410048346 A CN 201410048346A CN 103771108 A CN103771108 A CN 103771108A
- Authority
- CN
- China
- Prior art keywords
- load
- transfer device
- conveyor belt
- pressing beam
- belt
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Abstract
The invention provides a breakage protection device for a belt conveyor. The breakage protection device for the belt conveyor comprises a driving drum, a reversing drum and a conveyor belt sleeved therebetween, wherein a support is arranged above the conveyor belt; an upper pressing beam vertical to the upper end surface of the conveyor belt is arranged in the middle of the support; the other end of the upper pressing beam is connected with a piston end of an upper hydraulic oil cylinder; a lower pressing beam for pressing the lower end surface of the conveyor belt is arranged in the middle of the support; the other end of the lower pressing beam is connected with a piston end of a lower hydraulic oil cylinder; the upper hydraulic oil cylinder and the lower hydraulic oil cylinder are connected with a hydraulic pump station through oil pipes respectively; a sensor for detecting reverse running condition of the conveyor belt is arranged below the conveyor belt at an interval; a controller is connected at the output end of the sensor; the output end of the controller is connected with the hydraulic pump station. Before breakage of the conveyor belt, the conveyor belt is stopped so as to prevent a heavy load thereon from sliding down, so that a breakage accident of the belt conveyor running in an inclined way can be effectively prevented and the safety of mine production is ensured.
Description
Technical field
The present invention relates to coal mine equipment technical field, be specifically related to a kind of belt break protection device for band conveyor.
Background technology
Band conveyor is a kind of friction-driven machinery of transported material in a continuous manner, mainly by frame, be located at the cylinder at frame two ends and the closed load-transfer device that tightly overlaps on it forms, can, by material on certain travel line, put the conveying flow process that forms a kind of material between final emptying point from initial feed.It both can carry out the conveying of broken loose material, also can carry out the conveying of work piece.Can or tilt to transport for horizontal transport, very easy to use, be widely used in modern various industrial enterprise, as: in underworkings, grass transport systems, field of opencast mining and the ore dressing plant in mine.
In In Modern Mine is produced, the features such as band conveyor is simple in structure with it, installation and transportation convenient, continuous portion discontinuous haulage, superior performance become the crucial transportation device of mine hoisting production capacity.Due to special geographical conditions, most of band conveyor is all arranged in inclined shaft, has inclination angle, tunnel up to more than 30 degree, and its angle of inclination is larger, and the tension force that load-transfer device is subject to is also just larger, also just larger to the injury of load-transfer device itself.Because some band conveyors are not only born fortune, thing is also being born fortune people, so band conveyor safety performance is very crucial, if once broken belt accident occurs its load-transfer device, will cause the loss that cannot retrieve.
Summary of the invention
The present invention is directed to Problems Existing, a kind of belt break protection device for band conveyor is provided, before load-transfer device generation broken belt, send alerting signal, and load-transfer device is stopped, realize transporting safely of band conveyor.
In order to achieve the above object, the invention provides a kind of belt break protection device for band conveyor, comprise head roll, bend pulley and be sheathed on the load-transfer device between them, support has been set up in described load-transfer device top, in the middle of described support, be provided with the upper pressing beam perpendicular to load-transfer device upper surface, the other end of described upper pressing beam is connected with the piston end of upper hydraulic ram; In the middle of described support, be provided with the lower pressing beam for pushing load-transfer device lower surface, the other end that described lower extruding is dyed is connected with the piston end of lower hydraulic ram; Described upper hydraulic ram, lower hydraulic ram are connected with hydraulic power unit by oil pipe respectively; Described load-transfer device below is interval with the sensor for detection of load-transfer device inverted running situation, and the mouth of described sensor is connected with controller, and the mouth of described controller is connected with described hydraulic power unit.
Further, described is set up in head roll one end, and the distance between itself and head roll is 50-80 rice.
Further, the mouth of described controller is connected with warning device.
Described controller is Programmable Logic Controller.
In the present invention, sensor is followed the tracks of the operation conditions of load-transfer device in real time, when the operation of load-transfer device forward, it is collection signal not, only have in the time of load-transfer device inverted running, sensor is collection signal, and the signal of collection is transferred to Programmable Logic Controller (PLC), through its computing, comparison and judgement, and whether be greater than security settings apart from as judging whether load-transfer device unique foundation of belt phenomenon occurs using the distance of glide of load-transfer device.In the time that Programmable Logic Controller judges that broken belt danger will occur load-transfer device, send alerting signal to warning device, start in time hydraulic power unit simultaneously, its high pressure oil drags lower hydraulic ram, and lower pressing beam is risen fast, and load-transfer device jack-up is flattened; Then; high pressure oil drags hydraulic ram; upper pressing beam presses to by the load-transfer device of lower pressing beam jack-up; thereby make to produce powerful friction brake force between the upper and lower end face of upper and lower pressing beam and load-transfer device; the load-transfer device of downslide was stopped before broken belt, thereby protected the safety of band conveyor operational process.
So the present invention has following benefit:
1, the present invention was stopped before conveyor belt breakage, had prevented load-transfer device heavy duty downslide, and broken belt accident, between bud, is prevented to the broken belt accident of the band conveyor of slant operation occurs effectively, had ensured the safety that mine is produced.
2, belt break protection device of the present invention is located at the one end that is positioned at head roll, because broken belt often occurs in the overlapping position of the weak part of belt intension and stressed maximum position, thereby better broken belt is realized and is given warning in advance and take the anxious measure that stops.
3, this device can conveniently carry out move operation by support, is conducive to recycling, cost-saving.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Fig. 1 is structural representation of the present invention.
In figure: 1-head roll, 2-sensor, the upper hydraulic ram of 3-, 4-upper pressing beam, 5-support, 6-load-transfer device, 7-bend pulley, pressing beam under 8-, hydraulic ram under 9-, 10-hydraulic power unit.
The specific embodiment
As shown in Figure 1, a kind of belt break protection device for band conveyor, comprise head roll 1, bend pulley 7 and be sheathed on the load-transfer device 6 between them, described load-transfer device 6 tops are positioned at 80 meters of of head roll and have set up support 5, in the middle of described support 5, be provided with the upper pressing beam 4 perpendicular to load-transfer device upper surface, the other end of described upper pressing beam 4 is connected with the piston end of upper hydraulic ram 3; In the middle of described support 5, be provided with the lower pressing beam 8 for pushing load-transfer device 6 lower surfaces, described lower extruding is dyed 8 the other end and is connected with the piston end of lower hydraulic ram 9; Described upper hydraulic ram 3, lower hydraulic ram 9 are connected with hydraulic power unit 10 by oil pipe respectively; Described load-transfer device 6 belows are interval with the sensor 2 for detection of load-transfer device inverted running situation, and the mouth of described sensor 2 is connected with Programmable Logic Controller, and the mouth of described programmable control controller is connected with hydraulic power unit 10, warning device respectively.
In the time of load-transfer device 6 inverted running, sensor 2 gathers its operation conditions signal in real time, and the signal of collection is transferred to Programmable Logic Controller (PLC), through its computing, comparison and judgement, in the time that Programmable Logic Controller judges that broken belt danger will occur load-transfer device 6, send alerting signal to warning device, start hydraulic power unit 10 simultaneously, its high pressure oil drags lower hydraulic ram 9 rises lower pressing beam 8 fast, and load-transfer device 6 jack-up are flattened; Then; high pressure oil drags hydraulic ram 3 presses to by the load-transfer device 6 of lower pressing beam 8 jack-up upper pressing beam 4; thereby make to produce powerful friction brake force between the upper and lower end face of upper and lower pressing beam and load-transfer device; the load-transfer device of downslide 6 was stopped before broken belt, thereby protected the safety of band conveyor operational process.
Above-described embodiment is not limited only to protection scope of the present invention, all based on basic thought of the present invention and all belonging in protection scope of the present invention of modifying or change.
Claims (4)
1. the belt break protection device for band conveyor, comprise head roll, bend pulley and be sheathed on the load-transfer device between them, it is characterized in that: support has been set up in described load-transfer device top, in the middle of described support, be provided with the upper pressing beam perpendicular to load-transfer device upper surface, the other end of described upper pressing beam is connected with the piston end of upper hydraulic ram; In the middle of described support, be provided with the lower pressing beam for pushing load-transfer device lower surface, the other end that described lower extruding is dyed is connected with the piston end of lower hydraulic ram; Described upper hydraulic ram, lower hydraulic ram are connected with hydraulic power unit by oil pipe respectively; Described load-transfer device below is interval with the sensor for detection of load-transfer device inverted running situation, and the mouth of described sensor is connected with controller, and the mouth of described controller is connected with described hydraulic power unit.
2. the belt break protection device for band conveyor according to claim 1, is characterized in that: described is set up in head roll one end, and the distance between itself and head roll is 50-80 rice.
3. the belt break protection device for band conveyor according to claim 1 and 2, is characterized in that: the mouth of described controller is connected with warning device.
4. the belt break protection device for band conveyor according to claim 1, is characterized in that: described controller is Programmable Logic Controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410048346.9A CN103771108A (en) | 2014-02-11 | 2014-02-11 | Breakage protection device for belt conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410048346.9A CN103771108A (en) | 2014-02-11 | 2014-02-11 | Breakage protection device for belt conveyor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103771108A true CN103771108A (en) | 2014-05-07 |
Family
ID=50563967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410048346.9A Pending CN103771108A (en) | 2014-02-11 | 2014-02-11 | Breakage protection device for belt conveyor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103771108A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104670840A (en) * | 2014-12-24 | 2015-06-03 | 辽宁巨峰科技有限公司 | Bulk-material conveying belt running monitoring device |
| CN107472822A (en) * | 2017-09-22 | 2017-12-15 | 四川东林矿山运输机械有限公司 | Hydraulic pressure puts with speed regulators automatically and its double-deck conveyer belt of composition puts with speed-limiting devices |
| CN110217557A (en) * | 2019-07-05 | 2019-09-10 | 中国水利水电第八工程局有限公司 | A kind of long-distance belt conveyer carrying roller automatic inspection device and its application method |
| AU2017391853B2 (en) * | 2017-01-09 | 2020-05-14 | Taiyuan University Of Technology | Belt winding and unwinding device for belt conveyor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4087800A (en) * | 1976-10-29 | 1978-05-02 | The B. F. Goodrich Company | Conveyor belt monitoring system |
| CN2851195Y (en) * | 2005-09-13 | 2006-12-27 | 徐州市伯利德科技开发有限公司 | Hydraulically-actuated broken-belt grasping device for adhesive belt conveyer |
| CN201330070Y (en) * | 2009-01-08 | 2009-10-21 | 徐州通力机械科技有限公司 | Belt break catching apparatus for belt conveyor |
| CN203558494U (en) * | 2013-11-30 | 2014-04-23 | 安徽恒源煤电股份有限公司钱营孜煤矿 | Belt breakage protecting device for belt conveyor |
| CN203728111U (en) * | 2014-02-11 | 2014-07-23 | 安徽恒源煤电股份有限公司 | Belt breakage protection device for belt conveyor |
-
2014
- 2014-02-11 CN CN201410048346.9A patent/CN103771108A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4087800A (en) * | 1976-10-29 | 1978-05-02 | The B. F. Goodrich Company | Conveyor belt monitoring system |
| CN2851195Y (en) * | 2005-09-13 | 2006-12-27 | 徐州市伯利德科技开发有限公司 | Hydraulically-actuated broken-belt grasping device for adhesive belt conveyer |
| CN201330070Y (en) * | 2009-01-08 | 2009-10-21 | 徐州通力机械科技有限公司 | Belt break catching apparatus for belt conveyor |
| CN203558494U (en) * | 2013-11-30 | 2014-04-23 | 安徽恒源煤电股份有限公司钱营孜煤矿 | Belt breakage protecting device for belt conveyor |
| CN203728111U (en) * | 2014-02-11 | 2014-07-23 | 安徽恒源煤电股份有限公司 | Belt breakage protection device for belt conveyor |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104670840A (en) * | 2014-12-24 | 2015-06-03 | 辽宁巨峰科技有限公司 | Bulk-material conveying belt running monitoring device |
| CN104670840B (en) * | 2014-12-24 | 2017-02-22 | 辽宁巨峰科技有限公司 | Bulk-material conveying belt running monitoring device |
| AU2017391853B2 (en) * | 2017-01-09 | 2020-05-14 | Taiyuan University Of Technology | Belt winding and unwinding device for belt conveyor |
| CN107472822A (en) * | 2017-09-22 | 2017-12-15 | 四川东林矿山运输机械有限公司 | Hydraulic pressure puts with speed regulators automatically and its double-deck conveyer belt of composition puts with speed-limiting devices |
| CN110217557A (en) * | 2019-07-05 | 2019-09-10 | 中国水利水电第八工程局有限公司 | A kind of long-distance belt conveyer carrying roller automatic inspection device and its application method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102001513B (en) | Tension device for belt conveyor | |
| CN103771108A (en) | Breakage protection device for belt conveyor | |
| CN102530490A (en) | Tri-functional belt conveyor tensioning device | |
| CN203728111U (en) | Belt breakage protection device for belt conveyor | |
| CN203558494U (en) | Belt breakage protecting device for belt conveyor | |
| CN107701225B (en) | Gateway transfer system capable of pre-crushing large coal blocks | |
| CN204400057U (en) | A kind of intelligent hydraulic system of arresting for coal mine leather belt conveyer broken-belt | |
| CN103662655A (en) | Belt type non-return device for belt conveyor | |
| CN206318360U (en) | A kind of belt conveyor take-up device | |
| CN210001509U (en) | deviation-preventing self-correcting device of endless rope winch | |
| CN103129908A (en) | Rubber belt deviation rectifying device used for belt conveyer | |
| CN104843430B (en) | The arm-type stacker-reclaimer belt tension method of non-integral pitching | |
| CN204197902U (en) | A kind of structure that effectively can prevent reversible Off-tracking Problem of Belt-type Conveyer Belting | |
| CN203158702U (en) | Reducer backstopping device special for inclined mine conveyor | |
| CN204384285U (en) | A kind of adhesive tape conveyor tightening device | |
| CN204223656U (en) | Caterpillar elevater | |
| CN203173272U (en) | Tensional descending belt conveyor | |
| CN202279468U (en) | Feed-back preventing scraper conveyor | |
| CN205440344U (en) | Mining aerial cableway knick point protection device that falls to restrict | |
| CN203345565U (en) | Fixing type belt conveyor | |
| CN104555238A (en) | Novel energy-saving mine conveyor | |
| CN203294659U (en) | Mine multifunctional hanging type belt conveyor | |
| CN203439608U (en) | Luffing conveyor | |
| CN201746046U (en) | Vertical hydraulic tension device for belt conveyor | |
| CN202429645U (en) | Anti-overturning brake device for clinker drag chain conveyor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140507 |