CN102417101A - Electro-hydraulic gantry combined belt breakage protection device - Google Patents
Electro-hydraulic gantry combined belt breakage protection device Download PDFInfo
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- CN102417101A CN102417101A CN2011102348190A CN201110234819A CN102417101A CN 102417101 A CN102417101 A CN 102417101A CN 2011102348190 A CN2011102348190 A CN 2011102348190A CN 201110234819 A CN201110234819 A CN 201110234819A CN 102417101 A CN102417101 A CN 102417101A
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Abstract
The invention discloses an electro-hydraulic gantry combined belt breakage protection device comprising a plurality of braking mechanisms, encoders, an explosion-proof and intrinsic safety type programmable logic controller (PLC) electric cabinet, a remote input/output (I/O) module control operation box, a coal blocking alarm device, a voice alarm device, an explosion-proof vacuum electromagnetic starter and a hydraulic system which are arranged on a belt conveyer. The encoders monitor the operation status of a belt in real time and transmit a signal to the explosion-proof and intrinsic safety type PLC electric cabinet to analyze, and an electrical system accurately judges a belt breakage signal and then sends out a command to capture. The hydraulic system supplements the pressure to an energy storage device and releases the same, so that the brake mechanisms can quickly and accurately act. The electro-hydraulic gantry combined belt breakage protection device has the beneficial effects that: the signal acquisition is sensitive and accurate, the braking is flexible and quick, the installation is convenient and simple, the braking force is strong, the belt is tightened when sliding down, the belt is contacted in a full section surface when in braking and does not have secondary harm to the belt; and the whole device has a small dimension and is applicable to roadways with various working conditions.
Description
Technical field
The present invention relates to a kind of stop mechanism, specifically is a kind of mechanical electronic hydraulic gate-type combination belt break protection device.Be specially adapted to the belt break protection device of belt conveyer.
Background technology
Show that according to market research the fed distance of mine delivered downhole machine is long, the inclination angle is big, operational throughput is big, belt speed, operating environment is abominable, in case belt phenomenon takes place, consequence is serious, and loss can't be estimated.And catching device in the market exists, and braking force is little, reliability is not high, poor synchronization, easy damaged belt, the drawback such as can't automatically reset after misoperation, the debugging that is prone to produce.
Summary of the invention
In order to overcome the shortcoming of prior art, technology of the present invention provides a kind of mechanical electronic hydraulic gate-type combination belt break protection device.
The present invention realizes with following technical scheme: a kind of mechanical electronic hydraulic gate-type combination belt break protection device; Comprise frame; Be installed in a plurality of stop mechanisms on the band conveyor; Be installed in band bottom a plurality of coders, with coder bonded assembly Flameproof and intrinsically safe PLC electric cabinet, flame-proof type electromagnetic starter, chute blockage warning device, stop mechanism, hydraulic tubing, Flameproof and intrinsically safe I/O remote operation case, hydraulic efficiency pressure system and electric-control system;
Described hydraulic efficiency pressure system comprise fuel tank, with fuel tank bonded assembly hydraulic actuating cylinder, connect at fuel tank and be connected with oil suction fil, plunger pump, fire proof motor, explosion-proof by pass valve, pressure transformer, oil return fil, explosion-proof solenoid valve on the loop of hydraulic actuating cylinder in turn, also comprise high-pressure ball valve with explosion-proof solenoid valve bonded assembly energy storage and control energy storage; Described electric-control system comprises Flameproof and intrinsically safe PLC electric cabinet, with Flameproof and intrinsically safe PLC electric cabinet bonded assembly Flameproof and intrinsically safe I/O remote operation case, coder, flame-proof type electromagnetic starter, phonetic alarm and chute blockage warning device and power supply; Described stop mechanism comprises the band brake system and is with arresting agency down; Last band brake system is by the brake beam assembly, through bearing seat and brake beam assembly bonded assembly Zhi Chongliang, and upper joint sleeve, the lower joint sleeve of captiveing joint with the S. A. in the brake beam assembly, connecting rod, cylinder support, hydraulic actuating cylinder, guide rail are formed; Connecting rod is connected with bearing pin I with upper joint sleeve, lower joint sleeve, and the column of cylinder support and frame is fixed together, and cylinder support, hydraulic actuating cylinder, connecting rod, guide rail are connected with bearing pin II with bearing pin I; Under be with arresting agency by with brake beam assembly bonded assembly under arrest axis tile, and arrest beam under the column bonded assembly of frame and arrest connecting rod down and form, arrest down beam, down arrest axis tile and under arrest the connecting rod bolt together together; Stop mechanism also comprises long support beam, short support beam and diagonal ligament journal stirrup, and long support beam, short support beam, column, diagonal ligament journal stirrup connect through the diagonal ligament bearing pin, and the diagonal ligament journal stirrup is captiveed joint with end link span.
Its beneficial effect is: 1, acquisition of signal is sensitive and accurate, braking is rapid flexibly, easy for installation simple.2, braking force is powerful, because the brake surface of brake beam adopts the inclined-plane, so belt more draws when gliding tightlier; 3, the full section of glancing impact face contact belt can not cause secondary damage to belt; 4, little, the tunnel that adapts to various operating modes of machine shape size; 5, brake beam along with the variation of angle, also plays the effect of cleaning coal cinder simultaneously in braking procedure; 6, can on belt feeder, increase the quantity of stop mechanism as required arbitrarily.
Description of drawings
Below in conjunction with accompanying drawing the present invention is described further.
Fig. 1 is a front view of the present invention;
Fig. 2 is the stop mechanism front view;
Fig. 3 is the left view of Fig. 2;
Fig. 4 is a hydraulic schematic diagram;
Fig. 5 is an electrical schematic diagram.
Among the figure: 1, coder, 2, the flame-proof type electromagnetic starter, 3, Flameproof and intrinsically safe PLC electric cabinet, 4, the chute blockage warning device, 5, stop mechanism, 5.1 diagonal ligament journal stirrups; 5.2, end link span, 5.3, short support beam, 5.4, the long support beam, 5.5, arrest beam down, 5.6, the diagonal ligament bearing pin, 5.7, cylinder support; 5.8 hydraulic actuating cylinder, 5.9, column, 5.10, Zhi Chongliang, 5.11, bump rubber I, 5.12, the bump rubber box, 5.13, bump rubber II; 5.14, back-up block, 5.15, guide rail, 5.16, arrest connecting rod down, 5.17, entablatrance, 5.18, the brake beam assembly, 5.19, upper joint sleeve; 5.20, bearing pin I, 5.21, connecting rod, 5.22, bearing pin II, 5.23, arrest axis tile down, 5.24, lower joint sleeve, 5.25, bearing seat; 5.26, cross sill, 5.27, grille guard, 6, hydraulic tubing, 7, Flameproof and intrinsically safe I/O remote operation case, 8, hydraulic efficiency pressure system, 8.1 fuel tanks; 8.2, the oil suction fil, 8.3, plunger pump, 8.4, fire proof motor, 8.5, explosion-proof by pass valve, 8.6, pressure transformer; 8.7, the oil return fil, 8.8, explosion-proof solenoid valve, 8.9, high-pressure ball valve, 8.10, hydraulic hose, 8.11, energy storage; 9, electric system, 9.1, source switch, 9.2, phonetic alarm, 9.3, the mining signal control line, 9.4, communication cable for mine.Arrow is to the right represented belt direction of travel, representes belt broken belt line of travel to the arrow of doing.
The specific embodiment
As shown in Figure 1; Mechanical electronic hydraulic gate-type of the present invention combination belt break protection device comprises frame, and a plurality of coder 1, flame-proof type electromagnetic starter 2, Flameproof and intrinsically safe PLC electric cabinet 3, chute blockage warning device 4, stop mechanism 5, hydraulic tubing 6, Flameproof and intrinsically safe I/O remote operation case 7, hydraulic efficiency pressure system 8 and electric system 9 are formed gate-types combination belt break protection devices.
Like Fig. 2, shown in Figure 3, frame comprises column 5.9, end link span 5.2, Zhi Chongliang 5.10, entablatrance 5.17, cross sill 5.26 and column 5.9; Column 5.9 and end link span 5.2 bolt ups, Zhi Chongliang 5.10 and column 5.9 bolt ups constitute the frame bogie side frame; Entablatrance 5.17 is connected with column 5.9, and cross sill 5.26 is connected with column 5.9, constitutes frame.Bump rubber I5.11, bump rubber box 5.12, bump rubber II 5.13 and back-up block 5.14 also are installed on frame, and bump rubber I 5.11, bump rubber box 5.12 are connected with Zhi Chongliang 5.10, and bump rubber II 5.13, back-up block 5.14 are connected with column 5.9; Guide rail 5.15 is connected with column 5.9.Guide rail 5.15 is connected with column 5.9; Brake beam assembly 5.18 is connected with bearing seat 5.25; Bearing seat 5.25 and Zhi Chongliang 5.10 bolt togethers; Upper joint sleeve 5.19, lower joint sleeve 5.24 are fixed with the key nail with the S. A. in the brake beam assembly 5.18, and connecting rod 5.21 is connected with upper joint sleeve 5.19, lower joint sleeve 5.24 usefulness bearing pin I5.20, cylinder support 5.7 and column 5.9 welding; Cylinder support 5.7, hydraulic actuating cylinder 5.8, connecting rod 5.21, guide rail 5.15 usefulness bearing pin I5.20 are connected with bearing pin II5.22, have constituted last band brake system; Under arrest axis tile 5.23 and be connected with brake beam assembly 5.18, arrest beam 5.5 down and be connected with column 5.9, arrest down beam 5.5, down arrest axis tile 5.23 and under arrest connecting rod 5.16 bolt togethers, constituted and time be with arresting agency.Long support beam 5.4, short support beam 5.3, column 5.9, diagonal ligament journal stirrup 5.1 connect through diagonal ligament bearing pin 5.6, and diagonal ligament journal stirrup 5.1 is used bolt with end link span 5.2; Grille guard 5.27 frame bolt togethers constitute stop mechanism.The stop mechanism glancing impact when hydraulic actuating cylinder 5.8 stretches out, promotes connecting rod mechanism, and driving brake beam assembly 5.18 is that the center of circle rotates (go up brake beam and down rotate, following brake beam up rotates) synchronously with bearing seat 5.25, up to clamping belt.Brake beam assembly 5.18 is in the process of rotation, and angle constantly changes, and braking force increases along with the variation of angle gradually.After brake beam assembly 5.18 is clamped belt, if belt continues to glide, rely on the friction force between belt and the brake beam assembly 5.18, belt can drive brake beam assembly 5.18 and carry out angular adjustment, increases braking force gradually.The size of braking force depends on the size of the sliding force of belt own, and glancing impact brake beam assembly 5.18 is along with the downslide of belt is more drawn tighter.Last band brake mechanism and following band brake mechanism arrest work synchronously.
As shown in Figure 4: fuel tank 8.1, oil suction fil 8.2, plunger pump 8.3, fire proof motor 8.4, explosion-proof by pass valve 8.5, pressure transformer 8.6, oil return fil 8.7, explosion-proof solenoid valve 8.8, high-pressure ball valve 8.9, hydraulic hose 8.10 and hydraulic actuating cylinder 5.8, energy storage 8.11 are formed hydraulic efficiency pressure system 8.Said brake constitutes the gate-type structure, is across transportation frame both sides and perpendicular to the transportation frame.The operation pressure of hydraulic efficiency pressure system 8 is provided with upper and lower bound, prescribes a time limit when system pressure is lower than down, and fire proof motor 8.4 starting automatically carries out ftercompction work, prescribes a time limit when system pressure arrives to go up, and fire proof motor 8.4 quits work automatically.Hydraulic efficiency pressure system 8 operation pressures are from energy storage 5.12, to discharge, and promote oil cylinder 5.8.
As shown in Figure 5: source switch 9.1, phonetic alarm 9.2, coder 1, chute blockage warning device 4, flame-proof type electromagnetic starter 2, Flameproof and intrinsically safe PLC electric cabinet 3, Flameproof and intrinsically safe I/O remote operation case 7, mining signal control line 9.3, communication cable for mine 9.4 are formed electric-control system.Mode has three kinds of remote auto, remote manual and local M/Cs.When bigger material passed through, chute blockage warning device 4 cut off the conveyer power supplys and reports to the police.When under belt is improper, sliding into certain distance, Flameproof and intrinsically safe PLC electric cabinet 3 is judged as broken belt, and sends instruction and arrest work, cuts off the conveyer power supply simultaneously.
Principle of work and working process: its broken belt detection signal device code device 1 is installed in the band bottom, acquired signal when needing only the belt downslide, and the fifth wheel of coder 1 can rotate along with the downslide of belt, and fifth wheel whenever turns around, and can collect corresponding pulse count.Need belt to glide and how far just can brake, can pass through the program setting number of pulses, the convenient realization.Coder 1 passes the signal to Flameproof and intrinsically safe PLC electric cabinet 3 and handles, judges; In case the affirmation broken belt is sent to source switch 9.1 and explosion-proof solenoid valve 8.8 through mining signal control line 9.3 with control command, source switch 9.1 cuts off the conveyer power supply; Explosion-proof solenoid valve 8.8 is opened; Pressure discharges from energy storage 8.11, promotes hydraulic actuating cylinder 5.8 and stretches out, and drivening rod 5.21 is braked with brake beam assembly 5.18.
Claims (6)
1. a mechanical electronic hydraulic gate-type makes up belt break protection device; It is characterized in that: comprise frame; Be installed in a plurality of stop mechanisms (5) on the band conveyor; Be installed in band bottom a plurality of coders (1), with coder bonded assembly Flameproof and intrinsically safe PLC electric cabinet (3), flame-proof type electromagnetic starter (2), chute blockage warning device (4), stop mechanism (5), hydraulic tubing (6), Flameproof and intrinsically safe I/O remote operation case (7), hydraulic efficiency pressure system (8) and electric-control system (9);
Described hydraulic efficiency pressure system comprise fuel tank (8.1), with fuel tank (8.1) bonded assembly hydraulic actuating cylinder (5.8), connect at fuel tank (8.1) on the loop of hydraulic actuating cylinder (5.8) and be connected with oil suction fil (8.2), plunger pump (8.3), fire proof motor (8.4), explosion-proof by pass valve (8.5), pressure transformer (8.6), oil return fil (8.7), explosion-proof solenoid valve (8.8) in turn, also comprise and explosion-proof solenoid valve (8.8) bonded assembly energy storage (8.11) and the high-pressure ball valve (8.9) of controlling energy storage;
Described electric-control system (9) comprises Flameproof and intrinsically safe PLC electric cabinet (3), with Flameproof and intrinsically safe PLC electric cabinet (3) bonded assembly Flameproof and intrinsically safe I/O remote operation case (7), coder (1), flame-proof type electromagnetic starter (2), phonetic alarm (9.2) and chute blockage warning device (4) and power supply;
Described stop mechanism (5) comprises the band brake system and is with arresting agency down; Last band brake system is by brake beam assembly (5.18); Through bearing seat and brake beam assembly bonded assembly Zhi Chongliang (5.10); The upper joint sleeve (5.19) of captiveing joint, lower joint sleeve (5.24) with the S. A. in the brake beam assembly (5.18); Connecting rod (5.21), cylinder support (5.7), hydraulic actuating cylinder (5.8), guide rail (5.15) are formed; Connecting rod (5.21) is connected with bearing pin I (5.20) with upper joint sleeve (5.19), lower joint sleeve (5.24); Cylinder support (5.7) is fixed together with the column of frame, and cylinder support (5.7), hydraulic actuating cylinder (5.8), connecting rod (5.21), guide rail (5.15) are connected with bearing pin II (5.22) with bearing pin I (5.20); Under be with arresting agency by with brake beam assembly (5.18) bonded assembly under arrest axis tile (5.23); With arrest beam (5.5) under column (5.9) bonded assembly of frame and arrest connecting rod (5.16) down and form, arrest down beam (5.5), down arrest axis tile (5.23) and under arrest connecting rod (5.16) bolt together together; Stop mechanism (5) also comprises long support beam (5.4), short support beam (5.3) and diagonal ligament journal stirrup (5.1); Long support beam (5.4), short support beam (5.3), column (5.9), diagonal ligament journal stirrup (5.1) connect through the diagonal ligament bearing pin, and diagonal ligament journal stirrup (5.1) is captiveed joint with end link span (5.2).
2. mechanical electronic hydraulic gate-type combination belt break protection device according to claim 1, it is characterized in that: described frame comprises column (5.9), end link span (5.2), Zhi Chongliang (5.10), entablatrance (5.17), cross sill (5.26) and column (5.9); Column (5.9) and end link span (5.2) bolt up, Zhi Chongliang (5.10) and column (5.9) bolt up constitute the frame bogie side frame; Entablatrance (5.17) is connected with column (5.9), and cross sill (5.26) is connected with column (5.9), constitutes frame.
3. mechanical electronic hydraulic gate-type combination belt break protection device according to claim 1 and 2; It is characterized in that: bump rubber I (5.11), bump rubber box (5.12), bump rubber II (5.13) and back-up block (5.14) also are installed on frame; Bump rubber I (5.11), bump rubber box (5.12) are connected with Zhi Chongliang (5.10), and bump rubber II (5.13), back-up block (5.14) are connected with column (5.9); Guide rail (5.15) is connected with column (5.9).
4. mechanical electronic hydraulic gate-type according to claim 1 combination belt break protection device, it is characterized in that: said brake constitutes the gate-type structure, is across transportation frame both sides and perpendicular to the transportation frame.
5. a kind of mechanical electronic hydraulic gate-type combination belt break protection device according to claim 1; It is characterized in that: the operation pressure of said hydraulic efficiency pressure system (8) is provided with upper and lower bound; When system pressure is lower than down in limited time; Fire proof motor (8.4) starting automatically carries out ftercompction work, goes up in limited time when system pressure arrives, and fire proof motor (8.4) quits work automatically.
6. a kind of mechanical electronic hydraulic gate-type combination belt break protection device according to claim 1, it is characterized in that: said hydraulic efficiency pressure system (8) operation pressure is from energy storage (5.12), to discharge, and promotes oil cylinder (5.8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102348190A CN102417101A (en) | 2011-08-10 | 2011-08-10 | Electro-hydraulic gantry combined belt breakage protection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102348190A CN102417101A (en) | 2011-08-10 | 2011-08-10 | Electro-hydraulic gantry combined belt breakage protection device |
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| CN102417101A true CN102417101A (en) | 2012-04-18 |
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| CN2011102348190A Pending CN102417101A (en) | 2011-08-10 | 2011-08-10 | Electro-hydraulic gantry combined belt breakage protection device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102705274A (en) * | 2012-05-23 | 2012-10-03 | 中国重型机械研究院有限公司 | Belt-breaking protection system driven by hydraulic pressure |
| CN103708208A (en) * | 2014-01-10 | 2014-04-09 | 力博重工科技股份有限公司 | Broken-belt catching device comprehensive performance safety test system with buffer device |
| CN106185243A (en) * | 2015-06-23 | 2016-12-07 | 江苏师范大学 | A kind of Coal Transportation band protection device and method of work thereof |
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| SU1738740A1 (en) * | 1990-01-12 | 1992-06-07 | Сызранский завод тяжелого машиностроения | Stopping device of inclined belt conveyer |
| CN2150551Y (en) * | 1992-10-19 | 1993-12-22 | 山东南定热电厂 | Micrifying divider for coal sample |
| CN101068732A (en) * | 2005-06-25 | 2007-11-07 | 凤凰股份有限公司 | Device for monitoring a conveyor |
| 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 |
| KR20100118014A (en) * | 2009-04-27 | 2010-11-04 | 현대제철 주식회사 | Belt conveyor |
| CN101879983A (en) * | 2010-06-30 | 2010-11-10 | 徐州中部矿山设备有限公司 | Broken belt protecting device of gantry belt conveyor |
| RU2404107C1 (en) * | 2009-08-03 | 2010-11-20 | Государственное образовательное учреждение высшего профессионального образования "Санкт-Петербургский государственный горный институт имени Г.В. Плеханова (технический университет)" | Inclined belt conveyor |
| CN202245201U (en) * | 2011-08-10 | 2012-05-30 | 徐州中部矿山设备有限公司 | Gantry type combined broken belt protection device |
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2011
- 2011-08-10 CN CN2011102348190A patent/CN102417101A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1738740A1 (en) * | 1990-01-12 | 1992-06-07 | Сызранский завод тяжелого машиностроения | Stopping device of inclined belt conveyer |
| CN2150551Y (en) * | 1992-10-19 | 1993-12-22 | 山东南定热电厂 | Micrifying divider for coal sample |
| CN101068732A (en) * | 2005-06-25 | 2007-11-07 | 凤凰股份有限公司 | Device for monitoring a conveyor |
| 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 |
| KR20100118014A (en) * | 2009-04-27 | 2010-11-04 | 현대제철 주식회사 | Belt conveyor |
| RU2404107C1 (en) * | 2009-08-03 | 2010-11-20 | Государственное образовательное учреждение высшего профессионального образования "Санкт-Петербургский государственный горный институт имени Г.В. Плеханова (технический университет)" | Inclined belt conveyor |
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| CN202245201U (en) * | 2011-08-10 | 2012-05-30 | 徐州中部矿山设备有限公司 | Gantry type combined broken belt protection device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102705274A (en) * | 2012-05-23 | 2012-10-03 | 中国重型机械研究院有限公司 | Belt-breaking protection system driven by hydraulic pressure |
| CN102705274B (en) * | 2012-05-23 | 2014-12-10 | 中国重型机械研究院有限公司 | Belt-breaking protection system driven by hydraulic pressure |
| CN103708208A (en) * | 2014-01-10 | 2014-04-09 | 力博重工科技股份有限公司 | Broken-belt catching device comprehensive performance safety test system with buffer device |
| CN106185243A (en) * | 2015-06-23 | 2016-12-07 | 江苏师范大学 | A kind of Coal Transportation band protection device and method of work thereof |
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Application publication date: 20120418 |