CN103569626B - Torque-type broken-belt capturing device - Google Patents
Torque-type broken-belt capturing device Download PDFInfo
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- CN103569626B CN103569626B CN201310555439.6A CN201310555439A CN103569626B CN 103569626 B CN103569626 B CN 103569626B CN 201310555439 A CN201310555439 A CN 201310555439A CN 103569626 B CN103569626 B CN 103569626B
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Abstract
The invention discloses a torque-type broken-belt capturing device comprising a device frame, upper cross beams, lower cross beams, an upper supporting frame, an upper connection disc, a fixed disc, a spring case, an upper rotating arm, an upper friction block, an upper carrier roller, a lower supporting frame, a lower connection disc, a lower rotating arm, a lower friction block, a lower carrier roller and a volute spiral spring. The torque-type broken-belt capturing device is reasonable and compact in structure, broken-belt capturing is achieved through the tension of conveying belts of an induction belt type conveyor, incorrect operation caused by shutting down or reversion of the conveyor is prevented, when belt breaking exists in the belt type conveyor, the upper conveying belt and the lower conveying belt can be captured effectively at the same time, the reliability is high, the upper friction block and the lower friction block make contact with the faces of the conveying belts, damage to the conveying belts is reduced effectively, and the service life of the conveying belts is prolonged.
Description
Technical field
The present invention relates to a kind of torsion type broken belt catcher.
Background technology
The catching device of current belt conveyer protection has multiple technologies scheme, but considerable part wherein all have employed swing brake shoe formula principle.Wedge shape brake shoe in these catching devices is fixed on upper rack or outside, when there is broken belt, driving brake shoe to swing, reduce the gap between brake shoe and drive wheel by certain Power Drive Unit, implement to arrest to belt.If divided according to propulsion source difference, two kinds can be divided into: i.e. friction-driving and electric-liquid type; The former driven roller is positioned at below load-transfer device, and be centering type or ratchet inverse-stopping type, when load-transfer device normally runs, drive wheel normally rotates.During broken belt, the friction force utilizing load-transfer device to drive in the wrong direction to produce makes driven roller drive transmission device action, and brake shoe is arrested; The latter utilizes broken belt detecting sensor to check broken belt signal, drives brake shoe action to implement to arrest by electro-hydraulic device.
All there are one or more shortcomings following in above-mentioned catching device scheme, is mainly: the first, and catching device and conveyer share a frame, and its intensity is lower, and when arresting, frame may produce distortion; The second, only arrest load-transfer device both sides of the edge part when arresting, arrest block and load-transfer device area of contact is little, large to load-transfer device infringement; 3rd, drive disk assembly is many, and dust and material are easy to the motion of blocking movable part, reduce the reliability of arresting; 4th, because they are that when utilizing load-transfer device antikinesis, catching device action is sent out in generation place, so make load-transfer device short range reverse fashion when upper conveyor stops, be easy to cause misoperation.
Torsion type broken belt catcher of the present invention is rational in infrastructure compact, the tension force of induction belt of belt conveyor is relied on to realize broken-belt catching, can not stop because of conveyer or reverse and misoperation occurs, during belt conveyer generation belt phenomenon, can ensure that upper and lower load-transfer device is arrested simultaneously by actv., reliability is high, and upper and lower friction shoe contacts with conveying zone face, effectively reduce the damage to load-transfer device, extend the service life of load-transfer device.
Summary of the invention
The object of this invention is to provide a kind of torsion type broken belt catcher.
The object of the invention is to be achieved through the following technical solutions:
Torsion type broken belt catcher of the present invention, comprises frame, entablatrance, cross sill, upper support frame, upper terminal pad, reaction plate, spring case, upper pivot arm, upper friction shoe, upper supporting roller, lower support frame, lower terminal pad, lower pivot arm, lower friction shoe, snub pulley and volute spiral spring.Entablatrance and frame are bolted, cross sill and frame are bolted, upper support frame is connected by upper terminal pad with frame, upper terminal pad is located at inside frame, upper terminal pad and frame are bolted, reaction plate is located at outside frame, reaction plate and frame are bolted, spring case is connected by volute spiral spring with upper support frame, volute spiral spring one end is located in the groove of upper support frame, the other end is connected with spring case, upper pivot arm and spring case are bolted, upper friction shoe is located at pivot arm front end, upper friction shoe is connected by socket head cap screw with upper pivot arm, upper supporting roller is located on the upside of pivot arm, lower support frame is connected by lower terminal pad with frame, lower terminal pad is located at outside frame, lower terminal pad and frame are bolted, lower support frame and lower terminal pad interference fit, lower pivot arm and lower support frame interference fit, lower friction shoe is located at lower pivot arm front end, lower friction shoe is connected by socket head cap screw with lower pivot arm, snub pulley is located on the downside of lower pivot arm.
As seen from the above technical solution provided by the invention, torsion type broken belt catcher of the present invention, rational in infrastructure compact, the tension force of induction belt of belt conveyor is relied on to realize broken-belt catching, can not stop because of conveyer or reverse and misoperation occurs, during belt conveyer generation belt phenomenon, can ensure that upper and lower load-transfer device is arrested simultaneously by actv., reliability is high, upper and lower friction shoe contacts with conveying zone face, effectively reduce the damage to load-transfer device, extend the service life of load-transfer device.
Accompanying drawing explanation
Fig. 1 is that torsion type broken belt catcher is at the normal run time organization schematic diagram of belt conveyer;
Fig. 2 is torsion type broken belt catcher structural representation when belt conveyer generation broken belt;
Fig. 3 is the main TV structure schematic diagram of torsion type broken belt catcher.
Detailed description of the invention
Torsion type broken belt catcher of the present invention, its preferably detailed description of the invention as shown in Figure 1, Figure 2, Figure 3 shows, torsion type broken belt catcher comprises frame 1, entablatrance 2, cross sill 3, upper support frame 4, upper terminal pad 5, reaction plate 16, spring case 6, upper pivot arm 7, upper friction shoe 8, upper supporting roller 9, lower support frame 10, lower terminal pad 11, lower pivot arm 12, lower friction shoe 13, snub pulley 14 and volute spiral spring 15.
Entablatrance 2 and frame 1 are bolted, cross sill 3 and frame 1 are bolted, upper support frame 4 is connected by upper terminal pad 5 with frame 1, upper terminal pad 5 is located at inside frame 1, upper terminal pad 5 is bolted with frame 1, reaction plate 16 is located at outside frame 1, reaction plate 16 and frame 1 are bolted, spring case 6 is connected by volute spiral spring 15 with upper support frame 4, volute spiral spring 15 one end is located in the groove of upper support frame 4, the other end is connected with spring case 6, upper pivot arm 7 is bolted with spring case 6, upper friction shoe 8 is located at pivot arm 7 front end, upper friction shoe 8 is connected by socket head cap screw with upper pivot arm 7, upper supporting roller 9 is located on the upside of pivot arm 7, lower support frame 10 is connected by lower terminal pad 11 with frame 1, lower terminal pad 11 is located at outside frame 1, lower terminal pad 11 is bolted with frame 1, lower support frame 10 and lower terminal pad 11 interference fit, lower pivot arm 12 and lower support frame 10 interference fit, lower friction shoe 13 is located at lower pivot arm 12 front end, lower friction shoe 13 is connected by socket head cap screw with lower pivot arm 12, snub pulley 14 is located on the downside of lower pivot arm 12.
Torsion type broken belt catcher of the present invention has following innovative point:
The spring case of torsion type broken belt catcher is connected by volute spiral spring with upper support frame, volute spiral spring one end is located in the groove of upper support frame, the other end is connected with spring case, and the power decrement that during broken-belt catching, volute spiral spring provides is little, can ensure the reliability of broken-belt catching by actv.;
The frame of torsion type broken belt catcher adopts integral structure, can ensure that torsion type broken belt catcher be that inside is stressed when broken-belt catching by actv., improve the safety of broken belt catcher, can the vibration of actv. equipment when preventing broken-belt catching;
Upper friction shoe and the lower friction shoe of torsion type broken belt catcher adopt high molecular abrasion-proof material to make, and effectively reduce the damage of broken belt catcher to load-transfer device, extend the service life of load-transfer device.
Be described further below in conjunction with the principle of work of accompanying drawing to torsion type broken belt catcher:
When belt conveyer normally runs, as shown in Figure 1, rely on the tension force of load-transfer device, upper supporting roller on the upside of upper pivot arm contacts with load-transfer device, can rotate with the operation of belt conveyer, now volute spiral spring is in tension, and the snub pulley on the downside of lower pivot arm contacts with load-transfer device, can rotate with the operation of belt conveyer;
When belt conveyer generation broken belt accident, as shown in Figure 2, (this is load-transfer device generation broken belt the moment of fault in the tension force meeting rapid drawdown of load-transfer device, energizing signal the most accurately), load-transfer device occurs relax and glide, now go up pivot arm rotate up under volute spiral spring torsion and load-transfer device are to the driving of friction shoe friction force until on formed between friction shoe and entablatrance and arrest gap and arrest load-transfer device, lower pivot arm is rotated down to be formed between cross sill and arrests gap and arrest load-transfer device under self gravitation effect, thus effectively implement to arrest, Accident prevention occurs further.
Beneficial effect of the present invention
Rational in infrastructure compact;
Rely on the tension force of induction belt of belt conveyor to realize broken-belt catching, can not stop because of conveyer or reverse there is misoperation;
During belt conveyer generation belt phenomenon, can ensure that upper and lower load-transfer device is arrested simultaneously by actv., reliability is high;
Upper and lower friction shoe contacts with conveying zone face, effectively reduces the damage to load-transfer device, extends the service life of load-transfer device.
The above; be only the present invention's preferably detailed description of the invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.
Claims (2)
1. a torsion type broken belt catcher, it is characterized in that, described torsion type broken belt catcher comprises frame, entablatrance, cross sill, upper support frame, upper terminal pad, reaction plate, spring case, upper pivot arm, upper friction shoe, upper supporting roller, lower support frame, lower terminal pad, lower pivot arm, lower friction shoe, snub pulley and volute spiral spring, described entablatrance and described frame are bolted, described cross sill and described frame are bolted, described upper support frame is connected by described upper terminal pad with described frame, described upper terminal pad is located at inside described frame, described upper terminal pad and described frame are bolted, described reaction plate is located at outside described frame, described reaction plate and described frame are bolted, described upper pivot arm and described spring case are bolted, described upper friction shoe is located at described upper pivot arm front end, described upper friction shoe is connected by socket head cap screw with described upper pivot arm, described upper supporting roller is located on the upside of described upper pivot arm, described lower support frame is connected by described lower terminal pad with described frame, described lower terminal pad is located at outside described frame, described lower terminal pad and described frame are bolted, described lower support frame and described lower terminal pad interference fit, described lower pivot arm and described lower support frame interference fit, described lower friction shoe is located at described lower pivot arm front end, described lower friction shoe is connected by socket head cap screw with described lower pivot arm, described snub pulley is located on the downside of described lower pivot arm.Described spring case is connected by described volute spiral spring with described upper support frame, and described volute spiral spring one end is located in the groove of described upper support frame, and the other end is connected with described spring case.
2. torsion type broken belt catcher according to claim 1, is characterized in that, described frame adopts integral structure.
3. torsion type broken belt catcher according to claim 1, is characterized in that, described upper friction shoe and described lower friction shoe adopt high molecular abrasion-proof material to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310555439.6A CN103569626B (en) | 2013-11-11 | 2013-11-11 | Torque-type broken-belt capturing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310555439.6A CN103569626B (en) | 2013-11-11 | 2013-11-11 | Torque-type broken-belt capturing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103569626A CN103569626A (en) | 2014-02-12 |
| CN103569626B true CN103569626B (en) | 2015-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310555439.6A Active CN103569626B (en) | 2013-11-11 | 2013-11-11 | Torque-type broken-belt capturing device |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104909139B (en) * | 2015-05-29 | 2017-03-22 | 山东力科利特机电科技股份有限公司 | Constant-torque integral broken belt catching device and catching method thereof |
| CN107814163B (en) * | 2017-11-22 | 2023-08-04 | 山东诺泰机电设备有限公司 | Mechanical broken belt capturing device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009042831A1 (en) * | 2007-09-27 | 2009-04-02 | Turkington Usa, Llc | Oven drive load measuring system |
| CN102381549B (en) * | 2011-10-26 | 2013-10-02 | 中信机电制造公司科研设计院 | Capturing device for broken belt of belt conveyer |
| CN102849434B (en) * | 2012-10-22 | 2014-07-16 | 中国矿业大学 | Full-section belt breakage protecting device for belt-type conveyer |
| CN103043395B (en) * | 2013-01-16 | 2014-11-19 | 中国矿业大学 | Automatic trigger broken belt capturing device for belt conveyer |
| CN203529357U (en) * | 2013-11-11 | 2014-04-09 | 力博重工科技股份有限公司 | Torque-type broken belt catching device |
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