CN103771109A - Scraper conveyer tension detection device - Google Patents
Scraper conveyer tension detection device Download PDFInfo
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- CN103771109A CN103771109A CN201410060754.6A CN201410060754A CN103771109A CN 103771109 A CN103771109 A CN 103771109A CN 201410060754 A CN201410060754 A CN 201410060754A CN 103771109 A CN103771109 A CN 103771109A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G19/00—Conveyors comprising an impeller or a series of impellers carried by an endless traction element and arranged to move articles or materials over a supporting surface or underlying material, e.g. endless scraper conveyors
- B65G19/04—Conveyors comprising an impeller or a series of impellers carried by an endless traction element and arranged to move articles or materials over a supporting surface or underlying material, e.g. endless scraper conveyors for moving bulk material in open troughs or channels
- B65G19/06—Conveyors comprising an impeller or a series of impellers carried by an endless traction element and arranged to move articles or materials over a supporting surface or underlying material, e.g. endless scraper conveyors for moving bulk material in open troughs or channels the impellers being scrapers similar in size and shape to the cross-section of the trough or channel
- B65G19/08—Conveyors comprising an impeller or a series of impellers carried by an endless traction element and arranged to move articles or materials over a supporting surface or underlying material, e.g. endless scraper conveyors for moving bulk material in open troughs or channels the impellers being scrapers similar in size and shape to the cross-section of the trough or channel and attached to a single belt, rope or chain
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2203/00—Indexing code relating to control or detection of the articles or the load carriers during conveying
- B65G2203/04—Detection means
- B65G2203/042—Sensors
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Abstract
The invention relates to a scraper conveyer tension detection device and belongs to the technical field of tension detection and transmission. The detection device real-timely and accurately monitors tension of a chain ring when a down hole scraper conveyer works, stores data obtained from testing, and performs real-time and accurate monitoring and data storage on accelerated speeds of the chain ring. The scraper conveyer tension detection device comprises a scraper, a beam, a tension detection system and an accelerated speed detection system, wherein the beam, the tension detection system and the accelerated speed detection system are fixed on the scraper, the tension detection system consists of a tension detection mechanism, a first power supply, a first analog/digital (A/D) converter, and a first data memory, the tension detection mechanism consists of the chain ring and a stress tester fixed on the chain ring, a chain ring slot is formed in the scraper, the chain ring is arranged in the chain ring slot and fixed through the beam arranged at the bottom of the scraper, and the accelerated speed detection system consists of a second power supply, an accelerated speed sensor, a second A/D converter and a second data memory.
Description
Technical field
The invention belongs to tension force and detect and transmission technique field, relate to a kind of slat conveyer tension detecting device.
Background technology
At present, coal production application slat conveyer is very extensive, it is one of major equipment for transporting, mainly bear in the course of the work larger static weight and live load, and fault has more on present scraper plate chain link, once overtension or too small, will there is chain rupture and stop produce, or loose chain, chain pile up and impact is produced, so detect very necessary to the tension force of scraper plate chain link.
Application number is the Chinese patent " device for measuring tension of scraper conveyer chain " of 201532274U, adopt moment test spanner form, the tension force of main test slat conveyer quiescence chain after tensioning, the shortcoming of this scheme is: can only test chain tension force under static state, tension force can not test chain operation time, cannot realize the test of chain tension force under operating mode.
Application number is the Chinese patent " scraper conveyer chain monitoring device " of 202575327U, while adopting chain-driving scraper plate to move forward, through the projection with Hall element, thereby touch projection monitoring chain by scraper plate, the shortcoming of this scheme is: only have and could produce signal when with the projection of Hall element when scraper plate, signal is interrupted, and can not realize real-time monitoring and measurement.
Summary of the invention
The problem existing for prior art, the invention provides a kind of slat conveyer tension detecting device, this detecting device carries out in real time, monitors accurately the tension force on chain link in the time that underground scraper conveyor is worked, the data that storage test obtains, the acceleration/accel of chain link is carried out in real time, monitored accurately and data storing simultaneously, the tension force research being subject to for slat conveyer chain link provides accurate data.
To achieve these goals, the present invention adopts following technical scheme: a kind of slat conveyer tension detecting device, comprises scraper plate and be fixed on crossbeam, tension detection system and the acceleration detection system on scraper plate; Tension detection system is made up of tension-detecting mechanism, the first power supply, the first A/D converter, the first data memory, tension-detecting mechanism is made up of chain link and the stress test device being fixed on chain link, on scraper plate, there is chain annular groove, chain link is arranged in chain annular groove, and fixes by the crossbeam that is arranged on scraper plate bottom; Acceleration detection system is made up of second source, acceleration pick-up, the second A/D converter and the second data memory.
The positive and negative electrode of described the first power supply is connected with the positive and negative electrode of the first A/D converter by connection lead respectively, the positive and negative electrode of the first power supply is connected with the positive and negative electrode of the first data memory by connection lead respectively, the positive pole of the first power supply is connected with the positive pole of stress test device by connection lead, the negative pole of stress test device is connected with the positive pole of the input end of the first A/D converter by connection lead, and the negative pole of the input end of the first A/D converter is connected with the negative pole of the first power supply by connection lead; The positive and negative electrode of the mouth of the first A/D converter is connected with the positive and negative electrode of writing entrance of the first data memory by connection lead respectively.
The positive and negative electrode of described second source is connected with the positive and negative electrode of acceleration pick-up by connection lead respectively, the positive and negative electrode of second source is connected with the positive and negative electrode of the second A/D converter by connection lead respectively, and the positive and negative electrode of second source is connected with the positive and negative electrode of the second data memory by connection lead respectively; The positive and negative electrode of the mouth of acceleration pick-up is connected with the positive and negative electrode of the input end of the second A/D converter by connection lead respectively; The positive and negative electrode of the mouth of the second A/D converter is connected with the positive and negative electrode of writing entrance of the second data memory by connection lead respectively.
On described scraper plate, be provided with through wires hole, be provided with wiring groove in the bottom of described scraper plate, through wires hole is connected with wiring groove, and described connection lead is arranged in through wires hole and wiring groove.
Bottom, two ends at described scraper plate is respectively arranged with left and right groove, and described acceleration detection system is arranged in left groove, and the first power supply of described tension detection system, the first A/D converter, the first data memory are arranged in right groove.
Be fixed with acceleration detection system baffle plate and tension detection system baffle plate in the bottom of described scraper plate, acceleration detection system baffle plate is corresponding with left groove, and tension detection system baffle plate is corresponding with right groove.
In the middle top surface of described chain link, be provided with groove, groove is positioned at the chain annular groove of scraper plate, and described stress test device is fixed in groove.
Beneficial effect of the present invention:
The tension force that detecting device of the present invention can be subject to the chain link of slat conveyer in down-hole and the acceleration/accel of chain link carry out real-time testing, avoid the complex labour of aboveground detection, improve the reliability of work, reduce productive costs, the real-time change data of the tension force simultaneously chain link of slat conveyer being subject to are stored, so that the running state to slat conveyer and parameter are carried out analytical calculation.
Accompanying drawing explanation
Fig. 1 is the structural representation of slat conveyer tension detecting device of the present invention;
Fig. 2 is the birds-eye view of Fig. 1;
Fig. 3 is the structural representation of the tension-detecting mechanism of Fig. 1;
Fig. 4 is the schematic circuit diagram of tension detection system of the present invention;
Fig. 5 is the schematic circuit diagram of acceleration detection system of the present invention
In figure, 1-bolt of rear end plate, 2-acceleration detection system baffle plate, 3-acceleration detection system, 31-second source, 32-acceleration pick-up, the 33-the second A/D converter, the 34-the second data memory, 4-bolt, 5-spring washer, 6-nut, 7-tension-detecting mechanism, 71-stress test device, 72-chain link, 73-groove, 8-crossbeam, 9-tension detection system baffle plate, the 10-the first A/D converter, the 11-the first data memory, 12-scraper plate, 13-chain annular groove, 14-wiring groove, 15-through wires hole, 16-left groove, 17-right groove, the 18-the first power supply.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
As shown in Fig. 1～5, a kind of slat conveyer tension detecting device, comprises scraper plate 12 and is fixed on crossbeam 8, tension detection system and the acceleration detection system 3 on scraper plate 12; Tension detection system is made up of tension-detecting mechanism 7, the first power supply 18, the first A/D converter 10, the first data memory 11, tension-detecting mechanism 7 is made up of chain link 72 and the stress test device 71 being fixed on chain link 72, the tension force that when tension-detecting mechanism 7 moves for detection of slat conveyer, chain link 72 is subject to, scraper plate 12 bottoms have chain annular groove 13, chain link 72 is arranged in chain annular groove 13, and fixes by the crossbeam 8 that is arranged on scraper plate 12 bottoms; Acceleration detection system 3 is made up of second source 31, acceleration pick-up 32, the second A/D converter 33 and the second data memory 34.
The positive and negative electrode of described the first power supply 18 is connected with the positive and negative electrode of the first A/D converter 10 by connection lead respectively, the positive and negative electrode of the first power supply 18 is connected with the positive and negative electrode of the first data memory 11 by connection lead respectively, realizes the first power supply 18 and powers to the first A/D converter 10 and the first data memory 11; The positive pole of the first power supply 18 is connected with the positive pole of stress test device 71 by connection lead, the negative pole of stress test device 71 is connected with the positive pole of the input end of the first A/D converter 10 by connection lead, and this loop has formed the analog acquisition loop of the tension force that chain link 72 is subject to; The negative pole of the input end of the first A/D converter 10 is connected with the negative pole of the first power supply 18 by connection lead; The positive and negative electrode of the mouth of the first A/D converter 10 is connected with the positive and negative electrode of writing entrance of the first data memory 11 by connection lead respectively, realizes the real-time preservation of the tension force digital quantity that chain link 72 is subject to.
The positive and negative electrode of described second source 31 is connected with the positive and negative electrode of acceleration pick-up 32 by connection lead respectively, the positive and negative electrode of second source 31 is connected with the positive and negative electrode of the second A/D converter 33 by connection lead respectively, the positive and negative electrode of second source 31 is connected with the positive and negative electrode of the second data memory 34 by connection lead respectively, realizes second source 31 and powers to acceleration pick-up 32, the second A/D converter 33 and the second data memory 34; The positive and negative electrode of the mouth of acceleration pick-up 32 is connected with the positive and negative electrode of the input end of the second A/D converter 33 by connection lead respectively, and this loop has formed the analog acquisition loop of the real time acceleration of chain link 72; The positive and negative electrode of the mouth of the second A/D converter 33 is connected with the positive and negative electrode of writing entrance of the second data memory 34 by connection lead respectively, realizes the real-time preservation of the real time acceleration digital quantity of chain link 72.
On described scraper plate 12, be provided with through wires hole 15; be provided with wiring groove 14 in the bottom of described scraper plate 12; through wires hole 15 is connected with wiring groove 14, and described connection lead is arranged in through wires hole 15 and wiring groove 14, and through wires hole 15 and wiring groove 14 are for fixing, protection connection lead.
Bottom, two ends at described scraper plate 12 is respectively arranged with left and right groove, described acceleration detection system 3 is arranged in left groove 16, and the first power supply 18, the first A/D converter 10 and first data memory 11 of described tension detection system are arranged in right groove 17.
Be fixed with acceleration detection system baffle plate 2 and tension detection system baffle plate 9 in the bottom of described scraper plate 12, acceleration detection system baffle plate 2 is corresponding with left groove 16, for fixing, protection acceleration detection system 3; Tension detection system baffle plate 9 is corresponding with right groove 17, for the first power supply 18, the first A/D converter 10 and the first data memory 11 fixing, protection tension detection system.
Described acceleration detection system baffle plate 2 and tension detection system baffle plate 9 are all fixed on the bottom of scraper plate 12 by bolt of rear end plate 1.
In the middle top surface of described chain link 72, be provided with groove 73, groove 73 is positioned at the chain annular groove 13 of scraper plate 12, and stress test device 71 is fixed in groove 73, and that scraper plate 12 plays is fixing, the effect of protection stress test device 71.
Described crossbeam 8 is fixed on scraper plate by bolt 4, nut 6, and is provided with spring washer 5 on bolt 4, between nut 6 and scraper plate 12.
What described scraper plate 12, crossbeam 8 and chain link 72 adopted is all that model is scraper plate, crossbeam and the chain link of SGW-250 type slat conveyer; The model of described stress test device 71 is: BHF350-6AA-T; The model of described the first power supply 18, second source 31 is: BR-AGCF2W; The model of described the first data memory 11, the second data memory 34 is: CF-32G1000X SLC; The chip model that described the first A/D converter 10, the second A/D converter 33 adopt is: TM7707/8; The model of described acceleration pick-up 32 is: MMA7361.
Below in conjunction with accompanying drawing, a use procedure of the present invention is described:
As shown in Fig. 1～5, remove the chain link 72 and one of them scraper plate 12 of slat conveyer, on scraper plate 12, be provided with left and right groove, wiring groove 14 and through wires hole 15, degree of will speed up checking system 3 is arranged in the left groove 16 of scraper plate 12, and the first power supply 18, the first A/D converter 10 and first data memory 11 of tension detection system are arranged in the right groove 17 of scraper plate 12; By being arranged on the connection lead in wiring groove 14 and through wires hole 15, each several part element is linked together.By acceleration detection system baffle plate 2, acceleration detection system 3 is realized to fixing and protection, by tension detection system baffle plate 9, the first power supply 18, the first A/D converter 10 and the first data memory 11 are realized to fixing and protection; Tension-detecting mechanism 7 is packed in the chain annular groove 13 of scraper plate 12, and be fixed by crossbeam 8, form detecting device of the present invention.
By in detecting device access slat conveyer of the present invention, open slat conveyer, along with the running of chain link 72, the tension force analog value that when stress test device 71 records slat conveyer operation, chain link 72 is subject to, stress test device 71 is transported to the tension force analog value recording in the first A/D converter 10 by connection lead, analog value is converted to tension force digital value by the first A/D converter 10, and tension force digital value is stored in the first data memory 11, after shutdown, read the tension force digital value in the first data memory 11, can obtain tension force that slat conveyer when work chain link 72 is subject in real time, accurate monitoring data, simultaneously, along with the running of chain link 72, the acceleration simulation value of chain link 72 when acceleration pick-up 32 records slat conveyer operation, acceleration pick-up 32 is transported to the acceleration simulation value recording in the second A/D converter 33 by connection lead, the second A/D converter 33 degree of will speed up analog values are converted to acceleration/accel digital value, and degree of will speed up digital value is stored in the second data memory 34, after shutdown, read the acceleration/accel digital value in the second data memory 34, can obtain acceleration/accel that slat conveyer when work chain link 72 is subject in real time, accurate monitoring data.
Claims (7)
1. a slat conveyer tension detecting device, is characterized in that comprising scraper plate and is fixed on crossbeam, tension detection system and the acceleration detection system on scraper plate; Tension detection system is made up of tension-detecting mechanism, the first power supply, the first A/D converter, the first data memory, tension-detecting mechanism is made up of chain link and the stress test device being fixed on chain link, on scraper plate, there is chain annular groove, chain link is arranged in chain annular groove, and fixes by the crossbeam that is arranged on scraper plate bottom; Acceleration detection system is made up of second source, acceleration pick-up, the second A/D converter and the second data memory.
2. slat conveyer tension detecting device according to claim 1, just it is characterized in that described the first power supply, negative pole respectively by connection lead and the first A/D converter just, negative pole is connected, the first power supply just, negative pole respectively by connection lead and the first data memory just, negative pole is connected, the positive pole of the first power supply is connected with the positive pole of stress test device by connection lead, the negative pole of stress test device is connected with the positive pole of the input end of the first A/D converter by connection lead, the negative pole of the input end of the first A/D converter is connected with the negative pole of the first power supply by connection lead, the positive and negative electrode of the mouth of the first A/D converter is connected with the positive and negative electrode of writing entrance of the first data memory by connection lead respectively.
3. slat conveyer tension detecting device according to claim 1, the positive and negative electrode that it is characterized in that described second source is connected with the positive and negative electrode of acceleration pick-up by connection lead respectively, the positive and negative electrode of second source is connected with the positive and negative electrode of the second A/D converter by connection lead respectively, and the positive and negative electrode of second source is connected with the positive and negative electrode of the second data memory by connection lead respectively; The positive and negative electrode of the mouth of acceleration pick-up is connected with the positive and negative electrode of the input end of the second A/D converter by connection lead respectively; The positive and negative electrode of the mouth of the second A/D converter is connected with the positive and negative electrode of writing entrance of the second data memory by connection lead respectively.
4. slat conveyer tension detecting device according to claim 1, it is characterized in that being provided with through wires hole on described scraper plate, bottom at described scraper plate is provided with wiring groove, and through wires hole is connected with wiring groove, and described connection lead is arranged in through wires hole and wiring groove.
5. slat conveyer tension detecting device according to claim 1, it is characterized in that being respectively arranged with left and right groove in the bottom, two ends of described scraper plate, described acceleration detection system is arranged in left groove, and the first power supply of described tension detection system, the first A/D converter, the first data memory are arranged in right groove.
6. slat conveyer tension detecting device according to claim 5, it is characterized in that being fixed with in the bottom of described scraper plate acceleration detection system baffle plate and tension detection system baffle plate, acceleration detection system baffle plate is corresponding with left groove, and tension detection system baffle plate is corresponding with right groove.
7. slat conveyer tension detecting device according to claim 1, is characterized in that being provided with groove in the middle top surface of described chain link, and groove is positioned at the chain annular groove of scraper plate, and described stress test device is fixed in groove.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410060754.6A CN103771109B (en) | 2014-02-21 | 2014-02-21 | A kind of slat conveyer tension detecting device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410060754.6A CN103771109B (en) | 2014-02-21 | 2014-02-21 | A kind of slat conveyer tension detecting device |
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| CN103771109A true CN103771109A (en) | 2014-05-07 |
| CN103771109B CN103771109B (en) | 2015-12-23 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104150188A (en) * | 2014-07-16 | 2014-11-19 | 中国矿业大学(北京) | Tension wireless detecting system for round-link chain of scraper conveyor |
| CN104609135A (en) * | 2014-12-30 | 2015-05-13 | 辽宁工程技术大学 | Chain fault monitoring device for scraper conveyer |
| CN104792565A (en) * | 2015-04-29 | 2015-07-22 | 辽宁工程技术大学 | Test system for testing complete mechanical characteristics of fully-mechanized coal mining of cola plough |
| CN107777288A (en) * | 2017-11-06 | 2018-03-09 | 中国矿业大学 | A kind of drag conveyor chain rupture real-time monitoring system and monitoring method |
| CN109625791A (en) * | 2018-12-04 | 2019-04-16 | 太原理工大学 | Drag conveyor with tension monitoring function |
| CN117686205A (en) * | 2023-12-12 | 2024-03-12 | 山东丰源宏科装备科技有限公司 | Scraper conveyor assembly performance detection equipment |
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| CN203714729U (en) * | 2014-02-21 | 2014-07-16 | 辽宁工程技术大学 | Tension detection device of scraper conveyer |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104150188A (en) * | 2014-07-16 | 2014-11-19 | 中国矿业大学(北京) | Tension wireless detecting system for round-link chain of scraper conveyor |
| CN104609135A (en) * | 2014-12-30 | 2015-05-13 | 辽宁工程技术大学 | Chain fault monitoring device for scraper conveyer |
| CN104792565A (en) * | 2015-04-29 | 2015-07-22 | 辽宁工程技术大学 | Test system for testing complete mechanical characteristics of fully-mechanized coal mining of cola plough |
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| CN107777288A (en) * | 2017-11-06 | 2018-03-09 | 中国矿业大学 | A kind of drag conveyor chain rupture real-time monitoring system and monitoring method |
| CN107777288B (en) * | 2017-11-06 | 2019-10-01 | 中国矿业大学 | A kind of drag conveyor chain rupture real-time monitoring system and monitoring method |
| CN109625791A (en) * | 2018-12-04 | 2019-04-16 | 太原理工大学 | Drag conveyor with tension monitoring function |
| CN117686205A (en) * | 2023-12-12 | 2024-03-12 | 山东丰源宏科装备科技有限公司 | Scraper conveyor assembly performance detection equipment |
| CN117686205B (en) * | 2023-12-12 | 2024-05-14 | 山东丰源宏科装备科技有限公司 | Scraper conveyor assembly performance detection equipment |
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