CN101767711B - Three-in-one belt longitudinal tearing protector - Google Patents
Three-in-one belt longitudinal tearing protector Download PDFInfo
- Publication number
- CN101767711B CN101767711B CN2008102473466A CN200810247346A CN101767711B CN 101767711 B CN101767711 B CN 101767711B CN 2008102473466 A CN2008102473466 A CN 2008102473466A CN 200810247346 A CN200810247346 A CN 200810247346A CN 101767711 B CN101767711 B CN 101767711B
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- rotating shaft
- vertical
- longitudinal tearing
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- belt longitudinal
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- 230000001012 protector Effects 0.000 title claims abstract description 22
- 239000003245 coal Substances 0.000 claims abstract description 30
- 230000004224 protection Effects 0.000 abstract description 20
- 230000007246 mechanism Effects 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract 1
- 239000002390 adhesive tape Substances 0.000 description 13
- 239000000463 material Substances 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000005303 weighing Methods 0.000 description 4
- 230000001939 inductive effect Effects 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009510 drug design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The invention discloses a three-in-one belt longitudinal tearing protector, which comprises a support, a rotating shaft, a longitudinal tearing protection component and a sensing component, wherein the longitudinal tearing protection component is rotationally connected with the support around the rotating shaft; and the sensing component is fixed on the support. The belt longitudinal tearing protector is compact in structure and strong in applicability, can detect phenomena of the puncture, tearing and coal dropping of a belt surface, coal entrainment of a lower belt surface and the like of a belt conveyer and make response and action effectively and timely; three protection mechanisms are combined together, the complete set of protection mechanisms operates as long as one or two of the protecting mechanisms operate; and the three-in-one belt longitudinal tearing protector has the advantages of simple installation and convenient maintenance, and one set of protection mechanisms only comprises a power supply and a magnetic proximity switch.
Description
Technical field
The present invention relates to a kind of belt transmission equipment, relate in particular to a kind of belt longitudinal tearing protector.
Background technology
In the transporting of coal, the anti-vertical of adhesive tape torn the difficult problem that protection is the puzzlement personnel always, goes back neither one actv. solution so far.
Existing adhesive tape is indulged to tear to protect dragline type, Weighing type, spillplate formula or the like.
Wherein, tear in the protection in that the dragline type adhesive tape is anti-vertical: under the adhesive tape zone face of upper strata according to the adhesive tape radian, cross a steel rope apart from the place of zone face certain distance (for example about 3cm); steel rope one end is fixed; one end with link to each other near switch or travel switch; when zone face is punctured or zone face moves to the steel rope place when breakage is arranged, scrapes steel rope and drive near switch or travel switch action.
Tear in the protected mode in that the board-like adhesive tape of weighing is anti-vertical: place a battery lead plate (keyboard of similar computing machine) that is covered with conductive rubber in adhesive tape zone face by-level up and down; the length of described battery lead plate is identical with protected adhesive tape zone face width; conductive rubber does not contact with battery lead plate under the normal circumstances; after zone face is torn on the adhesive tape; material is unrestrained to battery lead plate; pressing the quartz conductor conductive rubber makes it contact (similar computer keyboard is pressed) with electrode; electrode is by short circuit, thereby makes control box send actuating signal.
Tear in the protection anti-the indulging of spillplate formula adhesive tape: placing a vertical plate washer in the middle of the adhesive tape zone face up and down with lower belt surface; plate washer length is identical with protected adhesive tape zone face width; height can rationally be adjusted according to the distance of last lower belt surface; and keep certain distance between the lower belt surface; fixing rotating shaft is equipped with on the top of plate washer, after zone face is torn on the adhesive tape behind the unrestrained belt on earth of material, because the motion of tail band face is being with material to promote plate washer; plate washer is rotated around rotating shaft, thereby drive the sensor action.
Be effective protective tapes, often a belt feeder is installed the above-mentioned multiple anti-vertical protection of tearing.Therefore, the misoperation number of times of protection just increases along with the increase of protection kind, and the input of equipment and the cost of maintenance be also with regard to corresponding increase, thereby caused the waste of very big human and material resources.
Summary of the invention
At the defective of prior art, the purpose of this invention is to provide a kind of
Belt longitudinal tearing protector provided by the invention comprises: support, rotating shaft, vertical guard block and the sensing element of tearing, and the vertical guard block that tears is rotationally connected around rotating shaft and described support, and sensing element is fixed on the described support.
Preferably; the described vertical guard block that tears comprises long-pending coal plate, spillplate, vertical bar, balance shaft and the counterweight of tearing that is fixed together; wherein; long-pending coal plate level is provided with; long-pending coal plate is vertical mutually with spillplate, and the vertical bar that tears is connected long-pending coal plate top, and rotating shaft is arranged on the intersection of long-pending coal plate and spillplate; balance shaft and counterweight be perpendicular to described rotating shaft, and balance shaft and counterweight lay respectively at the both sides of rotating shaft centre of gration.
Preferably, described sensing element is that electromagnetic type is near switch.
Preferably, described rotating shaft and long-pending coal plate, spillplate weld together.
Preferably, between described counterweight and the balance shaft for removably connecting.
Preferably, described balance shaft is welded in the described rotating shaft, and with described spillplate in one plane.
Preferably, describedly vertical tear bar and be welded in the described rotating shaft, with spillplate in one plane.
Belt longitudinal tearing protector compact conformation of the present invention, applicability are strong, to the puncture of sealing-tape machine zone face, tear and spread coal and lower belt surface band coal etc. and can both detect and react and move effectively in good time; Three kinds of protection mechanisms are lumped together, if one of them or two protection mechanism work, just action of a whole set of protection; Install simple, easy to maintenance, cover group protection only with a power supply and an electromagnetic type near switch.
Adopt belt longitudinal tearing protector of the present invention, three kinds of protected modes are grouped together by rational design, simple and clear; field machining is made simple; cost is low, realizes three kinds of original protections with an electromagnetic type near switch, has reduced laying of cable and taking of PLC module entrance point.And; the cost of device fabrication reduces greatly; for example: originally anti-vertical the tearing of Weighing type is protected about 50,000 yuan of costs; anti-the indulging of dragline type is torn into these about 10,000 yuan; and as long as three-in-one belt longitudinal tearing protection of the present invention is about 1,000 yuan cost; as can be seen, very obvious to the effect of saving cost.
And vertical design of tearing bar can be according to the camber processing of belt, has guaranteed itself and the distance of zone face, makes that protection is more reliable, this be traditional dragline type protect do not accomplish.
Description of drawings
Fig. 1 is the belt longitudinal tearing protector scheme drawing of one embodiment of the present invention;
Fig. 2 is the system schematic when belt longitudinal tearing protector shown in Figure 1 is applied to belt transportation.
The specific embodiment
In conjunction with Fig. 1, shown in Figure 2, described belt longitudinal tearing protector comprises: support 1, rotating shaft 2, vertical guard block 3 and the sensing element 4 of tearing, and the vertical guard block that tears is rotationally connected around rotating shaft and described support, and sensing element 4 is fixed on the described support.
The described vertical guard block 3 that tears comprises long-pending coal plate 31, spillplate 32, vertical bar 33, balance shaft 34 and the counterweight 35 of tearing that is fixed together.
Long-pending coal plate 31 is horizontally disposed with, and is used for the coal breakage of sensing upper strata belt.Spillplate 32 is vertical mutually with long-pending coal plate 31, rotating shaft 2 is arranged on the intersection of long-pending coal plate 31 and spillplate 32, vertical tear the top that bar 33 is connected long-pending coal plate 1, balance shaft 34 and counterweight 35 be perpendicular to described rotating shaft 2, and balance shaft 34 and counterweight 35 lay respectively at the both sides of rotating shaft centre of gration.For removably connecting, for example fix between described counterweight 35 and the balance shaft 34 by jackscrew.
In preferred implementation of the present invention, described sensing element 4 is that electromagnetic type is near switch.
As shown in Figure 2, when using, belt longitudinal tearing protector of the present invention is placed between upper strata belt and the lower floor's belt.Make long-pending coal plate 31 be parallel to belt surface, and spillplate 32 is perpendicular to belt surface.
If tearing appears in belt; causing spreading coal falls on the weighing plate 1; then whole vertical static balance of tearing guard block 3 is damaged; wholely vertical tear guard block 3 and rotate counterclockwise around rotating shaft 5; make to indulge and tear guard block 3 and the variable in distance of electromagnetic type near switch; therefore electromagnetic type arrives approach signal near inductive switching, and makes and reporting to the police or the shutdown reaction.
If phenomenon appears tearing in belt; but the material of last zone face transportation does not drain on the long-pending coal plate 31; but be transported in face of the spillplate 32 by end belt; material promotes spillplate 32; make and vertical tear guard block 3 and rotate counterclockwise around rotating shaft 1; electromagnetic type arrives signal near inductive switching, and makes and reporting to the police or the shutdown reaction.
If belt is torn one or when being pierced through by sharp weapon; when the zone face of tearing runs to vertical when tearing guard block 3; this zone face of tearing is stirred the vertical guard block 3 that tears; make and vertical tear guard block 3 and 1 rotate counterclockwise around the shaft; electromagnetic type arrives approach signal near inductive switching, and makes and reporting to the police or the shutdown reaction.
Three kinds of fender guards are at same position; no matter any moment; as long as the sealing-tape machine zone face has the abnormal condition of tearing to pass through; protection just action is worked; and; three kinds of mutual non-contraventions of fender guard, do not restrict, vertical the tearing of sealing-tape machine zone face played a very good protection, reduced the generation probability of accident.
During the belt longitudinal tearing protector of production the invention described above preferred implementation, at first,, keep long-pending coal plate to become 90 ° with the angle of spillplate with rotating shaft and long-pending coal plate and spillplate weld together; Then, balance shaft is welded in the rotating shaft, and with described long-pending coal plate in one plane; To indulge and tear bar and be welded in the described rotating shaft, and with spillplate in one plane; By supporting seat belt longitudinal tearing protector is fixed on the support; By bolt of rear end plate mobile counterweight on balance shaft, adjust degree of balance after, with the position of bolt counterweight.
Although the present invention is described by above-mentioned preferred implementation, its way of realization is not limited to above-mentioned embodiment.Should be realized that under the situation that does not break away from purport of the present invention those skilled in the art can make different variations and modification to the present invention.
Claims (6)
1. belt longitudinal tearing protector; it is characterized in that; described belt longitudinal tearing protector comprises: support; rotating shaft; vertical guard block and the sensing element of tearing; the vertical guard block that tears is rotationally connected around rotating shaft and described support; sensing element is fixed on the described support; describedly vertical tear guard block and comprise the long-pending coal plate that is fixed together; spillplate; the vertical bar that tears; balance shaft and counterweight; wherein; long-pending coal plate level is provided with; long-pending coal plate is vertical mutually with spillplate; the vertical bar that tears is connected long-pending coal plate top, and rotating shaft is arranged on the intersection of long-pending coal plate and spillplate, and balance shaft and counterweight are perpendicular to described rotating shaft; long-pending coal plate and balance shaft lay respectively at the both sides of rotating shaft centre of gration; balance shaft and counterweight are positioned at a side of rotating shaft centre of gration, vertical tear bar and captive joint with rotating shaft, and balance shaft is connected with rotating shaft is vertical.
2. belt longitudinal tearing protector according to claim 1 is characterized in that, described sensing element is that electromagnetic type is near switch.
3. belt longitudinal tearing protector according to claim 2 is characterized in that, described rotating shaft and long-pending coal plate, spillplate weld together.
4. belt longitudinal tearing protector according to claim 3 is characterized in that, between described counterweight and the balance shaft for removably connecting.
5. belt longitudinal tearing protector according to claim 4 is characterized in that described balance shaft is welded in the described rotating shaft, and with described spillplate in one plane.
6. belt longitudinal tearing protector according to claim 5 is characterized in that, describedly vertical tear bar and be welded in the described rotating shaft, with spillplate in one plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008102473466A CN101767711B (en) | 2008-12-30 | 2008-12-30 | Three-in-one belt longitudinal tearing protector |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008102473466A CN101767711B (en) | 2008-12-30 | 2008-12-30 | Three-in-one belt longitudinal tearing protector |
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| Publication Number | Publication Date |
|---|---|
| CN101767711A CN101767711A (en) | 2010-07-07 |
| CN101767711B true CN101767711B (en) | 2011-09-21 |
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| CN2008102473466A Active CN101767711B (en) | 2008-12-30 | 2008-12-30 | Three-in-one belt longitudinal tearing protector |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101920842B (en) * | 2010-08-13 | 2012-09-05 | 马鞍山钢铁股份有限公司 | Detection device of belt tear and break of belt conveyor |
| CN104648952A (en) * | 2015-02-11 | 2015-05-27 | 天津华宁电子有限公司 | Belt tearing omnibearing preservation sensor device |
| CN107055036A (en) * | 2017-03-10 | 2017-08-18 | 大同煤矿集团有限责任公司 | Mine leather belt is vertical to tear protection device |
| CN108529170A (en) * | 2018-06-21 | 2018-09-14 | 伊春鹿鸣矿业有限公司 | Match the warning device and detection method that re-detection conveyor belt is torn using mine is fallen |
| CN109384013A (en) * | 2018-11-09 | 2019-02-26 | 开滦能源化工股份有限公司吕家坨矿业分公司 | A kind of adhesive tape is vertical to tear side integration protective device |
| CN109748030B (en) * | 2019-03-25 | 2021-04-16 | 宝钢湛江钢铁有限公司 | Adhesive tape tearing-proof brake device of adhesive tape machine |
| CN110775571A (en) * | 2019-10-14 | 2020-02-11 | 神华粤电珠海港煤炭码头有限责任公司 | Complete detection system for tearing of conveying belt |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2210167Y (en) * | 1994-08-22 | 1995-10-18 | 广州市珠江水泥厂 | Automatic edge protecting means for belt of conveyer |
| CN2326578Y (en) * | 1997-12-18 | 1999-06-30 | 宁波市镇海威远实业有限公司 | Torn-proof apparatus for conveying belt |
| CN2481674Y (en) * | 2001-06-04 | 2002-03-13 | 唐山钢铁股份有限公司 | Rubber belt tear preventing device of conveyer |
| CN200992423Y (en) * | 2006-12-31 | 2007-12-19 | 中国神华能源股份有限公司 | Adhesive band machine with adhesive-band tear detection device |
| EP1873088A1 (en) * | 2005-04-13 | 2008-01-02 | Bridgestone Corporation | Conveyer belt abrasion detecting apparatus |
| CN201367249Y (en) * | 2008-12-30 | 2009-12-23 | 中国神华能源股份有限公司 | Three-in-one belt longitudinal rip protector |
-
2008
- 2008-12-30 CN CN2008102473466A patent/CN101767711B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2210167Y (en) * | 1994-08-22 | 1995-10-18 | 广州市珠江水泥厂 | Automatic edge protecting means for belt of conveyer |
| CN2326578Y (en) * | 1997-12-18 | 1999-06-30 | 宁波市镇海威远实业有限公司 | Torn-proof apparatus for conveying belt |
| CN2481674Y (en) * | 2001-06-04 | 2002-03-13 | 唐山钢铁股份有限公司 | Rubber belt tear preventing device of conveyer |
| EP1873088A1 (en) * | 2005-04-13 | 2008-01-02 | Bridgestone Corporation | Conveyer belt abrasion detecting apparatus |
| CN200992423Y (en) * | 2006-12-31 | 2007-12-19 | 中国神华能源股份有限公司 | Adhesive band machine with adhesive-band tear detection device |
| CN201367249Y (en) * | 2008-12-30 | 2009-12-23 | 中国神华能源股份有限公司 | Three-in-one belt longitudinal rip protector |
Non-Patent Citations (1)
| Title |
|---|
| JP昭53-83281 1978.07.22 |
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| CN101767711A (en) | 2010-07-07 |
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