CN203997936U - Chain fender guard is jumped in scrapper conveyor chain rupture - Google Patents
Chain fender guard is jumped in scrapper conveyor chain rupture Download PDFInfo
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- CN203997936U CN203997936U CN201420507316.5U CN201420507316U CN203997936U CN 203997936 U CN203997936 U CN 203997936U CN 201420507316 U CN201420507316 U CN 201420507316U CN 203997936 U CN203997936 U CN 203997936U
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- scrapper conveyor
- torsion spring
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- fender guard
- chain
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Abstract
The utility model discloses a kind of scrapper conveyor chain rupture and jump chain fender guard, comprise swinging gear and the proximity transducer for generation of approach signal, described swinging gear can occur swing and approach described proximity transducer along with the walking of scrapper conveyor scraper plate, also comprises the Bringing-back mechanism of the reciprocally swinging when reducing or eliminate described swinging gear reset; Chain fender guard is jumped in scrapper conveyor chain rupture of the present utility model, by setting up Bringing-back mechanism, make swinging gear can complete rapidly reset after activation proximity transducer, reciprocally swinging when reducing or eliminating the reset of dependence self gravitation, effectively detect the running state of scrapper conveyor, prevent that scrapper conveyor chain rupture jumping chain fault from bringing to equipment badly damaged, ensure safety and the efficiency of producing; The utlity model has the feature that accuracy of detection is high, reliability is strong, be specially adapted to the scrapper conveyor that scraper plate kinematic velocity is very fast or flight pitch is less than normal.
Description
Technical field
The utility model relates to a kind of parts that are arranged on scrapper conveyor, and particularly chain fender guard is jumped in a kind of scrapper conveyor chain rupture.
Background technology
Scrapper conveyor is the visual plant using in colliery and coal washing factory, and the environment of its using area is severe, complicated condition, often occur scrapper conveyor grind one's teeth, fall rut, jump a series of faults such as chain, chain rupture.After breaking down, if do not obtain shutdown operation timely and will cause the major injury of equipment, bring potential safety hazard to the later operation of equipment, have a strong impact on production efficiency, so be very important for the protection of scrapper conveyor itself simultaneously.Existing scrapper conveyor chain rupture is jumped chain fender guard and is generally comprised swinging gear and the proximity transducer for generation of approach signal, swinging gear can clash into along with the walking of scrapper conveyor scraper plate and occur to swing and approach proximity transducer, proximity transducer output signal and time to control scrapper conveyor out of service; But, swinging gear of the prior art all completes reset by the operation of nature of self gravitation completely, in reseting procedure, can there is reciprocally swinging, not only affect the normal counting of proximity transducer, and may cause follow-up scraper plate cannot with fork normal impingement, cause detecting accurately and efficiently unusual condition, the in the situation that particularly or flight pitch very fast at scraper plate kinematic velocity being less than normal.
Therefore; just need to jump chain fender guard to existing scrapper conveyor chain rupture improves; make swinging gear can complete rapidly reset after activation proximity transducer; reciprocally swinging when reducing or eliminating the reset of dependence self gravitation; effectively detect the running state of scrapper conveyor; prevent that scrapper conveyor chain rupture jumping chain fault from bringing to equipment badly damaged, ensure safety and the efficiency of producing.
Utility model content
In view of this; the purpose of this utility model is to provide a kind of scrapper conveyor chain rupture to jump chain fender guard; make swinging gear can complete rapidly reset after activation proximity transducer; reciprocally swinging when reducing or eliminating the reset of dependence self gravitation; effectively detect the running state of scrapper conveyor; prevent that scrapper conveyor chain rupture jumping chain fault from bringing to equipment badly damaged, ensure safety and the efficiency of producing.
Chain fender guard is jumped in scrapper conveyor chain rupture of the present utility model; comprise swinging gear and the proximity transducer for generation of approach signal; described swinging gear can occur swing and approach described proximity transducer along with the walking of scrapper conveyor scraper plate, also comprises the Bringing-back mechanism of the reciprocally swinging when reducing or eliminate described swinging gear reset.
Further, described Bringing-back mechanism comprises torsion spring and for the torsion spring mount pad of described torsion spring is installed, described torsion spring mount pad is connected with described swinging gear and can rotates along with the swing of swinging gear, and the rotation of described torsion spring mount pad is ordered about described torsion spring deformation and produced the elastic force that described torsion spring mount pad is resetted.
Further, described Bringing-back mechanism also comprises limit dais; Described torsion spring mount pad is provided with the mounting hole for torsion spring is installed, and two card bases of described torsion spring are stuck in the dual-side of described limit dais.
Further, scrapper conveyor chain rupture is jumped chain fender guard and is also comprised that described torsion spring mount pad is located in box body for the box body of fixing described Bringing-back mechanism, and the inwall bottom epirelief of described box body forms described limit dais.
Further, described swinging gear comprises fork, and the bottom of described fork can contact and swing with the scraper plate in walking; Described Bringing-back mechanism also comprises the rotating shaft for the swing of fork being converted into the rotation of torsion spring mount pad, and described fork is provided with radial location hole, and described rotating shaft is fixedly connected with fork by knock hole and mounting hole with torsion spring mount pad.
Further, described swinging gear also comprises the induction baffle plate being connected on fork, and described induction baffle plate can approach described proximity transducer along with the swing of described fork.
Further, the top of described fork is provided with the spring portion for cushioning scraper plate thrust.
Further, scrapper conveyor chain rupture is jumped chain fender guard and is also comprised adapter plate, and described proximity transducer and Bringing-back mechanism are all connected on adapter plate with removably.
Further, be symmetrical arranged two proximity transducers on described adapter plate, the distance between described swinging gear and two proximity transducers equates.
Further; scrapper conveyor chain rupture is jumped chain fender guard and is also comprised the controller for send halt instruction to scrapper conveyor according to the approach signal from described approach switch; the mouth of described controller is connected with scrapper conveyor, and the input end of described controller is connected with described proximity transducer.
The beneficial effects of the utility model: chain fender guard is jumped in scrapper conveyor chain rupture of the present utility model, by setting up Bringing-back mechanism, make swinging gear can complete rapidly reset after activation proximity transducer, reciprocally swinging when reducing or eliminating the reset of dependence self gravitation, effectively detect the running state of scrapper conveyor, prevent that scrapper conveyor chain rupture jumping chain fault from bringing to equipment badly damaged, ensure safety and the efficiency of producing; The utlity model has the feature that accuracy of detection is high, reliability is strong, be specially adapted to the scrapper conveyor that scraper plate kinematic velocity is very fast or flight pitch is less than normal.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is further described:
Fig. 1 is perspective view of the present utility model;
Fig. 2 is the perspective view of Bringing-back mechanism of the present utility model;
Fig. 3 is the cutaway view of Bringing-back mechanism of the present utility model;
Fig. 4 is use constitution diagram of the present utility model.
Detailed description of the invention
Fig. 1 is perspective view of the present utility model, Fig. 2 is the perspective view of Bringing-back mechanism of the present utility model, Fig. 3 is the cutaway view of Bringing-back mechanism of the present utility model, Fig. 4 is use constitution diagram of the present utility model, as shown in the figure: chain fender guard is jumped in the scrapper conveyor chain rupture of the present embodiment, comprise swinging gear and the proximity transducer 2 for generation of approach signal, can there is to swing and approach described proximity transducer 2 along with the walking of scrapper conveyor scraper plate 9 in described swinging gear, also comprise the Bringing-back mechanism of the reciprocally swinging when reducing or eliminate described swinging gear and reset, reset refers to that swinging gear is returned to state of nature, the structure of Bringing-back mechanism that can realize the utility model object is more, the baffle plate (baffle plate can not cause adverse effect to the use of scrapper conveyor certainly) that for example can be provided in a side of Bringing-back mechanism reverse motions direction one side, swings as long as can limit swinging gear, by setting up Bringing-back mechanism, make swinging gear can complete rapidly reset after activation proximity transducer 2, reciprocally swinging when reducing or eliminating the reset of dependence self gravitation, effectively detect the running state of scrapper conveyor, prevent that scrapper conveyor chain rupture jumping chain fault from bringing to equipment badly damaged, ensure safety and the efficiency of producing.
In the present embodiment, described Bringing-back mechanism comprises torsion spring 31 and for the torsion spring mount pad 32 of described torsion spring 31 is installed, described torsion spring mount pad 32 is connected with described swinging gear and can rotates along with the swing of swinging gear, and the rotation of described torsion spring mount pad 32 is ordered about described torsion spring 31 deformation and produced the elastic force that described torsion spring mount pad 32 is resetted; This simple in structure, easily realization, and easy to use; When swinging gear swings, drive torsion spring 31 to move, torsion spring 31 provides an antagonistic force, after scraper plate 9 and swinging gear disengage, makes swinging gear and torsion spring mount pad 32 get back to rapidly initial position.
In the present embodiment, described Bringing-back mechanism also comprises limit dais 33; Described torsion spring mount pad 32 is provided with the mounting hole 32a for torsion spring 31 is installed, and two card bases of described torsion spring 31 are stuck in the dual-side of described limit dais 33; Mounting hole 32a is convenient to install, and limit dais 33 can be boss structure; The distortion winder of torsion spring 31 is placed in mounting hole 32a, and two card base 31a are stuck in limit dais 33 both sides, and stopping of the rotation of torsion spring mount pad 32 and limit dais 33 makes torsion spring 31 that deformation occur and produce the antagonistic force of replying.
In the present embodiment, the chain rupture of this scrapper conveyor is jumped chain fender guard and is also comprised that described torsion spring mount pad 32 is located in box body 34 for the box body 34 of fixing described Bringing-back mechanism, and the inwall bottom epirelief of described box body 34 forms described limit dais 33; Box body 34 forms effective protective effect to torsion spring mount pad 32 and torsion spring 31, and interference-free can guarantee to move time; Torsion spring mount pad 32 is rotatable must be located in box body 34, and limit dais 33 is one-body molded with box body 34, is conducive to strengthen its structural strength and simplifies production process.
In the present embodiment, described swinging gear comprises fork 11, and the bottom of described fork 11 can contact and swing with the scraper plate 9 in walking; Described Bringing-back mechanism also comprises the rotating shaft 35 of the rotation for the swing of fork 11 being converted into torsion spring mount pad 32, described fork 11 is provided with radial location hole 11a, and described rotating shaft 35 is fixedly connected with fork 11 by knock hole 11a and mounting hole 32a with torsion spring mount pad 32; Fork 11 is direct rod shape, to simplify state of kinematic motion; Fork 11 is connected by rotating shaft 35 with torsion spring mount pad 32, and the two can be swung in the plane paralleling, and makes device more compact.
In the present embodiment, described swinging gear also comprises the induction baffle plate 12 being connected on fork 11, and described induction baffle plate 12 can approach described proximity transducer 2 along with the swing of described fork 11; Induction baffle plate 12, for activating proximity transducer 2, is the tabular induction that is more conducive to proximity transducer 2, improves the accuracy of device.
In the present embodiment, the top of described fork 11 is provided with the 11b of spring portion for cushioning scraper plate 9 thrusts; The 11b of spring portion can be integrated extension spring structure on fork 11, can cushion radial thrust when scraper plate 9 is walked, fork 11 being produced, even if Bringing-back mechanism lost efficacy simultaneously, the 11b of spring portion also can avoid fork 11 to cause adverse effect to scraper plate 9.
In the present embodiment, scrapper conveyor chain rupture is jumped chain fender guard and is also comprised adapter plate 4, and described proximity transducer 2 and Bringing-back mechanism are all connected on adapter plate 4 with removably; Each component integration is arranged on an adapter plate 4, avoids the scattered of structure, make device more compact, and be convenient to assembling.
In the present embodiment, be symmetrical arranged two proximity transducers 2 on described adapter plate 4, the distance between described swinging gear and two proximity transducers 2 equates; Two proximity transducers 2 are set, in the time that the sense of motion of scraper plate 9 changes, need not adjust separately and can continue to use, strengthen the applicable effect of this device.
In the present embodiment, the chain rupture of this scrapper conveyor is jumped chain fender guard and is also comprised the controller 8 for send halt instruction to scrapper conveyor according to the approach signal from described approach switch, the mouth of described controller 8 is connected with scrapper conveyor, and the input end of described controller 8 is connected with described proximity transducer 2; Controller 8 can be selected PLC control housing; In addition, the mouth of controller 8 can also connect indicator lamp and annunciator, plays alarm function.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (10)
1. chain fender guard is jumped in a scrapper conveyor chain rupture; comprise swinging gear and the proximity transducer for generation of approach signal; described swinging gear can occur swing and approach described proximity transducer along with the walking of scrapper conveyor scraper plate, it is characterized in that: the Bringing-back mechanism that also comprises the reciprocally swinging when reducing or eliminate described swinging gear reset.
2. chain fender guard is jumped in scrapper conveyor chain rupture according to claim 1; it is characterized in that: described Bringing-back mechanism comprises torsion spring and for the torsion spring mount pad of described torsion spring is installed; described torsion spring mount pad is connected with described swinging gear and can rotates along with the swing of swinging gear, and the rotation of described torsion spring mount pad is ordered about described torsion spring deformation and produced the elastic force that described torsion spring mount pad is resetted.
3. chain fender guard is jumped in scrapper conveyor chain rupture according to claim 2, it is characterized in that: described Bringing-back mechanism also comprises limit dais; Described torsion spring mount pad is provided with the mounting hole for torsion spring is installed, and two card bases of described torsion spring are stuck in the dual-side of described limit dais.
4. chain fender guard is jumped in scrapper conveyor chain rupture according to claim 3; it is characterized in that: scrapper conveyor chain rupture is jumped chain fender guard and also comprised the box body for fixing described Bringing-back mechanism; described torsion spring mount pad is located in box body, and the inwall bottom epirelief of described box body forms described limit dais.
5. chain fender guard is jumped in scrapper conveyor chain rupture according to claim 3, it is characterized in that: described swinging gear comprises fork, and the bottom of described fork can contact and swing with the scraper plate in walking; Described Bringing-back mechanism also comprises the rotating shaft for the swing of fork being converted into the rotation of torsion spring mount pad, and described fork is provided with radial location hole, and described rotating shaft is fixedly connected with fork by knock hole and mounting hole with torsion spring mount pad.
6. chain fender guard is jumped in scrapper conveyor chain rupture according to claim 5, it is characterized in that: described swinging gear also comprises the induction baffle plate being connected on fork, and described induction baffle plate can approach described proximity transducer along with the swing of described fork.
7. chain fender guard is jumped in scrapper conveyor chain rupture according to claim 5, it is characterized in that: the top of described fork is provided with the spring portion for cushioning scraper plate thrust.
8. chain fender guard is jumped in scrapper conveyor chain rupture according to claim 1, it is characterized in that: scrapper conveyor chain rupture is jumped chain fender guard and also comprised adapter plate, and described proximity transducer and Bringing-back mechanism are all connected on adapter plate with removably.
9. chain fender guard is jumped in scrapper conveyor chain rupture according to claim 8, it is characterized in that: on described adapter plate, be symmetrical arranged two proximity transducers, the distance between described swinging gear and two proximity transducers equates.
10. jump chain fender guard according to the scrapper conveyor chain rupture described in claim 1 to 9 any one; it is characterized in that: scrapper conveyor chain rupture is jumped chain fender guard and also comprised the controller for send halt instruction to scrapper conveyor according to the approach signal from described approach switch; the mouth of described controller is connected with scrapper conveyor, and the input end of described controller is connected with described proximity transducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420507316.5U CN203997936U (en) | 2014-09-04 | 2014-09-04 | Chain fender guard is jumped in scrapper conveyor chain rupture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420507316.5U CN203997936U (en) | 2014-09-04 | 2014-09-04 | Chain fender guard is jumped in scrapper conveyor chain rupture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203997936U true CN203997936U (en) | 2014-12-10 |
Family
ID=52037970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420507316.5U Active CN203997936U (en) | 2014-09-04 | 2014-09-04 | Chain fender guard is jumped in scrapper conveyor chain rupture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203997936U (en) |
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2014
- 2014-09-04 CN CN201420507316.5U patent/CN203997936U/en active Active
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