CN202558491U - Electronic anti-collision device for crown blocks - Google Patents
Electronic anti-collision device for crown blocks Download PDFInfo
- Publication number
- CN202558491U CN202558491U CN2012201207689U CN201220120768U CN202558491U CN 202558491 U CN202558491 U CN 202558491U CN 2012201207689 U CN2012201207689 U CN 2012201207689U CN 201220120768 U CN201220120768 U CN 201220120768U CN 202558491 U CN202558491 U CN 202558491U
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- laser class
- photoelectric switch
- overhead traveling
- class photoelectric
- traveling crane
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Abstract
The utility model relates to an electronic anti-collision device for crown blocks. The electronic anti-collision device is an electronic safety device for mechanical equipment and is a safety device applied to the crown blocks. The electronic anti-collision device comprises at least two laser photoelectric switches, detectors of the laser photoelectric switches are mounted on two sides of a crown block, a reflector of each laser photoelectric switch is mounted on a wall at the dead end of a crown block rail or mounted on another crown block, and the detectors are connected with a safety device. The laser photoelectric switches are used for adjusting the reflectors to determine characteristics of the distance between each reflector and the corresponding detector, so that crown block collision can be prevented by detecting the distance between two crown blocks or the distance between the crown block and the dead end of the rail. Since the laser photoelectric switches has the advantages of reliability in operation, low failure rate, high detection precision, avoidance of excessive connecting lines, convenience in mounting and the like, the distance between two crown blocks or the distance between the crown block and the dead end of the rail can be detected reliably, and safety in operation of the crown blocks is greatly improved.
Description
Technical field
The utility model relates to a kind of overhead traveling crane electronics anti-collision device, is a kind of electronic safety device of mechanical equipment, be a kind of should be on overhead traveling crane safety device.
Background technology
At present, in the overhead traveling crane that often uses, there is not the impaction techniques that prevents truly.What generally adopt is the flexible material of cushioning rubber and so on before raming, to alleviate the dynamics of bump.But can not fundamentally solve the bump problem, just reduce the dynamics of clashing into.The damage that the overhead traveling crane bump brings overhead traveling crane if also hung object on the overhead traveling crane, might cause object to come off, even fatal accident takes place.Therefore, prevent that the overhead traveling crane bump is very important.
Summary of the invention
In order to overcome prior art problems, the utility model provides a kind of overhead traveling crane electronics anti-collision device, use the laser type photoelectric switch, need not too much line, just can prevent the overhead traveling crane bump.
The purpose of the utility model is achieved in that a kind of overhead traveling crane electronics anti-collision device; Comprise at least two laser class photoelectric switchs; The detector of described laser class photoelectric switch is installed in the both sides of overhead traveling crane; The reflecting plate of said laser class photoelectric switch is installed on the wall of the overhead crane orbit end, or is installed on another overhead traveling crane, and said detector is connected with safety device.
The beneficial effect that the utility model produces is: the utility model utilizes laser class photoelectric switch accommodation reflex plate can confirm the characteristic of the distance between reflecting plate and the detector, and the mode that detects two overhead traveling cranes or overhead traveling crane and tail track distance prevents the overhead traveling crane bump.Because laser class photoelectric switch reliable operation, fault rate is low, and accuracy of detection is high; Need not too many line; Advantage such as easy for installation, the very distance between two overhead traveling cranes of reliable detection and the distance of overhead traveling crane and tail track improve the safe running performance of overhead traveling crane greatly.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is described further.
Fig. 1 is the embodiment one said Unit Installation scheme drawing of the utility model.
The specific embodiment
Embodiment one:
Present embodiment is a kind of overhead traveling crane electronics anti-collision device, and is as shown in Figure 1.Comprise at least two laser class photoelectric switchs; The detector 2 of described laser class photoelectric switch is installed in the both sides of overhead traveling crane 3; The reflecting plate 1 of said laser class photoelectric switch is installed on the wall of the overhead crane orbit end; Or be installed on another overhead traveling crane of same track, said detector is connected with safety device.
The key of present embodiment is to use the laser class photoelectric switch to detect distance.Present embodiment adopts a kind of reflection-type optoelectronic switch mode, and promptly detector integrates illuminator and receptor, and illuminator sends laser beam, and through the laser beam that the baffle reflection on the relative position is returned, receptor receives.When object blocked the laser beam between detector and the reflecting plate, receptor moved because of receiving laser beam, plays the effect of detection like this.Generally photoelectric switch can not detect the distance between detector and the reflecting plate.But because the coherence of laser is good; Light beam is superfine; So the laser class photoelectric switch can be through the angle of adjustment reflecting plate; Receptor is moved in certain distance (distance between detector and the reflector) scope, exceed this distance range and then be failure to actuate, this is equivalent to detect the distance of certain limit.Present embodiment has utilized these characteristics just, with the laser grating that original only inspected object is passed through, is applied in and detects apart from last.
Present embodiment can adopt the laser class photoelectric switch of various models, and for example: concrete model is: the photoelectric switch of KDCZL12-4Z1-F/KDF-1-S (power supply DC24V, node output detect distance greater than 5M), and the laser class photoelectric switch of similar model.
The described safety device of present embodiment can be a warning light, perhaps has the news Chinese percussion instrument of acoustic function, for example: the news Chinese percussion instrument of the red flashing light and the very brief sound.Erecting device also can be a relay, and the action direct control of this relay perhaps influences overhead traveling crane parking, brake system.When two overhead traveling crane hypotelorisms, or when overhead traveling crane and track ends hypotelorism, described relay is controlled down in the action of laser class photoelectric switch detector, and the direct control overhead traveling crane stops, brake, avoids bump.
Can a laser class photoelectric switch respectively be installed in the both sides of overhead traveling crane.The detector institute bonded assembly safety device of laser class photoelectric switch is the news Chinese percussion instrument of red flash of light.Definite danger range between detector and the reflector.When overhead traveling crane and track latter end or this danger range of another overhead traveling crane that on same rail, moves entering, the news Chinese percussion instrument sends red flash of light, and sends very brief " droplet, droplet " acoustic alarm, reminds the overhead traveling crane driver, gets into danger range, should take measures.
Can also two laser class photoelectric switchs respectively be installed in the both sides of overhead traveling crane, the reflector of two laser class photoelectric switchs be adjusted on the different distance work, a distance is far away slightly, and a distance is near slightly.Distance laser switch far away is slightly only done and is warned, i.e. report gets into danger range, when overhead traveling crane also continues to advance forward; Then another laser class photoelectric switch that detects close together works; Send warning signal, perhaps directly start parking, the brake system of overhead traveling crane, overhead traveling crane is stopped.
Embodiment two:
Present embodiment is the improvement of embodiment one, is the refinement of embodiment one about the laser class photoelectric switch.Totally two of the described laser class photoelectric switchs of present embodiment, a laser class photoelectric switch is respectively installed in the overhead traveling crane both sides, and described safety device is the news Chinese percussion instrument that has red flashing light.
On the receptor of general laser class photoelectric switch a pair of normal opened contact is arranged, can this be connected one to normal opened contact and have the news Chinese percussion instrument that redness is flashed.When overhead traveling crane got into danger range, normal opened contact was closed, connected the news Chinese percussion instrument, produced sound and light alarm.
Embodiment three:
Present embodiment is the improvement of embodiment two, is the refinement of embodiment two about the laser class photoelectric switch.The ranging coverage of the described laser class photoelectric switch of present embodiment is set at 4-8 rice.
The ranging coverage of the described laser class photoelectric switch of present embodiment is 4-8 rice; Soon the reflector of laser class photoelectric switch is adjusted to and is made detector at 4 meters; Perhaps 8 meters, or can receive the laser beam of baffle reflection on any one distance in 4 meters to 8 meters.Laser class photoelectric switch utilization adjustment reflecting plate detects distance, and is generally not really accurate, but reports to the police enough as overhead traveling crane.
Need how many distances between reflector and the detector on earth, should decide, when the overhead traveling crane quality is big by site specific; Braking distance is longer; Just need bigger complete distance, just should the danger range of confirming between reflector and the detector is more fixed, on the contrary then can be smaller.
Embodiment four:
Present embodiment is the improvement of embodiment one, is the refinement of embodiment one about the laser class photoelectric switch.Totally four of the described laser class photoelectric switchs of present embodiment; Two laser class photoelectric switchs are respectively installed in the overhead traveling crane both sides; Wherein the detector of laser class photoelectric switch institute bonded assembly safety device is an amber flashing light, and institute's bonded assembly safety device of the detector of another laser class photoelectric switch is the news Chinese percussion instrument that has red flashing light.
Present embodiment is equivalent to two cover erecting devices, and a cover is warned, a cover alarm.On certain distance, warn, expression gets into some dangerous distance, and is approaching excessively, then alarm, and expression can not must be stopped approaching.Two news Chinese percussion instruments can direct connection on the normal opened contact of laser class photoelectric switch detector.
Embodiment five:
Present embodiment is the improvement of embodiment four, is the refinement of embodiment four about safety device.Present embodiment described with have the news Chinese percussion instrument bonded assembly laser class photoelectric switch of red flashing light, also connect parking, the brake system of overhead traveling crane.
On the normally closed contact that is connected laser class photoelectric switch detector that the parking of the said overhead traveling crane of present embodiment, brake system can be direct or indirect.In overhead traveling crane got into danger range, the laser class photoelectric switch moved, and directly cut off the propulsion source of overhead traveling crane, and overhead traveling crane is stopped.
Embodiment six:
Present embodiment is to implement four, five improvement, is embodiment four, five refinements about the laser class photoelectric switch.Present embodiment described with the ranging coverage that has a news Chinese percussion instrument bonded assembly laser class photoelectric switch of red flashing light be 4-6 rice; Described and ranging coverage amber flashing light bonded assembly laser class photoelectric switch is 8-10 rice.
What should explain at last is; Below only unrestricted in order to the technical scheme of explanation the utility model; Although the utility model is specified with reference to the preferred arrangement scheme; Those of ordinary skill in the art should be appreciated that and can make amendment or be equal to replacement the technical scheme of the utility model (such as form of whole Unit Installation mode, laser class photoelectric switch etc.), and do not break away from the spirit and the scope of the utility model technical scheme.
Claims (6)
1. overhead traveling crane electronics anti-collision device; It is characterized in that; Comprise at least two laser class photoelectric switchs, the detector of described laser class photoelectric switch is installed in the both sides of overhead traveling crane, and the reflecting plate of said laser class photoelectric switch is installed on the wall of the overhead crane orbit end; Or be installed on another overhead traveling crane, said detector is connected with safety device.
2. anti-collision device according to claim 1 is characterized in that, totally two of described laser class photoelectric switchs, and a laser class photoelectric switch is respectively installed in the overhead traveling crane both sides, and described safety device is the news Chinese percussion instrument that has red flashing light.
3. anti-collision device according to claim 1 is characterized in that the ranging coverage of described laser class photoelectric switch is set at 4-8 rice.
4. anti-collision device according to claim 1; It is characterized in that; Totally four of described laser class photoelectric switchs; Two laser class photoelectric switchs are respectively installed in the overhead traveling crane both sides, and wherein the detector of laser class photoelectric switch institute bonded assembly safety device is an amber flashing light, and institute's bonded assembly safety device of the detector of another laser class photoelectric switch is the news Chinese percussion instrument that has red flashing light.
5. anti-collision device according to claim 4 is characterized in that, described with have the news Chinese percussion instrument bonded assembly laser class photoelectric switch of red flashing light, also connect parking, the brake system of overhead traveling crane.
6. according to claim 4 or 5 described anti-collision devices, it is characterized in that described and the ranging coverage that has a news Chinese percussion instrument bonded assembly laser class photoelectric switch of red flashing light are 4-6 rice; Described and ranging coverage amber flashing light bonded assembly laser class photoelectric switch is 8-10 rice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201207689U CN202558491U (en) | 2012-03-28 | 2012-03-28 | Electronic anti-collision device for crown blocks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201207689U CN202558491U (en) | 2012-03-28 | 2012-03-28 | Electronic anti-collision device for crown blocks |
Publications (1)
| Publication Number | Publication Date |
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| CN202558491U true CN202558491U (en) | 2012-11-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201207689U Expired - Fee Related CN202558491U (en) | 2012-03-28 | 2012-03-28 | Electronic anti-collision device for crown blocks |
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| CN (1) | CN202558491U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107161864A (en) * | 2017-06-19 | 2017-09-15 | 莱芜钢铁集团有限公司 | A kind of protecting against collision of driving vehicles device |
| CN108689300A (en) * | 2018-08-08 | 2018-10-23 | 北京起重运输机械设计研究院有限公司 | Flap-type grab bucket blanking detection and protective device and installation method |
| CN108821123A (en) * | 2018-06-22 | 2018-11-16 | 武汉理工大学 | A kind of bridge crane intelligent anti-collision system |
-
2012
- 2012-03-28 CN CN2012201207689U patent/CN202558491U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107161864A (en) * | 2017-06-19 | 2017-09-15 | 莱芜钢铁集团有限公司 | A kind of protecting against collision of driving vehicles device |
| CN107161864B (en) * | 2017-06-19 | 2018-12-04 | 莱芜钢铁集团有限公司 | A kind of protecting against collision of driving vehicles device |
| CN108821123A (en) * | 2018-06-22 | 2018-11-16 | 武汉理工大学 | A kind of bridge crane intelligent anti-collision system |
| CN108689300A (en) * | 2018-08-08 | 2018-10-23 | 北京起重运输机械设计研究院有限公司 | Flap-type grab bucket blanking detection and protective device and installation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HEILONGJIANG JIANLONG IRON + STEEL CO., LTD. Free format text: FORMER OWNER: BEIJING JIANLONG HEAVY INDUSTRY GROUP CO., LTD. Effective date: 20121213 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100070 FENGTAI, BEIJING TO: 155126 SHUANGYASHAN, HEILONGJIANG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20121213 Address after: Shuangyashan City, Heilongjiang Province, 155126 East Road No. 64 double ridge Patentee after: Heilongjiang Jianlong Iron & Steel Co., Ltd. Address before: 100070, No. 4, building two, 188, base station, South Fourth Ring Road West, Beijing, Fengtai District Patentee before: Beijing Jianlong Heavy Industry Group Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121128 Termination date: 20140328 |