CN103980916A - Safe automatic reducing unit for quenching car - Google Patents
Safe automatic reducing unit for quenching car Download PDFInfo
- Publication number
- CN103980916A CN103980916A CN201410236698.7A CN201410236698A CN103980916A CN 103980916 A CN103980916 A CN 103980916A CN 201410236698 A CN201410236698 A CN 201410236698A CN 103980916 A CN103980916 A CN 103980916A
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- Prior art keywords
- quenching car
- intermediate relay
- gear
- driving
- quenching
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- Coke Industry (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses a safe automatic reducing unit for a quenching car, which comprises two photoelectric switches, wherein two photoelectric switch transmitting ends are arranged below a tramcar road of the quenching car side by side, and two photoelectric switch receiving ends are arranged on the side surface of the quenching car which faces towards the coke furnace; the two photoelectric switch receiving ends are connected with an intermediate relay K1; the normally closed contact of the intermediate relay K1 is arranged on a traveling third-shift speed regulation line of a quenching car running mechanism; and the normally open contact of the intermediate relay K1 is arranged on a traveling second-shift reduction branch of the quenching car running mechanism. The traveling third-shift speed regulation line enables the tramcar running mechanism motor to work at the third-shift rotation speed; and the traveling second-shift reduction branch enables the tramcar running mechanism motor to work at the second shift. When the quenching car travels to the reduction position, the quenching car automatically decelerate to the safe speed, thereby ensuring the quenching time and ensuring the personal safety of the workers.
Description
Technical field
The present invention relates to quenching car safety in production field, relate in particular to a kind of quenching car safety automation deceleration device.
Background technology
Iron work coking workshop mainly relies on the driver's of Fourth Shift manual control with the traveling of quenching car at present, when work, quenching car driver is generally according to working experience and the object of reference of certainly establishing carries out quenching car manually to slow down, but, how driver's inadvertent is forgotten manual deceleration or is manually slowed down slowly or when dense fog heavy rain heavy snow weather, be easy to because manually slowing down and make quenching car bump against safety features slowly, even quenching car can skid off guide rail, bump against on blast furnace gas pipeline support, cause blast furnace gas to leak large-scale security incident, this situation is even more serious when after middle night shift and dense fog heavy rain heavy snow weather or water quenching in winter, water vapour is a lot, therefore, for safety, the driver of Fourth Shift generally will slowed down apart from winding shaft and the far position of coke quenching tower, so just cause quenching car travel time to extend, cause the quenching time inadequate, can affect rhythm of production, even can lose stove, completely do not become the production program.
Summary of the invention
In order to overcome the deficiencies in the prior art, the invention provides a kind of quenching car safety automation deceleration device, while making quenching car walk decelerate position, quenching car automatic retarding, to safety speed, has ensured the quenching time, has ensured worker's personnel safety.
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
A kind of quenching car safety automation deceleration device, this device comprises two optoelectronic switches, and described two optoelectronic switch transmitting terminals are arranged side by side below quenching car electric mill road, and described two optoelectronic switch receiving ends are arranged side by side the side towards coke oven at quenching car; Described two optoelectronic switch receiving ends are connected with intermediate relay K1, described intermediate relay K1 normally closed contact is arranged on quenching car travel mechanism driving third gear speed governing circuit, and described intermediate relay K1 normally opened contact is arranged on quenching car travel mechanism driving second gear deceleration branch road.Driving third gear speed governing circuit is realized coal car travel mechanism machine operation at third gear rotating speed, and driving second gear deceleration branch road is realized coal car travel mechanism machine operation at second gear.
Further, described two optoelectronic switch transmitting terminals are arranged side by side below quenching car electric mill road on Si road guide rail, and are connected with 24V direct supply.
Further, described intermediate relay K1 normally opened contact is connected with combined aural and visual alarm.
Further, this quenching car regulates motor speed by third gear speed control switch, described intermediate relay K1 and combined aural and visual alarm, 24V power supply are connected into loop mutually, described intermediate relay K1 normally opened contact is arranged on quenching car driving second gear deceleration branch road, and described intermediate relay K1 normally closed contact is arranged on the branch road between quenching car third gear speed control switch driving third gear contact and solenoid auxiliary winding.
Further, described solenoid auxiliary winding driving second gear endpoint location is drawn two-way, leads up to driving second gear contact contact with speed control switch, and another road is that the second gear deceleration branch road of driving a vehicle is connected with 220V power supply.
Further, described quenching car travel mechanism driving third gear speed governing circuit, driving second gear deceleration branch road regulate motor speed by frequency transformer 5, and described frequency transformer is connected with display screen.
Further, the connection line between described optoelectronic switch, intermediate relay K1, frequency transformer, combined aural and visual alarm, display screen is all arranged in galvanized pipe.
Further, the junction between described galvanized pipe, and the junction of galvanized pipe and optoelectronic switch, intermediate relay K1, frequency transformer, combined aural and visual alarm, display screen is provided with fire prevention cable cover.
Beneficial effect: the present invention is the automatic speed limit device with sound-light alarming type, can carry out sound sound and light alarm in driver operation chamber intuitively, simultaneously, at speed limit speed and the traveling electric current of the demonstration screen display quenching car of quenching car, the present invention is realized driving third gear speed governing circuit, the disconnection of driving second gear deceleration branch road and is connected by intermediate relay K1, like this, when quenching car is walked decelerate position, quenching car automatic retarding is to safety speed, ensure the quenching time, ensured worker's personnel safety.
Brief description of the drawings
Fig. 1 is the safe traveling collision avoidance system of quenching car provided by the invention structural representation.
Fig. 2 is third gear speed regulating control structural representation of the present invention.
Fig. 3 is third gear speed-regulating control circuit structure iron of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further described.
As shown in Figure 1, a kind of quenching car safety automation deceleration device provided by the invention, comprise two 24V correlation type optoelectronic switches, be made as an optoelectronic switch and No. two optoelectronic switches, wherein optoelectronic switch transmitting terminal 1 and No. two optoelectronic switch transmitting terminals 2 are arranged side by side below quenching car electric mill road on Si road guide rail, and by 24V direct supply, two optoelectronic switch transmitting terminals are powered.A described optoelectronic switch receiving end 3 and No. two optoelectronic switch receiving ends 4 be arranged on quenching car near and towards coke oven side, to ensure that optoelectronic switch receiving end 3 of quenching car and No. two optoelectronic switch receiving ends 4 can be aimed at when through two optoelectronic switch transmitting terminals and receiving optical signals is converted to electrical signal.Here adopt two optoelectronic switches, to ensure that this device therein when an optoelectronic switch fault, still can work as usual.
As shown in Figure 2, two optoelectronic switches are all connected with an intermediate relay K1 by electric wire, intermediate relay K1 normally closed contact is arranged on the driving third gear speed governing circuit of quenching car travel mechanism third speed pilot circuit, normally opened contact is arranged on quenching car travel mechanism driving second gear deceleration branch road, intermediate relay K1 receives after the electrical signal of optoelectronic switch transmission, normally closed contact disconnects, driving second gear deceleration branch road normally opened contact closure, thereby quenching car travel mechanism is travelled under the state of driving second gear, intermediate relay K1 normally opened contact closure simultaneously, the combined aural and visual alarm being connected with intermediate relay K1 normally opened contact is reported to the police, further remind operation driver will control road speed.
As shown in Figure 3, as one embodiment of the present of invention, realize third gear speed governing by main and sub-coil winding, optoelectronic switch is connected with intermediate relay K1, intermediate relay K1 and combined aural and visual alarm, 24V power supply are connected into a complete loops mutually, intermediate relay K1 normally opened contact is arranged on driving second gear deceleration branch road, and intermediate relay K1 normally closed contact is arranged on the branch road between quenching car third gear speed control switch driving third gear contact and solenoid auxiliary winding.When optoelectronic switch receiving end receives after optical signal, opto-electronic conversion, electrical signal is sent to intermediate relay K1, intermediate relay K1 normally closed contact disconnects, normally opened contact closure, and the loop that intermediate relay K1 connects mutually with combined aural and visual alarm, Mgs K2,24V power supply is connected, combined aural and visual alarm is reported to the police, driving second gear deceleration branch road is connected, and driving third gear disconnects, thereby quenching car travel mechanism is travelled under the state of driving second gear.
As another embodiment of the present invention, as shown in Figure 2, adopt frequency transformer 5 to realize speed governing, and frequency transformer 5 is arranged to driving third gear respective frequencies, frequency transformer 5 is controlled motor speed, and frequency transformer 5 is connected with indicating meter.Intermediate relay K1 normally closed contact is arranged on the driving third gear speed governing circuit of quenching car travel mechanism third speed pilot circuit, and normally opened contact is arranged on quenching car travel mechanism driving second gear deceleration branch road.Quenching car traveling is to electric mill road decelerate position, it is optoelectronic switch transmitting terminal, when operating range between receiving end, optoelectronic switch receiving end opto-electronic conversion, electrical signal is sent to intermediate relay K1, intermediate relay K1 response, normally opened contact closure, normally closed contact disconnects, driving third gear speed governing circuit normally closed contact disconnects, driving second gear deceleration branch road normally opened contact closure, electrical signal sends to frequency transformer 5 second gear ports, thereby make frequency transformer 5 act on second gear frequency, travel mechanism motor speed is reduced to a low speed numerical value immediately, the traveling speed of quenching car can slow down, the simultaneously indoor combined aural and visual alarm of the driver operation flash of light of can sounding, on the indicating meter of quenching car, show the speed limit speed and the traveling electric current that add quenching car, facilitate the further estimate of situation of driver.Quenching car is with second speed safely through coke quenching tower, and the artificial furnishing first gear speed of driver enters the dry car APS clamping region that puts out, and is finally parked in APS region, carries out dry extinguishing coke pot lifting work.In addition, combined aural and visual alarm and traveling speed Current Display are specifically arranged in quenching car operation room.
The present invention has combined aural and visual alarm, can carry out sound sound and light alarm in driver operation chamber intuitively, simultaneously, at speed limit speed and the traveling electric current of the demonstration screen display quenching car of quenching, like this, when quenching car is walked decelerate position, quenching car automatic retarding is to safety speed, ensure the quenching time, ensured worker's personnel safety.
In addition, consider concrete practical situations, coke oven coke quenching car self high temperature tends to electrical element to cause damage, the all elements of the present invention are provided with thermofin, between element, connecting electric wire is placed in galvanized pipe, and in galvanized pipe junction and the junction of galvanized pipe and electrical element be provided with fire prevention cable cover, with thoroughly heat insulation.
The above is only the preferred embodiment of the present invention; be noted that for those skilled in the art; under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (8)
1. a quenching car safety automation deceleration device, it is characterized in that: this device comprises two optoelectronic switches, described two optoelectronic switch transmitting terminals 1,2 are arranged side by side below quenching car electric mill road, and described two optoelectronic switch receiving ends 3,4 are arranged side by side the side towards coke oven at quenching car; Described two optoelectronic switch receiving ends 3,4 are connected with intermediate relay K1, described intermediate relay K1 normally closed contact is arranged on quenching car travel mechanism driving third gear speed governing circuit, and described intermediate relay K1 normally opened contact is arranged on quenching car travel mechanism driving second gear deceleration branch road.
2. a kind of quenching car safety automation deceleration device according to claim 1, is characterized in that: described two optoelectronic switch transmitting terminals 1,2 are arranged side by side below quenching car electric mill road on Si road guide rail, and are connected with 24V direct supply.
3. a kind of quenching car safety automation deceleration device according to claim 1, is characterized in that: described intermediate relay K1 normally opened contact is connected with combined aural and visual alarm.
4. a kind of quenching car safety automation deceleration device according to claim 1, it is characterized in that: this quenching car regulates motor speed by third gear speed control switch, described intermediate relay K1 and combined aural and visual alarm, 24V power supply are connected into loop mutually, described intermediate relay K1 normally opened contact is arranged on quenching car driving second gear deceleration branch road, and described intermediate relay K1 normally closed contact is arranged on the branch road between quenching car third gear speed control switch driving third gear contact and solenoid auxiliary winding.
5. a kind of quenching car safety automation deceleration device according to claim 4, it is characterized in that: described solenoid auxiliary winding driving second gear endpoint location is drawn two-way, leading up to driving second gear contact contact with speed control switch, and another road is that the second gear deceleration branch road of driving a vehicle is connected with 220V power supply.
6. a kind of quenching car safety automation deceleration device according to claim 1, it is characterized in that: described quenching car travel mechanism driving third gear speed governing circuit, driving second gear deceleration branch road are connected with frequency transformer, and regulating motor speed by frequency transformer 5, described frequency transformer 5 is connected with display screen.
7. a kind of quenching car safety automation deceleration device according to claim 6, is characterized in that: the connection line between described optoelectronic switch, intermediate relay K1, frequency transformer 5, combined aural and visual alarm, display screen is all arranged in galvanized pipe.
8. a kind of quenching car safety automation deceleration device according to claim 7, it is characterized in that: the junction between described galvanized pipe, and the junction of galvanized pipe and optoelectronic switch, intermediate relay K1, frequency transformer 5, combined aural and visual alarm, display screen is provided with fire prevention cable cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410236698.7A CN103980916B (en) | 2014-05-30 | 2014-05-30 | A kind of coke quenching cart safety automation deceleration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410236698.7A CN103980916B (en) | 2014-05-30 | 2014-05-30 | A kind of coke quenching cart safety automation deceleration device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103980916A true CN103980916A (en) | 2014-08-13 |
| CN103980916B CN103980916B (en) | 2016-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410236698.7A Expired - Fee Related CN103980916B (en) | 2014-05-30 | 2014-05-30 | A kind of coke quenching cart safety automation deceleration device |
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| Country | Link |
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| CN (1) | CN103980916B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107739622A (en) * | 2017-10-21 | 2018-02-27 | 临涣焦化股份有限公司 | A kind of coking workshop of anti-scorch tank collision |
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| CN102565450A (en) * | 2012-02-13 | 2012-07-11 | 山西太钢不锈钢股份有限公司 | Method for detecting speed and coming direction of motor trolley |
| CN202730064U (en) * | 2012-06-07 | 2013-02-13 | 河北钢铁股份有限公司唐山分公司 | Dry quenching vehicle automatic position finding device |
| JP2013124322A (en) * | 2011-12-15 | 2013-06-24 | Jfe Steel Corp | Running control method for cdq facility hoist and running control apparatus using the same |
| CN203923092U (en) * | 2014-05-30 | 2014-11-05 | 济钢集团有限公司 | A kind of quenching car safety automation deceleration device |
-
2014
- 2014-05-30 CN CN201410236698.7A patent/CN103980916B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101099446A (en) * | 2006-07-07 | 2008-01-09 | 上海大学 | Irrigation waterwheel system based on computer visual sense |
| CN201322878Y (en) * | 2008-11-21 | 2009-10-07 | 长沙有色冶金设计研究院 | Track trolley laser location system |
| CN201335981Y (en) * | 2009-01-07 | 2009-10-28 | 长沙市美宇电器有限公司 | Intellectualized electric control system used in traveling |
| JP2013124322A (en) * | 2011-12-15 | 2013-06-24 | Jfe Steel Corp | Running control method for cdq facility hoist and running control apparatus using the same |
| CN102565450A (en) * | 2012-02-13 | 2012-07-11 | 山西太钢不锈钢股份有限公司 | Method for detecting speed and coming direction of motor trolley |
| CN202730064U (en) * | 2012-06-07 | 2013-02-13 | 河北钢铁股份有限公司唐山分公司 | Dry quenching vehicle automatic position finding device |
| CN203923092U (en) * | 2014-05-30 | 2014-11-05 | 济钢集团有限公司 | A kind of quenching car safety automation deceleration device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107739622A (en) * | 2017-10-21 | 2018-02-27 | 临涣焦化股份有限公司 | A kind of coking workshop of anti-scorch tank collision |
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| Publication number | Publication date |
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| CN103980916B (en) | 2016-06-29 |
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Granted publication date: 20160629 Termination date: 20190530 |
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