CN202744120U - Well hung discharging platform protective door provided with electric interlocking device - Google Patents
Well hung discharging platform protective door provided with electric interlocking device Download PDFInfo
- Publication number
- CN202744120U CN202744120U CN201220421092.7U CN201220421092U CN202744120U CN 202744120 U CN202744120 U CN 202744120U CN 201220421092 U CN201220421092 U CN 201220421092U CN 202744120 U CN202744120 U CN 202744120U
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- well
- protective door
- hangs
- power supply
- discharging platform
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Abstract
A well hung discharging platform protective door provided with an electric interlocking device comprises a protective door leaf (1) installed on each layer of discharging platform and microswitch KAn, wherein the microswitch is arranged on a protective door gate post (2) and is used for controlling a well hung power supply control box (3) and floor indicator lights HLn, and n is a natural number and represents the number of layers of the discharging platform. The well hung power supply control box (3) is installed in a well hang operation room and applies 24 volt low-voltage power supply to control. The microswitch KA is connected with the well hung power supply control box (3) through wires, and an electric interlocking device is formed. According to the well hung discharging platform protective door provided with the electric interlocking device, the protective door can be guaranteed to be closed reliably when a basket and a hanging cage transfers materials, so that harm to people or to equipment caused by misoperation which is caused by well hung operation staff and operation staff on the discharging platform because of unclear sight lines and signals can be eliminated, and the potential safety hazard is effectively eliminated.
Description
Technical field
The utility model belongs to well device for hoisting technical field in the building operation.
Background technology
In building operation, need to some materials be transported to required floor by hanging basket and cage by the well mode of hanging, generally every layer at building is provided with discharging platform, and the feed inlet and outlet of discharging platform is equipped with protective door.Transport in the process at material, the protective door of each layer need reliably be closed.But existing protective door is made and is installed all more coarse, the size that has does not conform to hanging basket and cage, also has larger slit after closing and between the vertical rod of discharging platform, failure-free door lock or latch are not set yet, operating personal is in use extremely inconvenient, protective door is not related to or closes phenomenon not in place when hanging basket and cage often occurring and transporting material, and the accident of hanging basket and protective door collision also repeatedly occured, and brings larger potential safety hazard to production.
Summary of the invention
The purpose of this utility model is the deficiency that exists in order to solve above-mentioned prior art, provide a kind of well that electrical interlocking device is housed to hang unloading platform protective door, guarantee that protective door can reliably be closed when hanging basket and cage transport material, otherwise equipment namely can shut down, thereby eliminate well hang on operating personal and the discharging platform operating personal since the maloperation of the generations such as sight line, poor TV signal to the damage of the person or equipment, effectively eliminate safe hidden trouble.
The purpose of this utility model is achieved through the following technical solutions.
The well that electrical interlocking device is housed hangs unloading platform protective door, be included in the protective door door leaf of installing on every layer of discharging platform and be installed in and be used for the micro-switch KAn that control well hangs power controling box and floor indicating lamp HLn on the protective door door pillar, wherein n is natural number, the number of plies of expression discharging platform; Well hangs power controling box and is installed in well and hangs in the operation room and adopt the control of 24V low potential source; Micro-switch KA hangs control box with well and is connected by wire, forms electrical interlocks control.
The control path that the utility model hangs power controling box at well is provided with respectively by low-tension transformer and the voltage transformer master cock QFC1 of each floor indicating lamp that is installed in the micro-switch control on each floor protection door door pillar, input power, is used for being switched on or switched off intermediate relay KA, the AC contactor KM that is series at intermediate relay KA front end that well hangs the power controling box power supply; Access respectively often opening and normally closed interlock of micro-switch by the 36V of low-tension transformer output and the power supply of 24V with wire, wherein normally open contact access 36V power supply is used for lighting of floor indicating lamp and extinguishes, and normally closed interlock access 24V power supply is used for being switched on or switched off intermediate relay KA.Be parallel with manual reset switch QFC2 at intermediate relay KA.Between voltage transformer master cock QFC1 and floor indicating lamp HLn, be provided with insurance RF, be provided with earth leakage circuit-breaker QFC60A at voltage transformer master cock QFC1 front end.
The utility model has adopted the micro-switch that is installed on the door and well to hang power controling box, and to carry out electrical equipment chain, making it reach door is not related to or closes not in place, the purpose that equipment just can not turn round, actv. has eliminated the operating personal on power operation personnel and the discharging platform because the maloperation of the generations such as sight line, poor TV signal to the damage of the person or equipment, has also been eliminated the potential safety hazard of discharging platform feed inlet and outlet without reliable protection.In use be not related to if any Yishanmen or close not in place, well hangs power controling box and then can not also just can't start by plugged, as in equipment running process, being opened if any Yishanmen wherein, equipment will stop immediately, the floor indicating lamp that is opened the door is lighted, thereby also reminded operating personal, this floor has the people to work to should be noted safety.
Further set forth the utility model content below in conjunction with Figure of description.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is that the utility model is installed on the scheme drawing in the vertical shaft;
Fig. 3 is electrical interlocks control principle drawing of the present utility model.
The specific embodiment
As shown in Figure 1 and Figure 2, the utility model altogether in two sub-sections, first is by the protective door door leaf 1 of installing at every layer of discharging platform and is installed in protective door door pillar 2 hangs power controling box 3 and floor indicating lamp HLn for control well micro-switch KAn, wherein n is natural number, the number of plies of expression discharging platform.Present embodiment 7 micro-switch KA1, KA2, KA3, KA4, KA5, KA6, the KA7 of being provided with shown in Figure 3, expression has 7 layers of discharging platform, a micro-switch is installed on the protective door door pillar of every layer of discharging platform, indicator lamp of each micro-switch control, have 7 indicator lamp HL1, HL2, HL3, HL4, HL5, HL6, HL7, the on and off of each display lamp represent respectively the switching situation of the floor protection door of controlling.Second portion is that well hangs power controling box 3, and it adopts the control of 24V low potential source, to not damage of human body.Well hangs power controling box and is installed in well and hangs in the operation room.With wire micro-switch KAn and well being hung power controling box 3 couples together and has just formed the complete protective door electrical interlocks control setup of a cover.As shown in Figure 3, the control path that hangs power controling box 3 at well is provided with respectively by low-tension transformer 4 and the voltage transformer master cock QFC1 of each floor indicating lamp that is installed in the micro-switch control on each floor protection door door pillar, input power, is used for being switched on or switched off intermediate relay KA, the AC contactor KM that is series at intermediate relay KA front end that well hangs power controling box 3 power supplys; Access respectively often opening and normally closed interlock of micro-switch by the 36V of low-tension transformer output and the power supply of 24V with wire.Wherein normally open contact access 36V power supply is used for lighting of floor indicating lamp and extinguishes, bright light when protective door opens the door, and lamp goes out at closing time.Normally closed interlock access 24V power supply is used for being switched on or switched off intermediate relay KA, the intermediate relay KA that well hangs in the power controling box when protective door is in closed condition is energized adhesive, the power supply that well hangs is connected in thereupon AC contactor KM energising adhesive, but well hung and was in starting state this moment; The intermediate relay KA that well hangs in the power controling box when protective door is in opening is de-energized, thereupon AC contactor KM outage, and this moment, well hung that be in can not starting state.As long as having Yishanmen to open well in all floors hangs all and can not start and operate.When total lock QFC and voltage transformer master cock QFC1 combined floodgate, each floor protection door is in closed condition, this moment, control transformer was connected, output AC 24V power supply makes intermediate relay energising adhesive, connect the KM coil power, make its energising adhesive, the KM main contact is closed, and well hung the control box plugged and was in readiness for action this moment.Floor protection door is opened in operational process, micro-switch KA1 normally open contact is closed, floor indicating lamp is lit, thereby normally closed interlock disconnects intermediate relay KA coil losing electricity is disconnected, contactless switch KM coil losing electricity disconnects, main contact disconnects, and has also disconnected the power supply that well hangs power controling box, this moment operating personal how to touch the button all can't starting outfit, only have to close when protective door and could recover readiness for action.For handled easily and trouble-shooting, be parallel with manual reset switch QFC2 at intermediate relay KA, when one of them micro-switch damages, for not affecting normal production, can use switch QFC2 to reset, after shutting down, repair or change.For safety, between voltage transformer master cock QFC1 and floor indicating lamp HLn, be provided with insurance RF, be provided with earth leakage circuit-breaker QFC60A at voltage transformer master cock QFC1 front end.If the utility model increases a travel switch SQ at the control circuit that well hangs power controling box, can hang on lower stroke by control well, just have superelevation limit protection ability, thus safety performance and in-use performance that actv. raising well hangs.
Claims (4)
1. the well that electrical interlocking device is housed hangs unloading platform protective door, it is characterized in that, be included in the protective door door leaf (1) of installing on every layer of discharging platform and be installed in the upper micro-switch KAn that hangs power controling box (3) and floor indicating lamp HLn for control well of protective door door pillar (2), wherein n is natural number, the number of plies of expression discharging platform; Well hangs power controling box (3) and is installed in well and hangs in the operation room and adopt the control of 24V low potential source; Micro-switch KA hangs control box (3) with well and is connected by wire, forms electrical interlocks control.
2. the well that electrical interlocking device is housed according to claim 1 hangs unloading platform protective door, it is characterized in that the control path that hangs power controling box (3) at well is provided with respectively by low-tension transformer (4) and the voltage transformer master cock QFC1 of each floor indicating lamp that is installed in the micro-switch control on each floor protection door door pillar, input power, is used for being switched on or switched off intermediate relay KA, the AC contactor KM that is series at intermediate relay KA front end that well hangs power controling box (3) power supply; Access respectively often opening and normally closed interlock of micro-switch by the 36V of low-tension transformer output and the power supply of 24V with wire, wherein normally open contact access 36V power supply is used for lighting of floor indicating lamp and extinguishes, and normally closed interlock access 24V power supply is used for being switched on or switched off intermediate relay KA.
3. the well that electrical interlocking device is housed according to claim 2 hangs unloading platform protective door, it is characterized in that, is parallel with manual reset switch QFC2 at intermediate relay KA.
4. the well that electrical interlocking device is housed according to claim 2 hangs unloading platform protective door; it is characterized in that; between voltage transformer master cock QFC1 and floor indicating lamp HLn, be provided with insurance RF, be provided with earth leakage circuit-breaker QFC60A at voltage transformer master cock QFC1 front end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220421092.7U CN202744120U (en) | 2012-08-23 | 2012-08-23 | Well hung discharging platform protective door provided with electric interlocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220421092.7U CN202744120U (en) | 2012-08-23 | 2012-08-23 | Well hung discharging platform protective door provided with electric interlocking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202744120U true CN202744120U (en) | 2013-02-20 |
Family
ID=47703551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220421092.7U Expired - Lifetime CN202744120U (en) | 2012-08-23 | 2012-08-23 | Well hung discharging platform protective door provided with electric interlocking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202744120U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103193128A (en) * | 2013-04-17 | 2013-07-10 | 昆明地标机电设备有限公司 | Safety protection system of construction elevator |
| CN113619751A (en) * | 2021-08-05 | 2021-11-09 | 上海外高桥造船有限公司 | Control circuit of garbage throwing door and garbage throwing door |
-
2012
- 2012-08-23 CN CN201220421092.7U patent/CN202744120U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103193128A (en) * | 2013-04-17 | 2013-07-10 | 昆明地标机电设备有限公司 | Safety protection system of construction elevator |
| CN113619751A (en) * | 2021-08-05 | 2021-11-09 | 上海外高桥造船有限公司 | Control circuit of garbage throwing door and garbage throwing door |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 650106 No. 2720, Yunnan Burma Road, Yunnan, Kunming Patentee after: YUNNAN CONSTRUCTION INVESTMENT NO.5 CONSTRUCTION CO.,LTD. Address before: 650106 No. 2720, Yunnan Burma Road, Yunnan, Kunming Patentee before: The 5th Construction Co., Ltd. of Yunnan Construction Engineering Group |
|
| CX01 | Expiry of patent term |
Granted publication date: 20130220 |
|
| CX01 | Expiry of patent term |