CN204173704U - There is the elevator of air bag protecting device - Google Patents
There is the elevator of air bag protecting device Download PDFInfo
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- CN204173704U CN204173704U CN201420465119.1U CN201420465119U CN204173704U CN 204173704 U CN204173704 U CN 204173704U CN 201420465119 U CN201420465119 U CN 201420465119U CN 204173704 U CN204173704 U CN 204173704U
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- air bag
- safety air
- elevator
- car
- protecting device
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Abstract
There is the elevator of air bag protecting device; comprise air bag protecting device; described air bag protecting device comprises safety air bag and speed measuring coder; safety air bag is fixedly arranged on the bottom outer surface of car; safety air bag is electrically connected with safety air bag flip flop equipment, on the top that speed measuring coder is located at car or column, and the output termination safety air bag trigger controller of speed measuring coder; safety air bag trigger controller is electrically connected with safety air bag flip flop equipment, and speed measuring coder is flexibly connected with main body frame by roller.The utility model is tested the speed during scroll-up/down in main body frame by the speed measuring coder that roller is housed, and is reappeared the protection realized elevator by safety air bag, and structure is simple, easy for installation.When after airbag inflated, safety air bag effectively can absorb impulsive force, realizes the grease it in of car, can not produce direct impact to the passenger in car.The utility model is applicable to various elevator, is particularly useful for home lift.
Description
Technical field
The utility model relates to a kind of elevator with air bag protecting device
.
Background technology
Elevator is the requisite vertical transport vehicle of high-rise, and its whether safe life security being directly connected to people, existing elevator relies on the devices such as safety tongs, velocity limiter, energy disperser to protect occupant safety mostly.Whether velocity limiter exceeds the speed limit for detecting car, inoperative when elevator normally runs.When elevator speed exceedes command speed and reaches dangerous values (i.e. governor tripping speed), velocity limiter operation electric switch is opened and is suddenly stopped loop, makes electrical motor stall; Safety tongs is the actuating unit forcing car is stopped under velocity limiter operation, when velocity limiter works, makes car be clamped on guide rail, force elevator to stop by safety tongs.Energy disperser is last one safety device on elevator end position, and it is arranged in the well pit of elevator, be positioned at car and counterweight just under, directly hit the end for avoiding lift car or counterweight or rush to summit.But the elevator speed protected due to energy disperser is limited, can not be greater than the responsiveness of elevator governor, protective capability is limited.
The use of the devices such as safety tongs, velocity limiter, energy disperser, makes elevator structure complicated, installs inconvenience.And elevator speed is faster, to the structural stability of above-mentioned device and performance requriements higher.In addition, when above-mentioned device is installed, need well pit be dug, arrange rigid guideway etc., construct very loaded down with trivial details.And because well pit cushion stroke is less, cushion characteristic is poor, easily causes the lift car fallen because of speed to damage, cause the injures and deaths of passenger in lift car.
At present, part elevator adopts vibration-proof rubber damping, is arranged at the bottom of sedan-chair by vibration-proof rubber, thus the vibration that isolation elevator guide shoe produces; But because vibration-proof rubber cushion stroke is less, cushion characteristic is poor, often still the situation of passenger's injures and deaths can be caused to occur.
Existing patent document discloses arranges safety air bag at the cage bottom inside face of elevator, when there is anxious pendant danger in elevator, the safety air bag being located at cage bottom inside face is inflated instantaneously, not only direct impulsive force can be produced to the passenger in car, the life of passenger direct injury may be caused safely; And owing to can there is violent shock bottom car and main body frame, all can cause great damage to car, main body frame itself, service expenditure is higher.
Utility model content
The technical problems to be solved in the utility model is, overcomes the above-mentioned defect that prior art exists, and provides a kind of structure simple, the elevator with air bag protecting device easy for installation.
The utility model solves the technical scheme that its technical matters adopts:
A kind of elevator with air bag protecting device, comprise actuating unit, main body frame, car and link span, actuating unit is connected with the top of car by steel rope, flexible guiding wheel is installed outside the column of car, car is arranged in described main body frame, it is characterized in that, also comprise air bag protecting device, described air bag protecting device comprises safety air bag and speed measuring coder, safety air bag is fixedly arranged on the bottom outer surface of car, safety air bag is electrically connected with safety air bag flip flop equipment, on the top that speed measuring coder is located at car or column, the output termination safety air bag trigger controller of speed measuring coder, safety air bag trigger controller is electrically connected with safety air bag flip flop equipment, speed measuring coder is flexibly connected with main body frame by roller.
Further, also trigger switch can be provided with between safety air bag trigger controller and safety air bag flip flop equipment.
Further, the quantity of described speed measuring coder preferably two, the quantity of safety air bag trigger controller also preferably two, the mouth of two safety air bag trigger controllers is all connected to trigger switch, safety air bag trigger controller external source end, is connected between safety air bag flip flop equipment and power end after two trigger switch serial connections.
Further, two speed measuring coder symmetries are loaded on car top diagonal angle or symmetry is loaded on car frame upright.
Further, described safety air bag also can be provided with decompression aie escape valve.
Further, described safety air bag also can be fixedly arranged on the bottom interior surface of main body frame.
Further, described safety air bag flip flop equipment comprises igniting trigger circuit and firing unit, igniting trigger circuit and firing unit electrical connection, firing unit can be placed in safety air bag, safety air bag is built with the flammable reactant that can produce a large amount of gas during heating, as sodium azide, a large amount of nitrogen can be produced when heating.
Further, the optional electromagnetic type relay of described igniting trigger circuit etc.
Further, described safety air bag flip flop equipment also can be air valve, and air valve is electrically connected with safety air bag trigger controller, and air valve is loaded on gas pipe line, and gas pipe line one end is connected with high-pressure gas bottle, and the gas pipe line other end is connected with safety air bag.
Further, described safety air bag flip flop equipment also can select syringe, the syringe of syringe is connected with safety air bag trigger controller by motor, the syringe needle of syringe directly stretches in safety air bag or stretches in safety air bag by liquid-transport pipe-line, liquid reactant is loaded with, as water or watery hydrochloric acid etc. in syringe; The solid-state reactants that can produce a large amount of gas when mixing with described liquid reactant is loaded with, as the compound or calcium carbonate etc. of Citric acid crystal and sodium bicarbonate powder in safety air bag.
Described safety air bag trigger controller is existing trigger controller, as three-phase zero cross fired controller etc.; Safety air bag trigger controller also can be connected to annunciator.
Be loaded on speed measuring coder on car by roller scroll-up/down in the main body frame of elevator, roller drives coder to rotate.If the steel rope of elevator ruptures, when the rotating speed of speed measuring coder reaches default dangerous values, during as 0.8 meter per second, this tachometer signal is sent to safety air bag trigger controller by speed measuring coder, safety air bag trigger controller, by safety air bag flip flop equipment triggering secure air bag, makes safety air bag inflate rapidly and swells; When car falls rapidly, absorb impulsive force by the safety air bag after inflation, realize the grease it in of car; By the decompression aie escape valve on safety air bag, energy shock-absorbing fast after bearing shock, and release of shock wave, thus avoid personal casualty.
The utility model structure is simple, easy for installation, at the bottom outer surface of car or the bottom interior surface of main body frame, safety air bag is set, tested the speed during scroll-up/down in main body frame by the speed measuring coder that roller is housed, reappear safety air bag by safety air bag and be loaded on the bottom outer surface of the car of elevator or the bottom interior surface of main body frame, realize the protection to elevator, when after airbag inflated, safety air bag effectively can absorb impulsive force, realize the grease it in of car, the infringement caused car itself and main body frame itself is also less, and direct impact can not be produced to the passenger in car, be conducive to the life safety protecting passenger.
Use the utility model, without the need to digging pit buffer well, in the process that car falls, namely test the speed by coder and realize the inflation of safety air bag, without the need to the same with prior art, when car collides, just can only obtain signal by sensor and realize airbag aeration.The utility model is applicable to various elevator, is particularly useful for home lift.
Accompanying drawing explanation
Fig. 1 is the integral structure schematic diagram of the elevator being equipped with air bag protecting device;
The local structure schematic diagram of elevator when Fig. 2 is air bag unaerated;
Fig. 3 is the integral structure schematic diagram of the elevator after wire cable rupture, airbag aeration;
Fig. 4 is speed measuring coder, safety air bag trigger controller and safety air bag flip flop equipment annexation schematic diagram.
In figure: 1-actuating unit; 2-main body frame; 3-car; 3-1-car top; 3-2-car frame upright; 3-3-cage bottom; 4-steel rope; 5-flexible guiding is taken turns; 6-link span; 7-safety air bag; 8-safety air bag flip flop equipment; 9-speed measuring coder; 10-safety air bag trigger controller; 11-trigger switch.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Embodiment 1:
With reference to Fig. 1, Fig. 2, Fig. 3, a kind of elevator with air bag protecting device, comprise actuating unit 1, main body frame 2, car 3 and link span 6, actuating unit 1 is connected with the top 3-1 of car 3 by steel rope 4, flexible guiding wheel 5 is installed outside the column 3-2 of car 3, car 3 is arranged in described main body frame 2, also comprise air bag protecting device, described air bag protecting device comprises safety air bag 7 and speed measuring coder 9, safety air bag 7 is fixedly arranged on the bottom 3-3 outside face of car 3, safety air bag 7 is electrically connected with safety air bag flip flop equipment 8, on the top 3-1 that speed measuring coder 9 is located at car 3 or column 3-2, the output termination safety air bag trigger controller 10 of speed measuring coder 9, safety air bag trigger controller 10 is electrically connected with safety air bag flip flop equipment 8, speed measuring coder 9 is flexibly connected with main body frame 2 by roller (not shown).
Described safety air bag 7 is also provided with decompression aie escape valve (not shown).
Described safety air bag flip flop equipment 8 comprises igniting trigger circuit and firing unit, igniting trigger circuit and firing unit electrical connection, firing unit can be placed in safety air bag 7, safety air bag 7 is built with the flammable reactant that can produce a large amount of gas during heating, as sodium azide, a large amount of nitrogen can be produced when heating.
Described full air bag trigger controller 10 is existing trigger controller, as three-phase zero cross fired controller etc.
Trigger switch 11 is set between safety air bag trigger controller 10 and safety air bag flip flop equipment 8.In the present embodiment, the quantity of described speed measuring coder 9 is two, and two speed measuring coder 9 symmetries are loaded on 3-1 diagonal angle, car 3 top.The quantity of safety air bag trigger controller 10 is also two, as shown in Figure 4, the mouth of two safety air bag trigger controllers 10 is all connected to trigger switch 11, two trigger switches 11 are connected between safety air bag flip flop equipment 8 and power supply after being connected in series, in the present embodiment, can two trigger switches 11 be built in two safety air bag trigger controllers 10 respectively, two trigger switches 11 are controlled by two safety air bag trigger controllers 10, realize the break-make between the igniting trigger circuit of safety air bag flip flop equipment 8 and power supply, when only having one of them safety air bag trigger controller 10 action, a trigger switch 11 is only had to close, trigger circuit fail to switch on power, safety air bag 7 can not be triggered inflation, be beneficial to the misoperation of anti-locking apparatus, functional reliability is high.When two speed measuring coders 9 are by roller scroll-up/down in the main body frame 2 of elevator, roller drives speed measuring coder 9 to rotate.If the steel rope of elevator 4 ruptures, when the rotating speed of speed measuring coder 9 reaches default dangerous values, during as 0.8 meter per second, this tachometer signal is sent to corresponding safety air bag trigger controller 10 by two speed measuring coders 9, when two safety air bag trigger controllers 10 all receive the tachometer signal from corresponding speed measuring coder 9, two trigger switches 11 are controlled all closed by two safety air bag trigger controllers 10, trigger circuit switch on power, trigger circuit triggers firing unit after energising, sodium azide in safety air bag 7 is reacted rapidly, produce a large amount of gas, safety air bag 7 realizes inflation instantaneously, safety air bag is inflated rapidly swell (as shown in Figure 3), when car falls rapidly, absorb impulsive force by the safety air bag 7 after inflation, realize the grease it in of car 3, by the decompression aie escape valve on safety air bag 7, energy shock-absorbing fast after bearing shock, and release of shock wave, thus avoid personal casualty.
The optional electromagnetic type relay of described igniting trigger circuit.The coil two ends of electromagnetic type relay are all connected to trigger switch 11, and two trigger switches 11 are connected between electromagnetic type relay and power supply after being connected in series.The armature end of electromagnetic type relay is connected with the firing unit be placed in safety air bag 7.Electromagnetic type relay is only that a kind of implementation of igniting trigger circuit has carried out concrete example, igniting trigger circuit are not limited to this kind of mode, because igniting trigger circuit belong to prior art, those skilled in the art can be realized by other various mode as required, do not repeat them here.
Embodiment 2:
The difference of the present embodiment and embodiment 1 is:
Two speed measuring coder 9 symmetries are loaded on the column 3-2 of car 3.
Described safety air bag is located at the bottom interior surface of main body frame 2.
All the other are with embodiment 1.
Embodiment 3:
The difference of the present embodiment and embodiment 1 is:
Described safety air bag flip flop equipment 8 is air valve (not shown), air valve is electrically connected with safety air bag trigger controller 10, air valve is loaded in gas pipe line (not shown), gas pipe line one end is connected with high-pressure gas bottle (not shown), and the gas pipe line other end is connected with safety air bag 7.Safety air bag 7 completes inflation by the air release be stored in high-pressure gas bottle.When safety air bag trigger controller 10 receives the tachometer signal that speed measuring coder 9 transmits, control the unlatching of air valve, realize the inflation to safety air bag 7 by high-pressure gas bottle.
All the other are with embodiment 1.
Embodiment 4:
The difference of the present embodiment and embodiment 1 is:
Described safety air bag flip flop equipment is syringe (not shown), the syringe of syringe is connected with safety air bag trigger controller 10 by motor (not shown), the syringe needle of syringe directly stretches in safety air bag or stretches in safety air bag 7 by liquid-transport pipe-line (not shown), liquid reactant is loaded with, as watery hydrochloric acid etc. in syringe; The solid-state reactants that can produce a large amount of gas when mixing with described liquid reactant is loaded with, as calcium carbonate etc. in safety air bag.When safety air bag trigger controller 10 receives the tachometer signal that speed measuring coder 9 transmits, by the action of electric machine control syringe, the watery hydrochloric acid of splendid attire injects in safety air bag by syringe, and watery hydrochloric acid mixes with calcium carbonate, produce a large amount of gas, realize the inflation to safety air bag 7.
Described liquid reactant also can be water etc., solid-state reaction can be the compound etc. of phosphoric acid crystal and sodium bicarbonate powder, when safety air bag trigger controller 10 receives the tachometer signal that speed measuring coder 9 transmits, by the action of electric machine control syringe, the water of splendid attire injects in safety air bag by syringe, the compound of the Citric acid crystal in safety air bag and sodium bicarbonate powder, under the effect of water, reacts and produces great amount of carbon dioxide, realizes the inflation to safety air bag 7.
Described liquid reactant and/or solid-state reactants, can change according to actual needs, is not limited to above-mentioned example.
All the other are with embodiment 1.
Above detailed introduction is done to several preferred embodiment of the present utility model.Described detailed description of the invention just understands core concept of the present utility model for helping.It should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model principle, can also carry out some improvement and modification to the utility model, these improve and modify the protection domain also belonging to the utility model claim.
Claims (10)
1. there is the elevator of air bag protecting device, comprise actuating unit, main body frame, car and link span, actuating unit is connected with the top of car by steel rope, flexible guiding wheel is installed outside the column of car, car is arranged in described main body frame, it is characterized in that, also comprise air bag protecting device, described air bag protecting device comprises safety air bag and speed measuring coder, safety air bag is fixedly arranged on the bottom outer surface of car, safety air bag is electrically connected with safety air bag flip flop equipment, on the top that speed measuring coder is located at car or column, the output termination safety air bag trigger controller of speed measuring coder, safety air bag trigger controller is electrically connected with safety air bag flip flop equipment, speed measuring coder is flexibly connected with main body frame by roller.
2. the elevator with air bag protecting device according to claim 1, is characterized in that, is also provided with trigger switch between safety air bag trigger controller and safety air bag flip flop equipment.
3. the elevator with air bag protecting device according to claim 2; it is characterized in that; the quantity of described speed measuring coder is two; the quantity of safety air bag trigger controller is also two; the mouth of two safety air bag trigger controllers is all connected to trigger switch; safety air bag trigger controller external source end, is connected between safety air bag flip flop equipment and power end after two trigger switch serial connections.
4. the elevator with air bag protecting device according to claim 3, is characterized in that, two speed measuring coder symmetries are loaded on car top diagonal angle or symmetry is loaded on car frame upright.
5. the elevator with air bag protecting device according to claim 1 and 2, is characterized in that, described safety air bag is also provided with decompression aie escape valve.
6. the elevator with air bag protecting device according to claim 1 and 2, is characterized in that, described safety air bag is fixedly arranged on the bottom interior surface of main body frame.
7. the elevator with air bag protecting device according to claim 1; it is characterized in that; described safety air bag flip flop equipment comprises igniting trigger circuit and firing unit; igniting trigger circuit and firing unit electrical connection; firing unit is placed in safety air bag, and safety air bag is built with the flammable reactant that can produce a large amount of gas during heating.
8. the elevator with air bag protecting device according to claim 7, is characterized in that, described flammable reactant is sodium azide, and described igniting trigger circuit select electromagnetic type relay.
9. the elevator with air bag protecting device according to claim 1; it is characterized in that; described safety air bag flip flop equipment is air valve; air valve is electrically connected with safety air bag trigger controller; air valve is loaded on gas pipe line; gas pipe line one end is connected with high-pressure gas bottle, and the gas pipe line other end is connected with safety air bag.
10. the elevator with air bag protecting device according to claim 1; it is characterized in that; described safety air bag flip flop equipment is syringe; the syringe of syringe is connected with safety air bag trigger controller by motor; the syringe needle of syringe directly stretches in safety air bag or stretches in safety air bag by liquid-transport pipe-line; be loaded with liquid reactant in syringe, in safety air bag, be loaded with the solid-state reactants that can produce a large amount of gas when mixing with described liquid reactant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420465119.1U CN204173704U (en) | 2014-08-18 | 2014-08-18 | There is the elevator of air bag protecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420465119.1U CN204173704U (en) | 2014-08-18 | 2014-08-18 | There is the elevator of air bag protecting device |
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| Publication Number | Publication Date |
|---|---|
| CN204173704U true CN204173704U (en) | 2015-02-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420465119.1U Expired - Fee Related CN204173704U (en) | 2014-08-18 | 2014-08-18 | There is the elevator of air bag protecting device |
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| Country | Link |
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| CN (1) | CN204173704U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104176588A (en) * | 2014-08-18 | 2014-12-03 | 杨志宏 | Elevator with airbag protector |
| CN105151960A (en) * | 2015-10-27 | 2015-12-16 | 苏州中远电梯有限公司 | Safe elevator device |
| CN107337062A (en) * | 2017-09-05 | 2017-11-10 | 陈辉敏 | A kind of novel household elevator |
| WO2020095123A1 (en) * | 2018-11-10 | 2020-05-14 | Heydari Sadegh | The elevator cage insulated with airbag to reduce injuries caused by falls or crashes |
-
2014
- 2014-08-18 CN CN201420465119.1U patent/CN204173704U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104176588A (en) * | 2014-08-18 | 2014-12-03 | 杨志宏 | Elevator with airbag protector |
| CN105151960A (en) * | 2015-10-27 | 2015-12-16 | 苏州中远电梯有限公司 | Safe elevator device |
| CN107337062A (en) * | 2017-09-05 | 2017-11-10 | 陈辉敏 | A kind of novel household elevator |
| CN107337062B (en) * | 2017-09-05 | 2019-05-17 | 陈辉敏 | A kind of novel household elevator |
| WO2020095123A1 (en) * | 2018-11-10 | 2020-05-14 | Heydari Sadegh | The elevator cage insulated with airbag to reduce injuries caused by falls or crashes |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150225 Termination date: 20170818 |