CN204310635U - A kind of emergency staircase - Google Patents
A kind of emergency staircase Download PDFInfo
- Publication number
- CN204310635U CN204310635U CN201420765285.3U CN201420765285U CN204310635U CN 204310635 U CN204310635 U CN 204310635U CN 201420765285 U CN201420765285 U CN 201420765285U CN 204310635 U CN204310635 U CN 204310635U
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- traction
- car
- pulley
- wirerope
- magnet
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Abstract
The utility model relates to a kind of emergency staircase, comprise car and car traction system, car traction system comprises wirerope draw gear and pulley assembly, wirerope draw gear comprises wirerope and power traction axle group, wirerope comprises the car that one end is fixedly connected with car end face and draws section wirerope and traction end wirerope, and power traction axle group comprises power traction axle and reserve power axis of traction.Pulley assembly comprises vertical the car hauling block, the angle pulley group of level commutation and the traction end assembly pulley of vertical commutation that commutate, angle pulley group comprises and is located at angle pulley first in same level and angle pulley second, and traction end assembly pulley comprises coaxial traction end pulley first and traction end pulley second.The utility model emergency staircase adds go-home traction wheel rope in the scheme of existing motor traction lifting, saves the length of cable wire entirety simultaneously, has safe and reliable and that manufacturing cost is lower feature.
Description
Technical field
The utility model relates to a kind of elevator, and particularly a kind of safe and reliable elevator, belongs to elevators field.
Background technology
1852, the E.G. Otis of the U.S. develops the safety cage using rope hoisting, the eighties in 19th century, actuating device has had further improvement, as electrical motor is driven winding reel by worm drive, adopted counterbalanced weight etc., in 19 end of the centurys, have employed frictional wheel drive, greatly increase the hoisting depth of elevator.Existing elevator is a kind of vertical conveyor adopting electrical motor outputting power mostly, and box like gondola is housed, and takes advantage of people or carrying goods for tier building.Modal vertical lift elevator usually has a car and pulls the counter weight device of car rise and fall, and the concrete component part of elevator can be divided into traction system, guidance system, car, door system, weight balancing system, electric drive system, electric control system and safety system etc. by function.The principle of work of elevator normally adopts hoist ropes two ends in succession respectively car and counterweight, be wrapped in traction sheave and track adjusting wheel, hoisting motor is by driving traction sheave to rotate after retarder speed change, by hoist ropes and the fricative tractive force of traction sheave, realize the scheme of car and counterweight synchronization lifting.
Publication number is that the patent document of CN2477596Y discloses a kind of two car self-balancing elevator, this elevator comprises driving control device and two identical cars, the mass of original elevator is replaced by one of them car, adopt two wireropes to be driven through by motor the scheme that pulley system realizes synchronous one rise and one drop respectively, solve the problem that original elevator passenger capacity finite sum operating cost is higher.But such scheme has set up extra carrying equipment while raising passenger capacity, and does not relate to emergency power scheme.
Publication number is that the patent document of CN2668587Y discloses a kind of car and sedan-chair frame both sides movable pulley multiplying power baudrier cage lifter thereof, this elevator installs movable pulley outside the car and sedan-chair frame two thereof of elevator, steel rope two ends are upwards walked around until elevator hoistways top respectively from both sides movable pulley, one end is fixed, the other end is walked around the pulley that top pulleys draws through bottom downwards and is again upwards drawn, be connected with mass after top pulleys commutation, thus effectively reduce the oad of similar elevator, solve elevator applications at machine room hoistway, the problem of the occasions such as shallow pit hoistway and low top layer hoistway.But the scheme of bilateral assembly pulley adds the complexity of pulley gear, and does not relate to emergency power scheme.
Utility model content
The utility model emergency staircase discloses new scheme, and in the scheme of existing motor traction lifting, add go-home traction wheel rope, the elevator solving the traction of existing dependence pulley wire rope does not have emergency power to take turns the problem of rope scheme.
A kind of emergency staircase of the utility model comprises car 100 and car traction system, car traction system comprises wirerope draw gear and pulley assembly, wirerope draw gear comprises wirerope and power traction axle group, wirerope comprises the car that one end is fixedly connected with car 100 end face and draws section wirerope 211 and traction end wirerope 212, power traction axle group comprises power traction axle 213 and reserve power axis of traction 214, power traction axle 213 and reserve power axis of traction 214 are fixed on axis of traction pedestal 215 side by side, the weight of axis of traction pedestal 215 is greater than the weight of car 100 under maximum loaded state.Pulley assembly comprises vertical the car hauling block 221, the angle pulley group of level commutation and the traction end assembly pulley of vertical commutation that commutate, angle pulley group comprises and is located at angle pulley first 222 in same level and angle pulley second 223, and traction end assembly pulley comprises coaxial traction end pulley first 224 and traction end pulley second 225.Car traction section wirerope 211 is walked around car hauling block 221 and is fixedly connected with in the middle part of angle pulley first 222 with the traction end wirerope 212 in angle pulley second 223 with winding, traction end wirerope 212 one end is walked around angle pulley first 222 and is fixedly connected with power traction axle 213 with traction end pulley first 224, and traction end wirerope 212 other end is walked around angle pulley second 223 and is fixedly connected with reserve power axis of traction 214 with traction end pulley second 225.
The utility model emergency staircase adds go-home traction wheel rope in the scheme of existing motor traction lifting, saves the length of cable wire entirety simultaneously, has safe and reliable and that manufacturing cost is lower feature.
Accompanying drawing explanation
Fig. 1 be the utility model emergency staircase in hoistway just to side observe schematic diagram.
Fig. 2 be in Fig. 1 emergency staircase in hoistway just to the schematic diagram of back side.
Fig. 3 is the emergency staircase schematic diagram that middle part is observed downwards in hoistway in Fig. 1.
Fig. 4 is the schematic diagram that pulley assembly is observed downwards at hoistway inner top.
Fig. 5 is that emergency staircase rear wall and air buffer magnet arrange schematic diagram.
Fig. 6 is that emergency staircase both sides and hoistway inwall both sides magnet arrange schematic diagram.
In Fig. 1 ~ 6,100 is cars, and 110 is car magnets, and 120 is elevator magnets, 211 is car traction section wireropes, 212 is traction end wireropes, and 213 is power traction axles, and 214 is reserve power axis of traction, 215 is axis of traction pedestals, 221 is car hauling blocks, and 222 is angle pulley first, and 223 is angle pulley second, 224 is traction end pulley first, 225 is traction end pulley second, and 310 is shock absorber magnet first, and 320 is shock absorber magnet second, 330 is scavenge trunks, 340 is electromagnetic valves, and 410 is lifting bodies, and 500 is accumulator plants.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Emergency staircase of the present utility model comprises car 100 and car traction system, car traction system comprises wirerope draw gear and pulley assembly, wirerope draw gear comprises wirerope and power traction axle group, wirerope comprises the car that one end is fixedly connected with car 100 end face and draws section wirerope 211 and traction end wirerope 212, power traction axle group comprises power traction axle 213 and reserve power axis of traction 214, power traction axle 213 and reserve power axis of traction 214 are fixed on axis of traction pedestal 215 side by side, the weight of axis of traction pedestal 215 is greater than the weight of car 100 under maximum loaded state.Pulley assembly comprises vertical the car hauling block 221, the angle pulley group of level commutation and the traction end assembly pulley of vertical commutation that commutate, angle pulley group comprises and is located at angle pulley first 222 in same level and angle pulley second 223, and traction end assembly pulley comprises coaxial traction end pulley first 224 and traction end pulley second 225.As shown in Figures 1 to 3, car traction section wirerope 211 is walked around car hauling block 221 and is fixedly connected with in the middle part of angle pulley first 222 with the traction end wirerope 212 in angle pulley second 223 with winding, traction end wirerope 212 one end is walked around angle pulley first 222 and is fixedly connected with power traction axle 213 with traction end pulley first 224, traction end wirerope 212 other end is walked around angle pulley second 223 and is fixedly connected with reserve power axis of traction 214 with traction end pulley second 225, and traction end wirerope 212 is whole piece cable wires.Fig. 4 and 3 show cable wire and pulley when lift car is positioned at hoistway bottom state around to setting, car traction section wirerope is fixedly connected with traction end wirerope a part between angle pulley first with angle pulley second, start power traction spindle motor, power traction axle rolls traction end wirerope one end, car is sling by car traction section wirerope and traction end wirerope one end, the low load idle running of reserve power axis of traction, the traction end wirerope other end wound on it is discharged, when there is problem in above-mentioned traction end wirerope one end, reserve power axis of traction motor can be started, now traction end wirerope draws to original opposite sense, still can ensure that car lifts by crane normally.Problem is there is at car traction section wirerope and traction end wirerope junction in order to prevent cable wire, this programme can take special measure at this place, such as adopt and add bulk processing, or adopt high strength, high-toughness material etc., the above-mentioned wire rope pulley arrangement of this programme effectively reduces cable wire problem and normally uses the impact brought to elevator, has saved cable wire material.
In order to strengthen elevator safety in use, adjustment lift car is at the cushion effect in anxious stopping time, this programme has set up the air buffer adopting magnetic force interlock on the basis of above-mentioned basic scheme, as shown in Figure 5, specifically emergency staircase also comprises magnetic force and connects air buffer, magnetic force connects air buffer and comprises and be arranged on shock absorber magnet first 310 on car 100 rear wall and airtight buffering pneumatic cylinder, shock absorber magnet second 320 moving up and down is provided with in airtight buffering pneumatic cylinder, shock absorber magnet first 310 and shock absorber magnet second 320 magnetic couple, airtight buffering pneumatic cylinder internal insulation is become upper and lower two airtight chambers by shock absorber magnet second 320, above-mentioned upper and lower two airtight chambers are by the airtight connection of scavenge trunk 330, scavenge trunk 330 is provided with electromagnetic valve 340.In the normal lifting process of car, shock absorber magnet first drives shock absorber magnet second to move up and down in buffering pneumatic cylinder by magnetic couple, in above process, electromagnetic valve is opening all the time, cylinder interior gas to be flowed exchange by scavenge trunk along with shock absorber magnet second moves up and down in cylinder two head chamber, when needs are braked, only need shut electromagnetic valve, cylinder interior gas stops flowing, shock absorber magnet second pins down car by shock absorber magnet first and continues motion under the air pressure increased gradually, thus reaches the technical purpose of buffer-braking.Adopt the scheme of pressure buffer and magnetic force interlock to overcome the anxious many drawbacks of stopping bringing of other buffering scheme rigidity, increase buffer distance, the use sense improving elevator is subject to.
At Emergency time, such as have a power failure, in the situations such as shock absorber braking failure, lift car in declining to make acceleration is subject to the brake compensation power of a moment, this programme have also been devised a kind of emergent buffering scheme, car is made to be subject to the balancing force of a braking at short notice, specifically emergency staircase also comprises emergent shock absorber, emergent shock absorber comprises axis of traction drg, axis of traction the pedestal 215 and lifting body 410 that axis of traction pedestal 215 does downward short distance accelerated movement can be held up, lifting body 410 can adopt the scheme of hydraulic transmission, the liquid holding up lifting body is extracted at Emergency time, locking or buffer-braking axis of traction prerequisite under make axis of traction pedestal play the effect of counter weight device at short notice, realize the technical purpose that emergency braking car accelerates to decline.
In order to regulate the speed of lift car at the uniform velocity process of rising or falling, this programme also introduces the scheme adopting electromagnetic force to regulate car movement speed, as shown in Figure 6, specifically emergency staircase also comprises car speed regulation device, car speed regulation device comprises the car magnet 110 that the poles oblique be arranged on car 100 two side is arranged and the elevator magnet 120 be arranged on the elevator sidewall adjacent with car 100 sidewall, the magnetic pole of elevator magnet 120 is parallel with the magnetic pole of car magnet 110 oppositely, magnetic action is produced between car magnet 110 and elevator magnet 120, above-mentioned magnetic action regulates the kinematic velocity of car 100.The scheme of above-mentioned electromagnetic force speed governing overcomes many drawbacks of the larger electromagnetic force of needs that only relies on electromagnetic force to drive to occur in the scheme of car movement and supporting high-intensity magnetic field, it also avoid the simple electromagnetic force that relies on simultaneously and draws the potential safety hazard brought.In order to simplify the line arrangement of lift facility, reduce the number of cables be connected with car, avoid the line fault that car on the go occurs, the preferred car magnet 110 of this programme is permanent magnet or electromagnet, elevator magnet 120 is electromagnets, namely by regulating the magneticintensity of elevator magnet or regulate the magneticintensity of car magnet and elevator magnet to control the dynamics of Electromagnetic Drive simultaneously.
In lift car decline process, car must by field generating current and power, the electric current wherein produced can be stored for car routine use, such as car intraoral illumination, information displaying and control electricity consumption etc., specifically emergency staircase also comprises accumulator plant 500, and car 100 drops to the part stopping producing kinetic energy and changes into electrical power storage in accumulator plant 500.The particular location of storage battery can be arranged on the top of car, thus avoids causing damage in car movement.
In order to realize the automatic control that elevator runs, this programme also comprises a set of Elevator operation control system, specifically emergency staircase also comprises programmable, intelligent control system, and programmable, intelligent control system comprises car weight measurement module, car speed measurement module, axis of traction motor control module, car speed control module, shock absorber control module and emergent shock absorber control module.The car weight signal recorded is sent to axis of traction motor control module by car weight measurement module, and axis of traction motor control module exports corresponding tractive force according to the car weight signal enabling axis of traction motor received.The car speed signal recorded is sent to car speed control module by car speed measurement module, and car speed control module regulates car speed according to the car speed signal enabling car speed regulation device received.The car speeding signal recorded is sent to shock absorber control module by car speed measurement module, and shock absorber control module is according to the car speeding signal at stop electromagnetic valve 340 received.The car speed danger signal recorded is sent to emergent shock absorber control module by car speed measurement module, emergent shock absorber control module is according to the car dangerous speed unblanking axis of traction drg received, and control lifting body 410 is held axis of traction pedestal 215 and done downward short distance accelerated movement.Above-mentioned accumulator plant 500 can provide electric energy by being electrically connected with programmable, intelligent control system power supply interface to programmable, intelligent control system.The electronic component related in such scheme, module and equipment all can adopt the existing scheme in this area, also can adopt special scheme according to concrete design plan.
The emergency staircase of this programme have employed traction protocols for subsequent use, improve the stability that elevator uses, the pressure buffer braking scheme adopting magnetic force to connect overcomes the safety problem that the rigidity braking schemes such as clump weight bring, the acceleration adopting short time counter weight device scheme to pin down car in particularly urgent situation is glided, adopt controlled electromagnetic force to regulate the speed of elevator cab movement, adopt the operation of programmable, intelligent control system regulation and control elevator.The emergency staircase of this programme, based on above feature, compares existing clump weight elevator and magnetic levitation elevator all has substantive distinguishing features and progress.
The emergency staircase of this programme is not limited to content disclosed in embodiment, the technical scheme occurred in embodiment can individualism, also can mutually comprise, those skilled in the art also belong to the scope of this programme in conjunction with the simple alternative that common practise is made according to this programme.
Claims (8)
1. an emergency staircase, it is characterized in that comprising car (100) and car traction system, described car traction system comprises wirerope draw gear and pulley assembly, described wirerope draw gear comprises wirerope and power traction axle group, described wirerope comprises the car that one end is fixedly connected with car (100) end face and draws section wirerope (211) and traction end wirerope (212), described power traction axle group comprises power traction axle (213) and reserve power axis of traction (214), power traction axle (213) and reserve power axis of traction (214) are fixed on axis of traction pedestal (215) side by side, the weight of axis of traction pedestal (215) is greater than car (100) weight under maximum loaded state, described pulley assembly comprises vertical the car hauling block (221), the angle pulley group of level commutation and the traction end assembly pulley of vertical commutation that commutate, described angle pulley group comprises and is located at angle pulley first (222) in same level and angle pulley second (223), and described traction end assembly pulley comprises coaxial traction end pulley first (224) and traction end pulley second (225), car traction section wirerope (211) is walked around car hauling block (221) and is fixedly connected with traction end wirerope (212) middle part in angle pulley second (223) in angle pulley first (222) with winding, traction end wirerope (212) one end is walked around angle pulley first (222) and is fixedly connected with power traction axle (213) with traction end pulley first (224), and traction end wirerope (212) other end is walked around angle pulley second (223) and is fixedly connected with reserve power axis of traction (214) with traction end pulley second (225).
2. emergency staircase according to claim 1, it is characterized in that, described emergency staircase also comprises magnetic force and connects air buffer, described magnetic force connects air buffer and comprises and be arranged on shock absorber magnet first (310) on car (100) rear wall and airtight buffering pneumatic cylinder, shock absorber magnet second (320) moving up and down is provided with in described airtight buffering pneumatic cylinder, shock absorber magnet first (310) and shock absorber magnet second (320) magnetic couple, described airtight buffering pneumatic cylinder internal insulation is become upper and lower two airtight chambers by shock absorber magnet second (320), described upper and lower two airtight chambers are by scavenge trunk (330) airtight connection, scavenge trunk (330) is provided with electromagnetic valve (340).
3. emergency staircase according to claim 2, it is characterized in that, described emergency staircase also comprises emergent shock absorber, and described emergent shock absorber comprises axis of traction drg, axis of traction pedestal (215) and can hold up the lifting body (410) that axis of traction pedestal (215) does downward short distance accelerated movement.
4. emergency staircase according to claim 3, it is characterized in that, described emergency staircase also comprises car speed regulation device, described car speed regulation device comprises the car magnet (110) that the poles oblique be arranged on car (100) two side is arranged and the elevator magnet (120) be arranged on the elevator sidewall adjacent with car (100) sidewall, the magnetic pole of elevator magnet (120) is parallel oppositely with the magnetic pole of car magnet (110), magnetic action is produced between car magnet (110) and elevator magnet (120), described magnetic action regulates the kinematic velocity of car (100).
5. emergency staircase according to claim 4, is characterized in that, car magnet (110) is permanent magnet or electromagnet, and elevator magnet (120) is electromagnet.
6. emergency staircase according to claim 4, it is characterized in that, described emergency staircase also comprises accumulator plant (500), and car (100) drops to the part stopping producing kinetic energy and changes into electrical power storage in accumulator plant (500).
7. emergency staircase according to claim 4, it is characterized in that, described emergency staircase also comprises programmable, intelligent control system, and described programmable, intelligent control system comprises car weight measurement module, car speed measurement module, axis of traction motor control module, car speed control module, shock absorber control module and emergent shock absorber control module; The car weight signal recorded is sent to described axis of traction motor control module by described car weight measurement module, and described axis of traction motor control module exports corresponding tractive force according to the car weight signal enabling axis of traction motor received; The car speed signal recorded is sent to described car speed control module by described car speed measurement module, and described car speed control module regulates car speed according to the car speed signal enabling car speed regulation device received; The car speeding signal recorded is sent to described shock absorber control module by described car speed measurement module, and described shock absorber control module is according to the car speeding signal at stop electromagnetic valve (340) received; The car speed danger signal recorded is sent to described emergent shock absorber control module by described car speed measurement module, described emergent shock absorber control module is according to the car dangerous speed unblanking axis of traction drg received, and control lifting body (410) is held axis of traction pedestal (215) and done downward short distance accelerated movement.
8. emergency staircase according to claim 7, is characterized in that, accumulator plant (500) provides electric energy by being electrically connected with described programmable, intelligent control system power supply interface to described programmable, intelligent control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420765285.3U CN204310635U (en) | 2014-12-02 | 2014-12-02 | A kind of emergency staircase |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420765285.3U CN204310635U (en) | 2014-12-02 | 2014-12-02 | A kind of emergency staircase |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204310635U true CN204310635U (en) | 2015-05-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420765285.3U Expired - Fee Related CN204310635U (en) | 2014-12-02 | 2014-12-02 | A kind of emergency staircase |
Country Status (1)
| Country | Link |
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| CN (1) | CN204310635U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105836566A (en) * | 2016-05-12 | 2016-08-10 | 苏州富士电梯有限公司 | Emergency protective device for elevator car |
| CN105883536A (en) * | 2014-12-02 | 2016-08-24 | 史波 | Safe elevator |
-
2014
- 2014-12-02 CN CN201420765285.3U patent/CN204310635U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105883536A (en) * | 2014-12-02 | 2016-08-24 | 史波 | Safe elevator |
| CN105883536B (en) * | 2014-12-02 | 2018-07-31 | 广东格菱电梯有限公司 | A kind of emergency staircase |
| CN105836566A (en) * | 2016-05-12 | 2016-08-10 | 苏州富士电梯有限公司 | Emergency protective device for elevator car |
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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: 20150506 Termination date: 20161202 |