CN105253755B - A kind of double counterweight elevators - Google Patents
A kind of double counterweight elevators Download PDFInfo
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- CN105253755B CN105253755B CN201510833252.7A CN201510833252A CN105253755B CN 105253755 B CN105253755 B CN 105253755B CN 201510833252 A CN201510833252 A CN 201510833252A CN 105253755 B CN105253755 B CN 105253755B
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- counter weight
- weight device
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Abstract
The invention discloses a kind of double counterweight elevators, including vertically arranged hoistway, the car moved up and down in hoistway, counter weight device, driving device and control device, driving device includes first driving means and the second driving device, first driving means include the first steel wire rope and the first motor, the first reduction box and the first traction sheave that are drivingly connected successively, second driving device includes the second steel wire rope and the second motor, the second reduction box and the second traction sheave that are drivingly connected successively, and counter weight device includes the first counter weight device and the second counter weight device；First steel wire rope is set around on the first traction sheave, the both ends of first steel wire rope connect the first counter weight device and car top respectively, second steel wire rope is set around on the second traction sheave, the both ends of second steel wire rope connect the second counter weight device and car top respectively, first counter weight device and the second counter weight device are symmetrically set in the opposite lateral surface of car, and the rotating speed of the first traction sheave and the second traction sheave is identical, it is opposite to turn to.
Description
Technical field
The present invention relates to elevators field more particularly to a kind of double counterweight elevators.
Background technology
Elevator is essential walking-replacing tool for high-rise building, but safety problem often occurs in existing elevator,
Even into murderer, how to realize the safe of elevator is an emphasis of elevator design.
Existing elevator hangs car and a counterweight by steel wire rope both ends, then by traction wheel drive steel wire rope,
Rising or whereabouts so as to fulfill car, such design are connect simply by one end of steel wire rope with car top, tight when occurring
It is difficult to control during anxious situation, is susceptible to elevator accident, lead to passenger's injures and deaths, so need to now design a kind of safety-type elevator.
Invention content
The technical problems to be solved by the invention are, provide a kind of double counterweight elevators, and car is driven by two counterweights
Rising or whereabouts, two counterweights can mutually restrict other side, improve the security performance of elevator operation.
In order to solve the above technical problem, the present invention provides a kind of double counterweight elevators, including vertically arranged hoistway,
Car, counter weight device, driving device and the control device moved up and down in hoistway, the driving device include the first driving and fill
It puts and includes the first steel wire rope and the first motor being drivingly connected successively, the with the second driving device, the first driving means
One reduction box and the first traction sheave, the second electricity that second driving device includes the second steel wire rope and is drivingly connected successively
Machine, the second reduction box and the second traction sheave, the counter weight device include the first counter weight device and the second counter weight device；First steel wire
Rope is set around on the first traction sheave, and the both ends of the first steel wire rope connect the first counter weight device and car top, the second steel wire respectively
Rope is set around on the second traction sheave, and the both ends of the second steel wire rope connect the second counter weight device and car top respectively, and described first
Counter weight device and the second counter weight device are symmetrically set in turn of the opposite lateral surface of car, first traction sheave and the second traction sheave
Speed is identical, it is opposite to turn to；The control device includes detection unit, analytic unit and emergency braking unit, the detection unit
Position sensor including being used to detect the first counter weight device position and the second counter weight device position, the analytic unit analyze position
The data of sensor detection are put, the analytic unit controls emergency braking cell operation.
As the preferred embodiment of counterweight elevators of the invention double, the position sensor include first position sensor and
Second position sensor, the first position sensor detect the position of the first counter weight device, the second position sensor inspection
Survey the position of second position sensor.
As the preferred embodiment of double counterweight elevators of the invention, symmetrically arranged first directive wheel of opposite car is further included
With the second directive wheel, first steel wire rope and the second steel wire rope are rotating around on the first directive wheel and the second directive wheel.
As the preferred embodiment of double counterweight elevators of the invention, the hoistway is located at the opposite lateral surface of car and sets respectively
There are the first sliding rail and the second sliding rail, the first counter weight device, which slides, to be set on the first sliding rail, and the second counter weight device, which slides, is set on second
On sliding rail.
As the preferred embodiment of double counterweight elevators of the invention, first sliding rail and the second sliding rail include vertically setting
Two closed slides put, the opposite face of two guide rails are equipped with slide-and-guide slot, and the first counter weight device and the second counter weight device lead to
Slide-and-guide slot is crossed to move up and down along the first sliding rail and the second sliding rail.
As the preferred embodiment of of the invention pair of counterweight elevators, on the face of the first sliding rail of the first counter weight device direction
Equipped with several first idler wheels, second counter weight device is equipped with several second idler wheels, the first idler wheel towards the face of the second sliding rail
It is moved in corresponding slide-and-guide slot with the second idler wheel.
As the preferred embodiment of double counterweight elevators of the invention, the opening of slide-and-guide slot extends from both sides to center to be set
There is baffle, the thickness of the first idler wheel and the second idler wheel in an axial direction is more than the extended distance of baffle, first idler wheel and the second rolling
Wheel is arranged in corresponding slide-and-guide slot.
As the preferred embodiment of double counterweight elevators of the invention, the surface of the slide-and-guide slot is equipped with abrasive rubber
Layer.
As the preferred embodiment of double counterweight elevators of the invention, first counter weight device and the second counter weight device wrap
Counterweight frame and several clump weights are included, counterweight frame is equipped with loading chamber and adjustable plate, and the adjustable plate is used to adjust the size of loading chamber,
The clump weight is set on loading intracavitary.
As the preferred embodiment of double counterweight elevators of the invention, the weight of first counter weight device and the second counter weight device
The sum of amount is equal to the sum of half and car dead weight of car rated load, the weight of first counter weight device and the second counter weight device
It measures equal.
Implement the embodiment of the present invention, have the advantages that：
The opposite both sides of car of the present invention are respectively equipped with the first counter weight device and the second counter weight device, the up and down motion of car
By the first counter weight device and the second counter weight device counterweight, so as to enable car smooth motion, pass through two counter weight device bands
Dynamic car movement can so that car movement is more steady, and two counterweights are operated alone, when one of counterweight breaks down, separately
An outer counterweight can play the role of buffering, reduce the damage of elevator accident.In addition, two tractions of present invention driving counterweight
The rotating speed of wheel is equal, turns on the contrary, the state that two counterweights can be enabled to keep symmetric motion constantly, ensures the flat of car
Steady movement, the tie point and the tie point of the second steel wire rope and car of the first steel wire rope and car are relative to car top center pair
Claim, the present invention also uses two counterweights and realizes the further safe operation of elevator, and the position of counterweight is detected by position sensor
It puts, the alternate position spike of counterweight is analyzed by analytic unit, when poor more than specified position, analytic unit can communicate information to urgent system
Moving cell is realized the safe operation of elevator with reference to double counter weight devices and control device, that is, be ensure that so as to stop the operation of elevator
The stable operation of car, and accident can be prevented.
Description of the drawings
Fig. 1 is the overall structure diagram of double counterweight elevators of the invention；
Fig. 2 is the structure diagram of driving device of the present invention；
Fig. 3 is the structure diagram of counter weight device and guide rail of the present invention；
Fig. 4 is the vertical view of Fig. 3.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, the present invention is made into one below in conjunction with attached drawing
Step ground detailed description.
Referring to attached drawing 1 to attached drawing 4, the invention discloses a kind of double counterweight elevators, including vertically arranged hoistway 1, in well
Car 2, counter weight device 3 and the driving device 4 moved up and down in road 1, the driving device 4 include 41 He of first driving means
Second driving device 42, the first driving means 41 include the first steel wire rope 411 and the first motor being drivingly connected successively
412nd, the first reduction box 413 and the first traction sheave 414, second driving device 42 is including the second steel wire rope 421 and successively
The second motor, the second reduction box and the second traction sheave being drivingly connected, the knot of the second motor, the second reduction box and the second traction sheave
Structure referring to Fig. 2 first driving means 41 structure, the counter weight device 3 include the first counter weight device 31 and the second counter weight device
32.The rear of first traction sheave 414 is provided with support back seat 415, can be with stabilizing driving device, similarly, the second driving device
It is provided with support back seat.
First steel wire rope 411 is set around on the first traction sheave 414, and the both ends of the first steel wire rope 411 connect first and match respectively
31 and 2 top of car are put in refitting, and the second steel wire rope 421 is set around on the second traction sheave, and the both ends of the second steel wire rope 421 connect respectively
2 top of the second counter weight device 32 and car is connect, 31 and second counter weight device 32 of the first counter weight device is symmetrically set in 2 phase of car
To lateral surface, first traction sheave 414 is identical with the rotating speed of the second traction sheave, it is opposite to turn to.
In order to ensure that the first counter weight device 31 and the second counter weight device 32 can be arranged on appropriate position, the invention also includes
With respect to 2 symmetrically arranged first directive wheel, 51 and second directive wheel 52 of car, 411 and second steel wire rope of the first steel wire rope
421, rotating around on the first directive wheel 51 and the second directive wheel 52, are oriented to steel wire rope by directive wheel so that first
31 and second counter weight device 32 of counter weight device is placed in suitable position.
The opposite both sides of car 2 of the present invention are respectively equipped with the first counter weight device 31 and the second counter weight device 32, specially sedan-chair
The both sides that compartment is opened the door, the up and down motion of car 2 is by 32 counterweight of the first counter weight device 31 and the second counter weight device, so as to make car
2 can smooth motion, by two counter weight devices drive the movement of cars 2 can car 2 move it is more steady, and ought be wherein
When one counterweight breaks down, another counterweight can play the role of buffering, reduce the damage of elevator accident.In addition, this
The rotating speed of two traction sheaves of invention driving counterweight is equal, turns on the contrary, two counterweights can be enabled to keep symmetrical constantly
The state of movement ensures the smooth motion of car, the first steel wire rope and the tie point of car and the company of the second steel wire rope and car
Contact is relative to car top central symmetry.
In order to further improve the security performance of elevator, the present invention is by control device to the first counter weight device 31 and second
The position of counter weight device 32 is detected, and the control device includes detection unit, analytic unit and emergency braking unit, described
Detection unit includes the position sensor for detecting the first counter weight device 31 and the second counter weight device 32, the analytic unit point
The data of position sensor detection are analysed, the analytic unit controls emergency braking cell operation, as the further of elevator safety
Test, for the present invention by the use of the position deviation of two symmetrically arranged counterweights as the foundation detected, position sensor detects first
The position of 31 and second counter weight device 32 of counter weight device, and location information is transferred to analytic unit, analytic unit can be to two
Position is compared, if the two height and position difference is more than the height error range of setting, analytic unit can pass to signal tightly
Anxious brake unit, emergency braking unit can stop the driving effect of first driving means and the second driving device, so as to stop sedan-chair
The operation in compartment can do car further security, improve the security performance of elevator operation.Preferably, the position
Sensor includes first position sensor and second position sensor, and the first position sensor detects the first counter weight device
Position, the position of the second position sensor detection second position sensor, independent test position can improve the essence of detection
Exactness, and when one of damage, another can pass information to analytic unit, will not lead to horse back lost contact.
Counter weight device and car during moving up and down inevitably can by extraneous unbalanced power, at this time, it may be necessary to
Do certain restriction to the movement of counter weight device and car, the present invention by vertically arranged car track limit car with
Meaning is swung, and car 2 can only be moved up and down along car track, and the concrete structure about counter weight device 3 is as described below.
The hoistway 1 is located at the opposite lateral surface of car 2 and is respectively equipped with the first sliding rail 61 and the second sliding rail, and first with refitting
31 slips are put on the first sliding rail 61, the second counter weight device 32, which slides, to be set on the second sliding rail, first sliding rail 61 and the
Two sliding rails include two vertically arranged closed slides 7, and the opposite face of two guide rails 7 is equipped with slide-and-guide slot 71, and first matches
Refitting put 31 and second counter weight device 32 moved up and down by slide-and-guide slot 71 along the first sliding rail 61 and the second sliding rail.Attached drawing
3 illustrate by taking the first sliding rail 61 and the first counter weight device 31 as an example, wherein the second sliding rail and the first sliding rail are right with respect to car 2
Claim setting.
Referring to Fig. 3 and Fig. 4, counter weight device and sliding rail are described in detail, first counter weight device 31 towards first
The face of sliding rail 61 is equipped with several first idler wheels 311, and second counter weight device 32 is equipped with several towards the face of the second sliding rail
Second idler wheel, the first idler wheel 311 and the second idler wheel slide in corresponding slide-and-guide slot 71, and the present invention is matched by idler wheel drive
Refitting, which is put, to be moved up and down, and can reduce frictional force, and idler wheel is oriented to by slide-and-guide slot 71, idler wheel can be prevented inclined
Direction.In order to which idler wheel is further prevented to be detached from so that counter weight device is unstable, the opening of slide-and-guide slot 71 of the present invention is from both sides
Baffle 72 is equipped with to center extension, the thickness of the first idler wheel 311 and the second idler wheel in an axial direction is more than the extended distance of baffle 72, institute
It states the first idler wheel 311 and the second idler wheel is arranged in corresponding slide-and-guide slot 71, idler wheel of the invention is along slide-and-guide slot
71 move up and down, and axis and moving direction are vertical, and the thickness of axis direction can be limited when being more than the opening 73 of baffle 72
In slide-and-guide slot 71, but counter weight device and idler wheel are connected to become problem at this time, and in order to solve this problem, of the invention leads
Rail 71 is equipped with hollow slots 74, the first idler wheel 311 two opposite sides（Second idler wheel）Center be equipped with rotary shaft 75, rotation
Hollow slots 74, the first counter weight device 31 are stretched out in the both ends of axis 75（Second counter weight device 32）Connected with rotary shaft 75 by connecting rod 76
It connects, so as to fulfill the connection of counter weight device and idler wheel, as long as idler wheel stretches into when mounted from the top of guide rail or bottom.
Preferably, the surface of the slide-and-guide slot 71 is equipped with abrasive rubber layer, and abrasive rubber layer can increase guide rail
Service life, prevent from wearing it is overweight bring scrap, and when abrasive rubber layer is impaired can also be replaced, maintenance cost
It is low.
As the specific embodiment of counter weight device, 31 and second counter weight device 32 of the first counter weight device includes counterweight
Frame and several clump weights, counterweight frame are equipped with loading chamber and adjustable plate, and the adjustable plate is used to adjust the size of loading chamber, described to match
Pouring weight is set on loading intracavitary.The sum of weight of first counter weight device, 31 and second counter weight device 32 is equal to 2 specified load of car
The sum of half and car 2 dead weight of lotus, 31 and second counter weight device 32 of the first counter weight device is equal in weight, when car 2
Dead weight and the sum of car weight when being equal to the sum of weight of two counter weight devices, the driving force needed for driving device is minimum, and
The load-carrying of car is in the maximum probability of the half of payload ratings or so, so correctly the weight of selection counterweight can be saved effectively
Resource-saving.
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (4)
1. a kind of double counterweight elevators, including vertically arranged hoistway, the car moved up and down in hoistway, counter weight device, driving
Device and control device, which is characterized in that the driving device includes first driving means and the second driving device, and described the
One driving device includes the first steel wire rope and the first motor, the first reduction box and the first traction sheave that are drivingly connected successively, institute
It states the second driving device and includes the second steel wire rope and the second motor, the second reduction box and the second traction that are drivingly connected successively
Wheel, the counter weight device include the first counter weight device and the second counter weight device；
First steel wire rope is set around on the first traction sheave, and the both ends of the first steel wire rope connect the first counter weight device and car roof respectively
Portion, the second steel wire rope are set around on the second traction sheave, and the both ends of the second steel wire rope connect the second counter weight device and car roof respectively
Portion, first counter weight device and the second counter weight device are symmetrically set in the opposite lateral surface of car, first traction sheave and
The rotating speeds of two traction sheaves is identical, it is opposite to turn to；
The control device includes detection unit, analytic unit and emergency braking unit, and the detection unit includes detecting
First counter weight device position and the position sensor of the second counter weight device position, the analytic unit analysis position sensor detection
Data, the analytic unit controls emergency braking cell operation；
The position sensor includes first position sensor and second position sensor, first position sensor detection the
The position of one counter weight device, the position of the second position sensor detection second position sensor；
Position sensor detects the position of the first counter weight device and the second counter weight device, and location information is transferred to analysis list
Member, analytic unit can compare two positions, if the two height and position difference is more than the height error range of setting, analysis is single
Signal can be passed to emergency braking unit by member, and emergency braking unit can stop the drive of first driving means and the second driving device
Action is used, so as to stop the operation of car；
The hoistway is located at the opposite lateral surface of car and is respectively equipped with the first sliding rail and the second sliding rail, and the slip of the first counter weight device is set
In on the first sliding rail, the second counter weight device is slided on the second sliding rail；
First sliding rail and the second sliding rail include two vertically arranged closed slides, and the opposite face of two guide rails, which is equipped with, to be slided
Action-oriented slot, the first counter weight device and the second counter weight device are moved down by slide-and-guide slot on the first sliding rail and the second sliding rail
It is dynamic；
First counter weight device is equipped with several first idler wheels towards the face of the first sliding rail, and second counter weight device is towards the
The face of two sliding rails is moved equipped with several second idler wheels, the first idler wheel and the second idler wheel in corresponding slide-and-guide slot；
The opening of slide-and-guide slot extends from both sides to center is equipped with baffle, and the thickness of the first idler wheel and the second idler wheel in an axial direction is big
In the extended distance of baffle, first idler wheel and the second idler wheel are arranged in corresponding slide-and-guide slot；
The sum of weight of first counter weight device and the second counter weight device is equal to the half of car rated load and car dead weight
The sum of, first counter weight device and the second counter weight device are equal in weight.
2. double counterweight elevators according to claim 1, which is characterized in that further include opposite car symmetrically arranged first and lead
To wheel and the second directive wheel, first steel wire rope and the second steel wire rope are rotating around set on the first directive wheel and the second directive wheel
On.
3. double counterweight elevators according to claim 1, which is characterized in that the surface of the slide-and-guide slot is equipped with wear-resisting rubber
Glue-line.
4. double counterweight elevators according to claim 1 or 2, which is characterized in that first counter weight device and the second counterweight
Device includes counterweight frame and several clump weights, and counterweight frame is equipped with loading chamber and adjustable plate, and the adjustable plate is used to adjust loading
The size of chamber, the clump weight are set on loading intracavitary.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510833252.7A CN105253755B (en) | 2015-11-25 | 2015-11-25 | A kind of double counterweight elevators |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510833252.7A CN105253755B (en) | 2015-11-25 | 2015-11-25 | A kind of double counterweight elevators |
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| Publication Number | Publication Date |
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| CN105253755A CN105253755A (en) | 2016-01-20 |
| CN105253755B true CN105253755B (en) | 2018-07-10 |
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| CN201510833252.7A Active CN105253755B (en) | 2015-11-25 | 2015-11-25 | A kind of double counterweight elevators |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6449179B2 (en) * | 2016-01-22 | 2019-01-09 | 株式会社日立ビルシステム | Elevator |
| CN106976790A (en) * | 2017-04-27 | 2017-07-25 | 苏州菱奥电梯有限公司 | The traction system of machine room cargo lift |
| CN109969912A (en) * | 2017-12-27 | 2019-07-05 | 日立电梯（中国）有限公司 | A kind of elevator of double counterweight hangings |
| CN109179168A (en) * | 2018-11-01 | 2019-01-11 | 浙江华夏电梯有限公司 | A kind of three cabin elevator of double traction machines |
| CN109678033A (en) * | 2019-01-14 | 2019-04-26 | 珠江富士电梯（中国）有限公司 | A kind of towed elevator of power-saving balanced type |
| CN110077930A (en) * | 2019-04-19 | 2019-08-02 | 董代军 | It is a kind of for old residential building outside double traction machine emergency staircases |
| CN113415701A (en) * | 2021-08-02 | 2021-09-21 | 美迪斯电梯有限公司 | Dual-drive elevator |
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|---|---|---|---|---|
| CN1485261A (en) * | 2003-07-25 | 2004-03-31 | 上海三菱电梯有限公司 | Detecting apparatus for position of double-tractive drive elevator system |
| CN203473773U (en) * | 2013-09-10 | 2014-03-12 | 无锡市新安太湖化工机械厂 | Mobile structure of roller supporting guide rail |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1289376C (en) * | 2003-06-24 | 2006-12-13 | 上海三菱电梯有限公司 | Elevator control device |
| JP2005231807A (en) * | 2004-02-19 | 2005-09-02 | Toshiba Elevator Co Ltd | Double deck elevator |
| CN204661091U (en) * | 2015-03-19 | 2015-09-23 | 广州圣弦能源科技有限公司 | A kind of towing machine |
| CN204549762U (en) * | 2015-04-14 | 2015-08-12 | 赵忠义 | Two host driven elevator |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1485261A (en) * | 2003-07-25 | 2004-03-31 | 上海三菱电梯有限公司 | Detecting apparatus for position of double-tractive drive elevator system |
| CN203473773U (en) * | 2013-09-10 | 2014-03-12 | 无锡市新安太湖化工机械厂 | Mobile structure of roller supporting guide rail |
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| CN105253755A (en) | 2016-01-20 |
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