CN101966951A - Traction type elevator - Google Patents
Traction type elevator Download PDFInfo
- Publication number
- CN101966951A CN101966951A CN 201010504685 CN201010504685A CN101966951A CN 101966951 A CN101966951 A CN 101966951A CN 201010504685 CN201010504685 CN 201010504685 CN 201010504685 A CN201010504685 A CN 201010504685A CN 101966951 A CN101966951 A CN 101966951A
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- China
- Prior art keywords
- counterweight
- traction
- elevator
- piston
- piston barrel
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Abstract
The invention relates to a traction type elevator which comprises a traction guiding device, a counterweight device and an elevator car, wherein the counterweight device and the elevator car are connected with the two sides of the traction guiding device; the traction guiding device is electrically connected with a motor and a control device; a sealed piston type structure is adopted by the counterweight device; the sealed piston type structure comprises a longitudinal piston barrel; a counterweight is arranged in the piston barrel; a piston motion space for the counterweight to move up and down is formed in the piston barrel; a hermetic sealing device which can be in close contact with the inner wall of the piston barrel to achieve the sealing effect is arranged on the counterweight; and a movable throttle of which the magnitude can be controlled by the control device is arranged in the position near the lower end of the piston barrel. The invention can better consume the extra energy generated by an elevator traction system in a generating state, and the safety performance is better.
Description
Technical field
The present invention relates to a kind of lift appliance, relate in particular to a kind of traction elevator.
Background technology
General traction elevator drag structure be by in the side-by-side mounting of traction sheave and track adjusting wheel by one group of steel rope bonded assembly car and pouring weight is formed, car and be respectively by limiting their tracks and the braking of emergency situation with realization wherein at the well enclosure mounting guide rail to the relative fixed method of pouring weight.But there is following defective in this structure:
1, to be in car heavy and to heavy and light and car is descending or car light and under to the situation of heavy and ascending for elevator (below become the elevator generating state) when elevator, the operation of elevator will cause the generating state of control system, this electric energy need increase extra circuit to be handled, for example conversion thermal energy consumes, the problem that can cause the Machine Room temperature to rise like this.
2, this structure must could realize when cage operation speed exceeds specified running velocity larger proportion that the restriction running protection of machinery (for example exceeds the speed limit 130%; the safety tongs of action machinery; car or counterweight are limited on the upright position of guide rail); and need could normally to move after the special processing, the safety control aspect is relatively poor.
3, the brake equipment that adopts when normally stopping of elevator is the drg on traction system; if it is stuck that machinery appears in this device; elevator device can only realize that hypervelocity detects and protects by the overspeed of elevator so; like this passenger and lift facility are caused great influence, safety control is relatively poor.
Summary of the invention
In view of this, technical matters to be solved by this invention is: provide a kind of and can better dispose the additional energy that elevator traction system is produced under generating state, and the better traction elevator of safety performance.
In order to achieve the above object, the present invention adopts following technical scheme to realize:
A kind of traction elevator, the counterweight and the lift car that comprise the traction guide piece and be connected in described traction guide piece both sides, described traction guide piece is electrically connected with motor and control setup, wherein, described counterweight adopts the fully enclosed piston cylinder operator, described fully enclosed piston cylinder operator comprises piston barrel longitudinally, be provided with counterweight in the described piston barrel, has the piston motion space that moves up and down for described counterweight in the described piston barrel, described counterweight is provided with the gas sealing mechanism that the described piston barrel inwall of energy closed contact reaches sealing effectiveness, and described piston barrel is provided with the movable air door that can control the air door size by described control setup by the position of lower end.
As preferably, described traction guide piece comprises traction sheave, track adjusting wheel and steel rope, described traction sheave one side is connected in described lift car top by steel rope, and the opposite side of described traction sheave is connected in described counterweight upper end by steel rope after the track adjusting wheel guiding.
As preferably, described level Hermetic Package is changed to the airtight seal that is connected on the described counterweight.
As shown from the above technical solution, the invention has the beneficial effects as follows:
1) thus elevator is realized the running resistance of control elevator by the damper airshed under generating state, just controlled the running velocity of elevator, the potential energy that causes elevator device is not to be converted into electric energy fully but to fall by the windage mechanical energy consumption, therefore control system is simple than traditional approach, can not cause the problem of Machine Room temperature rising in addition because of the mode that adopts electric energy to transform heat energy.2) thus elevator realizes that by the appropriate gas flow amount of adjusting air door (because increase when velocity anomaly, windage can increase control abnormal elevator velocity variations unusually in the piston, thereby lowers speed in normal course of operation.) multiple protective, safety control is had better improvement.3) elevator out of service be that air door is closed, i.e. the piston structure of counterweight restriction is moved to focusing in the piston, has therefore also controlled the motion of lift car, has realized the multiple protective to elevator brake, and safety control is had better improvement.
Description of drawings
Fig. 1 is a structural representation of the present invention.
The specific embodiment
In order to make those skilled in the art can further understand feature of the present invention and technology contents, see also following about detailed description of the present invention and accompanying drawing.
See also shown in Figure 1, the invention provides a kind of traction elevator, the counterweight and the lift car 13 that comprise the traction guide piece and be connected in described traction guide piece both sides, described traction guide piece is electrically connected with motor 10 and control setup 12, wherein, described counterweight adopts the fully enclosed piston cylinder operator, described fully enclosed piston cylinder operator comprises piston barrel 1 longitudinally, be provided with counterweight 5 in the described piston barrel 1, has the piston motion space 3 that moves up and down for described counterweight 5 in the described piston barrel 1, described counterweight 5 is provided with the gas sealing mechanism 4 that the described piston barrel inwall of energy closed contact reaches sealing effectiveness, and described piston barrel 1 is provided with the movable air door 2 that can control the air door sizes by described control setup 12 by the position of lower end.
Described traction guide piece comprises traction sheave 7, track adjusting wheel 8 and steel rope 9, and described traction sheave one side is connected in described lift car 13 tops by steel rope, and the opposite side of described traction sheave is connected in described counterweight 5 upper ends by steel rope after the track adjusting wheel guiding.
In the present embodiment, described level Hermetic Package is changed to the airtight seal that is connected on the described counterweight.
More specifically, counterweight 5 is connected by steel rope 9 with car 13, and hangs on traction sheave 7 and the track adjusting wheel 8, realizes the tracting structure that elevator drags.Airtight seal 4 is installed at counterweight 5 two ends, and relative fixed is in the middle of packed-piston tube 1, and piston motion space 3 is the zones for counterweight 5 up-and-down movements.Movable air door 2 is arranged on piston bottom end, can realize the adjusting of air door size by the mode of rotating, thus gas flow windage in the control plunger motion space 3.Other parts of elevator system configuration are basic constant with existing mode.Elevator is closed movable air door 2 when stopping, making counterweight 5 motionless substantially in vertical direction, thereby realizes the braking of car 13.Thereby elevator under generating state by rotary moveable air door 2 adjust its size realize adjusting activity space 3 the air flows windage and realize the running velocity of control lift car 13, avoid controlling the running velocity of elevator by the mode that generating consumes.Elevator realizes preventing the generation (thereby lowering speed because the velocity anomaly increase causes windage to increase) of abnormal elevator hypervelocity by the suitable size of regulating movable air door 2 in operational process.When detecting lift car 13 or main frame 10 and have abnormal speed to take place, apparatus for controlling elevator 12 can realize the braking of lift cars 13 by closing movable air door 2.
The present invention does not limit to and above-mentioned embodiment, if various changes of the present invention or distortion are not broken away from the spirit and scope of the present invention, if these changes and distortion belong within claim of the present invention and the equivalent technologies scope, then the present invention also is intended to comprise these changes and distortion.
But the above only is a preferable possible embodiments of the present invention, is not in order to limiting to claim of the present invention, thus the equivalent structure that all utilizations specification sheets of the present invention and accompanying drawing content are done change, all in like manner within the scope of the present invention.
Claims (3)
1. traction elevator, the counterweight and the lift car that comprise the traction guide piece and be connected in described traction guide piece both sides, described traction guide piece is electrically connected with motor and control setup, it is characterized in that, described counterweight adopts the fully enclosed piston cylinder operator, described fully enclosed piston cylinder operator comprises piston barrel longitudinally, be provided with counterweight in the described piston barrel, has the piston motion space that moves up and down for described counterweight in the described piston barrel, described counterweight is provided with the gas sealing mechanism that the described piston barrel inwall of energy closed contact reaches sealing effectiveness, and described piston barrel is provided with the movable air door that can control the air door size by described control setup by the position of lower end.
2. traction elevator as claimed in claim 1, it is characterized in that, described traction guide piece comprises traction sheave, track adjusting wheel and steel rope, described traction sheave one side is connected in described lift car top by steel rope, and the opposite side of described traction sheave is connected in described counterweight upper end by steel rope after the track adjusting wheel guiding.
3. traction elevator as claimed in claim 1 or 2 is characterized in that, described level Hermetic Package is changed to the airtight seal that is connected on the described counterweight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010504685 CN101966951A (en) | 2010-10-12 | 2010-10-12 | Traction type elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010504685 CN101966951A (en) | 2010-10-12 | 2010-10-12 | Traction type elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101966951A true CN101966951A (en) | 2011-02-09 |
Family
ID=43546195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010504685 Pending CN101966951A (en) | 2010-10-12 | 2010-10-12 | Traction type elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101966951A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3025191A1 (en) * | 2014-09-01 | 2016-03-04 | Roger Felix Canonero | ANTI-FALLING TUBULAR COUNTERWEIGHT FOR ELEVATOR |
| CN105905765A (en) * | 2016-06-30 | 2016-08-31 | 爱默生电梯有限公司 | Traction system for elevator |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4488621A (en) * | 1981-12-17 | 1984-12-18 | Schiewe Herbert L | Emergency elevator |
| CN1324755A (en) * | 2000-05-19 | 2001-12-05 | 卡洛斯·阿尔贝托·索斯 | Lifter sing balancing-block as plunger of fluid dynamic pushing device of generating and controlling its motion |
| CN1657392A (en) * | 2005-03-07 | 2005-08-24 | 浙江大学 | Variable frequency closed type energy-saving hydraulic elevator system with mechanical balance weight |
| CN201850031U (en) * | 2010-10-12 | 2011-06-01 | 广州市寰宇电子科技有限公司 | Traction elevator |
-
2010
- 2010-10-12 CN CN 201010504685 patent/CN101966951A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4488621A (en) * | 1981-12-17 | 1984-12-18 | Schiewe Herbert L | Emergency elevator |
| CN1324755A (en) * | 2000-05-19 | 2001-12-05 | 卡洛斯·阿尔贝托·索斯 | Lifter sing balancing-block as plunger of fluid dynamic pushing device of generating and controlling its motion |
| CN1657392A (en) * | 2005-03-07 | 2005-08-24 | 浙江大学 | Variable frequency closed type energy-saving hydraulic elevator system with mechanical balance weight |
| CN201850031U (en) * | 2010-10-12 | 2011-06-01 | 广州市寰宇电子科技有限公司 | Traction elevator |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3025191A1 (en) * | 2014-09-01 | 2016-03-04 | Roger Felix Canonero | ANTI-FALLING TUBULAR COUNTERWEIGHT FOR ELEVATOR |
| CN105905765A (en) * | 2016-06-30 | 2016-08-31 | 爱默生电梯有限公司 | Traction system for elevator |
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Application publication date: 20110209 |