CN106315370A - Device and method for hydraulically assisting elevator in barring - Google Patents
Device and method for hydraulically assisting elevator in barring Download PDFInfo
- Publication number
- CN106315370A CN106315370A CN201611000377.2A CN201611000377A CN106315370A CN 106315370 A CN106315370 A CN 106315370A CN 201611000377 A CN201611000377 A CN 201611000377A CN 106315370 A CN106315370 A CN 106315370A
- Authority
- CN
- China
- Prior art keywords
- oil
- valve
- inlet pipe
- oil inlet
- directional control
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/04—Driving gear ; Details thereof, e.g. seals
- B66B11/0423—Driving gear ; Details thereof, e.g. seals actuated pneumatically or hydraulically
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
Abstract
The invention provides a device and a method for hydraulically assisting an elevator in barring. The device for hydraulically assisting the elevator in barring comprises a hydraulic motor, a three-position four-way directional control valve, a pedal hydraulic pump, a pedal throttling valve, a brake and an oil tank, the brake is connected with a hydraulic motor, two oil openings of a hydraulic motor are connected with two oil outlet holes of the three-position four-way directional control valve respectively through pipelines, an oil inlet hole and an oil outlet hole of the three-position four-way directional control valve are connected with an oil tank through an oil inlet pipe and an oil return pipe respectively, a one-way valve is arranged on the oil inlet pipe, an oil inlet of the pedal hydraulic pump is connected with the oil tank through an oil suction pipe, an oil outlet is connected with the oil inlet pipe, a connecting position of the oil outlet and the oil inlet pipe is positioned between the three-position four-way directional control valve and the one-way valve, throttling valves are arranged on the oil inlet pipe and the oil return pipe, and the throttling valve on the oil inlet pipe is between the oil tank and a connection point of the oil outlet and the oil inlet pipe. According to the device, a single person can perform barring for the elevator, maintenance and rescue efficiency of the elevator is improved, and the labor intensity of a work is reduced.
Description
Technical field
The invention belongs to elevator technology field, be specifically related to a kind of hydraulic pressure supplemental lift barring gear and supplemental lift thereof
The method of jiggering.
Background technology
During existing lift barring, lift barring is rescued people and need to be carried out by two people, and operating personnel should be appreciated that residing for car
Position, trapped personnel quantity and health status, notify that passenger does not lean against car door limit with transmitter receiver.It is necessary to switch off before jiggering
Total power switch, a people opens brake with opening a sluice gate spanner, another people's jiggering.Jiggering is slowly carried out, especially when car underloading
Under state up jiggering time, prevent from causing because counterweight-side is overweight and slip car.When by car dish to closest layer flooring, answer stop disc
Car, makes brake reset.Allow driver or passenger open hall door in car or to open urgent door lock with key, assist passenger to leave
Car.
Existing barring gear, workman's labor intensity when jiggering is high, and at least needs two people's jiggerings, cost of labor
Height, and safety coefficient is low.
Summary of the invention
As a example by solve above-mentioned technical problem, the present invention provides one can realize single jiggering, improves elevator repair and maintenance, rescue
The hydraulic pressure supplemental lift barring gear of efficiency and the method for supplemental lift jiggering thereof.
The technical solution used in the present invention is: a kind of hydraulic pressure supplemental lift barring gear, including hydraulic motor, 3-position 4-way
Reversal valve, treadle type hydraulic pump, foot-operated choke valve, brake and fuel tank；Brake is connected with hydraulic motor；Hydraulic motor
Two hydraulic fluid ports are connected with two oil outlets of three position four-way directional control valve by pipeline respectively；The fuel feed hole of three position four-way directional control valve and oil return
Hole is connected with fuel tank by oil inlet pipe and oil return pipe respectively；Oil inlet pipe is provided with check valve；Described treadle type hydraulic pump oil-feed
Mouthful being connected with fuel tank by fuel sucking pipe, oil-out is connected with oil inlet pipe, junction be positioned at three position four-way directional control valve and check valve it
Between；Being equipped with choke valve on described oil inlet pipe and oil return pipe, the choke valve on oil inlet pipe is positioned at fuel tank and oil-out and oil-feed
Between the junction point of pipe.
In above-mentioned hydraulic pressure supplemental lift barring gear, choke valve uses foot-operated choke valve.
A kind of method utilizing above-mentioned hydraulic pressure supplemental lift barring gear supplemental lift jiggering, comprises the steps:
1) brake of hydraulic pressure supplemental lift barring gear is connected with the traction sheave of elevator；
2) three position four-way directional control valve is manually regulated, during jiggering clockwise, regulation to left valve position；Counterclockwise during jiggering, regulation is to right
Valve position；
3) press the handle that declutches of brake, make brake declutch；
4) jam on the pedal of treadle type hydraulic pump, control barring speed.
Compared with prior art, the invention has the beneficial effects as follows:
1, the hydraulic pressure supplemental lift barring gear of the present invention so that operator are by using both hands and feet, it is possible to achieve single to electricity
The jiggering of ladder, improves elevator repair and maintenance and rescue efficiency, decreases cost of labor.
2, the hydraulic pressure supplemental lift barring gear of the present invention, when jiggering direction is identical with load resultant direction, it is not necessary to people
Power input can complete, and reduces the labor intensity of workman.
3, the hydraulicdirectional control valve Median Function of the hydraulic pressure supplemental lift barring gear of the present invention is O type, plays braking during middle position
Effect, brake safe coefficient when increasing lift barring repair and maintenance, rescue.
Accompanying drawing explanation
Fig. 1 is the structure chart during hydraulic pressure supplemental lift barring gear use of the present invention.
Fig. 2 is the structure chart of the hydraulic pressure supplemental lift barring gear of the present invention.
In figure: 1-counterweight, 2-car, 3-directional wheel, 4-traction sheave, 5-brake, 6-hydraulic motor, 7-oil pipe, 8-oil
Pipe, 9-three position four-way directional control valve, 10-oil return pipe, 11-oil inlet pipe, 12-choke valve, 13-check valve, 14-fuel tank, 15-oil suction
Pipe, 16-treadle type hydraulic pump.
Detailed description of the invention
The present invention is further illustrated below in conjunction with the accompanying drawings.
As in figure 2 it is shown, the hydraulic pressure supplemental lift barring gear of the present invention, including hydraulic motor 6, three position four-way directional control valve 9,
Treadle type hydraulic pump 15, foot-operated choke valve 12, brake 5 and fuel tank 14.Brake 5 is connected with hydraulic motor 6.Hydraulic motor
Two hydraulic fluid port P1, P2 of 6 are connected with two oil outlet A, B of three position four-way directional control valve by oil pipe 8,7 respectively；Three position four-way directional control valve
The fuel feed hole P and spill port T of 9 is connected with fuel tank 14 by oil inlet pipe 11 and oil return pipe 10 respectively, and oil inlet pipe 11 is provided with unidirectional
Valve 13.Described treadle type hydraulic pump 16 oil-in is connected with fuel tank 14 by fuel sucking pipe 15, and oil-out is connected with oil inlet pipe 11,
Junction is between three position four-way directional control valve 9 and check valve.It is equipped with choke valve on described oil inlet pipe 11 and oil return pipe 10
12, choke valve 12 uses foot-operated choke valve.Choke valve 12 on oil inlet pipe 11 is positioned at fuel tank 14 and treadle type hydraulic pump
Oil-out and the junction point of oil inlet pipe 11 between.
A kind of method utilizing above-mentioned hydraulic pressure supplemental lift barring gear supplemental lift jiggering, its concrete operations are as follows:
When jiggering direction is contrary with load resultant direction, external energy input is needed to be converted into potential energy, and need to be to energy Flow side
It is controlled to, speed.It is bioenergy (manpower)-hydraulic energy (treadle type hydraulic pump)-mechanical energy (hydraulic pressure horse that energy flows into approach
Reach)-potential energy.Energy Flow direction is controlled by hydraulicdirectional control valve, and energy Flow speed jams on pedal hydraulic by people's
Pump frequency and amplitude control.
1. when needing jiggering clockwise, and when jiggering direction is contrary with load resultant direction:
1) brake of hydraulic pressure supplemental lift barring gear is connected with the traction sheave of elevator.
2) three position four-way directional control valve 9 is manually regulated to left valve position.
3) press the handle that declutches of brake 5, make brake 5 declutch.
4) jam on the pedal of treadle type hydraulic pump 16 continuously, control barring speed by foot-operated frequency and amplitude.Now liquid
Force feed flow direction is: the hydraulic oil in fuel tank 14 enters treadle type hydraulic pump 16 through fuel sucking pipe 15 under atmospheric pressure effect and inhales
Oil pocket, after being pressurizeed by treadle type hydraulic pump 16, oil extrudes from pumping cavity and oil inlet pipe 11 enters entering of three position four-way directional control valve 9
Oilhole P, is flowed out and enters through oil pipe 7 the hydraulic fluid port P1 of hydraulic motor 6, drive its dextrorotation by the left position of valve from oil outlet A
Flow out and enter through oil pipe 8 the oil outlet B of three position four-way directional control valve 9 after Zhuaning from hydraulic fluid port P2, flowed from spill port T by the left position of valve
Go out and through oil return pipe 10, enter the fuel feed hole M of foot-operated choke valve 12, by after full opening of foot-operated choke valve 12 from going out
Oilhole N flows back to fuel tank, completes a circulation.
2. when needing jiggering counterclockwise, and when jiggering direction is contrary with load resultant direction:
1) brake 5 of hydraulic pressure supplemental lift barring gear is connected with the traction sheave 4 of elevator.
2) three position four-way directional control valve 9 is manually regulated to right valve position.
3) press the handle that declutches of brake 5, make brake 5 declutch.
4) jam on the pedal of treadle type hydraulic pump 16 continuously, control barring speed by foot-operated frequency and amplitude.Now liquid
Force feed flow direction is: the hydraulic oil in fuel tank 14 enters treadle type hydraulic pump 16 through fuel sucking pipe 15 under atmospheric pressure effect and inhales
Oil pocket, after being pressurizeed by treadle type hydraulic pump 15, oil extrudes from pumping cavity and enters three position four-way directional control valve 9 through oil inlet pipe 11
Fuel feed hole P, is flowed out from oil outlet B by the left position of valve, and enters the P2 mouth of hydraulic motor 6 through oil pipe 8, drives it to revolve counterclockwise
Flow out from P1 mouth after Zhuaning, and enter the oil outlet A of three position four-way directional control valve 9 through oil pipe 7, flowed from spill port T by the right position of valve
Go out, and enter the fuel feed hole M of foot-operated choke valve 12 through oil return pipe 10, after full opening of foot-operated choke valve 12, from
Oil outlet N flows back to fuel tank, completes a circulation.
When jiggering direction is consistent with load resultant direction, need to consume potential energy, and need to be to energy Flow direction, speed
Degree is controlled.Potential energy Consumption is potential energy-hydraulic energy (hydraulic motor)-heat energy (foot-operated choke valve).Energy Flow side
Controlling to by hydraulicdirectional control valve, energy Flow speed is controlled by the opening of foot-operated choke valve.
3. when needing jiggering clockwise, and when jiggering direction is consistent with load resultant direction:
1) brake of hydraulic pressure supplemental lift barring gear is connected with the traction sheave of elevator.
2) three position four-way directional control valve 9 is manually regulated to left valve position.
3) press the handle that declutches of brake 5, make brake 5 declutch.
4) jam on the pedal of treadle type hydraulic pump 16 continuously, control barring speed by foot-operated frequency and amplitude.Now,
Running of hydraulic power oil direction is: load drives hydraulic motor 6 to turn clockwise, and the hydraulic oil in fuel tank is warp under atmospheric pressure effect
Oil inlet pipe 11, through check valve 13, enters the fuel feed hole P of three position four-way directional control valve, is flowed out from oil outlet A by the left position of valve, and warp
Oil pipe 7 enters the hydraulic fluid port P1 of hydraulic motor 6, flows out from hydraulic fluid port P2, and enter three through oil pipe 8 after being driven by hydraulic motor 6
Four-way change-over valve oil outlet B, is flowed out from spill port T by the left position of valve, and enters foot-operated choke valve 13 through oil return pipe 10
Fuel feed hole M, flows back to fuel tank from oil outlet N after forming back pressure by the throttling action of foot-operated choke valve 13, completes a circulation.
4. when needing jiggering clockwise, and when jiggering direction is consistent with load resultant direction:
1) brake of hydraulic pressure supplemental lift barring gear is connected with the traction sheave of elevator.
2) three position four-way directional control valve 9 is manually regulated to right valve position.
3) press the handle that declutches of brake 5, make brake 5 declutch.
4) jam on the pedal of treadle type hydraulic pump 15 continuously, control barring speed by foot-operated frequency and amplitude.Now,
Running of hydraulic power oil direction is: load drives hydraulic motor 6 to turn clockwise, and the hydraulic oil in fuel tank 14 is under atmospheric pressure effect
Through oil inlet pipe 11 through check valve 13, enter the fuel feed hole P of three position four-way directional control valve, flowed out from oil outlet B by the right position of valve, and
Enter the hydraulic fluid port P2 mouth of hydraulic motor 6 through oil pipe 8, flow out from hydraulic fluid port P1 after driving hydraulic motor 6, and enter three through oil pipe 7
The oil outlet A of four-way change-over valve 9, is flowed out from spill port T by the left position of valve, and enters foot-operated choke valve 13 through oil return pipe 10
Fuel feed hole M, flow back to fuel tank from oil outlet N after forming back pressure by the throttling action of foot-operated choke valve 13, complete one and follow
Ring.
Claims (3)
1. a hydraulic pressure supplemental lift barring gear, is characterized in that: include hydraulic motor, three position four-way directional control valve, foot-operated liquid
Press pump, foot-operated choke valve, brake and fuel tank；Brake is connected with hydraulic motor；Two hydraulic fluid ports of hydraulic motor pass through respectively
Pipeline is connected with two oil outlets of three position four-way directional control valve；The fuel feed hole of three position four-way directional control valve and spill port pass through oil-feed respectively
Pipe and oil return pipe are connected with fuel tank；Oil inlet pipe is provided with check valve；Described treadle type hydraulic pump oil-in by fuel sucking pipe with
Fuel tank is connected, and oil-out is connected with oil inlet pipe, and junction is between three position four-way directional control valve and check valve；Described oil inlet pipe
Be equipped with choke valve on oil return pipe, the choke valve on oil inlet pipe is between fuel tank and oil-out and the junction point of oil inlet pipe.
Hydraulic pressure supplemental lift barring gear the most according to claim 1, is characterized in that: choke valve uses foot-operated joint
Stream valve.
3. the method utilizing hydraulic pressure supplemental lift barring gear supplemental lift jiggering described in claim 1 or 2, including such as
Lower step:
1) brake of hydraulic pressure supplemental lift barring gear is connected with the traction sheave of elevator；
2) three position four-way directional control valve is manually regulated: clockwise during jiggering, regulation to left valve position；Counterclockwise during jiggering, regulation is to right
Valve position；
3) press the handle that declutches of brake, make brake declutch；
4) jam on the pedal of treadle type hydraulic pump, control barring speed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611000377.2A CN106315370B (en) | 2016-11-14 | 2016-11-14 | A kind of method of hydraulic supplemental lift barring gear and its supplemental lift jiggering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611000377.2A CN106315370B (en) | 2016-11-14 | 2016-11-14 | A kind of method of hydraulic supplemental lift barring gear and its supplemental lift jiggering |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106315370A true CN106315370A (en) | 2017-01-11 |
| CN106315370B CN106315370B (en) | 2019-02-15 |
Family
ID=57817465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611000377.2A Active CN106315370B (en) | 2016-11-14 | 2016-11-14 | A kind of method of hydraulic supplemental lift barring gear and its supplemental lift jiggering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106315370B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109264535A (en) * | 2018-11-16 | 2019-01-25 | 西安交通大学 | A kind of foot-operated elevator brake system |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998025850A1 (en) * | 1996-12-10 | 1998-06-18 | Mannesmann Rexroth Ag | Hydraulic drive for lifts |
| CN1876543A (en) * | 2005-06-07 | 2006-12-13 | 王秋楠 | Assistant self-rescuing insurance system of elevator |
| TWM329632U (en) * | 2007-07-26 | 2008-04-01 | Shann-Chyi Mou | Device of hydraulic-type driving motor for elevator |
| CN103449269A (en) * | 2013-09-02 | 2013-12-18 | 安徽两淮科力机械制造有限责任公司 | Constant-pressure drilling system of top drive drill winch and working method thereof |
| CN103821397A (en) * | 2014-03-13 | 2014-05-28 | 徐州工程学院 | Speed and positioning control system for hydraulic lifter in stereo parking lot |
| CN204828091U (en) * | 2015-08-14 | 2015-12-02 | 攀钢集团西昌钢钒有限公司 | Pushing ram emergency system |
| CN206172759U (en) * | 2016-11-14 | 2017-05-17 | 湖南电气职业技术学院 | Elevator rolling gear is assisted to hydraulic pressure |
-
2016
- 2016-11-14 CN CN201611000377.2A patent/CN106315370B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998025850A1 (en) * | 1996-12-10 | 1998-06-18 | Mannesmann Rexroth Ag | Hydraulic drive for lifts |
| CN1876543A (en) * | 2005-06-07 | 2006-12-13 | 王秋楠 | Assistant self-rescuing insurance system of elevator |
| TWM329632U (en) * | 2007-07-26 | 2008-04-01 | Shann-Chyi Mou | Device of hydraulic-type driving motor for elevator |
| CN103449269A (en) * | 2013-09-02 | 2013-12-18 | 安徽两淮科力机械制造有限责任公司 | Constant-pressure drilling system of top drive drill winch and working method thereof |
| CN103821397A (en) * | 2014-03-13 | 2014-05-28 | 徐州工程学院 | Speed and positioning control system for hydraulic lifter in stereo parking lot |
| CN204828091U (en) * | 2015-08-14 | 2015-12-02 | 攀钢集团西昌钢钒有限公司 | Pushing ram emergency system |
| CN206172759U (en) * | 2016-11-14 | 2017-05-17 | 湖南电气职业技术学院 | Elevator rolling gear is assisted to hydraulic pressure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109264535A (en) * | 2018-11-16 | 2019-01-25 | 西安交通大学 | A kind of foot-operated elevator brake system |
| CN109264535B (en) * | 2018-11-16 | 2021-02-09 | 西安交通大学 | Pedal type elevator braking system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106315370B (en) | 2019-02-15 |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230625 Address after: No. 8, Xincheng Community, Yutan Subdistrict, Ningxiang, Changsha City, Hunan Province 410699 Patentee after: Changsha Zhenzhi Elevator Co.,Ltd. Address before: 411101 No.2 xiashesi, Yuetang District, Xiangtan City, Hunan Province Patentee before: HUNAN ELECTRICAL College OF TECHNOLOGY |
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| TR01 | Transfer of patent right |