CN206901519U - A kind of overhauling elevator device - Google Patents
A kind of overhauling elevator device Download PDFInfo
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- CN206901519U CN206901519U CN201720615164.4U CN201720615164U CN206901519U CN 206901519 U CN206901519 U CN 206901519U CN 201720615164 U CN201720615164 U CN 201720615164U CN 206901519 U CN206901519 U CN 206901519U
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- monitoring
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- overhauling
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Abstract
The utility model discloses a kind of overhauling elevator device, use during cage top overhauling is carried out to elevator, including second switch, for transmission range parameter and the operator of time parameter, for the first inspection switch of the enabled instruction for inputting the overhauling elevator device, for generating the gate mechanism for monitoring of gate action command, for generate car move and by apparatus for controlling elevator control lift car move down distance that the distance parameter limits apart from mechanism for monitoring, for timing, monitor the connected state of second inspection switch and generation car recovers instruction and the time supervision mechanism for controlling lift car to return to running position by apparatus for controlling elevator.Using overhauling elevator device of the present utility model, maintainer one can complete operate elevator run to maintenance position, elevator is returned into normal operating condition after terminating, it is safer, it is more efficient.
Description
Technical field
Elevators field is the utility model is related to, especially a kind of overhauling elevator device.
Background technology
When elevator needs maintenance, maintenance personal needs car top maintenance lift.In the prior art, it is necessary to which two people coordinate,
One people operates Operation system of elevator in computer room, and another person is commanded by intercom system, car is gone downwards at a slow speed suitably
Hall door is opened behind position, maintenance work is carried out so as to climb up car top.It is troublesome in poeration due to needing two people to coordinate, it is less efficient,
In the case where ensureing safety and meeting national regulation, elevator can control to complete related work if only needing a maintenance personal
Make, will greatly lift operating efficiency.
The content of the invention
The purpose of this utility model is to provide a kind of overhauling elevator device, may be such that elevator is overhauling automatically when needed
Switch between state and normal operating conditions.
The utility model provides a kind of overhauling elevator device, and use during cage top overhauling is carried out to elevator, and the elevator includes
Lift car, mainboard and the apparatus for controlling elevator being arranged on the mainboard, its feature are：The overhauling elevator device includes
First inspection switch, gate mechanism for monitoring, apart from mechanism for monitoring, time supervision mechanism, the second inspection switch and operator,
First inspection switch is connected by circuit with the gate mechanism for monitoring, and the gate mechanism for monitoring passes through line
Road is connected with described apart from mechanism for monitoring and the time supervision mechanism respectively, the time supervision mechanism by circuit with it is described
Second inspection switch is connected, and the operator is connected with described apart from mechanism for monitoring and the time supervision mechanism respectively by circuit
Connect, the gate mechanism for monitoring, described pass through circuit and the elevator respectively apart from mechanism for monitoring and the time supervision mechanism
Control system connects,
First inspection switch is used for the enabled instruction for inputting the overhauling elevator device；
The gate mechanism for monitoring is used to receive the enabled instruction, generation gate action command and acts the gate
Instruction passes to the apparatus for controlling elevator, and by the enabled instruction be delivered separately to it is described apart from mechanism for monitoring and it is described when
Between mechanism for monitoring；
The operator is used for transmission range parameter and time parameter；
It is described to be used to receive the enabled instruction, generation car move apart from mechanism for monitoring and move the car
Instruction passes to the apparatus for controlling elevator；
The time supervision mechanism is used to receive the enabled instruction, timing, the connection of monitoring second inspection switch
State, generation car recover instruction and car recovery instruction are passed into the apparatus for controlling elevator.
The gate action command refers to the instruction for controlling the gate of the lift car successively to open and close, the sedan-chair
Railway carriage or compartment move refers to the instruction for controlling the lift car to move down the distance that the distance parameter limits, and the car refers to
Order refers to control the elevator to carry out quality inspection and then the instruction for controlling the lift car to run to nearest floor.
Preferably, in addition to position monitoring mechanism, the position monitoring mechanism are overhauled with described first respectively by circuit
Switch and gate mechanism for monitoring connection；The position monitoring mechanism is used to receive the enabled instruction, the monitoring elevator
The position of car and the enabled instruction is passed into the gate mechanism for monitoring.The position detecting mechanism includes position sensing
Device, the location of car of the elevator can be detected.
Preferably, first inspection switch is arranged in the lift car.
It is further preferred that being provided with control panel in the lift car, first inspection switch is arranged on the behaviour
On vertical panel, existing device is taken full advantage of, structure is attractive in appearance, easy to operate.
Preferably, second inspection switch is located at the top of the lift car.
Preferably, first inspection switch is Self-resetting key switch, both can carry out authentication by key, again
The electric current connected state for changing the overhauling elevator device can be realized by way of unblock, and then generates the mesh of enabling signal
's.The key switch of runback bit function is selected, after the overhauling elevator device can be caused to be activated, switch automatically restores to just
Beginning state, it is not necessary to which maintainer carries out extra recovery operation.
It is further preferred that the position monitoring mechanism, the gate mechanism for monitoring, described apart from mechanism for monitoring and described
Time supervision mechanism is connected on the mainboard.
Using overhauling elevator device provided by the utility model, during overhauling elevator control comprise the following steps：
（71）Maintainer inputs the distance parameter to described apart from mechanism for monitoring using the operator, described in input
Time parameter gives the time supervision mechanism；
（72）Maintainer rests in the lift car on any floor in addition to the bottom；
（73）Maintainer connects first inspection switch, and first inspection switch generates the enabled instruction；
（74）The gate mechanism for monitoring receives the enabled instruction, generation gate action command and acts the gate
Instruction passes to the apparatus for controlling elevator, and the apparatus for controlling elevator opens the gate of the lift car, for operator from
Open, then the apparatus for controlling elevator closes the gate of the lift car；
（75）The gate mechanism for monitoring by the enabled instruction be delivered separately to it is described apart from mechanism for monitoring and it is described when
Between mechanism for monitoring, perform step（76）With（761）；
（76）It is described to generate car move apart from mechanism for monitoring and the car move is passed into the electricity
Terraced control system, the apparatus for controlling elevator control the lift car to move down the distance that the distance parameter limits, perform step
Suddenly（77）；
（761）The time supervision mechanism starts timing and monitors the connected state of second inspection switch, described
In the time that time parameter limits,
（7611）When the second inspection switch connected state does not change, the time supervision mechanism generates car
Recover instruction and car recovery instruction is passed into the apparatus for controlling elevator, the apparatus for controlling elevator control elevator enters
Row self-test, and the lift car is moved into layer nearby, elevator resumes operation；
（7612）When the second inspection switch connected state changes, the time supervision mechanism cuts off timing,
And continue to monitor the connected state of second inspection switch, perform step（7613）；
（7613）When the second inspection switch connected state changes, step is continued executing with（761）；
（77）Maintainer opens hall door, into car top position, changes the connected state of second inspection switch, starts
Service work；
（78）After maintenance terminates, maintainer changes the connected state of second inspection switch, the elevator inspection again
Repair device and perform step（761）, maintenance personal leaves service work position in the time interval that the time parameter limits.
In this overhauling elevator control method, maintainer successively performs step（71）、（72）With（73）, now elevator car
Railway carriage or compartment door can be opened, and maintainer walks out elevator, perform step（77）；After terminating service work, step is performed（78）,
Overhauling elevator device of the present utility model will be automatically performed other work.
Using another overhauling elevator device provided by the utility model, carry out including following step during overhauling elevator control
Suddenly：
（81）Maintainer inputs the distance parameter to described apart from mechanism for monitoring using the operator, described in input
Time parameter gives the time supervision mechanism；
（82）Maintainer connects first inspection switch；
（83）Whether the position monitoring mechanism monitors the location of described lift car in the bottom,
When the position is the bottom, without any operation；
When the position is not the bottom, step is performed（84）；
（84）The enabled instruction is passed to the gate mechanism for monitoring by the position monitoring mechanism；
（85）The gate mechanism for monitoring receives the enabled instruction, generation gate action command and acts the gate
Instruction passes to the apparatus for controlling elevator, and the apparatus for controlling elevator opens the gate of the lift car, for operator from
Open, then the apparatus for controlling elevator closes the gate of the lift car；
（86）The gate mechanism for monitoring by the enabled instruction be delivered separately to it is described apart from mechanism for monitoring and it is described when
Between mechanism for monitoring, perform step（87）With（871）；
（87）It is described to generate car move apart from mechanism for monitoring and the car move is passed into the electricity
Terraced control system, the apparatus for controlling elevator control the lift car to move down the distance that the distance parameter limits, perform step
Suddenly（88）；
（871）The time supervision mechanism starts timing and monitors the connected state of second inspection switch, described
In the time that time parameter limits,
（8711）When the second inspection switch connected state does not change, the time supervision mechanism generates car
Recover instruction and car recovery instruction is passed into the apparatus for controlling elevator, the apparatus for controlling elevator control elevator enters
Row self-test, and the lift car is moved into layer nearby, elevator resumes operation；
（8712）When the second inspection switch connected state changes, the time supervision mechanism cuts off timing,
And continue to monitor the connected state of second inspection switch, perform step（8713）；
（8713）When the second inspection switch connected state changes, step is continued executing with（871）；
（88）Maintainer opens hall door, into car top position, changes the connected state of second inspection switch, starts
Service work；
（89）After maintenance terminates, maintainer changes the connected state of second inspection switch, the elevator inspection again
Repair device and perform step（871）, maintenance personal left in the time interval that the time parameter limits work maintenance position.
In this overhauling elevator control method, maintainer successively performs step（81）With（82）If overhauling elevator fills
Put and be not carried out step（84）, then maintainer needs elevator resting in any floor in addition to the bottom, then performs
Step（82）, now elevator cab door can open, maintainer walks out elevator, performs step（88）；Terminate service work
Afterwards, step is performed（89）, overhauling elevator device of the present utility model will be automatically performed other work.
The beneficial effects of the utility model have：
Using the overhauling elevator device in the utility model, one people's can of maintainer is completed operation elevator and run to
Position is overhauled, easily reaches elevator car top, overhauls and elevator is returned into normal running status after terminating, it is not necessary to which other people matches somebody with somebody
Close, it is safer, it is more efficient.
Further, after adding position monitoring mechanism, elevator overhauling elevator device in the bottom can be avoided to control
Lift car, which moves down, causes unnecessary accident.
The utility model is described further below in conjunction with the drawings and specific embodiments.
Brief description of the drawings
Fig. 1 is each functional module connected mode schematic diagram of embodiment one of overhauling elevator device of the present utility model.
Fig. 2 is each functional module connected mode schematic diagram of embodiment two of overhauling elevator device of the present utility model.
Fig. 3 is control panel schematic diagram in the car of overhauling elevator device of the present utility model.
Fig. 4 is the lift car of overhauling elevator device of the present utility model control in normal operational position schematic diagram.
Fig. 5 is the lift car of overhauling elevator device of the present utility model control in maintenance operating mode position view.
In accompanying drawing, 1：Hoistway；2：Lift car；3：Car top；4：Hall door；5：First inspection switch；6：Position monitoring mechanism；
7：Gate mechanism for monitoring；8：Apart from mechanism for monitoring；9：Time supervision mechanism；10：Second inspection switch；11：Control panel；12：
Operator；13：Apparatus for controlling elevator.
Embodiment
The utility model can be further well understood by specific embodiment of the utility model given below, but
They are not to restriction of the present utility model.The part for not having to describe in detail in specific embodiment is using prior art, known
What technological means and professional standard obtained.
Embodiment one
Such as Fig. 1, shown in Fig. 3-Fig. 5, a kind of overhauling elevator device, operated in overhauling elevator for control in hoistway 1
Lift car 2 position when use, elevator also includes mainboard and the apparatus for controlling elevator 13 that is arranged on mainboard, the present embodiment
Overhauling elevator device include operator 12, the first inspection switch 5, the second inspection switch 10, gate mechanism for monitoring 7, distance prison
Survey mechanism 8 and time supervision mechanism 9, gate mechanism for monitoring 7, apart from mechanism for monitoring 8 and time supervision mechanism 9 be arranged on the master
On plate, operator 12 is in the computer room of the elevator and with being connected apart from mechanism for monitoring 8 and time mechanism for monitoring 9 by circuit
Connect, the first inspection switch 5 is located in lift car 2 and is connected by circuit with gate mechanism for monitoring 7, and gate mechanism for monitoring 7 is logical
Cross circuit to be connected with apart from mechanism for monitoring 8 and time mechanism for monitoring 9 respectively, time supervision mechanism 9 is overhauled by circuit and second
The connection of switch 10, gate mechanism for monitoring 7, passes through apart from mechanism for monitoring 8 and time supervision mechanism 9 with apparatus for controlling elevator 13 respectively
Connection；Second inspection switch 10 is arranged on car top 3（Do not marked in figure）, it is provided with control panel 11 in lift car 2, first
Inspection switch 5 is arranged on the control panel 11, takes full advantage of existing device, and structure is attractive in appearance, easy to operate.
Further, the first inspection switch 5 is Self-resetting key switch, including two gears, respectively open position
" ON " and closed position " OFF ", when switch is positioned at the position of " ON ", the first inspection switch 5 is in connected state, generates electricity
The enabling signal of terraced apparatus for examination and repair, and the position of " OFF " is then reset into automatically, it is not necessary to maintainer carries out extra recovery
Work, facilitates subsequent operation.
The method that overhauling elevator control is carried out using the overhauling elevator device in the present embodiment is as follows：
（71）Given using the transmission range parameter of operator 12 and give time supervision machine apart from mechanism for monitoring 8, input time parameter
Structure 9；
（72）Lift car 2 is rested in into any floor in addition to the bottom, for example the 2nd layer；
（73）The first inspection switch 5 is connected, generates enabled instruction；
（74）Gate mechanism for monitoring 7 receives the enabled instruction, generation gate action command and refers to gate action
Order passes to apparatus for controlling elevator 13, and apparatus for controlling elevator 13 is opened the gate of lift car 2, left for operator, then electricity
Terraced control system 13 closes the gate of lift car 2；
（75）The enabled instruction is delivered separately to apart from mechanism for monitoring 8 and time mechanism for monitoring by gate mechanism for monitoring 7
9, perform step（76）With（761）；
（76）Car move is generated apart from mechanism for monitoring 8 and the car move is passed into elevator controlling system
System 13, apparatus for controlling elevator 13 control lift car 2 to move down the distance that the distance parameter limits, and perform step（77）；
（761）Time supervision mechanism 9 starts timing and monitors the connected state of the second inspection switch 10, joins in the time
In the time that number limits,
（7611）When the connected state of the second inspection switch 10 does not change, time supervision mechanism 9 generates car and recovered
Instructing and car recovery instruction is passed into apparatus for controlling elevator 13, apparatus for controlling elevator 13 controls elevator to carry out self-test,
And lift car 2 is moved into layer nearby, elevator resumes operation；
（7612）When the connected state of the second inspection switch 10 changes, timing is cut off, and continues the maintenance of monitoring second
The connected state of switch 10, perform step（7613）；
（7613）When the connected state of the second inspection switch 10 changes, step is continued executing with（761）；
（77）Maintainer opens hall door 4, into the position of car top 3, changes the connected state of the second inspection switch 10, starts
Service work；
（78）After maintenance terminates, change the connected state of the second inspection switch 10 again, overhauling elevator device performs step
（761）, maintenance personal leaves service work position in the time interval that the time parameter limits.
In this overhauling elevator control method, maintainer successively performs step（71）、（72）With（73）, now elevator car
The door in railway carriage or compartment 2 can be opened, and maintainer walks out lift car 2, perform step（77）；After terminating service work, step is performed
（78）, overhauling elevator device of the present utility model will be automatically performed other work.
Embodiment two
As Figure 2-Figure 5, a kind of overhauling elevator device, in overhauling elevator for controlling the electricity operated in hoistway 1
Used during the position of terraced car 2, including the first inspection switch 5, position monitoring mechanism 6, gate mechanism for monitoring 7, apart from monitoring machine
Structure 8, time supervision mechanism 9, the second inspection switch 10 and operator 12, operator 12 located at the elevator computer room in and with away from
From mechanism for monitoring 8 and time mechanism for monitoring 9 by connection, the first inspection switch 5 is located in lift car 2 and passes through circuit
It is connected with position monitoring mechanism 6, position monitoring mechanism 6 is connected by circuit with gate mechanism for monitoring 7, and gate mechanism for monitoring 7 is logical
Cross circuit to be connected with apart from mechanism for monitoring 8 and time mechanism for monitoring 9 respectively, time supervision mechanism 9 is overhauled by circuit and second
The connection of switch 10；Second inspection switch 10 is arranged on car top 3（Do not marked in figure）, lift car 2 is interior to be provided with control panel 11, the
One inspection switch 5 is arranged on the control panel 11, takes full advantage of existing device, and structure is attractive in appearance, easy to operate.
Further, the first inspection switch 5 is Self-resetting key switch, including two gears, respectively open position
" ON " and closed position " OFF ", when switch is positioned at the position of " ON ", the first inspection switch 5 is in connected state, generates electricity
The enabling signal of terraced apparatus for examination and repair, and the position of " OFF " is then reset into automatically, it is not necessary to maintainer carries out extra recovery
Work, facilitates subsequent operation.
The method that overhauling elevator control is carried out using the overhauling elevator device in the present embodiment is as follows：
（81）Given using the transmission range parameter of operator 12 and give time supervision machine apart from mechanism for monitoring 8, input time parameter
Structure 9；
（82）Connect the first inspection switch 5；
（83）Whether position monitoring mechanism 6 monitors the location of lift car 2 in the bottom, when the position is positioned at most
During bottom, without any operation；When the position is not the bottom, such as the 2nd layer, perform step（84）；
（84）Enabled instruction is passed to gate mechanism for monitoring 7 by position monitoring mechanism 6；
（85）Gate mechanism for monitoring 7 receives the enabled instruction, generation gate action command and refers to gate action
Order passes to apparatus for controlling elevator 13, and apparatus for controlling elevator 13 is opened the gate of the lift car 2, left for operator, with
Apparatus for controlling elevator 13 closes the gate of the lift car 2 afterwards；
（86）The enabled instruction is delivered separately to apart from mechanism for monitoring 8 and time mechanism for monitoring by gate mechanism for monitoring 7
9, perform step（87）With（871）；
（87）Car move is generated apart from mechanism for monitoring 8 and the car move is passed into elevator controlling system
System 13, apparatus for controlling elevator 13 control lift car 2 to move down the distance that the distance parameter limits, and perform step（88）；
（871）Time supervision mechanism 9 starts timing and monitors the connected state of the second inspection switch 10, joins in the time
In the time that number limits,
（8711）When the connected state of the second inspection switch 10 does not change, time supervision mechanism 9 generates car and recovered
Instructing and car recovery instruction is passed into apparatus for controlling elevator 13, apparatus for controlling elevator 13 controls elevator to carry out self-test,
And lift car 2 is moved into layer nearby, elevator resumes operation；
（8712）When the connected state of the second inspection switch 10 changes, timing is cut off, and continues the maintenance of monitoring second
The connected state of switch 10, perform step（8713）；
（8713）When the connected state of the second inspection switch 10 changes, step is continued executing with（871）；
（88）Maintainer opens hall door 4, into the position of car top 3, changes the connected state of the second inspection switch 10, starts
Service work；
（89）After maintenance terminates, change the connected state of the second inspection switch 10 again, overhauling elevator device performs step
（871）, maintenance personal leaves service work position in the time interval that the time parameter limits.
In this overhauling elevator control method, maintainer successively performs step（81）With（82）If overhauling elevator fills
Put and be not carried out step（84）, then maintainer need lift car 2 resting in any floor in addition to the bottom, then
Perform step（82）, now the door of lift car 2 can open, maintainer walks out elevator, performs step（88）；Terminate inspection
After repairing work, step is performed（89）, overhauling elevator device of the present utility model will be automatically performed other work.
Above disclosed is only preferred embodiment of the present utility model, certainly can not be new to limit this practicality with this
The interest field of type, therefore the equivalent variations made according to present utility model application the scope of the claims, still belong to the utility model and covered
Scope.
Claims (8)
1. a kind of overhauling elevator device, use during cage top overhauling is carried out to elevator, the elevator includes lift car, mainboard and set
Put the apparatus for controlling elevator on the mainboard, it is characterised in that：The overhauling elevator device includes the first inspection switch, gate
Mechanism for monitoring, apart from mechanism for monitoring, time supervision mechanism, the second inspection switch and operator,
First inspection switch is connected by circuit with the gate mechanism for monitoring, and the gate mechanism for monitoring passes through circuit point
It is not connected with described apart from mechanism for monitoring and the time supervision mechanism, the time supervision mechanism passes through circuit and described second
Inspection switch is connected, and the operator is connected with described apart from mechanism for monitoring and the time supervision mechanism respectively by circuit,
The gate mechanism for monitoring, described pass through circuit and the elevator controlling respectively apart from mechanism for monitoring and the time supervision mechanism
System connects,
First inspection switch is used for the enabled instruction for inputting the overhauling elevator device；
The gate mechanism for monitoring is used to receive the enabled instruction, generation gate action command and by the gate action command
Pass to the apparatus for controlling elevator, and the enabled instruction is delivered separately to described supervise apart from mechanism for monitoring and the time
Survey mechanism；
The operator is used for transmission range parameter and time parameter；
It is described to be used to receiving the enabled instruction, generation car move and by the car move apart from mechanism for monitoring
Pass to the apparatus for controlling elevator；
The time supervision mechanism be used to receiving the enabled instruction, timing, monitoring second inspection switch connected state,
Generation car recovers instruction and car recovery instruction is passed into the apparatus for controlling elevator.
2. overhauling elevator device according to claim 1, it is characterised in that：Also include position monitoring mechanism, the position
Mechanism for monitoring is connected with first inspection switch and the gate mechanism for monitoring respectively by circuit；The position monitoring mechanism
For receiving the enabled instruction, the position of the monitoring lift car and the enabled instruction being passed into the gate monitoring
Mechanism.
3. overhauling elevator device according to claim 1, it is characterised in that：First inspection switch is arranged on the electricity
In terraced car.
4. overhauling elevator device according to claim 1, it is characterised in that：Control panel is provided with the lift car,
First inspection switch is arranged on the control panel.
5. according to any described overhauling elevator devices of claim 1-4, it is characterised in that：First inspection switch is runback
Position key switch.
6. overhauling elevator device according to claim 1, it is characterised in that：Second inspection switch is located at the elevator
The top of car.
7. overhauling elevator device according to claim 2, it is characterised in that：The position monitoring mechanism, gate prison
Survey mechanism, described be connected to apart from mechanism for monitoring and the time supervision mechanism on the mainboard.
8. overhauling elevator device according to claim 1, it is characterised in that：The operator is arranged on the machine of the elevator
In room.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720615164.4U CN206901519U (en) | 2017-05-31 | 2017-05-31 | A kind of overhauling elevator device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720615164.4U CN206901519U (en) | 2017-05-31 | 2017-05-31 | A kind of overhauling elevator device |
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| Publication Number | Publication Date |
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| CN206901519U true CN206901519U (en) | 2018-01-19 |
Family
ID=61286631
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| CN201720615164.4U Active CN206901519U (en) | 2017-05-31 | 2017-05-31 | A kind of overhauling elevator device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107265222A (en) * | 2017-05-31 | 2017-10-20 | 江南嘉捷电梯股份有限公司 | A kind of overhauling elevator device and overhauling elevator control method |
| CN110134058A (en) * | 2019-05-16 | 2019-08-16 | 深圳市捷赛机电有限公司 | A kind of connecting bridge examination bridge operation detection system and method |
-
2017
- 2017-05-31 CN CN201720615164.4U patent/CN206901519U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107265222A (en) * | 2017-05-31 | 2017-10-20 | 江南嘉捷电梯股份有限公司 | A kind of overhauling elevator device and overhauling elevator control method |
| CN110134058A (en) * | 2019-05-16 | 2019-08-16 | 深圳市捷赛机电有限公司 | A kind of connecting bridge examination bridge operation detection system and method |
| CN110134058B (en) * | 2019-05-16 | 2021-02-02 | 深圳市捷赛机电有限公司 | Boarding bridge test operation detection system and method |
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Effective date of registration: 20180504 Address after: 215122 28 Weixin Road, Suzhou Industrial Park, Suzhou, Jiangsu Patentee after: Jiangnan Jiajie Lift Co., Ltd., Jiangsu Address before: 215122 28 Weixin Road, Suzhou Industrial Park, Suzhou, Jiangsu Patentee before: SJEC Corporation |