CN106368182B - A kind of flood protection device for flood control works - Google Patents
A kind of flood protection device for flood control works Download PDFInfo
- Publication number
- CN106368182B CN106368182B CN201610826734.4A CN201610826734A CN106368182B CN 106368182 B CN106368182 B CN 106368182B CN 201610826734 A CN201610826734 A CN 201610826734A CN 106368182 B CN106368182 B CN 106368182B
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- Prior art keywords
- flood
- diode
- flood control
- triode
- protection device
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- Expired - Fee Related
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- 125000006850 spacer group Chemical group 0.000 claims abstract description 21
- 239000003990 capacitor Substances 0.000 claims description 28
- 238000004891 communication Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000005192 partition Methods 0.000 claims description 2
- 230000006870 function Effects 0.000 description 5
- 230000005611 electricity Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000009993 protective function Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B7/00—Barrages or weirs; Layout, construction, methods of, or devices for, making same
- E02B7/20—Movable barrages; Lock or dry-dock gates
- E02B7/40—Swinging or turning gates
- E02B7/44—Hinged-leaf gates
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B9/00—Water-power plants; Layout, construction or equipment, methods of, or apparatus for, making same
- E02B9/02—Water-ways
- E02B9/06—Pressure galleries or pressure conduits; Galleries specially adapted to house pressure conduits; Means specially adapted for use therewith, e.g. housings, valves, gates
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/32—Means for protecting converters other than automatic disconnection
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/32—Means for protecting converters other than automatic disconnection
- H02M1/325—Means for protecting converters other than automatic disconnection with means for allowing continuous operation despite a fault, i.e. fault tolerant converters
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Power Engineering (AREA)
- Electrically Driven Valve-Operating Means (AREA)
- Emergency Protection Circuit Devices (AREA)
Abstract
The present invention relates to a kind of flood protection devices for flood control works, including upper spacer, lower clapboard, flood control mechanism；The flood control mechanism includes flood control valve and traction mechanism, and the traction mechanism and flood control valve are sequentially connected, and the one end for valve of controlling flood and the hold-down support being arranged on lower clapboard are hinged；The flood protection device for being used for flood control works can guarantee draw bar during traction by being arranged with several guide pads on draw bar, prevent from being damaged due to active force, to improve the reliability of traction, improve the reliability of device；Meanwhile being pushed on flood control valve by the fixed block in telescope motor driving push rod, the valve that will control flood is fixed, improves the reliability of flood protection device；Moreover, in working power circuit, the base stage branch road of the second triode increases the 4th resistance and the 5th resistance, can play the function of overcurrent protection, improve the reliability of flood protection device.
Description
Technical field
The present invention relates to a kind of flood protection devices for flood control works.
Background technique
With the development of science and technology, improvement of living standard people also increase accordingly the consciousness of safety, in China's major part
There is big flood in area, and there is flood protection device in many places, which is used to guarantee to control flood to this area, ensure that flood control
Reliability；But existing flood protection device is not fixed firmly and leans on, moreover, in flood protection device during traction, due to draw bar
Lack good protective effect, so that draw bar be easy to cause to damage, reduces the reliability of flood protection device；Moreover, exist
During flood protection device works, due to the starting of motor, electric current will increase suddenly, to be easy to cause working power circuit
Electric current output it is excessively high, and working power circuit lacks excess current protective function, reduces the reliability of flood protection device.
Summary of the invention
The technical problem to be solved by the present invention is to：For overcome the deficiencies in the prior art, it provides a kind of for flood control works
Flood protection device.
The technical solution adopted by the present invention to solve the technical problems is：A kind of flood protection device for flood control works, packet
It includes horizontally disposed upper spacer and lower clapboard, setting is controlled flood mechanism between upper spacer and lower clapboard；
The flood control mechanism includes flood control valve and traction mechanism, and the traction mechanism and flood control valve are sequentially connected, institute
The hold-down support stating one end of flood control valve and being arranged on lower clapboard is hinged, and the other end of the flood control valve and setting are upper
Traction mechanism transmission connection on partition；
The traction mechanism includes traction electric machine, horizontally disposed draw bar and connecting rod, and the traction electric machine level is solid
It is scheduled on upper spacer, one end of the connecting rod is sequentially connected by draw bar and traction electric machine, the other end of the connecting rod
It is connect with antiflood valve door hinge, limit assembly is uniformly provided on the draw bar, the limit assembly includes several limit guide blocks, institute
The lower section that upper spacer is arranged in limit guide block is stated, the draw bar passes through each limit guide block and connecting rod is hinged；
The traction mechanism is positioned at the side of flood control valve, and the other side of the flood control valve is equipped with pressure sensor and tightly
Gu component, the pressure sensor setting is on flood control valve；
The pressure sensor is electrically connected with working power module, and the working power module includes working power circuit,
The working power circuit includes the first triode, the second triode, first resistor, second resistance, 3rd resistor, the 4th electricity
Resistance, the 5th resistance, first capacitor, the second capacitor, third capacitor, first diode, the second diode, third diode, the 4th
One end of diode and transformer, a side loop of the transformer is connect with the anode of the second diode, the transformer
The other end of a side loop connect with the emitter of the first triode by first resistor, the base stage of first triode
It is connect by 3rd resistor with the cathode of the second diode, the first capacitor and the second diodes in parallel, the two or three pole
The base stage of pipe is connect by second resistance with the emitter of the first triode, second transistor collector and the first triode
Base stage connection, the cathode of second transistor collector and first diode connects, the anode of the first diode with
The anode of 4th diode connects, and the emitter of second triode is described respectively with the second capacitor and third capacitance connection
The base stage of second triode is connect by the 5th resistance with the cathode of third diode, and the base stage of second triode passes through the
Four resistance and the anode of first diode connect, and the cathode of the third diode is made up of the second capacitor, third capacitor
Series circuit is connect with the anode of the 4th diode, and the anode of the 4th diode and the anode of first diode connect, institute
The anode for stating the second diode is connect with the cathode of the anode of third diode and the 4th diode respectively.
Preferably, the lower section of upper spacer is arranged in the fastening assembly, the fastening assembly includes telescope motor, push rod
And fixed block, the telescope motor are sequentially connected by push rod and fixed block.
Preferably, the driving capability of direct current generator is strong and noise is low, the traction electric machine and telescope motor are direct current
Motor.
Preferably, the inside of the flood control valve is equipped with battery.
Preferably, the inside of the flood control valve is additionally provided in order to guarantee that staff remotely monitors device
Wireless communication module, the wireless communication module include bluetooth.
Preferably, PLC has the function of multifunction, so that the intelligence degree of device is improved, the flood control
The inside of valve is additionally provided with central control module, and the inside of the flood control valve is additionally provided with central control module, the center control
Molding block is PLC.
Preferably, the reliability in order to guarantee flood control, the distance between the upper spacer and lower clapboard are equal to antiflood valve
The length of door.
Preferably, the top of the flood control valve is arc-shaped in order to guarantee the normally-open of valve of controlling flood.
The invention has the advantages that this is used for the flood protection device of flood control works, by being arranged with several lead on draw bar
It to block, can guarantee draw bar during traction, prevent from being damaged due to active force, to improve the reliable of traction
Property, improve the reliability of device；Meanwhile being pushed on flood control valve by the fixed block in telescope motor driving push rod, it will prevent
Big vast valve is fixed, improves the reliability of flood protection device；Moreover, in working power circuit, the second triode
Base stage branch road increase the 4th resistance and the 5th resistance, the function of overcurrent protection can be played, improve flood protection device
Reliability.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the structural schematic diagram of the flood protection device for flood control works of the invention；
Fig. 2 is the circuit diagram of the working power circuit of the flood protection device for flood control works of the invention；
In figure：1. upper spacer, 2. traction electric machines, 3. draw bars, 4. limit guide blocks, 5. connecting rods, 6. telescope motors, 7.
Push rod, 8. fixed blocks, 9. flood control valves, 10. pressure sensors, 11. hold-down supports, the first triode of Q1., the two or three pole Q2.
Pipe, R1. first resistor, R2. second resistance, R3. 3rd resistor, the 4th resistance of R4., the 5th resistance of R5., C1. first capacitor,
C2. the second capacitor, C3. third capacitor, D1. first diode, the second diode of D2., D3. third diode, the four or two pole D4.
Pipe, T1. transformer.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with
Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant to the invention.
As depicted in figs. 1 and 2, a kind of flood protection device for flood control works, including horizontally disposed upper spacer 1 and under every
The mechanism that controls flood between upper spacer 1 and lower clapboard 12 is arranged in plate 12；
The flood control mechanism includes flood control valve 9 and traction mechanism, and the traction mechanism and flood control valve 9 are sequentially connected,
One end of the flood control valve 9 and the hold-down support 11 that is arranged on lower clapboard 12 are hinged, the other end of the flood control valve 9 with
Traction mechanism transmission connection on upper spacer 1 is set；
The traction mechanism includes traction electric machine 2, horizontally disposed draw bar 3 and connecting rod 5,2 water of traction electric machine
Flat to be fixed on upper spacer 1, one end of the connecting rod 5 is sequentially connected by draw bar 3 and traction electric machine 2, the connecting rod 5
The other end and flood control valve 9 it is hinged, limit assembly is uniformly provided on the draw bar 3, the limit assembly includes several limits
The lower section of upper spacer 1 is arranged in position guide pad 4, the limit guide block 4, and the draw bar 3 passes through each limit guide block 4 and connects
Extension bar 5 is hinged；
The traction mechanism is located at the side of flood control valve 9, and the other side of the flood control valve 9 is equipped with pressure sensor 10
And fastening assembly, the setting of pressure sensor 10 is on flood control valve 9；
The pressure sensor 10 is electrically connected with working power module, and the working power module includes working power electricity
Road, the working power circuit include the first triode Q1, the second triode Q2, first resistor R1, second resistance R2, third electricity
Hinder R3, the 4th resistance R4, the 5th resistance R5, first capacitor C1, the second capacitor C2, third capacitor C3, first diode D1, second
Diode D2, third diode D3, the 4th diode D4 and transformer T1, one end of a side loop of the transformer T1 with
The anode of second diode D2 connects, and the other end of a side loop of the transformer T1 passes through first resistor R1 and the one or three
The emitter of pole pipe Q1 connects, and the base stage of the first triode Q1 is connected by the cathode of 3rd resistor R3 and the second diode D2
It connects, the first capacitor C1 is in parallel with the second diode D2, and the base stage of the second triode Q2 passes through second resistance R2 and the
The emitter of one triode Q1 connects, and the second triode Q2 collector is connect with the base stage of the first triode Q1, and described the
Two triode Q2 collectors are connect with the cathode of first diode D1, the anode and the 4th diode D4 of the first diode D1
Anode connection, the emitter of the second triode Q2 connect with the second capacitor C2 and third capacitor C3 respectively, described second
The base stage of triode Q2 is connect by the 5th resistance R5 with the cathode of third diode D3, and the base stage of the second triode Q2 is logical
It crosses the 4th resistance R4 to connect with the anode of first diode D1, the cathode of the third diode D3 passes through the second capacitor C2, the
The series circuit of three capacitor C3 composition is connect with the anode of the 4th diode D4, the anode and the one or two of the 4th diode D4
The anode of pole pipe D1 connects, the anode of the second diode D2 respectively with the anode and the 4th diode D4 of third diode D3
Cathode connection.
Preferably, the lower section of upper spacer 1 is arranged in the fastening assembly, the fastening assembly includes telescope motor 6, pushes away
Bar 7 and fixed block 8, the telescope motor 6 are sequentially connected by push rod 7 and fixed block 8.
Preferably, the driving capability of direct current generator is strong and noise is low, the traction electric machine 2 and telescope motor 6 are straight
Galvanic electricity machine.
Preferably, the inside of the flood control valve 9 is equipped with battery.
Preferably, the inside of the flood control valve 9 is additionally provided in order to guarantee that staff remotely monitors device
Wireless communication module, the wireless communication module include bluetooth.
Preferably, PLC has the function of multifunction, so that the intelligence degree of device is improved, the flood control
The inside of valve 9 is additionally provided with central control module, and the central control module is PLC.
Preferably, the reliability in order to guarantee flood control, the distance between the upper spacer 1 and lower clapboard 12 are equal to flood control
The length of valve 9.
Preferably, the top of the flood control valve 9 is arc-shaped in order to guarantee the normally-open of valve 9 of controlling flood.
The working principle of flood protection device for flood control works is：Draw bar 3 is pulled by traction electric machine 2 when in use
Flood control valve 9 is shut with connecting rod 5 can guarantee that draw bar 3 is being drawn due to being arranged with several guide pads 4 on draw bar 3
During, it prevents from being damaged due to active force, to improve the reliability of traction, improves the reliability of device.When
After valve 9 of controlling flood is closed, it is pushed on flood control valve 9, will be controlled flood by the fixed block 8 in 6 driving push rod 7 of telescope motor again later
Valve 9 is fixed；Joined wireless communication module in the inside of flood control valve 9 can guarantee that staff carries out far device
Range monitoring；Central control module PLC, PLC have the characteristics that multifunction, to improve the intelligence degree of device.
This is used in the flood protection device of flood control works, working power module, for guaranteeing the reliability of flood protection device work.
Wherein, in working power circuit, the 4th resistance R4 and the 5th resistance R5 is increased on the base stage branch road of the second triode Q2,
Due to the voltage on the second capacitor C2 be it is directly proportional to output voltage, once output voltage increase when, what the 4th resistance R4 flowed through
Electric current is increased by, and is accelerated the conducting of the second triode Q2, is played the role of current limliting.Therefore, output voltage and third capacitor
Voltage on C3 will reduce, therefore the electric current for flowing through the 5th resistance R5 is reduced, and the second triode Q2 base voltage increases, and the two or three
Pole pipe Q2 depth saturation conduction then plays the role of reducing output electric current.To improve the function of overcurrent protection, improve
The reliability of flood protection device.
Compared with prior art, flood protection device for being used for flood control works, by being arranged with several guide pads on draw bar 3
4, it can guarantee draw bar 3 during traction, prevent from being damaged due to active force, to improve the reliable of traction
Property, improve the reliability of device；Meanwhile being pushed on flood control valve 9 by the fixed block 8 in 6 driving push rod 7 of telescope motor,
The valve 9 that will control flood is fixed, improves the reliability of flood protection device；Moreover, in working power circuit, the two or three
The base stage branch road of pole pipe Q2 increases the 4th resistance R4 and the 5th resistance R5, can play the function of overcurrent protection, improve
The reliability of flood protection device.
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (8)
1. a kind of flood protection device for flood control works, which is characterized in that including horizontally disposed upper spacer (1) and lower clapboard
(12), the mechanism that controls flood between upper spacer (1) and lower clapboard (12) is set；
The flood control mechanism includes flood control valve (9) and traction mechanism, and the traction mechanism and flood control valve (9) are sequentially connected,
One end of flood control valve (9) and hold-down support (11) on lower clapboard (12) is set hingedly, flood control valve (9)
The other end and the traction mechanism being arranged on upper spacer (1) are sequentially connected；
The traction mechanism includes traction electric machine (2), horizontally disposed draw bar (3) and connecting rod (5), the traction electric machine
(2) it is horizontally fixed on upper spacer (1), one end of the connecting rod (5) is connected by draw bar (3) and traction electric machine (2) transmission
It connects, the other end of the connecting rod (5) and flood control valve (9) hingedly, are uniformly provided with limit assembly on the draw bar (3), institute
Stating limit assembly includes several limit guide blocks (4), and the limit guide block (4) setting is described to lead in the lower section of upper spacer (1)
It is hinged across each limit guide block (4) and connecting rod (5) to draw bar (3)；
The traction mechanism is located at the side of flood control valve (9), and the other side of flood control valve (9) is equipped with pressure sensor
(10) it is controlling flood on valve (9) with fastening assembly, pressure sensor (10) setting；
The pressure sensor (10) is electrically connected with working power module, and the working power module includes working power circuit,
The working power circuit include the first triode (Q1), the second triode (Q2), first resistor (R1), second resistance (R2),
3rd resistor (R3), the 4th resistance (R4), the 5th resistance (R5), first capacitor (C1), the second capacitor (C2), third capacitor
(C3), first diode (D1), the second diode (D2), third diode (D3), the 4th diode (D4) and transformer (T1),
One end of side loop of the transformer (T1) is connect with the anode of the second diode (D2), and the one of the transformer (T1)
The other end of secondary side loop is connect by first resistor (R1) with the emitter of the first triode (Q1), first triode
(Q1) base stage is connect by 3rd resistor (R3) with the cathode of the second diode (D2), the first capacitor (C1) and the two or two
Pole pipe (D2) is in parallel, and the base stage of second triode (Q2) passes through the emitter of second resistance (R2) and the first triode (Q1)
Connection, the second triode (Q2) collector are connect with the base stage of the first triode (Q1), the second triode (Q2) collection
Electrode is connect with the cathode of first diode (D1), the anode of the first diode (D1) and the anode of the 4th diode (D4)
Connection, the emitter of second triode (Q2) are connect with the second capacitor (C2) and third capacitor (C3) respectively, and described second
The base stage of triode (Q2) is connect by the 5th resistance (R5) with the cathode of third diode (D3), second triode (Q2)
Base stage connect with the anode of first diode (D1) by the 4th resistance (R4), the cathode of the third diode (D3) passes through
The series circuit that second capacitor (C2), third capacitor (C3) form is connect with the anode of the 4th diode (D4), and the described 4th 2
The anode of pole pipe (D4) is connect with the anode of first diode (D1), and the anode of second diode (D2) is respectively with the three or two
The connection of the cathode of the anode of pole pipe (D3) and the 4th diode (D4).
2. being used for the flood protection device of flood control works as described in claim 1, which is characterized in that the fastening assembly is arranged upper
The lower section of partition (1), the fastening assembly include telescope motor (6), push rod (7) and fixed block (8), the telescope motor (6)
It is sequentially connected by push rod (7) and fixed block (8).
3. being used for the flood protection device of flood control works as described in claim 1, which is characterized in that the traction electric machine (2) and stretch
Contracting motor (6) is direct current generator.
4. being used for the flood protection device of flood control works as described in claim 1, which is characterized in that the interior of valve (9) of controlling flood
Portion is equipped with battery.
5. being used for the flood protection device of flood control works as described in claim 1, which is characterized in that the interior of valve (9) of controlling flood
Portion is additionally provided with wireless communication module, and the wireless communication module includes bluetooth.
6. being used for the flood protection device of flood control works as described in claim 1, which is characterized in that the interior of valve (9) of controlling flood
Portion is additionally provided with central control module, and the central control module is PLC.
7. as described in claim 1 be used for flood control works flood protection device, which is characterized in that the upper spacer (1) and under every
The distance between plate (12) is equal to the length of flood control valve (9).
8. being used for the flood protection device of flood control works as described in claim 1, which is characterized in that the top of flood control valve (9)
End is arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610826734.4A CN106368182B (en) | 2016-09-14 | 2016-09-14 | A kind of flood protection device for flood control works |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610826734.4A CN106368182B (en) | 2016-09-14 | 2016-09-14 | A kind of flood protection device for flood control works |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106368182A CN106368182A (en) | 2017-02-01 |
| CN106368182B true CN106368182B (en) | 2018-11-23 |
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ID=57897290
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610826734.4A Expired - Fee Related CN106368182B (en) | 2016-09-14 | 2016-09-14 | A kind of flood protection device for flood control works |
Country Status (1)
| Country | Link |
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| CN (1) | CN106368182B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2141934A1 (en) * | 1992-08-24 | 1994-03-03 | Murray Keith Nottle | Self-actuating sluice gate |
| CN2469132Y (en) * | 2001-04-04 | 2002-01-02 | 叶鹏 | Intelligent door control device |
| CN2535517Y (en) * | 2002-04-03 | 2003-02-12 | 陈发全 | Rail-free automatic extending door |
| CN2813834Y (en) * | 2005-08-26 | 2006-09-06 | 王夏娃 | Inductive automatic opening and closing toilet door |
| CN103401439B (en) * | 2013-07-10 | 2015-07-08 | 珠海许继芝电网自动化有限公司 | Wide-input voltage power supply of power distribution terminal |
| CN203822037U (en) * | 2014-04-21 | 2014-09-10 | 青岛欧特美股份有限公司 | Electronic sliding plug door with follow-up pedal |
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2016
- 2016-09-14 CN CN201610826734.4A patent/CN106368182B/en not_active Expired - Fee Related
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| CN106368182A (en) | 2017-02-01 |
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Effective date of registration: 20181011 Address after: 225200 Industrial Park, Wu Jian Town, Jiangdu District, Yangzhou, Jiangsu Applicant after: Jiangsu Hong Ding Electromechanical Equipment Co.,Ltd. Address before: 510000 228 Liwan District flower road, Guangzhou, Guangdong, two, No. 2001-2, Guangzhou auto parts market. Applicant before: GUANGZHOU CHANXIN BIOTECHNOLOGY Co.,Ltd. |
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