CN102293078A - Electric minitiller system for greenhouse - Google Patents
Electric minitiller system for greenhouse Download PDFInfo
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- CN102293078A CN102293078A CN2011102069262A CN201110206926A CN102293078A CN 102293078 A CN102293078 A CN 102293078A CN 2011102069262 A CN2011102069262 A CN 2011102069262A CN 201110206926 A CN201110206926 A CN 201110206926A CN 102293078 A CN102293078 A CN 102293078A
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- 230000005611 electricity Effects 0.000 claims abstract description 15
- 238000009413 insulation Methods 0.000 claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims abstract description 5
- 238000003971 tillage Methods 0.000 claims description 47
- 239000004020 conductor Substances 0.000 claims description 17
- 238000006243 chemical reaction Methods 0.000 claims description 12
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 abstract description 3
- 239000000295 fuel oil Substances 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 244000037666 field crops Species 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 239000003502 gasoline Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000033001 locomotion Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The invention discloses an electric minitiller system for a greenhouse, which comprises an electricity taking device and a rotary tiller, wherein the electricity taking device mainly consists of an insulation case, a conducting rail and an electricity taking pulley, wherein the rotary tiller mainly consists of a motor frequency converter, a motor speed regulation knob, a motor, a gearbox, a rotary tiller machine frame, a gear shifting pull rod and a rotary tiller cutter assembly, the electricity taking device is fixed on the top of the greenhouse, the conducting rail is fixed at the inner side of the insulation case, the electricity taking pulley is in contact connection with the conducting rail, the motor frequency converter is respectively connected with the electricity taking pulley and the motor through cables, the motor speed regulating knob is connected with the motor frequency converter, an output shaft of the gearbox is connected with a motor shaft, the gear shifting pull rod is in transmission connection with the corresponding gear of the gearbox, and the output shaft of the gearbox is connected with the rotary tiller cutter assembly. The electric minitiller system is driven by electric power, no noise is generated, and the operation is simple.
Description
Technical field
The present invention is specifically related to a kind of green house with electronic mini-size tillage machine system.
Background technology
China's green house facility is started late, and mechanized operation level is lower, and most of operations are still based on original hand labour, and intensity is big, efficient is low, poor working environment.Along with the fast development of green house planting patterns, be badly in need of satisfying the agricultural mechanization dynamic power machine of green house operating environment.Because the particularity of green house working space, land for growing field crops operation farm machinery therein can't normal operations, need to be fit to miniaturization, the multifunctional agriculture dynamic power machine of green house operating environment.And small-sized farm power machinery few in number, generally with diesel engine or gasoline engine as power, have a lot of limitation, the at first discharging of diesel engine vent gas, fuel oil dynamic power machine noise are in addition if any the water clock of shedding of fuel tank, can bring serious environmental to pollute to booth work, existing simultaneously agricultural operation machinery operation relative complex needs bigger operating space, careless slightlyly easily operator and people are on every side caused injury, therefore be not suitable in the such narrow space of green house, using.In addition, along with the rise of oil price, use with fuel oil more and more higher as the Work machine cost of power.
Summary of the invention
The objective of the invention is to overcome the deficiency of above-mentioned prior art, a kind of miniature rotary cultivator system of motorized motions is provided.
In order to achieve the above object, the invention provides a kind of green house with electronic mini-size tillage machine system, comprise electricity getting device and rotovator, electricity getting device mainly is made up of insulation crust, conductor rail and power taking pulley; Rotovator mainly is made up of motor frequency conversion device, electric machine speed regulation knob, motor, gearbox, rotary tillage frame, gearshift pull bar and rotary blade assembly; Insulation crust is fixed on the top of described green house; Conductor rail is fixed on described insulation crust inboard; The power taking pulley is connected with the conductor rail contact; The motor frequency conversion device links to each other with motor with the power taking pulley by cable respectively; The electric machine speed regulation knob links to each other with the motor frequency conversion device; The power shaft of gearbox links to each other with motor shaft; The corresponding gear of gearshift pull bar and gearbox is in transmission connection; The output shaft of gearbox links to each other with the rotary blade assembly.
Further improvement of the present invention is: described gearbox comprise gear box and be fixed on power shaft in the casing, double-sliding gear, jackshaft, fixedly duplicate gear, bevel gear, output shaft and clutch commutate.Clutch is connected described input shaft end, and power shaft is connected with described motor shaft by clutch.Double-sliding gear is slidingly connected on the power shaft.Jackshaft is parallel with power shaft.Fixedly duplicate gear is fixedly connected on the jackshaft, and double-sliding gear is meshed with corresponding gear in the fixing duplicate gear.One end of the jackshaft described commutation bevel gear that is fixedly linked.Output shaft is vertical with jackshaft, and an end of output shaft is provided with bevel gear, this bevel gear and with the commutation bevel gear be meshed.The gearshift pull bar double-sliding gear that is in transmission connection.
The gearshift pull bar comprises pull bar, connecting rod, gearshift axle, shift fork, and connecting rod is rotatably connected on the rotary tillage frame, and pull bar and connecting rod one end are rotatedly connected, and the connecting rod other end is rotatedly connected with shift fork by the gearshift axle.
Double-sliding gear and fixedly duplicate gear comprise interconnective gear wheel and pinion respectively.Form a fork slot between the gear wheel of double-sliding gear and the pinion, shift fork is plugged in the fork slot, and the gearshift pull bar promotes double-sliding gear by shift fork and moves axially along power shaft.
The rotary blade assembly comprises rotating shaft, rotary tillage cutterhead and rotary blade, and the rotary tillage cutterhead is fixedly mounted on the rotating shaft two ends, and rotary blade is fixed on the rotary tillage cutterhead, is provided with the rotating shaft bevel gear in the middle of the rotating shaft.The other end of output shaft of gear-box is provided with bevel gear, and is meshed with described rotating shaft bevel gear.
Rotovator also comprises towing fork; Described towing fork is arranged on the rear end of rotary tillage frame.
The electric machine speed regulation knob is a potentiometer.
The power taking pulley comprises interior ring, outer shroud and spring.Described outer shroud and interior ring one end opening, inner ring sleeve is in outer shroud, and the opening direction of interior ring and outer shroud is opposite.In spring places in the ring, and an end of spring is connected with interior ring, and the other end is conflicted on outer shroud.Wherein, the interior ring of power taking pulley and outer shroud are the cylindrical, copper conductor.
Electricity getting device also comprises cable bearer, and cable bearer is fixed on the rotary tillage frame, and cable is bearing on the cable bearer.
The present invention has the following advantages compared to existing technology: mini-size tillage machine of the present invention system can use the individual event power for illumination by driven by power, also can use three-phase power electricity, need not fuel oil, and noise is low and do not have a discharging.Thereby regulate access resistance change output voltage values by the electric machine speed regulation knob and regulate motor speed, by what the gearbox pull bar was realized two gears utmost point speed governing arranged, utilize the synergy of electric machine speed regulation knob and gearbox pull bar to regulate the rotovator operating speed thus, realized stepless time adjustment simultaneously and utmost point speed governing is arranged.But the towing fork breakdown trailer or the mouldboard plow operation that utilize the gearbox rear end to connect.And the power shaft in the gearbox directly outputting power is used for driving independently mini-size tillage machine, and the efficient height is easy to operate.
Description of drawings
Fig. 1 is the structural representation of green house of the present invention with electronic mini-size tillage machine system.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the structural representation of gearshift pull bar among Fig. 1.
Fig. 4 is the structural representation of power taking pulley among Fig. 1.
Among the figure, 1-insulation crust, 2-conductor rail, ring in the 3-power taking pulley, 3a-, the 3b-outer shroud, the 3c-spring, 3d-cable, 4-motor, the 5-gearbox, 5a-clutch, 5b-power shaft, the 5c-double-sliding gear, 5d-is duplicate gear fixedly, the 5e-bevel gear of commutating, the 5f-output shaft, 5g-jackshaft, 6-cable bearer, 7-electric machine speed regulation knob, the 8-pull bar of shifting gears, the 8a-pull bar, 8b-connecting rod, 8c-shift gears the axle, the 8d-shift fork, 9-motor frequency conversion device, 10-towing fork, 11-rotary tillage assembly, the 11a-rotating shaft, 11b-rotary blade, 11c-rotary tillage cutterhead.
Embodiment
Below in conjunction with accompanying drawing green house of the present invention is elaborated with electronic mini-size tillage machine system.
In conjunction with Fig. 1 and Fig. 2, the electronic mini-size tillage machine of the present invention system mainly is made up of electricity getting device and rotovator two parts.Electricity getting device partly comprises the insulation crust 1 that is installed on the booth top, the power taking pulley 3 and the cable bearer 6 that place the conductor rail 2 of insulation crust 1 inboard, be slidingly connected with conductor rail 2; Rotovator partly comprises rotary tillage knife rest, motor 4, gearbox 5, electric machine speed regulation knob 7, gearshift pull bar 8, motor frequency conversion device 9, towing fork 10 and rotary blade assembly 11.Conductor rail 2 is laid two or three guide rails according to power supply setting (two-phase or three-phase), adopts three phase mains in the present embodiment, has therefore laid three guide rails.Cable bearer 6 is fixed on casing rotary tillage knife rest upper end, and motor frequency conversion device 9 links to each other with motor 4 with power taking pulley 3 by the cable 3d that is bearing on the cable bearer 6 respectively.By power taking pulley 3 power taking from the conductor rail 2, motor frequency conversion device 9 is gone in fax through cable 3d.In conjunction with Fig. 4, ring 3a, outer shroud 3b and spring 3c in power taking pulley 3 comprises, interior ring 3a and outer shroud 3b are the cylindrical, copper conductor outward.Outer shroud 3b and interior ring 3a one end opening, interior ring 3a is placed in the outer shroud 3b, and the opening direction of interior ring 3a and outer shroud 3b is opposite, and cable 3d is connected the outer side-lower of outer shroud 3b.In spring 3c places in the ring, and the end of spring 3c and interior ring 3a be fixedly linked, and the other end is conflicted on outer shroud 3b.Utilize the active force of spring 3c, power taking pulley 3 is closely contacted so that power taking with conductor rail 2.The lower end of insulation crust 1 has cable trough simultaneously, the width of rebate of this groove is slightly less than the width of the lower ending opening of conductor rail 2, make power taking pulley 3 be bearing on the insulation crust 1, under the pulling function of cable 3d, power taking pulley 3 rolls on insulation crust 1 or slides along conductor rail 2.
Electric machine speed regulation knob 7 links to each other with motor frequency conversion device 9, and motor frequency conversion device 9 is regulated in the back input motor 4 by electric machine speed regulation knob 7, realizes that the speed of motor is regulated and rotating control.Electric machine speed regulation knob 7 is a potentiometer, changes the magnitude of voltage of output by the adjusting resistance value, thereby regulates the rotating speed of motor shaft.Gearbox 5 power shafts link to each other with motor shaft and change, and output shaft links to each other with rotary tillage frame 11, the rotating shaft 11a of transferring power on the rotary tillage frame 11.
In conjunction with Fig. 3, gearshift pull bar 8 comprises pull bar 8a, connecting rod 8b, gearshift axle 8c, shift fork 8d; Connecting rod 8b is rotatably connected on the rotary tillage frame correspondence position, and pull bar 8a and connecting rod 8b are rotatedly connected, and connecting rod 8b is rotatedly connected by gearshift axle 8c and shift fork 8d.As shown in Figure 1, gearbox 5 comprise gear box and be fixed on clutch 5a, power shaft 5b in the casing, double-sliding gear 5c, fixedly duplicate gear 5d, bevel gear 5e, output shaft 5f, jackshaft 5g commutate.Clutch 5a is located at the end of power shaft 5b, and power shaft 5b links to each other with motor shaft by clutch 5a, and the other end of power shaft 5b directly outputting power is used for driving some Work machines.Clutch 5a is the disk of two bondings, can be separated from each other and mesh, and motor shaft is connected with the disengagement of gearbox power shaft during separation, and motor 4 drives power shaft 5b rotation during engagement, and the rotation with motor 4 is transferred in the gearbox 5 thus.Double-sliding gear 5c is slidingly connected on the power shaft 5b, and double-sliding gear is small one and large one two continuous gears, forms the fork slot that a described shift fork of confession is pegged graft between two gears, and shift fork is plugged in the above-mentioned fork slot.Fixedly duplicate gear 5d also is one little one big two continuous gears.The fixedly connected commutation of the one end bevel gear 5e of jackshaft is provided with output shaft of gear-box 5f with the jackshaft vertical direction.
When pulling pull bar 8a, drivening rod 8b rotates along rotating shaft, and 8c is delivered to shift fork 8d by the gearshift axle, endwisely slips along power shaft thereby stir double-sliding gear 5c.When fixedly the pinion of duplicate gear 5d is meshed, be top gear at the gear wheel of double-sliding gear 5c; When fixedly the gear wheel of duplicate gear 5d is meshed, be low or first gear at the pinion of double-sliding gear 5c.Realize the speed adjusting of two gears thus.
The two ends of output shaft of gear-box 5f are the fixed cone gear respectively, and an end is meshed with commutation bevel gear 5e, and the other end is meshed with the bevel gear that the rotating shaft 11a of rotary tillage assembly 11 is provided with.Thus in gearbox, will rotate successively by double-sliding gear 5c, fixedly duplicate gear 5d, commutation bevel gear 5e are delivered to output shaft 5f, rotate thereby drive rotating shaft 11a.
Above-mentioned rotary tillage assembly 11 is fixed on rotary tillage frame lower end, comprises rotating shaft 11a, rotary tillage cutterhead 11c and rotary blade 11b.Described rotating shaft 11a is provided with bevel gear, is meshed with the other end bevel gear of output shaft of gear-box 5f, and rotating shaft 11a two ends fixedly connected rotary tillage cutterhead 11c, rotary blade 11b is fixed on the rotary tillage cutterhead 11c.Utilize bevel gear that power is transferred to rotary blade 11b by output shaft 5f, realize the rotary tillage operation.
The rear end of rotary tillage knife rest also is provided with towing fork 10, but by Work machines such as towing fork 10 breakdown trailers or mouldboard plows.
Claims (10)
1. a green house is with electronic mini-size tillage machine system, and it is characterized in that: comprise electricity getting device and rotovator, described electricity getting device mainly is made up of insulation crust, conductor rail and power taking pulley; Described rotovator mainly is made up of motor frequency conversion device, electric machine speed regulation knob, motor, gearbox, rotary tillage frame, gearshift pull bar and rotary blade assembly; Described insulation crust is fixed on the top of described green house; Described conductor rail is fixed on described insulation crust inboard; Described power taking pulley is connected with the conductor rail contact; Described motor frequency conversion device links to each other with motor with the power taking pulley by cable respectively; Described electric machine speed regulation knob links to each other with the motor frequency conversion device; The power shaft of described gearbox links to each other with motor shaft; The corresponding gear of described gearshift pull bar and gearbox is in transmission connection; The output shaft of described gearbox links to each other with the rotary blade assembly.
2. green house according to claim 1 is characterized in that with electronic mini-size tillage machine system: described gearbox comprise gear box and be fixed on power shaft in the casing, double-sliding gear, jackshaft, fixedly duplicate gear, bevel gear, output shaft and clutch commutate; Described clutch is connected described input shaft end, and power shaft is connected with described motor shaft by clutch; Described double-sliding gear is slidingly connected on the power shaft; Described jackshaft is parallel with power shaft, and described fixedly duplicate gear is fixedly connected on the jackshaft, and double-sliding gear is meshed with corresponding gear in the fixing duplicate gear; One end of the jackshaft described commutation bevel gear that is fixedly linked; Described output shaft is vertical with jackshaft, and an end of output shaft is provided with bevel gear, this bevel gear and with the commutation bevel gear be meshed; The described gearshift pull bar double-sliding gear that is in transmission connection.
3. green house according to claim 2 is with electronic mini-size tillage machine system, and it is characterized in that: described gearshift pull bar comprises pull bar, connecting rod, gearshift axle, shift fork; Described connecting rod is rotatably connected on the rotary tillage frame; Described pull bar and connecting rod one end are rotatedly connected, and the connecting rod other end is rotatedly connected with shift fork by the gearshift axle.
4. green house according to claim 3 is characterized in that with electronic mini-size tillage machine system: described double-sliding gear and fixedly duplicate gear comprise interconnective gear wheel and pinion respectively; Form a fork slot between the gear wheel of described double-sliding gear and the pinion, shift fork is plugged in the fork slot, and described gearshift pull bar promotes double-sliding gear by shift fork and moves axially along power shaft.
According to claim 2 or 3 described green houses with electronic mini-size tillage machine system, it is characterized in that: described rotary blade assembly comprises rotating shaft, rotary tillage cutterhead and rotary blade; Described rotary tillage cutterhead is fixedly mounted on the rotating shaft two ends; Described rotary blade is fixed on the rotary tillage cutterhead; Be provided with the rotating shaft bevel gear in the middle of the described rotating shaft; The other end of described output shaft of gear-box is provided with bevel gear, and is meshed with described rotating shaft bevel gear.
6. green house according to claim 1 is with electronic mini-size tillage machine system, and it is characterized in that: described rotovator also comprises towing fork; Described towing fork is arranged on the rear end of rotary tillage frame.
7. green house according to claim 1 is with electronic mini-size tillage machine system, and it is characterized in that: described electric machine speed regulation knob is a potentiometer.
8. green house according to claim 1 is with electronic mini-size tillage machine system, and it is characterized in that: described power taking pulley comprises interior ring, outer shroud and spring; Described outer shroud and interior ring one end opening; Described inner ring sleeve is in outer shroud, and the opening direction of interior ring and outer shroud is opposite; In described spring places in the ring, and an end of spring is connected with interior ring, and the other end is conflicted on outer shroud.
9. green house according to claim 8 is with electronic mini-size tillage machine system, and it is characterized in that: the interior ring of described power taking pulley and outer shroud are the cylindrical, copper conductor.
10. green house according to claim 1 is with electronic mini-size tillage machine system, and it is characterized in that: described electricity getting device also comprises cable bearer; Described cable bearer is fixed on the rotary tillage frame; Described cable is bearing on the cable bearer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110206926 CN102293078B (en) | 2011-07-22 | 2011-07-22 | Electric minitiller system for greenhouse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110206926 CN102293078B (en) | 2011-07-22 | 2011-07-22 | Electric minitiller system for greenhouse |
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| Publication Number | Publication Date |
|---|---|
| CN102293078A true CN102293078A (en) | 2011-12-28 |
| CN102293078B CN102293078B (en) | 2013-04-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110206926 Active CN102293078B (en) | 2011-07-22 | 2011-07-22 | Electric minitiller system for greenhouse |
Country Status (1)
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| CN (1) | CN102293078B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102729836A (en) * | 2012-07-04 | 2012-10-17 | 西北农林科技大学 | Dual-power remote control electric tractor for greenhouses |
| CN104025734A (en) * | 2013-03-06 | 2014-09-10 | 南京农业大学 | Solar power-driven mini-tiller |
| CN104054413A (en) * | 2014-07-16 | 2014-09-24 | 杨毅坚 | Mini-tiller with variable frequency motor driven by storage battery |
| CN104429183A (en) * | 2013-09-25 | 2015-03-25 | 南京农业大学 | Storage battery and motor-driven mini-tiller |
| CN108633351A (en) * | 2018-05-03 | 2018-10-12 | 胡振海 | A kind of green track agricultural tilling boat vehicle |
| CN111623093A (en) * | 2020-05-29 | 2020-09-04 | 重庆舰帏机械有限公司 | Small four-wheel-drive mini-tiller |
| CN111615871A (en) * | 2020-05-29 | 2020-09-04 | 重庆舰帏机械有限公司 | Transmission for four-wheel-drive mini-tiller |
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| US20040194983A1 (en) * | 2003-03-17 | 2004-10-07 | Masayuki Sasaoka | Walk-behind electric cultivating machine |
| CN2676614Y (en) * | 2003-11-07 | 2005-02-09 | 农业部规划设计研究院 | Multifunction self-walking type sprager |
| US20100051299A1 (en) * | 2008-09-03 | 2010-03-04 | Patrick Marcil | Tiller with removable battery |
| JP2010075086A (en) * | 2008-09-25 | 2010-04-08 | Kubota Corp | Rotary tiller |
| CN201700138U (en) * | 2010-06-22 | 2011-01-12 | 常州思马德动力设备制造有限公司 | Electric rotary cultivator |
| CN202183937U (en) * | 2011-07-22 | 2012-04-11 | 南京农业大学 | Electric micro-cultivator system for greenhouse |
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2011
- 2011-07-22 CN CN 201110206926 patent/CN102293078B/en active Active
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| CN2483941Y (en) * | 2001-05-22 | 2002-04-03 | 沈阳农业大学 | Electric rotary-tillage machine |
| US20040194983A1 (en) * | 2003-03-17 | 2004-10-07 | Masayuki Sasaoka | Walk-behind electric cultivating machine |
| CN2676614Y (en) * | 2003-11-07 | 2005-02-09 | 农业部规划设计研究院 | Multifunction self-walking type sprager |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102729836A (en) * | 2012-07-04 | 2012-10-17 | 西北农林科技大学 | Dual-power remote control electric tractor for greenhouses |
| CN104025734A (en) * | 2013-03-06 | 2014-09-10 | 南京农业大学 | Solar power-driven mini-tiller |
| CN104429183A (en) * | 2013-09-25 | 2015-03-25 | 南京农业大学 | Storage battery and motor-driven mini-tiller |
| CN104054413A (en) * | 2014-07-16 | 2014-09-24 | 杨毅坚 | Mini-tiller with variable frequency motor driven by storage battery |
| CN108633351A (en) * | 2018-05-03 | 2018-10-12 | 胡振海 | A kind of green track agricultural tilling boat vehicle |
| CN111623093A (en) * | 2020-05-29 | 2020-09-04 | 重庆舰帏机械有限公司 | Small four-wheel-drive mini-tiller |
| CN111615871A (en) * | 2020-05-29 | 2020-09-04 | 重庆舰帏机械有限公司 | Transmission for four-wheel-drive mini-tiller |
| CN111615871B (en) * | 2020-05-29 | 2022-04-26 | 重庆舰帏机械有限公司 | Transmission for four-wheel-drive mini-tiller |
Also Published As
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|---|---|
| CN102293078B (en) | 2013-04-17 |
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Effective date of registration: 20220928 Address after: 222200 East of Xiyuan South Road, Guanyun Economic Development Zone, Lianyungang City, Jiangsu Province Patentee after: Lianyungang Xiangyun Investment Co.,Ltd. Address before: 222200 20 weft three road, Guanyun County Economic Development Zone, Lianyungang, Jiangsu Patentee before: LIANYUNGANG LIANFA MACHINERY Co.,Ltd. |
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Denomination of invention: An electric micro tiller system for greenhouse Effective date of registration: 20230518 Granted publication date: 20130417 Pledgee: Guanyun Branch of Bank of China Ltd. Pledgor: Lianyungang Xiangyun Investment Co.,Ltd. Registration number: Y2023980040811 |
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