CN110235835B - Energy-saving air-assisted feeder - Google Patents
Energy-saving air-assisted feeder Download PDFInfo
- Publication number
- CN110235835B CN110235835B CN201910513951.1A CN201910513951A CN110235835B CN 110235835 B CN110235835 B CN 110235835B CN 201910513951 A CN201910513951 A CN 201910513951A CN 110235835 B CN110235835 B CN 110235835B
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- groove
- wall
- base
- gear
- fixedly connected
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- 239000000696 magnetic material Substances 0.000 claims abstract description 16
- 238000007789 sealing Methods 0.000 claims abstract description 6
- 238000007599 discharging Methods 0.000 claims description 8
- 241000883990 Flabellum Species 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 7
- 239000007921 spray Substances 0.000 abstract description 2
- 238000009360 aquaculture Methods 0.000 description 5
- 244000144974 aquaculture Species 0.000 description 5
- 230000005611 electricity Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 241000251468 Actinopterygii Species 0.000 description 2
- 241000143060 Americamysis bahia Species 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/80—Feeding devices
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Feeding And Watering For Cattle Raising And Animal Husbandry (AREA)
- Special Spraying Apparatus (AREA)
Abstract
The invention discloses an energy-saving air-assisted feeder which comprises a base, wherein a circular groove is formed in the base, the inner wall of the circular groove is connected with a circular block in a sealing and rotating mode, the circular block is provided with four square grooves at equal intervals along the circumferential direction of the circular block, a feeding channel is formed in the base and is communicated with each square groove, the inner wall of each square groove is connected with a magnetic block in a sealing and sliding mode, the side wall of each magnetic block is elastically connected to the inner wall of each square groove through a spring, and the part, opposite to the magnetic block, of the inner wall of the circular groove is made of a magnetic material. According to the invention, by arranging the square grooves with the same size, when the magnetic block and the magnetic part on the inner wall of the circular groove are attracted, the magnetic block pushes the feed in the square grooves out through the discharge pipe and sprays the feed to the water surface, so that the feed delivered each time is ensured to be the same in amount, the size of the square grooves can be set according to requirements, and the feed delivered amount is further controlled.
Description
Technical Field
The invention relates to the technical field of fishery breeding machinery, in particular to an energy-saving air-assisted feeder.
Background
The world aquaculture production has increased rapidly since the 70's of the 20 th century and the proportion in aquaculture is increasing. With the industrialization and large-scale development of aquaculture and the vigorous development of large-area aquaculture, the feeder is widely applied in order to improve the mechanization of aquaculture.
The existing feeder pushes the feed out of the feed box by utilizing a mechanical mechanism and sprays the feed to the water surface, the feed amount fed each time is inconsistent, so that the growth conditions of aquatic products such as fish, shrimps and the like in different water areas are different, the production cost is increased if too much feed is fed, the water body is polluted by the too much feed, and the growth speed of the aquatic products such as the fish, the shrimps and the like is reduced if the feed is not enough fed.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides an energy-saving air-assisted feeder.
In order to achieve the purpose, the invention adopts the following technical scheme:
an energy-saving air-assisted feeder comprises a base, wherein a circular groove is formed in the base, circular blocks are connected to the inner wall of the circular groove in a sealing and rotating mode, four square grooves are formed in the circular blocks at equal intervals along the circumferential direction of the circular blocks, a feeding channel is formed in the base and is communicated with each square groove, a magnetic block is connected to the inner wall of each square groove in a sealing and sliding mode, the side wall of each magnetic block is elastically connected to the inner wall of each square groove through a spring, the part, opposite to the magnetic blocks, of the inner wall of each circular groove is made of a magnetic material, the magnetic material part of the inner wall of each circular groove is attracted to the corresponding magnetic blocks, the magnetic material part of the inner wall of each circular groove is repelled to the adjacent magnetic blocks, four discharging pipes communicated with the inner portion of each square groove are fixedly connected to the side wall of the base, and the discharging pipes correspond to the positions of the square grooves, a mechanism groove is formed in the base, a first gear is rotatably connected to the inner bottom of the mechanism groove, a rotating shaft of the first gear penetrates through the side wall of the base and is coaxially and fixedly connected with the circular block, and a rotating device for controlling the first gear to rotate is installed in the mechanism groove.
Preferably, rotating device is including rotating the first half gear of connection on mechanism inslot bottom, it is connected with second half gear to rotate on the interior bottom in mechanism inslot, and first half gear and second half gear have the part of tooth all with first gear engagement, one-way bearing is installed to the lateral wall of second half gear, the upper end fixedly connected with driving motor of base, driving motor's output shaft run through the lateral wall of base and with the coaxial fixed connection of one-way bearing, mechanism inslot is installed and is driven first half gear pivoted actuating mechanism.
Preferably, actuating mechanism is including rotating the dwang of connecting at first half gear, the rectangular channel has been seted up in the dwang, sliding connection has the rectangular block on the inner wall of rectangular channel, the upper end fixedly connected with connecting rod of rectangular block, the coaxial fixedly connected with second gear in upper end of connecting rod, the interior top in mechanism groove is rotated and is connected with the internal gear, the upper end fixedly connected with straight-bar of internal gear, the straight-bar runs through the lateral wall of base and along a plurality of flabellums of its circumference equidistant fixedly connected with.
Preferably, the lower extreme fixedly connected with a plurality of support frames of base, just the support frame is kept away from the one end fixedly connected with buoyancy ball of base.
Preferably, the lower extreme fixedly connected with inlet pipe of base, the one end and the inside intercommunication of feedstock channel of inlet pipe, the other end intercommunication of inlet pipe has the storage case.
Preferably, the upper end fixedly connected with feed hopper of storage case, feed hopper and the inside intercommunication of storage case.
Preferably, a PLC driving module is installed in the rectangular groove, and the PLC driving module controls the movement of the rectangular block in the rectangular groove.
Preferably, control panel is installed to the outer wall of storage case, control panel is connected with PLC drive module electricity, just control panel is connected with driving motor electricity.
Preferably, the buoyant ball is made of a rubber material, and the buoyant ball is a hollow ball.
The invention has the following beneficial effects:
1. by arranging the square grooves with the same size and driving the circular block to rotate intermittently, the magnetic block in the circular block is continuously opposite to the magnetic part on the inner wall of the circular groove, when the magnetic block is mutually repelled with the magnetic part on the inner wall of the circular groove, the inner space of the square groove is increased to form negative pressure, feed in the feed groove is sucked in, and when the magnetic block is attracted with the magnetic part on the inner wall of the circular groove, the feed in the square groove is pushed out by the magnetic block through the discharge pipe and is sprayed to the water surface, so that the same feed amount can be fed every time, the size of the square groove can be set according to requirements, and the feed feeding amount is controlled;
2. when strong wind weather, when delivering the fodder, can close driving motor, wind makes the flabellum rotate, opens control panel this moment, makes the rectangular block remove through PLC control panel, makes internal gear and second gear engagement, and the rotation of flabellum can drive the second gear rotation this moment, drives first semi-gear then and rotates to but intermittent type nature drives first gear and circular block and rotates and accomplish the fodder and deliver, and usable wind energy is delivered the fodder like this, saves the electric power energy.
Drawings
Fig. 1 is a schematic structural view of an energy-saving air-assisted feeder according to the present invention;
fig. 2 is an enlarged schematic view of a structure at a position a of the energy-saving air-assisted feeder provided by the invention;
fig. 3 is an enlarged schematic view of a structure at a position B of the energy-saving air-assisted feeder provided by the invention;
fig. 4 is a schematic top view of the components of the circular block, the circular groove, the magnetic block and the like of the energy-saving air-assisted feeder of the present invention;
fig. 5 is a schematic cross-sectional structure view at the position E-E of the energy-saving air-assisted feeder provided by the invention.
In the figure: the device comprises a base 1, a circular groove 2, a mechanism groove 3, a circular block 4, a square groove 5, a magnetic block 6, a discharge pipe 7, a feed pipe 8, a feed channel 9, a straight rod 10, fan blades 11, an internal gear 12, a second gear 13, a first half gear 14, a first gear 15, a second half gear 16, a rotating rod 17, a rectangular groove 18, a rectangular block 19, a connecting rod 20, a support frame 21, a buoyancy ball 22, a driving motor 23, a material storage box 24 and a material charging hopper 25.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-5, an energy-saving air-assisted feeder comprises a base 1, wherein the lower end of the base 1 is fixedly connected with a plurality of supporting frames 21, one end of each supporting frame 21, which is far away from the base 1, is fixedly connected with a buoyancy ball 22, the buoyancy ball 22 is made of rubber material, is a hollow ball, a circular groove 2 is formed in the base 1, the inner wall of the circular groove 2 is hermetically and rotatably connected with a circular block 4, the circular block is circumferentially and equidistantly provided with four square grooves 5, a feeding channel 9 is formed in the base 1, the lower end of the base 1 is fixedly connected with a feeding pipe 8, one end of the feeding pipe 8 is communicated with the inside of the feeding channel 9, the other end of the feeding pipe 8 is communicated with a storage box 24, the upper end of the storage box 24 is fixedly connected with a feeding funnel 25, the feeding funnel 25 is communicated with the inside of the storage box 24, the feeding channel 9 is communicated with each square groove 5, the inner wall of each square groove 5 is hermetically and slidably connected with a magnetic block 6, the lateral wall of magnetic block 6 passes through spring elastic connection on the inner wall of square groove 5, the inner wall of circular groove 2 is made by magnetic material with the part that magnetic block 6 is relative, and the magnetic material part of circular groove 2 inner wall and relative magnetic block 6 inter attraction, the magnetic material part of circular groove 2 inner wall repels with adjacent magnetic block 6 each other, the lateral wall fixedly connected with of base 1 four discharging pipe 7 with the inside intercommunication of square groove 5, and discharging pipe 7 is corresponding with the position of square groove 5, set up mechanism groove 3 in the base 1, the interior bottom rotation of mechanism groove 3 is connected with first gear 15, the pivot of first gear 15 runs through the lateral wall of base 1 and with the coaxial fixed connection of circular block 4, install the rotating device of first gear 15 pivoted of control in the mechanism groove 3.
The rotating device comprises a first half gear 14 which is rotatably connected to the inner bottom of the mechanism groove 3, a second half gear 16 is rotatably connected to the inner bottom of the mechanism groove 3, the toothed parts of the first half gear 14 and the second half gear 16 are both meshed with a first gear 15, a one-way bearing is mounted on the side wall of the second half gear 16, a driving motor 23 is fixedly connected to the upper end of the base 1, an output shaft of the driving motor 23 penetrates through the side wall of the base 1 and is coaxially and fixedly connected with the one-way bearing, a driving mechanism which drives the first half gear 14 to rotate is mounted in the mechanism groove 3, the driving mechanism comprises a rotating rod 17 which is rotatably connected to the first half gear 14, a rectangular groove 18 is formed in the rotating rod 17, a rectangular block 19 is slidably connected to the inner wall of the rectangular groove 18, a PLC driving module is mounted in the rectangular groove 18, the PLC driving module controls the movement of the rectangular block 19 in the rectangular groove 18, and the description is that, PLC drive module is current electrical control element, control panel is installed to the outer wall of storage case 24, control panel is connected with PLC drive module electricity, and control panel is connected with driving motor 23 electricity, the upper end fixedly connected with connecting rod 20 of rectangular block 19, the coaxial fixedly connected with second gear 13 in upper end of connecting rod 20, the interior top rotation in mechanism groove 3 is connected with internal gear 12, the upper end fixedly connected with straight-bar 10 of internal gear 12, straight-bar 10 runs through the lateral wall of base 1 and along a plurality of flabellums 11 of its equidistant fixedly connected with of circumference.
In the invention, when the device is used, a large amount of feed is stored in the storage box 24 in advance, when the feed needs to be put in, the driving motor 23 is turned on through the control panel, the output shaft of the driving motor 23 starts to rotate, the output shaft of the driving motor 23 rotates to drive the one-way bearing and the second half gear 16 to rotate, when the toothed part of the second half gear 16 is meshed with the first gear 15, the first gear 15 rotates, when the toothed part of the second half gear 16 is not meshed with the first gear 15, the first gear 15 stops rotating, the circulation is repeated, so that the first gear 15 is intermittently driven to rotate, the circular block 4 also starts to intermittently rotate, the magnetic block 6 in the square groove 5 is continuously opposite to the magnetic material part on the inner wall of the circular groove 2, when the magnetic block 6 is repelled from the magnetic material part on the inner wall of the circular groove 2, the magnetic block 6 moves towards the inside of the square groove 5, at the moment, the inner space of the square groove 5 is increased to generate negative pressure, so that the feed in the storage box 24 is sucked into the square groove 5 through the feeding pipe 8, when the magnetic block 6 and the magnetic material on the inner wall of the circular groove 2 attract each other, the magnetic block 6 moves towards the outside of the square groove 5, and then the feed filled in the square groove 5 is pushed out through the discharging pipe 7 and is sprinkled on the water surface, so that the same feed amount can be guaranteed to be delivered every time, the size of the square groove can be set according to requirements, and the feed delivery amount is controlled; if in strong wind weather, the control panel can be operated to turn off the driving motor 23, then the PLC driving module is operated through the control panel to move the rectangular block 19 upwards, when the rectangular block 19 moves upwards, the connecting rod 20 is driven to move upwards, the connecting rod 20 moves upwards to drive the second gear 13 to move upwards, at this time, the connecting rod 20 can push the second gear 13 into the inner gear ring of the inner gear 12, so as to engage the inner gear 12 with the second gear 13, strong wind blows the fan blades to rapidly rotate the fan blades 11, the fan blades 11 drive the straight rod 10 to rotate, because the straight rod 10 is coaxially and fixedly connected with the inner gear 12, the rotation of the straight rod 10 drives the inner gear 12 to rotate, at this time, the inner gear 12 is engaged with the second gear 13, so that the rotation of the inner gear 12 can also drive the second gear 13 to rotate, thereby driving the rotation rod 17 to rotate, and the rotation rod 17 is coaxially and fixedly connected with the first half gear 14, therefore, the rotation of the rotating rod 17 will drive the first half gear 14 to start rotating, when the toothed part of the first half gear 14 is meshed with the first gear 15, the first gear 15 will be driven to rotate, when the toothed part of the first half gear 14 is not meshed with the first gear 15, the first gear 15 will stop rotating, and the cycle is repeated, so that the first gear 15 can also intermittently rotate, and the first gear 15 and the circular block 4 are coaxially and fixedly connected through the rotating shaft, so that the circular block 4 also starts to intermittently rotate, so that the magnetic block 6 in the square groove 5 is continuously opposite to the magnetic material part on the inner wall of the circular groove 2, when the magnetic block 6 is repelled from the magnetic material part on the inner wall of the circular groove 2, the magnetic block 6 moves to the inside of the square groove 5, at this time, the space inside of the square groove 5 increases to generate negative pressure, and further the feed in the storage tank 24 is sucked into the square groove 5 through the feed pipe 8, when the magnetic force piece 6 attracts each other with the magnetic material of 2 inner walls of circular slot, magnetic force piece 6 moves outside square slot 5, and then push out and spill the fodder that fills up in square slot 5 on the surface of water through discharging pipe 7, and because the effect of the one-way stress of one-way bearing, first gear 15 meshes the output shaft that second semi-gear 16 rotated and can not make driving motor 23 rotate and damage driving motor 23, like this in strong wind weather, utilize the wind energy to replace the electric energy and come the drive arrangement operation, can save the electric power energy and then saved manufacturing cost.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. An energy-saving air-assisted feeder comprises a base (1) and is characterized in that a circular groove (2) is formed in the base (1), the inner wall of the circular groove (2) is connected with a circular block (4) in a sealing and rotating mode, the circular block is provided with four square grooves (5) at equal intervals along the circumferential direction of the circular block, a feeding channel (9) is formed in the base (1), the feeding channel (9) is communicated with each square groove (5), the inner wall of each square groove (5) is connected with a magnetic block (6) in a sealing and sliding mode, the side wall of each magnetic block (6) is elastically connected onto the inner wall of each square groove (5) through a spring, the part, opposite to the magnetic block (6), of the inner wall of the circular groove (2) is made of a magnetic material, and the magnetic material part of the inner wall of the circular groove (2) is attracted to the corresponding magnetic block (6), the utility model discloses a magnetic force piece, including base (1), magnetic material part and the magnetic force piece of circular recess (2) inner wall, the lateral wall fixedly connected with of base (1) is four with discharging pipe (7) of the inside intercommunication of square groove (5), just discharging pipe (7) are corresponding with the position of square groove (5), set up in base (1) and construct groove (3), the interior bottom rotation of mechanism groove (3) is connected with first gear (15), the pivot of first gear (15) run through the lateral wall of base (1) and with the coaxial fixed connection of circular block (4), install the rotating device of controlling first gear (15) pivoted in mechanism groove (3).
2. The energy-saving air-assisted feeder according to claim 1, characterized in that the rotating device comprises a first half gear (14) rotatably connected to the inner bottom of the mechanism groove (3), a second half gear (16) is rotatably connected to the inner bottom of the mechanism groove (3), the toothed parts of the first half gear (14) and the second half gear (16) are meshed with the first gear (15), a one-way bearing is mounted on the side wall of the second half gear (16), a driving motor (23) is fixedly connected to the upper end of the base (1), an output shaft of the driving motor (23) penetrates through the side wall of the base (1) and is coaxially and fixedly connected with the one-way bearing, and a driving mechanism for driving the first half gear (14) to rotate is mounted in the mechanism groove (3); actuating mechanism is including rotating dwang (17) of connecting at first semi-gear (14), rectangular channel (18) have been seted up in dwang (17), sliding connection has rectangular block (19) on the inner wall of rectangular channel (18), upper end fixedly connected with connecting rod (20) of rectangular block (19), the coaxial fixedly connected with second gear (13) of upper end of connecting rod (20), the interior top of mechanism groove (3) is rotated and is connected with internal gear (12), the upper end fixedly connected with straight-bar (10) of internal gear (12), straight-bar (10) run through the lateral wall of base (1) and along a plurality of flabellums (11) of its circumference equidistant fixedly connected with.
3. The energy-saving air-assisted feeder according to claim 1, characterized in that a plurality of support frames (21) are fixedly connected to the lower end of the base (1), and a buoyancy ball (22) is fixedly connected to one end of each support frame (21) far away from the base (1).
4. The energy-saving air-assisted feeder according to claim 1, characterized in that a feeding pipe (8) is fixedly connected to the lower end of the base (1), one end of the feeding pipe (8) is communicated with the inside of the feeding channel (9), and the other end of the feeding pipe (8) is communicated with a storage box (24).
5. The energy-saving air-assisted feeder according to claim 4, characterized in that a feeding funnel (25) is fixedly connected to the upper end of the storage box (24), and the feeding funnel (25) is communicated with the interior of the storage box (24).
6. The energy-saving air-assisted feeder according to claim 2, characterized in that a PLC driving module is installed in the rectangular groove (18) and controls the movement of the rectangular block (19) in the rectangular groove (18).
7. The energy-saving air-assisted feeder according to claim 5, wherein a control panel is mounted on the outer wall of the storage box (24), the control panel is electrically connected with the PLC driving module, and the control panel is electrically connected with the driving motor (23).
8. An energy efficient air fed feeder according to claim 3 wherein the buoyant ball (22) is made of a rubber material and the buoyant ball (22) is a hollow ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910513951.1A CN110235835B (en) | 2019-06-14 | 2019-06-14 | Energy-saving air-assisted feeder |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910513951.1A CN110235835B (en) | 2019-06-14 | 2019-06-14 | Energy-saving air-assisted feeder |
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| CN110235835A CN110235835A (en) | 2019-09-17 |
| CN110235835B true CN110235835B (en) | 2021-09-24 |
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| CN112970648B (en) * | 2021-03-01 | 2022-12-06 | 山东常美机械制造有限公司 | Fish tank air-supplementing feeding equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| NO303312B1 (en) * | 1996-03-11 | 1998-06-29 | Per Gunnar Kvenseth | Device for cleaning both sides of a net wall and using it |
| CN102011708B (en) * | 2010-12-18 | 2012-09-05 | 胡国贤 | Vertical wind-driven generator with double fan blades |
| CN106417109A (en) * | 2016-09-30 | 2017-02-22 | 贵州山至金生态农业有限公司 | Loach breeding method capable of saving baits in paddy field |
| CN206933020U (en) * | 2017-06-07 | 2018-01-30 | 杜萌萌 | A kind of fish pond mechanical automation charging device |
| CN107136001A (en) * | 2017-06-09 | 2017-09-08 | 惠安益源信息技术咨询有限公司 | A kind of cultured fishes feed device automatically at regular time and quantity |
| CN207284801U (en) * | 2017-09-22 | 2018-05-01 | 江西鄱阳湖丰泰农业发展有限公司 | A kind of dual-purpose ecological fish pond of cultivation of fishing |
| CN208462714U (en) * | 2018-02-10 | 2019-02-05 | 田岗 | A kind of energy saving and environment friendly deep-water net cage culture Autoamtic bait putting metering device |
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Effective date of registration: 20210902 Address after: 230000 1506, 15 / F, block D, phase III (South District), Huguang road independent innovation industrial base, Shushan District, Hefei City, Anhui Province Applicant after: HEFEI WEILANHUA GREEN ENGINEERING Co.,Ltd. Address before: 550081 No.4, floor 8, unit 1, building 3, group D, China Railway Yidu international, 300 Shilin Road, guanshanhu District, Guiyang City, Guizhou Province Applicant before: Guiyang Pinchuang Technology Co.,Ltd. |
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