CN209034849U - A kind of screening plant for fertiliser granulates - Google Patents
A kind of screening plant for fertiliser granulates Download PDFInfo
- Publication number
- CN209034849U CN209034849U CN201821856473.1U CN201821856473U CN209034849U CN 209034849 U CN209034849 U CN 209034849U CN 201821856473 U CN201821856473 U CN 201821856473U CN 209034849 U CN209034849 U CN 209034849U
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- China
- Prior art keywords
- groove
- sieve
- fixed
- screen box
- fertiliser granulates
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Abstract
The utility model discloses a kind of screening plant for fertiliser granulates, screen box roof left end is connected with feed hopper；Screen box inner sidewall upper portion is equipped with the first screen part, it screens box inner wall lower part and is equipped with the second screen part, screen box right side wall is close to being equipped with the first lid at the first groove top position, and screen box left side wall is close to being equipped with the second lid at the second groove top position；It screens box inner wall and is equipped with snap-gauge in the second groove lower position, connecting plate is equipped with above snap-gauge, buffer spring is equipped between connecting plate bottom edge and snap-gauge top surface, connecting plate top surface is equipped with more upright bars, each upright bar passes through the second sieve and is fixedly connected with the second sieve, each rod end is fixed on the first sieve bottom surface, and connecting plate bottom surface is equipped with the second motor, is connected with cam on the right output shaft of the second motor；Screen box bottom end is connected with discharge port.The screening effect of the utility model is good, and the overall stability of the screening plant is high.
Description
Technical field
The utility model belongs to fertiliser granulates deep process technology field, and in particular to a kind of screening dress for fertiliser granulates
It sets.
Background technique
It in the process of fertilizer, since fertiliser granulates are not of uniform size, is screened, by underproof fertilizer
Particle screen selecting comes out, and re-starts processing granulation, or be sieved into the fertiliser granulates of different-grain diameter.
In the screening plant of fertiliser granulates in the prior art, fertiliser granulates are entered in screening bucket simultaneously by feed conveyor belt
Under fall on the strainer in screening bucket, since the upper left side of screening bucket is arranged in feed conveyor belt, fallen under such fertiliser granulates
Strainer left end, since strainer is horizontally disposed, such fertiliser granulates are easily deposited in strainer left end, and then influence screening effect, and
Vibration device is arranged on screening bucket lateral wall, and screening bucket is vibrated in screening process, to can make the screening plant
Overall stability decline.
Utility model content
The utility model provides a kind of screening plant for fertiliser granulates, fertiliser granulates feed rate in fill process
Slowly, and the first sieve is obliquely installed to the right, and such fertiliser granulates are not easy to be deposited on the first sieve, thus fertiliser granulates
Screening effect is good, and screen box does not vibrate in screening process, and only the first sieve is vibrated with the second sieve, because
And the overall stability of the screening plant is high.
In order to solve the above-mentioned technical problem, the utility model adopts the following technical solution:
A kind of screening plant for fertiliser granulates, including vertical screen box, screen box roof left end is connected with feed hopper,
Feed hopper upper inner wall is equipped with lateral wall in feed hopper and leads with annular circumferentially arranged with being recessed inwardly and horizontal ring-shaped guide rail
The stock guide that rail matches is provided with multiple feed openings on stock guide, is fixed with vertical rotation axis in the middle part of stock guide, in rotation axis
End is connected with the output shaft of first motor；Screen box inner sidewall upper portion is equipped with the first screen part, and the first screen part includes edge
Screening is recessed inwardly for box inner wall one week and inclined first groove to the right, is equipped at the first groove location in screen box
The first protection block has been coated and fixed in inclined first sieve to the right, the first screen periphery, and it is recessed that the first protection block is in first
In slot and the first protection block lateral wall fits and is adapted with the first groove inner sidewall, and the first sieve is in company with the first protection block edge
First groove slides up and down, be fixed between the first protection block top surface and the first groove top surface more the first vertical upper springs and
Extensible upright rod on first is fixed with more vertical first lower springs and the between first protection block bottom surface and the first groove floor
Extensible upright rod once, screening box inner wall lower part are equipped with the horizontal and lateral center line pair of screen box opposite with the first screen part
The second screen part claimed, the second screen part include the second groove, the second sieve, the second protection block, the second upper spring, second
Upper Extensible upright rod, the second lower spring and second time Extensible upright rod, screen box right side wall is close to setting at the first groove top position
There is the first lid, screen box left side wall is close to being equipped with the second lid at the second groove top position；Box inner wall is screened the
Two groove lower positions are fixed with the horizontal snap-gauge of intermediate openings, and the level that surface is distributed multiple blanking holes is equipped with above snap-gauge
Connecting plate, the first mesh size and blanking hole internal diameter are all larger than the second mesh size, at connecting plate bottom edge between snap-gauge top surface
Even to be fixed with more vertical buffer springs, connecting plate top surface is fixed with more upright bars, and each upright bar passes through the second sieve and with second
Sieve is fixedly connected, and each rod end is fixed on the first sieve bottom surface, and the second motor, the second motor are equipped in the middle part of connecting plate bottom surface
Cam is connected on right output shaft, cam is in contact with the connecting plate bottom surface of corresponding position；Screen box bottom end is connected with discharge port.
Further, feed hopper upper left side is equipped with horizontal feed belt, and feed belt is wrapped in drive roll and multiple phases
Between same driven voller, drive roll is horizontal and longitudinally disposed, and shape, the size of drive roll and driven voller are all the same, and drive roll
Parallel with driven voller, drive roll rotates clockwise, and drive roll is rotated by third motor driven.
Further, multiple feed openings are uniformly distributed on stock guide.
Further, first motor is fixed by the bracket in outside screen box on roof.
Further, Extensible upright rod is spaced apart in the first upper spring and first, the first lower spring and the first lower telescopic vertical
Bar is spaced apart.
Further, place is fixed within box inner wall one week along screening between the first groove top edge and the first protection block top surface
Along screening box inner wall one week between protective case on the first of folded state, the first groove floor edge and the first protection block bottom surface
It is fixed with the first lower protective case in folded state, protective case is by Extensible upright rod in each first upper spring and each first on first
It is trapped among in the first groove, each first lower spring and each first lower Extensible upright rod are trapped among in the first groove by the first lower protective case；The
It is fixed on second in folded state within box inner wall one week between two groove top edges and the second protection block top surface along screening
Protective case is fixed in folded state between the second groove floor edge and the second protection block bottom surface along screening for box inner wall one week
The second lower protective case, Extensible upright rod in each second upper spring and each second is trapped among in the second groove by protective case on second, the
Each second lower spring and each second lower Extensible upright rod are trapped among in the second groove by two lower protective cases.
Further, the first lid is rotatably connected in screen box right side wall corresponding position by screw thread；Second lid passes through spiral shell
Line is rotatably connected in screen box left side wall corresponding position.
Further, multiple blanking holes are uniformly distributed on connecting plate.
Further, more upright bars are uniformly distributed on connecting plate top surface.
Further, it is fixed with the first support frame on the first sieve bottom surface, is fixed with the second support on the second sieve bottom surface
Frame, each upright bar pass through the second sieve and are fixedly connected with the second support frame on the second sieve bottom surface, and each rod end is fixed on
On the first support frame on first sieve bottom surface.
Compared with the existing technology, the utility model has the following beneficial effects:
In the utility model, fertiliser granulates charging when, fertiliser granulates enter feed hopper and under fall on the guide being rotating
On plate, stock guide can play buffer function to the fertiliser granulates to hurtle down, and then can slow down and fall on the first sieve under fertiliser granulates
Rate when online, is thus not easy that fertiliser granulates is made to be deposited in the first sieve left end, and the first sieve tilts set to the right
Set, under to fall on fertiliser granulates at the first sieve left end gradually mobile to the first sieve right end under self gravitation effect, and fertilizer
Material particle is screened during mobile to the first sieve right end, thus the screening effect of fertiliser granulates is good；
In the utility model, after starting the second motor, cam rotates, and then the first sieve, the second sieve, Duo Genli
Bar is up and down reciprocatingly vibrated in company with connecting plate generation, and the first sieve and the second sieve, in up and down reciprocatingly vibration processes, first protects
Block drives the first groove of lower edge to slide up and down in the first sieve, and the second protection block drives the second groove of lower edge or more in the second sieve
Sliding, and then the fertiliser granulates on the first sieve are screened in vibration processes with the fertiliser granulates on the second sieve, due to
Fertiliser granulates screen box in screening process does not vibrate, and only the first sieve in screen box, the second sieve, upright bar
And connecting plate generation is up and down reciprocatingly vibrated, thus the overall stability of the screening plant is high；
Along screening box inner wall fixation in one week between the first groove top edge and the first protection block top surface in the utility model
There is protective case on first in folded state, along screening box inner wall between the first groove floor edge and the first protection block bottom surface
It is fixed within one week protective case first in folded state Xia, protective case will stretch in each first upper spring and each first on first
Upright bar is trapped among in the first groove, and each first lower spring and each first lower Extensible upright rod are trapped among the first groove by the first lower protective case
It is interior；The in folded state is fixed within box inner wall one week along screening between second groove top edge and the second protection block top surface
Protective case on two is fixed with along screening in folding for box inner wall one week between second groove floor edge and the second protection block bottom surface
The second of state descends protective case, and Extensible upright rod in each second upper spring and each second is trapped among the second groove by protective case on second
Interior, each second lower spring and each second lower Extensible upright rod are trapped among in the second groove by the second lower protective case, are protected on such first
Set can prevent fertiliser granulates from entering in the first groove with the first lower protective case, and protective case can be prevented with the second lower protective case on second
Fertiliser granulates enter in the second groove, and then can guarantee that the first sieve is effectively performed with the second sieve and up and down reciprocatingly vibrate.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the enlarged structure schematic diagram that the first sieve left end is connect with screen box left side wall in Fig. 1；
Fig. 3 is the enlarged structure schematic diagram that the first sieve right end is connect with screen box right side wall in Fig. 1；
Fig. 4 is the enlarged structure schematic diagram that the second sieve left end is connect with screen box left side wall in Fig. 1；
Fig. 5 is the enlarged structure schematic diagram that the second sieve right end is connect with screen box right side wall in Fig. 1；
Fig. 6 is the vertical view enlarged structure schematic diagram of stock guide in Fig. 1.
Specific embodiment
As shown in Fig. 1,2,3,4,5 and 6, a kind of screening plant for fertiliser granulates, including vertical screen box 1, sieve
Select 1 roof left end of case to be connected with feed hopper 2,2 upper inner wall of feed hopper circumferentially arranged with being recessed inwardly and horizontal ring-shaped guide rail,
It is equipped with the stock guide 3 that lateral wall is matched with ring-shaped guide rail in feed hopper 2, is evenly distributed with multiple feed openings 4 on stock guide 3,
Vertical rotation axis 5 is fixed in the middle part of stock guide 3,5 upper end of rotation axis is connected with the output shaft of first motor 6, and first motor 6 is logical
Bracket is crossed to be fixed on the outer roof of screen box 1；1 inner sidewall upper portion of screen box is equipped with the first screen part, the first screen part packet
It includes and is recessed inwardly within one week along 1 inner sidewall of screen box and inclined first groove 7 to the right, at the first groove 7 in screen box 1
Place is set equipped with the first protection block 9, the first protection block has been coated and fixed in inclined first sieve 8,8 edge of the first sieve to the right
9 in the first groove 7 and 9 lateral wall of the first protection block fits and is adapted with 7 inner sidewall of the first groove, the first sieve 8
It is slided up and down in company with the first protection block 9 along the first groove 7,9 top surface of the first protection block and the first groove are fixed with more between 7 top surface
Extensible upright rod 11 in the first vertical upper spring 10 and first, 9 bottom surface of the first protection block and the first groove are fixed between 7 bottom surface
More vertical first lower springs 12 and the first lower Extensible upright rod 13,1 inner sidewall lower part of screen box is equipped with and the first sieve 8
Part center symmetrical second screen part horizontal and lateral with respect to screen box 1, the second screen part include the second groove 14,
Second sieve 15, the second protection block 16 are stretched under the lower spring 19 of Extensible upright rod 18, second and second in second upper spring 17, second
Contracting upright bar 20,1 right side wall of screen box are screened close to the first lid 21 is screwed with by screw thread at 7 top position of the first groove
1 left side wall of case is close to being screwed with the second lid 22 by screw thread at 14 top position of the second groove；1 inner sidewall of screen box is
Two grooves, 14 lower position is fixed with the horizontal snap-gauge 23 of intermediate openings, be equipped with above snap-gauge 23 surface be uniformly distributed it is multiple under
Expect that the horizontal connecting plate 24 in hole, 8 aperture of the first sieve and blanking hole internal diameter are all larger than 15 aperture of the second sieve, 24 bottom edge of connecting plate
More vertical buffer springs 25 are uniformly fixed between 23 top surface of place and snap-gauge, 24 top surface of connecting plate is uniformly fixed with more upright bars
26, each upright bar 26 passes through the second sieve 15 and is fixedly connected with the second sieve 15, and 8 bottom of the first sieve is fixed on each 26 top of upright bar
On face, it is equipped with the second motor 27 in the middle part of 24 bottom surface of connecting plate, is connected with cam 28 on the right output shaft of the second motor 27, cam 28 and corresponding
24 bottom surface of connecting plate at position is in contact；1 bottom end of screen box is connected with discharge port 29.
Wherein, 2 upper left side of feed hopper be equipped with horizontal feed belt 30, feed belt 30 be wrapped in drive roll 31 with it is multiple
Between identical driven voller 32, drive roll 31 is horizontal and longitudinally disposed, and drive roll 31 and shape, the size of driven voller 32 are homogeneous
Together, and drive roll 31 is parallel with driven voller 32, and drive roll 31 rotates clockwise, and drive roll 31 passes through third motor driven
Rotation.
Wherein, Extensible upright rod 11 is spaced apart in the first upper spring 10 and first, and the first lower spring 12 and first is lower flexible
Upright bar 13 is spaced apart.
Wherein, place is fixed within one week along 1 inner sidewall of screen box between 9 top surface of 7 top edge of the first groove and the first protection block
Along 1 inside of screen box between protective case 33 on the first of folded state, 9 bottom surface of 7 bottom edge of the first groove and the first protection block
The lower protective case 34 of first be fixed in folded state for wall one week, protective case 33 will each first upper spring 10 and each the on first
Extensible upright rod 11 is trapped among in the first groove 7 on one, and the first lower protective case 34 will each first lower spring 12 and each first lower telescopic vertical
Bar 13 is trapped among in the first groove 7；Along 1 inner sidewall of screen box one week between 16 top surface of second groove, 14 top edge and the second protection block
It is fixed with protective case 35 on second in folded state, edge sieve between 16 bottom surface of 14 bottom edge of the second groove and the second protection block
1 inner sidewall of case is selected to be fixed within one week protective case 36 second in folded state Xia, protective case 35 is by bullet on each second on second
Extensible upright rod 18 is trapped among in the second groove 14 on spring 17 and each second, and the second lower protective case 36 will each second lower spring 19 and each the
Two lower Extensible upright rods 20 are trapped among in the second groove 14.
Wherein, the first support frame is fixed on 8 bottom surface of the first sieve, the second sieve is fixed with the second support on 15 bottom surface
Frame, each upright bar 26 pass through the second sieve 15 and are fixedly connected with the second support frame on 15 bottom surface of the second sieve, and each upright bar 26 is pushed up
End is fixed on the first support frame on 8 bottom surface of the first sieve, and the support that can enhance the first sieve 8 and the second sieve 15 in this way is strong
Degree.
The course of work: starting third motor, feed belt 30 starts turning, while starting first motor 6, stock guide 3 with
It is rotated with 5 opposed annular guide rail of rotation axis, and 3 edge of stock guide is in ring-shaped guide rail stock guide 3 during rotation, simultaneously
Start the second motor 27, cam 28 rotates, and then the first sieve 8, the second sieve 15 occur up and down reciprocatingly in company with connecting plate 24
Vibration, and the first sieve 8 and the second sieve 15, in up and down reciprocatingly vibration processes, the first protection block 9 is under the drive of the first sieve 8
It is slided up and down along the first groove 7, the second protection block 16 drives the second groove of lower edge 14 to slide up and down in the second sieve 15, feeds skin
With the fertiliser granulates on 30 enter feed hopper 2 and under fall on the stock guide 3 being rotating, and fertiliser granulates are through under feed opening 4
It falls on the first sieve 8 being vibrated, the big partial size fertiliser granulates in fertiliser granulates stay on the first sieve 8 and in self gravity
Gradually mobile to the right end of the first sieve 8 under effect, the middle partial size fertiliser granulates and small particle fertiliser granulates in fertiliser granulates are saturating
Cross the first sieve 8 and under fall on the second sieve 15 being vibrated, middle partial size fertiliser granulates stay on the second sieve 15 and from
It is gradually mobile to the left end of the second sieve 15 under body gravity, small particle fertiliser granulates through the second sieve 15 and under fall on vibration
On the connecting plate 24 moved, and small particle fertiliser granulates close third through 1 bottom of screen box is fallen under blanking hole after a period of time
Motor, first motor 6 and the second motor 27, then open the first lid 21, by the big partial size fertiliser granulates of 8 right end of the first sieve
It takes out, and opens the second lid 22, the middle partial size fertiliser granulates of 15 left end of the second sieve are taken out, then by small particle fertiliser granulates
It is discharged from the discharge port 29 of 1 bottom end of screen box.
Claims (10)
1. a kind of screening plant for fertiliser granulates, it is characterised in that: including vertical screen box, screen box roof left end connects
There is a feed hopper, feed hopper upper inner wall is equipped with outside in feed hopper circumferentially arranged with being recessed inwardly and horizontal ring-shaped guide rail
The stock guide that wall is matched with ring-shaped guide rail is provided with multiple feed openings on stock guide, is fixed with vertical rotation in the middle part of stock guide
Axis, rotation axis upper end are connected with the output shaft of first motor；Screen box inner sidewall upper portion is equipped with the first screen part, the first sieve
Component is recessed inwardly for box inner wall one week including edge screening and inclined first groove, screen box are interior in the first groove to the right
Equipped with the first protection block, the first protection block has been coated and fixed in inclined first sieve, the first screen periphery to the right at position
In the first groove and the first protection block lateral wall fits and is adapted with the first groove inner sidewall, and the first sieve is in company with the
One protection block is slided up and down along the first groove, and more vertical first are fixed between the first protection block top surface and the first groove top surface
Extensible upright rod in upper spring and first is fixed under more vertical first between first protection block bottom surface and the first groove floor
Spring and the first lower Extensible upright rod, it is horizontal and lateral that screening box inner wall lower part is equipped with screen box opposite with the first screen part
Symmetrical second screen part in center, the second screen part include the second groove, the second sieve, the second protection block, second
Upper spring, Extensible upright rod, the second lower spring and second time Extensible upright rod on second, screen box right side wall is close on the first groove
The orientation place of setting is equipped with the first lid, and screen box left side wall is close to being equipped with the second lid at the second groove top position；Screen box
Inner sidewall is fixed with the horizontal snap-gauge of intermediate openings in the second groove lower position, be equipped with above snap-gauge surface distribution it is multiple under
Expect the horizontal connecting plate in hole, the first mesh size and blanking hole internal diameter are all larger than the second mesh size, at connecting plate bottom edge with card
More vertical buffer springs are uniformly fixed between plate top surface, connecting plate top surface is fixed with more upright bars, and each upright bar passes through the second sieve
It net and is fixedly connected with the second sieve, each rod end is fixed on the first sieve bottom surface, and the second electricity is equipped in the middle part of connecting plate bottom surface
Machine is connected with cam on the right output shaft of the second motor, and cam is in contact with the connecting plate bottom surface of corresponding position；Screen box bottom end is connected with
Discharge port.
2. a kind of screening plant for fertiliser granulates according to claim 1, it is characterised in that: feed hopper upper left side is set
There is horizontal feed belt, feed belt is wrapped between drive roll and multiple identical driven vollers, and drive roll is horizontal and longitudinal
Shape, the size of setting, drive roll and driven voller are all the same, and drive roll is parallel with driven voller, and drive roll rotates clockwise,
And drive roll is rotated by third motor driven.
3. a kind of screening plant for fertiliser granulates according to claim 1, it is characterised in that: multiple feed openings are uniform
It is distributed on stock guide.
4. a kind of screening plant for fertiliser granulates according to claim 1, it is characterised in that: first motor passes through branch
Frame is fixed on the outer roof of screen box.
5. a kind of screening plant for fertiliser granulates according to claim 1, it is characterised in that: the first upper spring and the
Extensible upright rod is spaced apart on one, and the first lower spring is spaced apart with the first lower Extensible upright rod.
6. a kind of screening plant for fertiliser granulates according to claim 1, it is characterised in that: the first groove top surface side
Protective case on first in folded state is fixed within box inner wall one week along screening between edge and the first protection block top surface, and first is recessed
The first lower protection being fixed in folded state for box inner wall one week between groove bottom edge and the first protection block bottom surface along screening
It covers, Extensible upright rod in each first upper spring and each first is trapped among in the first groove by protective case on first, and the first lower protective case will
Each first lower spring is trapped among in the first groove with each first lower Extensible upright rod；Second groove top edge and the second protection block top surface
Between along screening be fixed within box inner wall one week protective case on second in folded state, the second groove floor edge and the second guarantor
Along the second lower protective case being fixed in folded state for box inner wall one week is screened between protecting block bottom surface, protective case will be each on second
Extensible upright rod is trapped among in the second groove in second upper spring and each second, and second descends protective case by each second lower spring and each second
Lower Extensible upright rod is trapped among in the second groove.
7. a kind of screening plant for fertiliser granulates according to claim 1, it is characterised in that: the first lid passes through spiral shell
Line is rotatably connected in screen box right side wall corresponding position；Second lid is rotatably connected in screen box left side wall corresponding position by screw thread.
8. a kind of screening plant for fertiliser granulates according to claim 1, it is characterised in that: multiple blanking holes are uniform
It is distributed on connecting plate.
9. a kind of screening plant for fertiliser granulates according to claim 1, it is characterised in that: more upright bars uniformly divide
It is distributed on connecting plate top surface.
10. a kind of screening plant for fertiliser granulates according to claim 1, it is characterised in that: the first sieve bottom surface
On be fixed with the first support frame, be fixed with the second support frame on the second sieve bottom surface, each upright bar passes through the second sieve and with second
The second support frame on sieve bottom surface is fixedly connected, and each rod end is fixed on the first support frame on the first sieve bottom surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821856473.1U CN209034849U (en) | 2018-11-12 | 2018-11-12 | A kind of screening plant for fertiliser granulates |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821856473.1U CN209034849U (en) | 2018-11-12 | 2018-11-12 | A kind of screening plant for fertiliser granulates |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209034849U true CN209034849U (en) | 2019-06-28 |
Family
ID=67041565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821856473.1U Expired - Fee Related CN209034849U (en) | 2018-11-12 | 2018-11-12 | A kind of screening plant for fertiliser granulates |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209034849U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112157000A (en) * | 2020-11-19 | 2021-01-01 | 无锡艾科瑞思产品设计与研究有限公司 | Food detects uses quick sieving mechanism |
-
2018
- 2018-11-12 CN CN201821856473.1U patent/CN209034849U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112157000A (en) * | 2020-11-19 | 2021-01-01 | 无锡艾科瑞思产品设计与研究有限公司 | Food detects uses quick sieving mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200525 Address after: Room 520, Innovation and Entrepreneurship Complex Building at the Intersection of Zhongyuan West Road and Feilong Road, Xingyang City, Zhengzhou City, Henan Province Patentee after: ZHENGZHOU QIHUI FRUIT Co.,Ltd. Address before: 463000 East of Zhengdi Avenue, Pingyu County, Zhumadian City, Henan Province (office space) Patentee before: PINGYU ZHONG LIN GAO KE BIOTECHNOLOGY SCIENCE AND TECHNOLOGY Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190628 Termination date: 20211112 |