CN212816632U - Automatic drug delivery device of baoding is used in ox plant - Google Patents
Automatic drug delivery device of baoding is used in ox plant Download PDFInfo
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- CN212816632U CN212816632U CN202020367311.2U CN202020367311U CN212816632U CN 212816632 U CN212816632 U CN 212816632U CN 202020367311 U CN202020367311 U CN 202020367311U CN 212816632 U CN212816632 U CN 212816632U
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Abstract
The utility model discloses a fixing automatic drug feeding device for cattle farms, which comprises a plurality of fixing drug feeding mechanisms which are arranged at equal intervals, wherein each fixing drug feeding mechanism comprises a fixing fence, and an automatic drug feeder and a PLC (programmable logic controller) which are arranged on the fixing fence; the automatic drug feeder comprises a drug feeding box, an automatic injector and a second hydraulic cylinder, wherein the drug feeding box is provided with an automatic injector opening; the automatic injector comprises a shell, and a medicine tube, an injection piston rod, a guide device, a driving plate, a ball screw mechanism, a motor and a disposable replaceable needle head which are positioned in the shell. The utility model discloses effectively restrict the activity of livestock, automatic ware of dosing simultaneously injects the position disinfection, the injection is dosed, does not need artifical baoding and injection, realizes full autofilter, baoding, disinfection, injection and data statistics's intelligent management, and convenient to use, injection measurement are accurate, use manpower sparingly, simple structure, low in manufacturing cost, and the scale that is particularly suitable is bred the enterprise and is used.
Description
Technical Field
The utility model relates to a livestock-raising technical field, more specifically the utility model relates to a ox plant is with automatic device of dosing of baoding that says so.
Background
The dairy cow needs to be inoculated with the vaccine regularly in the breeding process, and the injection liquid is needed when the dairy cow is sick, and at present, the injection is generally carried out by holding an injector by a worker. The mode of manually capturing livestock and carrying out baoding injection is adopted, the workload is high, the labor intensity of operators is high, and particularly for large-scale cultivation, the working efficiency is low and the time consumption is long; meanwhile, the injection can generate pain which can stimulate the dairy cows to cause the dairy cows to run or struggle, and workers can be accidentally injured when the dairy cows run or struggle.
Therefore, how to provide a fixed automatic drug delivery device for a cattle farm is a problem to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention provides a self-administration device for cattle farm to solve the above technical problems described in the background art; the utility model discloses screen through intelligent ear tag detecting system at the automatic in-process of food intake of livestock, the activity of effective restriction livestock is locked to the rail, automatic ware of dosing of while injects the position disinfection, the injection is dosed, do not need artifical baoding and injection, realize full autofilter, baoding, the disinfection, injection and the intelligent management of data statistics, so can avoid the injection personnel to make the syringe shake, then increase the painful sense of the milk cow when avoiding injecting and accidentally injure the staff, high durability and convenient use, intelligent management, the injection measurement is accurate, use manpower sparingly, moreover, the steam generator is simple in structure, low in manufacturing cost, the enterprise uses is bred in the especially suitable scale.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a fixed automatic dosing device for a cattle farm comprises a plurality of fixed dosing mechanisms which are arranged at equal intervals, wherein each fixed dosing mechanism comprises a fixed fence, and an automatic dosing device and a PLC (programmable logic controller) which are arranged on the fixed fence;
the side rails are arranged on two sides of the retaining fence, the head and neck fixing ring is arranged at the front end of the retaining fence, the head and neck fixing ring is fixed on the side rails through a first hydraulic cylinder, an access is arranged at the rear end of the retaining fence, a U-shaped clamping piece is installed on one side of the access, a blocking rod is hinged to the other side of the access, one end of the blocking rod is located in the U-shaped clamping piece, the other end of the blocking rod is hinged to the other side of the access through a rotating shaft, and the rotating shaft is;
the automatic medicine feeder comprises a medicine feeding box, an automatic injector and a second hydraulic cylinder, the automatic injector is mounted on a piston rod of the second hydraulic cylinder and is positioned in the medicine feeding box, and an automatic injector opening is formed in the medicine feeding box; the cylinder body of the second hydraulic cylinder is fixedly arranged in the medicine feeding box, an ultraviolet sterilizing lamp tube is arranged in the medicine feeding box, and the ultraviolet sterilizing lamp tube is connected with a power supply and is electrically connected with the PLC;
the automatic injector comprises a shell, and a medicine tube, an injection piston rod, a guide device, a driving plate, a ball screw mechanism, a motor and a disposable replaceable needle head which are positioned in the shell; the injection piston is positioned in the medicine tube, one end of the injection piston rod is fixedly connected with the injection piston, and the other end of the injection piston rod is fixedly connected with the driving plate; the driving plate is arranged on the guide device in a sliding mode and is fixedly connected with a nut of the ball screw mechanism; the screw rod of the ball screw mechanism is in transmission connection with an output shaft of the motor, and the motor is connected with a power supply and is electrically connected with the PLC; the end part of the rodless cavity of the medicine tube is provided with a medicine outlet and a medicine inlet, the disposable replaceable needle head is arranged on the medicine outlet, and the medicine inlet is communicated with the medicine bottle through the medicine inlet tube.
Preferably, in the fixed automatic dosing device for a cattle farm, the medicine outlet and the medicine inlet are respectively provided with a one-way valve; the one-way valve of the medicine outlet allows the fluid to flow from the rodless cavity of the medicine tube to the disposable replaceable needle head; the one-way valve of the medicine inlet allows the fluid to flow from the medicine bottle to the rodless cavity of the medicine tube.
Preferably, in the fixed automatic dosing device for cattle farms, an RFID reader is arranged above the automatic dosing device and is used for collecting and identifying information of ear tags on cattle ears; the RFID interpreter is electrically connected with a computer, and the computer is electrically connected with the PLC.
Preferably, in the fixed automatic dosing device for cattle farms, the rod chambers and the rodless chambers of the first hydraulic cylinder and the second hydraulic cylinder are both communicated with a hydraulic station through pipelines, and a control valve of the hydraulic station is electrically connected with the PLC controller; and pressure release valves are arranged on pipelines of the rod cavity and the rodless cavity communicated with the hydraulic station, and oil outlets of the pressure release valves are communicated with an oil tank of the hydraulic station.
Preferably, in the above described automatic dosing device for a cattle farm, the other end of the screw is supported by a bearing, and the bearing is mounted inside the housing through a bearing seat.
Preferably, in the above automatic dosing device for cattle farm, the guide device includes a guide rod, two ends of the guide rod are installed in the housing, the drive plate is provided with a slide hole, and the guide rod is located in the slide hole.
Preferably, in above-mentioned a ox plant is with baoding automatic device of dosing, the no pole chamber tip of pencil is provided with the stopper.
Preferably, in above-mentioned ox plant is with baoding automatic device of dosing, the solid fixed ring of neck comprises the cyclic annular snap ring of two relative semicircle that set up, two the snap ring passes through respectively first pneumatic cylinder is installed on the side of side fence, the cylinder body of first pneumatic cylinder with the side fixed connection of side fence, the piston rod of first pneumatic cylinder with snap ring fixed connection.
Preferably, in above-mentioned a ox plant is with automatic device of dosing of baoding, the pivot with step motor passes through the shaft coupling transmission and connects, and step motor with PLC controller electric connection.
According to the technical scheme, compared with the prior art, the utility model discloses a baoding automatic drug delivery device for cattle farms, the baoding rail limits the body of cattle, makes it not have the activity space, and the head of cattle can not be twisted at will in the head and neck fixing ring, so that the injection drug delivery is convenient, the activity of livestock is effectively limited, the automatic injector can operate the cattle conveniently, the baoding rail is convenient to use, simple in structure and low in manufacturing cost, and is particularly suitable for large-scale breeding enterprises;
the automatic injector can be used for injection epidemic prevention in the cattle breeding process, the automatic injector adopts an electric and hydraulic combined driving mode, in the using process, the automatic injector stretches out a medicine feeding box through hydraulic driving, a needle head part is pierced into a cattle neck part, then an injection piston rod can be driven through a ball screw mechanism, then the injection piston rod drives an injection piston, the medicine liquid in the injection piston is pushed by the matching between the injection piston and a medicine tube, the injection piston is ejected from a disposable replaceable needle head, and then the injection medicine liquid is injected.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic view showing the internal structure of the automatic administration device.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The embodiment of the utility model discloses ox plant is with automatic device of dosing of baoding can effectively restrict the activity of livestock through baoding rail, and the automatic ware of dosing of while injects the drug, does not need artifical manual injection, so can avoid injection personnel to make the syringe shake, increase the painful sense accidental injury staff of milk cow when avoiding then injecting, convenient to use, simple structure, low in manufacturing cost, the enterprise uses is bred in the suitable scale of specially adapted.
Embodiment 1, the utility model discloses a baoding automatic drug delivery device for cattle farms, which comprises 3 baoding drug delivery mechanisms arranged at equal intervals in the embodiment, wherein each baoding drug delivery mechanism comprises a baoding fence 1, and an automatic drug delivery device 2 and a PLC (programmable logic controller) which are arranged on the baoding fence 1;
both sides of the retaining fence 1 are provided with side rails 11, the front end is provided with a head and neck fixing ring 13, the head and neck fixing ring 13 is fixed on the side rails 11 through a first hydraulic cylinder 12, the rear end is provided with an entrance, a U-shaped clamping piece 14 is installed on one side of the entrance, the other side is hinged with a blocking rod 15, one end of the blocking rod 15 is located in the U-shaped clamping piece 14, the other end of the blocking rod is hinged with the other side of the entrance through a rotating shaft, and the rotating shaft is in transmission connection with.
A feeding barrel 16 is arranged below the head and neck fixing ring 13, so that the cattle can be attracted to insert the head into the head and neck fixing ring 13.
The automatic medicine feeder 2 includes a medicine feeding box 21, an automatic injector 22, and a second hydraulic cylinder 23, the automatic injector 22 is mounted on a piston rod of the second hydraulic cylinder 23 and is located inside the medicine feeding box 21, and an automatic injector port is opened on the medicine box 21; the cylinder body of the second hydraulic cylinder 23 is fixedly arranged in the medicine feeding box 21, an ultraviolet sterilizing lamp tube 24 is arranged in the medicine feeding box 21, and the ultraviolet sterilizing lamp tube 24 is connected with a power supply and is electrically connected with the PLC;
the autoinjector 22 comprises a housing and a cartridge 221, an injection piston 222, an injection piston rod 223, a guide 224, a drive plate 225, a ball screw mechanism 226, a motor 227 and a disposable replaceable needle 228 located within the housing; the injection piston 222 is positioned in the medicine tube 221, one end of the injection piston rod 223 is fixedly connected with the injection piston 222, and the other end is fixedly connected with the driving plate 225; the driving plate 225 is slidably arranged on the guide device 224, and the driving plate 225 is fixedly connected with a nut of the ball screw mechanism 226; a screw rod of the ball screw mechanism 226 is in transmission connection with an output shaft of the motor 227, and the motor 227 is connected with a power supply and is electrically connected with the PLC; the end of the rodless cavity of the drug tube 221 is provided with a drug outlet 25 and a drug inlet 26, a disposable replaceable needle 228 is arranged on the drug outlet 25, and the drug inlet 26 is communicated with the drug bottle through the drug tube. The medicine bottle is positioned outside the medicine box 21 to prevent the ultraviolet light fire-extinguishing vaccine.
In order to further optimize the technical scheme, the medicine outlet 25 and the medicine inlet 26 are respectively provided with a one-way valve; the one-way valve of the outlet 25 allows fluid flow in the direction from the lumen of the cartridge 221 to the disposable replaceable needle 228; the one-way valve of the inlet port 26 allows fluid flow in the direction from the vial to the rodless cavity of the cartridge 221.
In order to further optimize the technical scheme, an RFID reader 3 is arranged above the automatic dosing device 2 and is used for collecting information of ear tags on the ears of cattle for identification; the RFID interpreter 3 is electrically connected with a computer, and the computer is electrically connected with the PLC.
In order to further optimize the technical scheme, the rod cavities and the rodless cavities of the first hydraulic cylinder 12 and the second hydraulic cylinder 23 are communicated with a hydraulic station through pipelines, and a control valve of the hydraulic station is electrically connected with a PLC (programmable logic controller); pressure release valves are arranged on pipelines of the rod cavity and the rodless cavity communicated with the hydraulic station, and oil outlets of the pressure release valves are communicated with an oil tank of the hydraulic station.
In order to further optimize the above technical solution, the other end of the screw is supported on a bearing, and the bearing is installed inside the housing through a bearing seat.
In order to further optimize the above technical solution, the guiding device 224 includes a guiding rod, two ends of the guiding rod are installed in the housing, and the driving plate 225 is provided with a sliding hole, and the guiding rod is located in the sliding hole.
In order to further optimize the above technical solution, the end of the rodless cavity of the drug tube 221 is provided with a stopper 4.
In order to further optimize the technical scheme, the head and neck fixing ring 13 is composed of two semicircular ring-shaped snap rings which are oppositely arranged, the two snap rings are respectively installed on the side edge of the side rail 11 through the first hydraulic cylinder 12, the cylinder body of the first hydraulic cylinder 12 is fixedly connected with the side edge of the side rail 11, and the piston rod of the first hydraulic cylinder 12 is fixedly connected with the snap rings.
In order to further optimize the technical scheme, the rotating shaft is in transmission connection with the stepping motor through a coupler, and the stepping motor is electrically connected with the PLC.
In order to further optimize the technical scheme, an active infrared intrusion detector is arranged on the opening of the feeding barrel 16, and can detect whether the ox head is in the feeding barrel 16 for feeding.
The working principle is as follows:
the entrance and exit of the baoding fence 1 are in a normally open state when not in operation, a cow can enter from the entrance and exit of the baoding fence 1, feed in the feeding barrel 16 is eaten, after the cow enters the baoding fence 1, the RFID reader 3 collects information of ear tags on cow ears for identification, the information of the cow is identified and then sent to the computer, the computer is compared with the database, after the information of the individual is found, whether the vaccine is inoculated or not is determined, if the vaccine is inoculated, no action is carried out, and the cow can freely enter and exit the baoding fence 1; if the information is compared and no inoculation is found, the computer modifies the data of the individual in the database and performs the inoculation registration.
The inoculation process comprises the following steps: because the feeding barrel 16 is arranged below the head and neck fixing ring 13, when the active infrared intrusion detector detects that the ox head is in the feeding barrel 16 for feeding, a signal is sent to the PLC, then the PLC controls the piston rod of the first hydraulic cylinder 12 to extend out, and the two opposite semicircular clamping rings form the complete circular head and neck fixing ring 13 for fixing the ox head;
simultaneously, PLC controller control step motor is rotatory 90, makes shelves pole 15 rotatory 90 around the rotation axis, makes its one end fall into U type fastener 14 in, and guarantor rail 1 restricts the body of ox, makes it not possess the activity space, and the ox can't retreat, and the head can't wrench movement at will after stretching into neck solid fixed ring 13, makes things convenient for the injection to dose, effectively restricts the activity of livestock, and the autoinjector 22 of being convenient for carries out corresponding operation to the ox.
Then, the PLC controller controls the hydraulic station to drive the second hydraulic cylinder 23, so that the automatic injector 22 connected to the piston rod of the second hydraulic cylinder 23 extends out of the automatic injector port of the dosing box 21, the automatic injector port is arranged corresponding to the head and neck fixing ring 13, after the automatic injector 22 extends out of the automatic injector port of the dosing box 21, the disposable replaceable needle 228 gradually penetrates into the neck of the cow, when the limiting block 4 positioned at the end part of the rodless cavity of the drug tube 221 is contacted with the cow body, the automatic injector 22 is prevented from moving, the oil pressure of the rodless cavity of the second hydraulic cylinder 23 is increased, when the pressure relief threshold value of the pressure relief valve is reached, the pressure relief is carried out, at the moment, the automatic injector 22 does not move any more, the position is kept unchanged, and the penetration.
Then, the PLC controller motor 227 rotates to push the liquid medicine out of the disposable replaceable needle 228 to be injected into the cattle body, and the push distance of the injection piston 222 can be set by controlling the rotation time of the motor 227 by the PLC controller as the rotation speed of the motor 227 is a fixed value;
after injection is completed, the PLC controls the first hydraulic cylinder 12 to return through the hydraulic station, the PLC controls the stepping motor to rotate reversely by 90 degrees, an inlet and an outlet of the holding fence 1 are opened, inoculated cows can exit, the disposable replaceable needle 228 can be replaced manually, the PLC controls the oil supply of the rod cavity of the second hydraulic cylinder 23, the piston rod drives the automatic injector 22 to retract into the medicine feeding box 21, the ultraviolet sterilizing lamp tube 24 is arranged in the medicine feeding box 21, and the automatic injector 22 can be sterilized. After a certain time, the ultraviolet germicidal lamp tube 24 is closed.
Then the PLC controller controls the motor 227 to rotate reversely, so that the injection piston 222 returns, and the medicine outlet 25 and the medicine inlet 26 are respectively provided with a one-way valve; the one-way valve of the outlet 25 allows fluid flow in the direction from the lumen of the cartridge 221 to the disposable replaceable needle 228; the one-way valve of the inlet port 26 allows fluid flow in the direction from the vial to the rodless cavity of the cartridge 221; so that during injection, the drug solution does not enter the vial, and during aspiration, no fluid enters the disposable replaceable tip 228, ready for the next inoculation.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. A fixed automatic dosing device for a cattle farm is characterized by comprising a plurality of fixed dosing mechanisms which are arranged at equal intervals, wherein each fixed dosing mechanism comprises a fixed fence, and an automatic dosing device and a PLC (programmable logic controller) which are arranged on the fixed fence;
the side rails are arranged on two sides of the retaining fence, the head and neck fixing ring is mounted at the front end of the retaining fence, the head and neck fixing ring is fixed on the side rails through a first hydraulic cylinder, an access is formed in the rear end of the retaining fence, a U-shaped clamping piece is mounted on one side of the access, a blocking rod is hinged to the other side of the access, one end of the blocking rod is located in the U-shaped clamping piece, the other end of the blocking rod is hinged to the other side of the access through a rotating shaft, and the rotating shaft is;
the automatic medicine feeder comprises a medicine feeding box, an automatic injector and a second hydraulic cylinder, the automatic injector is mounted on a piston rod of the second hydraulic cylinder and is positioned in the medicine feeding box, and an automatic injector opening is formed in the medicine feeding box; the cylinder body of the second hydraulic cylinder is fixedly arranged in the medicine feeding box, an ultraviolet sterilizing lamp tube is arranged in the medicine feeding box, and the ultraviolet sterilizing lamp tube is connected with a power supply and is electrically connected with the PLC;
the automatic injector comprises a shell, and a medicine tube, an injection piston rod, a guide device, a driving plate, a ball screw mechanism, a motor and a disposable replaceable needle head which are positioned in the shell; the injection piston is positioned in the medicine tube, one end of the injection piston rod is fixedly connected with the injection piston, and the other end of the injection piston rod is fixedly connected with the driving plate; the driving plate is arranged on the guide device in a sliding mode and is fixedly connected with a nut of the ball screw mechanism; the screw rod of the ball screw mechanism is in transmission connection with an output shaft of the motor, and the motor is connected with a power supply and is electrically connected with the PLC; the end part of the rodless cavity of the medicine tube is provided with a medicine outlet and a medicine inlet, the disposable replaceable needle head is arranged on the medicine outlet, and the medicine inlet is communicated with the medicine bottle through the medicine inlet tube.
2. The device of claim 1, wherein the drug outlet and the drug inlet are respectively provided with a one-way valve; the one-way valve of the medicine outlet allows the fluid to flow from the rodless cavity of the medicine tube to the disposable replaceable needle head; the one-way valve of the medicine inlet allows the fluid to flow from the medicine bottle to the rodless cavity of the medicine tube.
3. The device for automatically dosing the medicine to the cattle farm according to claim 1, wherein an RFID reader is arranged above the automatic dosing device and used for collecting information of ear tags on cattle ears for identification; the RFID interpreter is electrically connected with a computer, and the computer is electrically connected with the PLC.
4. The device of claim 2, wherein the rod chamber and the rodless chamber of the first hydraulic cylinder and the second hydraulic cylinder are both communicated with a hydraulic station through pipelines, and a control valve of the hydraulic station is electrically connected with the PLC; and pressure release valves are arranged on pipelines of the rod cavity and the rodless cavity communicated with the hydraulic station, and oil outlets of the pressure release valves are communicated with an oil tank of the hydraulic station.
5. A baoding automatic drug delivery device for cattle farms according to claim 4, wherein the other end of said screw is supported on a bearing, said bearing being mounted inside said housing by a bearing seat.
6. The device of claim 5, wherein the guiding means comprises a guiding rod, two ends of the guiding rod are mounted in the housing, the driving plate is provided with a sliding hole, and the guiding rod is located in the sliding hole.
7. The device of claim 6, wherein the end of the rodless cavity of the drug tube is provided with a limiting block.
8. The device of claim 1, wherein the head and neck fixation ring is formed by two semicircular ring-shaped clamp rings which are oppositely arranged, the two clamp rings are respectively installed on the side edge of the side rail through the first hydraulic cylinder, the cylinder body of the first hydraulic cylinder is fixedly connected with the side edge of the side rail, and the piston rod of the first hydraulic cylinder is fixedly connected with the clamp rings.
9. The device of claim 1, wherein the shaft is in transmission connection with the stepper motor through a coupling, and the stepper motor is electrically connected with the PLC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020367311.2U CN212816632U (en) | 2020-03-18 | 2020-03-18 | Automatic drug delivery device of baoding is used in ox plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020367311.2U CN212816632U (en) | 2020-03-18 | 2020-03-18 | Automatic drug delivery device of baoding is used in ox plant |
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| Publication Number | Publication Date |
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| CN212816632U true CN212816632U (en) | 2021-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020367311.2U Expired - Fee Related CN212816632U (en) | 2020-03-18 | 2020-03-18 | Automatic drug delivery device of baoding is used in ox plant |
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| CN (1) | CN212816632U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111227984A (en) * | 2020-03-18 | 2020-06-05 | 唐山市动物疫病预防控制中心（唐山市畜牧兽医研究所） | Automatic drug delivery device of baoding is used in ox plant |
| CN115530090A (en) * | 2022-08-20 | 2022-12-30 | 全椒县星期八家庭农场 | Intelligent poultry plant |
-
2020
- 2020-03-18 CN CN202020367311.2U patent/CN212816632U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111227984A (en) * | 2020-03-18 | 2020-06-05 | 唐山市动物疫病预防控制中心（唐山市畜牧兽医研究所） | Automatic drug delivery device of baoding is used in ox plant |
| CN115530090A (en) * | 2022-08-20 | 2022-12-30 | 全椒县星期八家庭农场 | Intelligent poultry plant |
| CN115530090B (en) * | 2022-08-20 | 2023-11-28 | 全椒县星期八家庭农场 | Intelligent poultry farm |
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Inventor after: Zhang Zijia Inventor after: Liu Zhiyong Inventor after: Li Ying Inventor after: Zhang Xiaoli Inventor after: Zhou Jianying Inventor after: Qi Biao Inventor after: Dai Guang Inventor before: Zhang Zijia Inventor before: Liu Zhiyong Inventor before: Li Ying Inventor before: Zhang Xiaoli Inventor before: Zhou Jianying Inventor before: Qi Biao Inventor before: Dai Guang |
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| CF01 | Termination of patent right due to non-payment of annual fee |