CN215935910U - Automatic water supply device for cattle shed - Google Patents
Automatic water supply device for cattle shed Download PDFInfo
- Publication number
- CN215935910U CN215935910U CN202121795338.2U CN202121795338U CN215935910U CN 215935910 U CN215935910 U CN 215935910U CN 202121795338 U CN202121795338 U CN 202121795338U CN 215935910 U CN215935910 U CN 215935910U
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- China
- Prior art keywords
- water tank
- gear
- block
- fixing block
- water supply
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- Expired - Fee Related
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 120
- 241000283690 Bos taurus Species 0.000 title claims abstract description 24
- 238000001914 filtration Methods 0.000 claims abstract description 16
- 238000003860 storage Methods 0.000 claims description 17
- 230000007246 mechanism Effects 0.000 claims description 11
- 239000007921 spray Substances 0.000 claims description 9
- 241000220317 Rosa Species 0.000 description 7
- 239000012535 impurity Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000009395 breeding Methods 0.000 description 2
- 230000001488 breeding effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 241001124537 Bovinae Species 0.000 description 1
- 241000124008 Mammalia Species 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 238000012271 agricultural production Methods 0.000 description 1
- 235000015278 beef Nutrition 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Housing For Livestock And Birds (AREA)
Abstract
The utility model discloses an automatic water supply device for a cattle shed, which comprises a water tank, a connecting block and a water tank, wherein a hose is arranged on one side of the water tank, a guide pipe is arranged on one side of a filtering structure, and a servo motor is arranged on one side of the connecting block. According to the utility model, the servo motor is arranged on one side of the connecting block, the servo motor can drive the connecting rod to rotate when working, the connecting rod can drive the first gear on one side to rotate when rotating, the first gear can drive the second gear which is meshed with the first gear to rotate, the threaded rod on the top end of the threaded rod can be driven to rotate when rotating the second gear, and the threaded rod and the moving block form threaded connection, so that the threaded rod can drive the moving block to lift, the moving block can drive the water tank on the top end of the moving block to lift, and the water tank can adapt to different conditions by adjusting the height of the water tank, thereby achieving the purpose of conveniently adjusting the height of the water tank of the automatic water supply device for the cattle shed.
Description
Technical Field
The utility model relates to the technical field of cattle raising sheds, in particular to an automatic water supply device for a cattle raising shed.
Background
The ox belongs to the cattle clan, a clan under the subfamily bovinae, a mammal, the size is stout, the ox can help the human being to carry out agricultural production, can produce milk simultaneously, and beef can be eaten, be a common edible meat, therefore the ox is a common domestic animal, need put up the cowshed of raising cattle when breeding the ox and carry out the captive breeding to the ox, often need a cowshed automatic water supply equipment to come to feed water to the ox inside the cowshed of raising cattle, but traditional cowshed automatic water supply equipment still has some inadequacies.
For this reason, disclose a cowshed automatic water supply equipment in the patent specification that the publication is CN110754387A, relate to livestock-raising technical field, including the water supply ditch, the top threaded connection who supplies the water supply ditch has the joint station, the outside of joint station is the correspondence and has arranged the control cabinet and run through into the inside response mechanism of water supply ditch, the one side fixedly connected with intake cylinder of water supply ditch, the opposite side of intake cylinder has the water pipe through flange swing joint, the outside fixedly connected with drive mechanism of intake cylinder, drive mechanism's output fixedly connected with runs through into the inside commentaries on classics board of intake cylinder, response mechanism includes that fixed connection runs through into the inserted bar of water supply ditch inside on the joint station and one end, the inside sliding connection of running through end of inserted bar has the slide bar. This automatic water supply equipment of cowshed has solved current cowshed and has generally will staff all to carry the bucket many times every day and carry out the moisturizing, and its process is more loaded down with trivial details, and the water supply process has consumed staff plenty of time, can influence its work efficiency's problem.
The prior art described above has the following drawbacks: the automatic water supply device of the cattle shed in the technology is difficult to adjust the height of the water tank, and the water tank needs to be adjusted to different heights to adapt to different conditions when feeding different cattle.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model aims to provide an automatic water supply device for a cattle shed, which is used for solving the defect that the height of a water tank is difficult to adjust in the conventional automatic water supply device for the cattle shed.
(II) contents of utility model
In order to solve the technical problems, the utility model provides the following technical scheme: an automatic water supply device for a cattle shed comprises a water tank, a connecting block and a water tank, wherein a hose is installed on one side of the water tank, a filtering structure is installed on one side of the hose, a guide pipe is installed on one side of the filtering structure, a water pump is installed on one side of the guide pipe, a spray head is installed on one side of the water pump, a valve is installed at the top end of the spray head, and the water tank is installed on one side of the water pump;
a water level sensor is installed on one side inside the water tank, and a connecting block is installed at the bottom end of the water tank;
the lifting mechanism is arranged inside the connecting block and comprises a servo motor, a connecting rod, a first gear, a second gear, a moving block and a threaded rod, and the servo motor is arranged on one side of the connecting block.
Preferably, a connecting rod is installed on one side of the servo motor, a first gear is installed on one side of the connecting rod, a second gear is installed on the top end of the first gear, a threaded rod is installed on the top end of the second gear, and a moving block is movably connected to the outer side of the threaded rod.
Preferably, the outer side wall of the threaded rod is uniformly provided with external threads, the inner side wall of the moving block is uniformly provided with internal threads matched with the external threads, and the threaded rod is in threaded connection with the moving block.
Preferably, energy-conserving structure is installed on the top of water tank, energy-conserving structure includes solar cell panel, support frame, battery and shell, the top at the water tank is installed to the support frame, solar cell panel is installed on the top of support frame, and solar cell panel's output is electric connection through the input of photovoltaic controller and battery, one side at the water tank is installed to the shell.
Preferably, the storage batteries are arranged in the shell and are arranged in the shell at equal intervals.
Preferably, filtration includes first filter screen, second filter screen, first fixed block, second fixed block and rose box, one side at the pipe is installed to the rose box, the internally mounted of rose box has first fixed block, and the inboard of first fixed block installs the second fixed block, first filter screen is installed to the inside one side of second fixed block, the second filter screen is installed to the inside one side of second fixed block.
Preferably, the inner side of the first fixing block is provided with a clamping groove, the outer side of the second fixing block is provided with a clamping block, and the first fixing block and the second fixing block form a clamping structure.
(III) advantageous effects
The utility model provides an automatic water supply device for a cattle shed, which has the advantages that: the servo motor is arranged on one side of the connecting block, the servo motor can drive the connecting rod to rotate when working, the connecting rod can drive the first gear on one side of the connecting rod to rotate when rotating, the first gear can drive the second gear which is meshed with the first gear to rotate, the threaded rod on the top end of the threaded rod can be driven to rotate when the second gear rotates, and the threaded rod and the moving block form threaded connection, so that the moving block can be driven to lift by the rotation of the threaded rod, the water tank on the top end of the moving block can be driven to lift by the movement of the moving block, and the water tank can adapt to different conditions by adjusting the height of the water tank, thereby achieving the purpose that the automatic water supply device of the cattle shed is convenient for adjusting the height of the water tank;
the solar cell panel is mounted at the top end of the supporting frame, the solar cell panel and the supporting frame form a clamping structure, the clamping structure is convenient to detach and replace, the solar cell panel can absorb solar energy in the daytime, the solar energy can be converted into electric energy through the photovoltaic controller, then the electric energy can be stored in the storage battery through the conducting wire, and when the device works, the storage battery can provide partial electric power for the device, so that the purpose that the automatic water supply device for the cattle shed is convenient to save energy is achieved;
through the internally mounted at the rose box there is first fixed block, the device during operation, the rose box can be flowed through to water, when rivers flow through the rose box, can pass through inside first filter screen and the second filter screen of rose box, first filter screen and second let the filter screen can filter water, first filter screen and second filter screen can filter the inside solid particle of water, prevent to have impurity to get into the inside of basin to this reaches the automatic water supply equipment of cowshed and is convenient for carry out filterable purpose to water.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic top cross-sectional view of the present invention;
FIG. 3 is an enlarged partial cross-sectional view taken at A in FIG. 1 according to the present invention;
FIG. 4 is a schematic three-dimensional partial structure of the present invention;
fig. 5 is a schematic front view of a partial cross-sectional structure of the lifting mechanism of the present invention.
The reference numerals in the figures illustrate: 1. a water tank; 2. a water level sensor; 3. connecting blocks; 4. a lifting mechanism; 401. a servo motor; 402. a connecting rod; 403. a first gear; 404. a second gear; 405. a moving block; 406. a threaded rod; 5. a spray head; 6. a water pump; 7. a conduit; 8. a hose; 9. a water tank; 10. An energy-saving structure; 1001. a solar panel; 1002. a support frame; 1003. a storage battery; 1004. a housing; 11. a filter structure; 1101. a first filter screen; 1102. a second filter screen; 1103. a first fixed block; 1104. a second fixed block; 1105. a filter box; 12. and (4) a valve. .
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without any inventive step, are within the scope of the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-5, an embodiment of the present invention is shown: an automatic water supply device for a cattle shed comprises a water tank 1, a connecting block 3 and a water tank 9, wherein a hose 8 is installed on one side of the water tank 9, an energy-saving structure 10 is installed at the top end of the water tank 9, the energy-saving structure 10 comprises a solar cell panel 1001, a supporting frame 1002, a storage battery 1003 and a shell 1004, the supporting frame 1002 is installed at the top end of the water tank 9, the solar cell panel 1001 is installed at the top end of the supporting frame 1002, a clamping block is arranged at the bottom end of the solar cell panel 1001, the clamping block is arranged at the top end of the supporting frame 1002, the solar cell panel 1001 and the supporting frame 1002 form a clamping structure, the output end of the solar cell panel 1001 is electrically connected with the input end of the storage battery 1003 through a photovoltaic controller, the shell 1004 is installed on one side of the water tank 9, the storage batteries 1003 are installed in the shell 1004, and the storage batteries 1003 are arranged in the shell 1004 at equal intervals;
specifically, when the structure is used, firstly, the solar cell panel 1001 and the support frame 1002 form a clamping structure, the clamping structure is convenient to detach and replace, in the daytime, the solar cell panel 1001 can absorb solar energy, the solar energy can be converted into electric energy through a photovoltaic controller, then the electric energy can be stored in the storage battery 1003 through a wire, when the device works, the storage battery 1003 can provide partial electric power for the device, and when a power supply system of the device fails to detach, the storage battery 1003 can also provide emergency power for the device;
a filtering structure 11 is installed on one side of the hose 8, the filtering structure 11 comprises a first filter screen 1101, a second filter screen 1102, a first fixing block 1103, a second fixing block 1104 and a filtering tank 1105, the filtering tank 1105 is installed on one side of the duct 7, the first fixing block 1103 is installed inside the filtering tank 1105, a clamping groove is formed in the inner side of the first fixing block 1103, a clamping block is formed in the outer side of the second fixing block 1104, and the first fixing block 1103 and the second fixing block 1104 form a clamping structure;
a second fixed block 1104 is arranged on the inner side of the first fixed block 1103, a first filter screen 1101 is arranged on one side inside the second fixed block 1104, and a second filter screen 1102 is arranged on one side inside the second fixed block 1104;
specifically, when the structure is used, firstly, when the device works, water flows through the filter tank 1105, when the water flows through the filter tank 1105, the water passes through the first filter screen 1101 and the second filter screen 1102 in the filter tank 1105, the first filter screen 1101 and the second filter screen filter the water, the first filter screen 1101 and the second filter screen 1102 can filter solid particles in the water to prevent impurities from entering the inside of the sink 1, the first filter screen 1101 and the second filter screen 1102 are connected with the filter tank 1105 through the first fixing block 1103 and the second fixing block 1104, and the first fixing block 1103 and the second fixing block 1104 form a clamping structure which is convenient to detach;
a guide pipe 7 is installed on one side of the filtering structure 11, a water pump 6 is installed on one side of the guide pipe 7, the type of the water pump 6 can be BYQDL1-20, a spray head 5 is installed on one side of the water pump 6, a valve 12 is installed at the top end of the spray head 5, and a water tank 1 is installed on one side of the water pump 6;
a water level sensor 2 is installed on one side inside the water tank 1, the type of the water level sensor 2 can be WMB-FS, and a connecting block 3 is installed at the bottom end of the water tank 1;
a lifting mechanism 4 is installed inside the connecting block 3, the lifting mechanism 4 comprises a servo motor 401, a connecting rod 402, a first gear 403, a second gear 404, a moving block 405 and a threaded rod 406, the servo motor 401 is installed on one side of the connecting block 3, the type of the servo motor 401 can be EDSMT-2T, the connecting rod 402 is installed on one side of the servo motor 401, the first gear 403 is installed on one side of the connecting rod 402, the first gear 403 and the second gear 404 are meshed with each other, the second gear 404 is installed at the top end of the first gear 403, the threaded rod 406 is installed at the top end of the second gear 404, external threads are uniformly arranged on the outer side wall of the threaded rod 406, internal threads matched with the external threads are uniformly arranged on the inner side wall of the moving block 405, the threaded rod 406 is in threaded connection with the moving block 405, and the moving block 405 is movably connected to the outer side of the threaded rod 406;
specifically, when the structure is used, firstly, the servo motor 401 works to drive the connecting rod 402 to rotate, the connecting rod 402 rotates to drive the first gear 403 on one side of the connecting rod to rotate, the first gear 403 rotates to drive the second gear 404 meshed with the first gear to rotate, the second gear 404 rotates to drive the threaded rod 406 on the top of the second gear to rotate, the threaded rod 406 and the moving block 405 form threaded connection, therefore, the threaded rod 406 rotates to drive the moving block 405 to lift, the moving block 405 and the connecting block 3 form a sliding structure, the pulley and the sliding groove can guide the moving block 405, the moving block 405 moves to drive the water tank 1 on the top of the moving block to lift, and the height of the water tank 1 can be adjusted to adapt to different conditions.
The working principle is as follows: when the device is used, firstly, when the device is manufactured, the external power supply is connected, the storage battery 1003 can provide partial electric power for the device, water can be filled in the water tank 9, the water pump 6 can pump out the water in the water tank 9 through the hose 8 when working, then the water is sprayed out through the filter tank 1105 and the guide pipe 7 and the spray head 5, the valve 12 can control the switch of the spray head 5, the water level sensor 2 can sense the height of the water level, when the water level sensor 2 senses that the water level is lower, the information can be sent out to control the water pump 6 to work out, the bottom end of the connecting block 3 can be buried underground, the servo motor 401 can drive the connecting rod 402 to rotate when working, the connecting rod 402 can drive the first gear 403 on one side to rotate, the first gear can drive the second gear 404 which is meshed with the first gear to rotate, the second gear 404 can drive the threaded rod 403 on the top end to rotate, the threaded rod 406 and the moving block 405 form threaded connection, so that the threaded rod 406 rotates to drive the moving block 405 to lift, the moving block 405 and the connecting block 3 form a sliding structure, the pulley and the sliding groove can guide the moving block 405, the moving block 405 moves to drive the water tank 1 at the top end of the moving block to lift, and the water tank 1 can adapt to different conditions by adjusting the height of the water tank 1;
secondly, the solar cell panel 1001 and the support frame 1002 form a clamping structure, the clamping structure is convenient to detach and replace, in the daytime, the solar cell panel 1001 can absorb solar energy, the solar energy can be converted into electric energy through a photovoltaic controller, then the electric energy can be stored in the storage battery 1003 through a wire, when the device works, the storage battery 1003 can provide partial electric power for the device, and when a power supply system of the device fails to detach, the storage battery 1003 can also provide emergency power for the device;
finally, the during operation of the device, water can flow through filter box 1105, when water flows through filter box 1105, can pass through inside first filter screen 1101 and the inside second filter screen 1102 of filter box 1105, first filter screen 1101 and second let the filter screen can filter water, the inside solid particle of water can be filtered to first filter screen 1101 and second filter screen 1102, prevent that there is impurity from getting into the inside of basin 1, first filter screen 1101 and second filter screen 1102 pass through first fixed block 1103, second fixed block 1104 is connected with filter box 1105, first fixed block 1103 and second fixed block 1104 constitute the block structure, block structure convenient to detach.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (7)
1. The utility model provides a cowshed automatic water supply equipment, includes basin (1), connecting block (3) and water tank (9), its characterized in that: a hose (8) is installed on one side of the water tank (9), a filtering structure (11) is installed on one side of the hose (8), a guide pipe (7) is installed on one side of the filtering structure (11), a water pump (6) is installed on one side of the guide pipe (7), a spray head (5) is installed on one side of the water pump (6), a valve (12) is installed at the top end of the spray head (5), and a water tank (1) is installed on one side of the water pump (6);
a water level sensor (2) is installed on one side inside the water tank (1), and a connecting block (3) is installed at the bottom end of the water tank (1);
the lifting mechanism (4) is installed inside the connecting block (3), the lifting mechanism (4) comprises a servo motor (401), a connecting rod (402), a first gear (403), a second gear (404), a moving block (405) and a threaded rod (406), and the servo motor (401) is installed on one side of the connecting block (3).
2. The automatic water supply device for the cattle shed according to claim 1, characterized in that: a connecting rod (402) is installed on one side of the servo motor (401), a first gear (403) is installed on one side of the connecting rod (402), a second gear (404) is installed on the top end of the first gear (403), a threaded rod (406) is installed on the top end of the second gear (404), and a moving block (405) is movably connected to the outer side of the threaded rod (406).
3. The automatic water supply device for the cattle shed according to claim 2, characterized in that: the outer side wall of the threaded rod (406) is uniformly provided with external threads, the inner side wall of the moving block (405) is uniformly provided with internal threads matched with the external threads, and the threaded rod (406) is in threaded connection with the moving block (405).
4. The automatic water supply device for the cattle shed according to claim 1, characterized in that: energy-conserving structure (10) are installed on the top of water tank (9), energy-conserving structure (10) include solar cell panel (1001), support frame (1002), battery (1003) and shell (1004), the top at water tank (9) is installed in support frame (1002), solar cell panel (1001) are installed on the top of support frame (1002), and the output of solar cell panel (1001) is electric connection through the input of photovoltaic controller and battery (1003), one side at water tank (9) is installed in shell (1004).
5. The automatic water supply device for the cattle shed according to claim 4, characterized in that: the storage batteries (1003) are mounted inside the shell (1004), and the storage batteries (1003) are arranged inside the shell (1004) at equal intervals.
6. The automatic water supply device for the cattle shed according to claim 1, characterized in that: the filtering structure (11) comprises a first filter screen (1101), a second filter screen (1102), a first fixing block (1103), a second fixing block (1104) and a filtering box (1105), wherein the filtering box (1105) is installed on one side of the duct (7), the first fixing block (1103) is installed inside the filtering box (1105), the second fixing block (1104) is installed on the inner side of the first fixing block (1103), the first filter screen (1101) is installed on one side inside the second fixing block (1104), and the second filter screen (1102) is installed on one side inside the second fixing block (1104).
7. The automatic water supply device for the cattle shed according to claim 6, characterized in that: the clamping groove is formed in the inner side of the first fixing block (1103), the clamping block is arranged on the outer side of the second fixing block (1104), and the first fixing block (1103) and the second fixing block (1104) form a clamping structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121795338.2U CN215935910U (en) | 2021-08-03 | 2021-08-03 | Automatic water supply device for cattle shed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121795338.2U CN215935910U (en) | 2021-08-03 | 2021-08-03 | Automatic water supply device for cattle shed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215935910U true CN215935910U (en) | 2022-03-04 |
Family
ID=80434820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121795338.2U Expired - Fee Related CN215935910U (en) | 2021-08-03 | 2021-08-03 | Automatic water supply device for cattle shed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215935910U (en) |
-
2021
- 2021-08-03 CN CN202121795338.2U patent/CN215935910U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20220304 |