CN119999571A - An intelligent soilless cultivation substrate trough device - Google Patents
An intelligent soilless cultivation substrate trough device Download PDFInfo
- Publication number
- CN119999571A CN119999571A CN202510497857.7A CN202510497857A CN119999571A CN 119999571 A CN119999571 A CN 119999571A CN 202510497857 A CN202510497857 A CN 202510497857A CN 119999571 A CN119999571 A CN 119999571A
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- China
- Prior art keywords
- soilless culture
- section
- culture substrate
- substrate
- tank
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G31/00—Soilless cultivation, e.g. hydroponics
- A01G31/02—Special apparatus therefor
- A01G31/06—Hydroponic culture on racks or in stacked containers
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G31/00—Soilless cultivation, e.g. hydroponics
- A01G31/02—Special apparatus therefor
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
- G01C15/002—Active optical surveying means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
- Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Level Indicators Using A Float (AREA)
Abstract
The invention relates to the technical field of soilless culture substrate tanks, in particular to an intelligent soilless culture substrate tank device which comprises a plurality of single-section tank bodies arranged in a straight shape and supporting frames for supporting the single-section tank bodies, wherein two ends of each single-section tank body are not closed, the intelligent soilless culture substrate tank device further comprises an inclination detection device, the inclination detection device comprises a laser emitter arranged on a first single-section tank body and detectors which are arranged on other single-section tank bodies and are coaxial with the laser emitter, each detector comprises a shell, a light detection module and a warning module, a central through hole is formed in the shell, the light detection module is positioned on the side wall in the central through hole, when laser emitted by the laser emitter passes through the central through hole, the light detection module detects light, the warning module sends a warning signal, and the supporting frames are adjustable supporting frames for adjusting the level of the single-section tank bodies. The invention can rapidly detect the horizontal state of the substrate groove and help a user to rapidly identify the inclined substrate groove.
Description
Technical Field
The invention relates to the technical field of soilless culture substrate grooves, in particular to an intelligent soilless culture substrate groove device.
Background
Soilless culture mainly comprises water culture, aeroponic culture and matrix culture, wherein the matrix culture needs to use solid matrixes for fixing plant root systems, and the solid matrixes are placed in matrix grooves. At present, the substrate groove is mainly made of PVC materials, and a plurality of single substrate grooves are in butt joint arrangement in a straight shape to form a substrate groove. In use, the substrate tank was found to have the following problems:
1. Because the drip irrigation system is adopted in the substrate cultivation, the requirement on the levelness of the substrate groove is higher, after the substrate groove is used for a long time, the single substrate groove in the area is uneven due to the ground depression and the like, and water can be accumulated in the substrate groove to influence the plant growth. When dishing of the region occurs, it is not easily seen by eye.
2. When the crops are planted and the stubble is replaced, the matrixes in the matrix grooves need to be uniformly collected and then sterilized, so that time and labor are wasted.
3. The existing substrate grooves are of fixed size, and because the root systems of crops have different requirements on the depth and width of the substrate, when different crops are planted, the substrate grooves with different sizes need to be replaced, and the cost is high.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides an intelligent soilless culture substrate groove device which can rapidly detect the horizontal state of a substrate groove and help a user to rapidly identify an inclined single-section groove body, solves the problem that the substrate in the substrate groove needs to be taken out for disinfection and sterilization when crops are stubble replaced, and can randomly expand the size of the substrate groove according to the needs.
The technical scheme adopted for solving the technical problems is as follows:
The intelligent soilless culture substrate groove device comprises a plurality of single-section groove bodies which are arranged in a straight line shape, a supporting frame for supporting the single-section groove bodies, an inclination detection device and a control device, wherein two ends of each single-section groove body are not closed, and the inclination detection device comprises a laser emitter arranged on a first single-section groove body and a detector which is arranged on other single-section groove bodies and is coaxial with the laser emitter;
The detector comprises a shell, a light detection module and a warning module, wherein a central through hole is formed in the shell, the light detection module is positioned on the side wall in the central through hole, when laser emitted by the laser emitter passes through the central through hole, the light detection module detects brightness, and the warning module sends out a warning signal;
the support frame is an adjustable support frame and is used for adjusting the level of the single-section groove body.
Further, the warning module comprises warning lamps, the warning lamps on the last single-section groove body are explosion flash lamps, the warning lamps on other single-section groove bodies are LED lamps, when the light detection module detects light, the explosion flash lamps send out explosion flash signals, and the LED lamps send out normally-on signals.
Further, the laser emitter and the detector are respectively provided with a clamp which is used for clamping on the single-section groove body.
Further, the laser emitter and the detector are connected with the clip through an angle fine adjustment mechanism.
The angle fine adjustment mechanism comprises a hinge connection part and an abutting part, wherein the hinge connection part comprises an adjusting bolt I, a telescopic rod and a hinge part arranged at the front end of the telescopic rod, the adjusting bolt I is rotatably arranged on a clamp, the bottom of the adjusting bolt I is in threaded fit connection with the telescopic rod, a reset torsion spring is arranged on the hinge part, the abutting part comprises an adjusting bolt II in threaded fit connection with the clamp, and the upper surface of the laser emitter or detector is propped against the bottom of the adjusting bolt II under the action force of the reset torsion spring.
Further, the single-section groove body comprises a bottom plate and two L-shaped side plates which are symmetrically arranged on the bottom plate and can move left and right, and a locking part is arranged between the bottom plate and the L-shaped side plates.
Further, an extending plate capable of moving up and down is arranged on the vertical plate of each L-shaped side plate, and a locking part is arranged between the extending plate and the vertical plate.
Furthermore, a plurality of single-section groove bodies which are arranged in a straight line form a substrate groove, a layer of tinfoil paper is paved in the substrate groove, a fuel groove is arranged at the bottom of the substrate groove, and the single-section groove bodies are made of metal materials.
Further, the support frame comprises a cross arm at the top and two support legs below the cross arm, wherein a threaded lifting rod is arranged at the upper end of each support leg, the threaded lifting rod of one support leg is hinged with the cross arm, and the threaded lifting rod of the other support leg is in butt joint with the cross arm.
Further, a level gauge is disposed on the first single-section tank body at a position close to the laser transmitter.
The beneficial effects of the invention are as follows:
The device can quickly detect the horizontal state of the substrate groove, help a user to quickly identify and adjust the inclined single-section groove body, solve the problem that the substrates in the substrate groove are required to be taken out for disinfection and sterilization when crops are stubble-changed, and can randomly expand the size of the substrate groove according to the needs.
Specifically, the laser emitter and the detector are matched, whether the whole substrate groove is inclined or not can be rapidly identified by utilizing the explosion flash lamp and the LED lamp, and the inclined single-section groove body can be rapidly positioned. After the inclined single-section groove body is positioned, the single-section groove body is quickly leveled through the angle fine adjustment mechanism, so that the influence of accumulated water of the single-section groove body on plant growth is avoided.
A layer of tinfoil paper is paved in the substrate groove made of metal materials, and is matched with the fuel groove, so that the substrate does not need to be uniformly collected for disinfection and sterilization when the planted crops are stubble-changed, and the principle of fire steaming is adopted for fast disinfection and sterilization, so that a great amount of labor and time cost are saved. The design of L type curb plate and extension board is applicable to the root system of different crops and requires the degree of depth and the width of matrix, when planting different crops, can accomplish a groove general, does not need to change the matrix groove, greatly reduced the grower cost.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a schematic view of a single-section tank structure of the present invention;
FIG. 4 is a schematic diagram of the front view structure of the present invention;
FIG. 5 is a schematic side view of a detector of the present invention;
FIG. 6 is a schematic diagram of a detector in a three-dimensional configuration according to the present invention;
In the figure, 1, a single-section groove body, 101, a bottom plate, 1011, a limit groove, 102, an L-shaped side plate, 103, an extension plate, 104, a connector, 105, an iron wire, 2, a support frame, 201, a cross arm, 202, a support leg, 203, a threaded lifting rod I, 204, a threaded lifting rod II, 205, a universal ball joint, 3, a laser emitter, 301, a clamp I, 4, a detector, 401, a central through hole, 402, a battery box, 403, a clamp II, 4031, a fixed block, 404, a shell, 405, a warning lamp, 406, a photosensitive element, 501, an adjusting bolt I, 502, a telescopic rod, 503, a hinge part, 504, a hinge shaft, 505, an adjusting bolt II, 6, tinfoil, 7, a substrate, 8, a fuel groove, 9, a gradienter, 10 and a substrate groove.
Detailed Description
For a better understanding of the present invention, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 6, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The intelligent soilless culture substrate groove device comprises a plurality of single-section groove bodies which are arranged in a straight line, a supporting frame for supporting the single-section groove bodies and an inclination detection device, wherein two ends of the single-section groove bodies are not closed. The inclination detection device is used for detecting the inclination state of a substrate groove formed by a plurality of single-section groove bodies which are arranged in a straight line. For a single-section groove body, the embodiment can adopt the existing groove bodies with various types, such as an integrated structure made of PVC materials. Of course, it is preferable to adopt the structure of the single-joint tank 1 in the second embodiment as described below. For the support frame 2, a support frame with adjustable is designed for adjusting the level of the single-section groove body. Specifically, the supporting frame 2 includes a cross arm 201 at the top and two supporting legs 202 located below the cross arm 201, a threaded lifting rod is disposed at the upper end of each supporting leg 202, a threaded lifting rod I203 of one supporting leg 202 is hinged to the cross arm 201 (preferably connected by a universal ball joint 205), a threaded lifting rod II204 of the other supporting leg 202 is abutted to the cross arm 201 (preferably, the top of the threaded lifting rod II204 is spherical, and a chute 206 corresponding to the top of the threaded lifting rod II204 is disposed at the bottom of the cross arm 201). As shown in fig. 4, the structures of the threaded lifting rod I203 and the threaded lifting rod II204 are preferably such that threaded posts are provided at the bottoms of the threaded lifting rod I203 and the threaded lifting rod II204, and threaded holes for fitting the threaded posts are provided in the support legs 202.
The inclination detecting device will be described in detail below based on the single-stage tank body 1 in the second embodiment.
The inclination detection device comprises a laser emitter 3 arranged on the first single-section tank body 1 and a detector 4 which is arranged on the other single-section tank bodies 1 and is coaxial with the laser beam emitted by the laser emitter 3. The laser emitter 3 and the detector 4 may be arranged on one side of the substrate tank, preferably on both sides of the substrate tank 10, and one detector 4 is arranged on each of the four corners of each single-segment tank 1 (except for the first single-segment tank 1). In order to determine whether the first single-section tank body 1 is inclined, a level meter 9 is arranged on the first single-section tank body 1 at a position close to the laser transmitter 3, and the level meter 9 can be an electronic level meter or a universal bubble level meter.
The detector 4 comprises a shell 404, a light detection module and a warning module, wherein a through center through hole 401 is formed in the center of the shell 404, and the light detection module is positioned in the middle of the center through hole 401 and fixed on the side wall in the center through hole 401. In daytime, natural light does not enter the central through hole, and the inside of the central through hole is in a dark state. The light detection module comprises a photosensitive component 406, the photosensitive component 406 is connected with a microprocessor, and the microprocessor is in control connection with the warning module. For the warning module, the warning lamp 405 is preferably adopted, and the embodiment designs a structure that the warning lamp 405 on the last single-section groove body is a bursting flash lamp, the warning lamps 405 on other single-section groove bodies are LED lamps, when the light detection module detects light, the bursting flash lamp emits a bursting flash signal, and the LED lamps emit normally-on signals. Through the design of the explosion flash lamp, a user can clearly see whether the last single-section groove body receives a laser signal at one end of the substrate groove, and if not, the user can patrol and check the specific inclined sunken part. The warning module of the last single-section groove body can be further provided with a sound warning module. When the laser emitted by the laser emitter 3 passes through the central through hole 401, the photosensitive component 406 of the light detection module detects the light, and the microprocessor controls the warning module to emit a warning signal. The power supply of the inclination detection device adopts a battery, and a battery box 402 is arranged at the bottoms of the laser emitter 3 and the detector 4.
For convenient disassembly and maintenance and alternate use, the laser emitter 3 and the detector 4 are detachably arranged on the single-section tank body 1. Preferably, the laser transmitter 3 is provided with a clip I301 for clamping onto a single segment of the slot. The detector 4 is provided with a clip II403 for clamping onto a single-segment tank.
The laser emitter 3 and the detector 4 are connected with the clamp I301 and the clamp II403 respectively through an angle fine adjustment mechanism. The angle fine adjustment mechanism comprises a hinged connection part and an abutting part. The following describes an example of the angle fine adjustment mechanism on the detector 4 shown in fig. 5, and the hinge connection portion includes an adjustment bolt I501, a telescopic rod 502, and a hinge portion 503 provided at the front end of the telescopic rod 502. The adjusting bolt I501 is rotatably arranged on the clamp II403 (the rear end of the clamp II403 is provided with the fixed block 4031), the bottom of the adjusting bolt I501 is connected with the telescopic rod 502 in a threaded fit manner, and the telescopic rod 502 is a square rod and is arranged in the square sleeve. The top of adjusting bolt I501 is provided with the spacing ring, and adjusting bolt I501 can only rotate, can not reciprocate. The hinge portion is provided with a reset torsion spring, specifically, the hinge portion 503 includes a hinge shaft 504, the hinge shaft 504 is sleeved with the reset torsion spring, and the setting mode of the reset torsion spring is the same as that of the existing clip, which is not described herein. The abutting portion comprises an adjusting bolt II505 in threaded fit connection with the clamp II403, and the adjusting bolt II505 can move up and down along a threaded hole of the fixed block 4031. The upper surface of the detector 4 is propped against the bottom of the adjusting bolt II505 under the acting force of the reset torsion spring. The inclination angle of the detector 4 can be adjusted by screwing the adjusting bolt II505, and the up-down displacement of the detector 4 can be adjusted by operating the adjusting bolt I501 and the adjusting bolt II 505.
Second embodiment in order to make the single-section tank body of the present invention adjustable in width and depth for realizing one tank universal, the single-section tank body 1 includes a bottom plate 101 and two L-shaped side plates 102 which are movable left and right and symmetrically disposed on the bottom plate 101. A locking member is provided between the bottom plate 101 and the L-shaped side plate 102. An extension plate 103 capable of moving up and down is arranged on the vertical plate of each L-shaped side plate 102, and a locking component is arranged between the extension plate 103 and the vertical plate. The locking component can be a bolt, and a butterfly nut is matched with the bolt. The horizontal plate of the L-shaped side plate 102 and the extension plate 103 are provided with bar-shaped through holes for bolts to pass through, and the length of the bar-shaped through holes is the adjusting distance. The bottoms of the bolts may be fixed to the riser of the L-shaped side plate 102 and to the bottom plate 101. Of course, the bottom of the bolt may be fixed not as described above, but a through hole through which the bolt passes may be provided in the vertical plate of the L-shaped side plate 102 and the bottom plate 101. Because the front end of the first single-section groove body is opened, and the tail end of the last single-section groove body is opened, the opening needs to be plugged when the device is used. The specific plugging method can be that when tinfoil paper is paved, objects such as wood blocks are adopted for shielding, or through holes or connectors for connecting iron wires are respectively arranged at the front end of the first single-section groove body and the tail end of the last single-section groove body, and the open tinfoil paper is blocked by the iron wires. As shown in fig. 2, a barrier net consisting of a connector 104 welded on an L-shaped side plate 102 and an iron wire 105 is used. Further, in order to accurately limit the clip, a strip-shaped limit groove 1011 is formed in the bottom plate 101 of the single-section groove body, and contact portions of the clip I301 and the clip II403 with the upper surface of the bottom plate 101 are clamped in the limit groove 1011.
Third embodiment in the present invention, the substrate is not required to be taken out of the substrate tank 10 for sterilization and disinfection operation, and the present invention can be completed directly in the substrate tank. The concrete scheme is that the single-section groove body 1 is made of metal material, such as stainless steel material. A plurality of single-section groove bodies which are arranged in a straight line form a substrate groove 10, a layer of tinfoil paper 6 is paved in the substrate groove 10, and two sides above the tinfoil paper 6 extend out of the substrate groove 10 for a certain length, so that the substrate 7 can be wrapped when the tinfoil paper 6 at two sides is folded inwards. The bottom of the substrate groove is provided with a fuel groove 8, and the fuel groove 8 can be hung on the bottom plate 101 in a hanging mode or can be fixed on the supporting leg 202. When the substrate 7 needs to be disinfected, a certain amount of water (the substrate is wet and the water level of about 2-5 mm is stored at the bottom of the substrate) is placed in the substrate tank 10, then the tinfoil 6 on two sides is folded inwards to wrap the substrate 7, finally the liquid fuel is poured into the fuel tank 8 and then is ignited, the substrate tank 10 is heated, and the water in the substrate tank is boiled to become water vapor to steam the substrate for disinfection.
It should be noted that the above embodiments are merely for illustrating the technical solution of the present application and not for limiting the same, and although the present application has been described in detail with reference to the above embodiments, it should be understood by those skilled in the art that the technical solution described in the above embodiments may be modified or some or all of the technical features may be equivalently replaced, and these modifications or substitutions do not make the essence of the corresponding technical solution deviate from the scope of the technical solution of the embodiments of the present application.
Claims (10)
1. The intelligent soilless culture substrate groove device comprises a plurality of single-section groove bodies which are arranged in a straight line shape and a supporting frame for supporting the single-section groove bodies, wherein two ends of each single-section groove body are not closed;
The detector comprises a shell, a light detection module and a warning module, wherein a central through hole is formed in the shell, the light detection module is positioned on the side wall in the central through hole, when laser emitted by the laser emitter passes through the central through hole, the light detection module detects brightness, and the warning module sends out a warning signal;
the support frame is an adjustable support frame and is used for adjusting the level of the single-section groove body.
2. The intelligent soilless culture substrate trough device of claim 1, wherein the warning module comprises warning lamps, the warning lamp on the last single trough body is a burst lamp, the warning lamps on the other single trough bodies are LED lamps, and when the light detection module detects light, the burst lamp sends out a burst signal, and the LED lamps send out a normally-on signal.
3. The intelligent soilless culture substrate trough device of claim 1, wherein the laser emitter and the detector are provided with clamps for clamping on the single-section trough body.
4. An intelligent soilless culture substrate trough device according to claim 3, wherein the laser emitter and the detector are connected with the clip through an angle fine adjustment mechanism.
5. The intelligent soilless culture substrate trough device according to claim 4, wherein the angle fine adjustment mechanism comprises a hinged connection part and an abutting part, the hinged connection part comprises an adjusting bolt I, a telescopic rod and a hinged part arranged at the front end of the telescopic rod, the adjusting bolt I is rotatably arranged on a clamp, the bottom of the adjusting bolt I is in threaded fit connection with the telescopic rod, a reset torsion spring is arranged on the hinged part, the abutting part comprises an adjusting bolt II in threaded fit connection with the clamp, and the upper surface of the laser emitter or detector is propped against the bottom of the adjusting bolt II under the action force of the reset torsion spring.
6. The intelligent soilless culture substrate trough device of claim 1, wherein the single-section trough body comprises a bottom plate and two L-shaped side plates which are symmetrically arranged on the bottom plate and can move left and right, and a locking part is arranged between the bottom plate and the L-shaped side plates.
7. The intelligent soilless culture substrate trough device according to claim 6, wherein an extending plate capable of moving up and down is arranged on a vertical plate of each L-shaped side plate, and a locking part is arranged between the extending plate and the vertical plate.
8. The intelligent soilless culture substrate tank device of claim 6, wherein a plurality of single-section tank bodies arranged in a straight line form a substrate tank, a layer of tinfoil paper is paved in the substrate tank, a fuel tank is arranged at the bottom of the substrate tank, and the single-section tank bodies are made of metal.
9. The intelligent soilless culture substrate trough device of claim 6, wherein the supporting frame comprises a cross arm at the top and two supporting legs below the cross arm, a threaded lifting rod is arranged at the upper end of each supporting leg, the threaded lifting rod of one supporting leg is hinged with the cross arm, and the threaded lifting rod of the other supporting leg is abutted with the cross arm.
10. An intelligent soilless culture substrate trough device according to claim 6, wherein a level gauge is arranged on the first single-section trough body at a position close to the laser emitter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202510497857.7A CN119999571A (en) | 2025-04-21 | 2025-04-21 | An intelligent soilless cultivation substrate trough device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202510497857.7A CN119999571A (en) | 2025-04-21 | 2025-04-21 | An intelligent soilless cultivation substrate trough device |
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| CN119999571A true CN119999571A (en) | 2025-05-16 |
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| CN202510497857.7A Pending CN119999571A (en) | 2025-04-21 | 2025-04-21 | An intelligent soilless cultivation substrate trough device |
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| CN111183821A (en) * | 2020-01-17 | 2020-05-22 | 华维节水科技集团股份有限公司 | A multifunctional planting and cultivation equipment |
| RU200027U1 (en) * | 2020-02-14 | 2020-10-01 | Акционерное общество «Информационные спутниковые системы» имени академика М.Ф. Решетнёва" | Guiding unit level control device |
| CN212393436U (en) * | 2020-04-24 | 2021-01-26 | 贵州工程应用技术学院 | Portable field inoculation device |
| CN111877687A (en) * | 2020-08-12 | 2020-11-03 | 安徽山水空间装饰有限责任公司 | Assembled built on stilts levelling device |
| CN214015155U (en) * | 2020-09-22 | 2021-08-24 | 湖州大旗园艺有限公司 | Green maintenance basin of planting of adjustable size |
| CN216243356U (en) * | 2021-09-16 | 2022-04-08 | 河南省豫石地质勘查技术有限公司 | Support for surveying instrument capable of improving surveying and mapping precision |
| CN217764884U (en) * | 2022-05-12 | 2022-11-08 | 盛纬伦(深圳)通信技术有限公司 | Antenna coaxiality detection device |
| CN220799356U (en) * | 2023-05-31 | 2024-04-19 | 杨凌创优匠生物科技有限公司 | Morchella cultivation nutrient soil sterilization system |
| CN221984713U (en) * | 2024-03-18 | 2024-11-12 | 筑为未来集团有限公司 | Concrete surface grinding device |
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