CN111357460A - Flow change alarm system for agricultural fertilizer applicator - Google Patents
Flow change alarm system for agricultural fertilizer applicator Download PDFInfo
- Publication number
- CN111357460A CN111357460A CN202010323461.8A CN202010323461A CN111357460A CN 111357460 A CN111357460 A CN 111357460A CN 202010323461 A CN202010323461 A CN 202010323461A CN 111357460 A CN111357460 A CN 111357460A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- liquid storage
- storage tank
- liquid
- flow change
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C23/00—Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
- A01C23/007—Metering or regulating systems
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Fertilizing (AREA)
Abstract
The invention discloses a flow change alarm system for an agricultural fertilizer applicator, and relates to the technical field of relevant equipment of the agricultural fertilizer applicator. The infrared distance measuring device comprises a liquid storage tank, a tank cover, a base, a fixed rod, a floating plate and a controller, wherein the tank cover is in threaded connection with the upper portion of the liquid storage tank, a reflector is fixedly connected with the lower portion of the tank cover, the base is fixedly connected with the lower portion of the liquid storage tank, the fixed rod is fixedly connected in an inner cavity of the liquid storage tank, the floating plate is connected with the fixed rod in a sliding mode, the floating block is fixedly connected with the lower portion of the floating plate, an infrared distance measuring instrument is fixedly connected to the position, corresponding to the reflector, of the upper surface of the floating plate, the output end and the input end of the infrared distance measuring. According to the invention, the liquid level descending condition of the liquid fertilizer in the liquid storage tank is measured in time through the infrared distance meter, so that the flow change of the liquid fertilizer is calculated, a user is reminded in time, and the waste of the liquid fertilizer due to leakage is effectively avoided.
Description
Technical Field
The invention belongs to the technical field of relevant equipment of agricultural fertilizer applicators, and particularly relates to a flow change alarm system for an agricultural fertilizer applicator.
Background
In the agricultural production in-process of china, need sow, fertilize, irrigate and reap the production processes such as in the farmland, the one step that is indispensable in the production is exactly fertilizeed crops, and the fertilizer distributor can be used usually in the fertilization, but the fertilizer distributor on the market at present in the use, the flow condition of the inside fertilizer solution of monitoring storage fertilizer solution jar that can not be timely, discovery fertilizer solution that can not be timely leaks, leads to the fertilizer solution extravagant easily, is not convenient for use.
Disclosure of Invention
The invention aims to provide a flow change alarm system for an agricultural fertilizer applicator, which can measure the liquid level descending condition of liquid fertilizer in a liquid storage tank in time through an infrared distance meter so as to calculate the flow change of the liquid fertilizer, and solve the problems that the flow condition of the liquid fertilizer in the liquid fertilizer storage tank cannot be monitored in time in the use process, the leakage of the liquid fertilizer cannot be found in time, the liquid fertilizer is easy to waste, and the liquid fertilizer is inconvenient to use.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a flow change alarm system for an agricultural fertilizer applicator, which comprises a liquid storage tank, a tank cover, a base, a fixed rod, a floating plate and a controller, wherein the upper part of the liquid storage tank is in threaded connection with the tank cover, the lower part of the tank cover is fixedly connected with a reflector, the lower part of the liquid storage tank is fixedly connected with the base, the fixed rod is fixedly connected in an inner cavity of the liquid storage tank, the floating plate is connected on the fixed rod in a sliding manner, the lower part of the floating plate is fixedly connected with a floating block, the position of the upper surface of the floating plate, which corresponds to the reflector, is fixedly connected with an infrared distance meter, the output end and the input end of the infrared distance meter are electrically connected with the input end and the.
Further, jar mouthful position department integral type shaping on liquid storage pot upper portion is provided with threaded connection jar mouth, and threaded connection jar mouth and cover threaded connection, the lower part fixedly connected with drain pipe of liquid storage pot, it has the solenoid valve to establish ties on the drain pipe, and the output of solenoid valve, input end and the input of controller, output end electric connection.
Furthermore, the upper surface of the tank cover is fixedly connected with a handle, the handles are symmetrically distributed about the central axis of the tank cover, and the reflector is fixedly connected to the lower part of the tank cover through a clamping seat.
Further, the lower part of base is provided with the fashioned fixed baseplate of integral type, and is the annular array on the fixed baseplate and seted up the bolt hole, the upper portion integral type shaping of base is provided with the grafting ring, and the lower part clearance fit of grafting ring and liquid storage pot to fixedly connected with rubber circle on the inner wall of grafting ring, correspond drain pipe position department on the base and seted up the pipeline and wear the mouth, and pipeline wears mouth and drain pipe clearance fit.
Further, the lower surface of kickboard and the upper surface bonding of kicking block are connected, the periphery of kickboard is the annular array and has seted up the joint spout, and joint spout and dead lever clearance fit set up, the connecting seat on kickboard upper portion passes through the supplementary lantern ring and the infrared distance meter fixed connection of integral type setting.
Furthermore, the lower end of the fixed rod is fixedly connected to the inner wall of the lower portion of the liquid storage tank through the fixed seat, the lower end of the fixed rod is inserted into the insertion hole formed in the fixed seat, and the upper end of the fixed rod is fixedly connected with the plug.
Furthermore, the lower part of the plug is integrally provided with a plug connector, the plug connector is connected to a jack at the upper end of the fixed rod in an inserting mode through the plug connector, and the outer wall of the fixed rod is provided with scale marks.
Further, the controller is fixedly connected to the outer wall of the liquid storage tank, and the alarm is fixedly connected to the outer wall of the liquid storage tank above the controller.
The invention has the following beneficial effects:
when the invention is used, fertilizer liquid is directly poured into the interior of a liquid storage tank, then a clamping chute on a floating plate is clamped on a fixed rod, then a tank cover is covered, an infrared distance meter operates in the process of discharging the fertilizer liquid out, further the distance between the infrared distance meter and a transmitter is measured, a signal is transmitted to a controller, the product of the unit time falling height of the liquid level and the cross section area of the liquid storage tank is the flow velocity of the fertilizer liquid, after the deviation between the measured flow velocity and the set value in the controller, the controller controls an alarm to operate and send an alarm, further the user is reminded to check in time, the integral structure is simple, the timely calculation of the flow change of the fertilizer liquid is convenient, the user can be reminded in time after the flow change is abnormal, the timely treatment is convenient, the fertilizer liquid leakage is effectively avoided, the problem that the flow condition of the fertilizer liquid in the liquid storage tank can not be monitored in time in the use process is solved, the leakage of the fertilizer liquid cannot be found in time, so that the fertilizer liquid is easy to waste and inconvenient to use.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a floating plate according to the present invention;
FIG. 3 is a schematic structural view of a fixing rod according to the present invention;
FIG. 4 is a schematic structural view of a base in the present invention;
FIG. 5 is a schematic diagram of the operation of the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1. a liquid storage tank; 101. the tank opening is connected by screw thread; 102. a liquid outlet pipe; 103. an electromagnetic valve; 2. a can lid; 201. a handle; 3. a base; 301. the pipeline is penetrated; 302. fixing the substrate; 303. bolt holes; 304. a plug-in ring; 305. a rubber ring; 4. fixing the rod; 401. a fixed seat; 402. a plug; 403. inserting holes; 404. scale lines; 405. a plug-in connector; 406. a jack; 5. a floating plate; 501. floating blocks; 502. clamping the sliding chute; 503. a connecting seat; 504. an auxiliary collar; 6. a controller; 601. an infrared range finder; 602. a reflector; 603. an alarm.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the invention is a flow change alarm system for an agricultural fertilizer applicator, comprising a liquid storage tank 1, a tank cover 2, a base 3, a fixing rod 4, a floating plate 5 and a controller 6, wherein the upper part of the liquid storage tank 1 is in threaded connection with the tank cover 2, the tank cover 2 is arranged to be convenient for blocking the liquid storage tank 1 and further blocking the liquid storage tank 1 to prevent external impurities from entering the liquid storage tank 1, the lower part of the tank cover 2 is fixedly connected with a reflector 602, the reflector 602 is made of a reflective plate material, the reflector 602 is arranged to reflect a signal sent by an infrared distance meter 601 and further reflect the signal to the infrared distance meter 601 to ensure the stable operation of the infrared distance meter 601, the lower part of the liquid storage tank 1 is fixedly connected with the base 3, the base 3 is arranged to be convenient for stably connecting and fixing the liquid storage tank 1 on the fertilizer applicator to ensure the stable use, the fixing rod 4 is fixedly connected in the inner cavity of the liquid storage tank 1, the floating plate 5 is connected on the fixing rod 4 in a sliding manner, the fixing rod 4 is conveniently utilized to stably arrange the floating plate 5 in the inner cavity of the liquid storage tank 1, and the floating plate 5 can stably float on the liquid level of the liquid fertilizer stored in the liquid storage tank 1, the floating block 501 is fixedly connected to the lower portion of the floating plate 5, the floating block 501 is arranged to provide buoyancy for the floating plate 5 to float on the liquid level, the infrared distance meter 601 is fixedly connected to the position, corresponding to the reflector 602, of the upper surface of the floating plate 5, signals can be conveniently sent out through the infrared distance meter 601, the distance between the infrared distance meter 601 and the reflector can be further measured, the height of the liquid level can be calculated through the distance, the liquid storage amount in the liquid storage tank 1 can be calculated through the height of the liquid level, the liquid storage speed of liquid can be, The input end is electrically connected with the input end and the output end of the controller 6, the output end of the controller 6 is electrically connected with the input end of the alarm 603, the information sent by the infrared distance meter 601 is conveniently received and processed by the controller 6, the operation of the alarm 603 is controlled by the processed information, the user is reminded by the alarm 603 after the liquid output quantity is abnormal, fertilizer liquid is directly poured into the liquid storage tank 1 when the fertilizer liquid is used, the clamping chute 502 on the floating plate 5 is clamped on the fixed rod 4, then the tank cover 2 is covered, the infrared distance meter 601 operates in the fertilizer liquid discharging process, the distance between the infrared distance meter 601 and the emitter 602 is further measured, signals of the distance are sent to the controller 6, the product of the liquid level unit time descending height and the cross section area of the liquid storage tank 1 is the flow rate of the fertilizer liquid, after the measured flow rate deviates from the value set in the controller 6, the controller 6 controls the alarm 603 to issue an alarm, so as to remind the user of checking in time.
Referring to fig. 1, a threaded connection tank opening 101 is integrally formed at a tank opening portion of an upper portion of a liquid storage tank 1, the threaded connection tank opening 101 is in threaded connection with a tank cover 2, the liquid storage tank 1 and the tank cover 2 are conveniently and stably connected together by the threaded connection tank opening 101, a liquid outlet pipe 102 is fixedly connected to a lower portion of the liquid storage tank 1, an electromagnetic valve 103 is connected in series to the liquid outlet pipe 102, the liquid outlet pipe 102 is used for discharging fertilizer liquid inside the liquid storage tank 1, the electromagnetic valve 103 on the liquid outlet pipe 102 is used for controlling the liquid outlet pipe 102 to be opened and closed, so as to control the discharge of the fertilizer liquid in the liquid storage tank 1, an output end and an input end of the electromagnetic valve 103 are electrically connected with an input end and an output end of a controller 6, so that the controller 6 can control the operation opening and closing of the electromagnetic valve 103, a handle 201 is fixedly connected to an upper surface of the tank cover 2, the, promote the convenience of using, and reflector 602 passes through joint socket fixed connection in the lower part of cover 2, and the reflector 602 of being convenient for can be stable fix on cover 2, and then guarantee the stable operation of reflector 602 and use, controller 6 fixed connection is on the outer wall of liquid storage pot 1, and siren 603 fixed connection is on the outer wall of liquid storage pot 1 of controller 6 top, and controller 6 and siren 603 of being convenient for are stably settled and are used.
Referring to fig. 4, a fixing substrate 302 formed integrally is disposed at the lower portion of the base 3, bolt holes 303 are disposed on the fixing substrate 302 in an annular array, so that bolts can be directly installed in the bolt holes 303 disposed on the fixing substrate 302 during installation, thereby improving stability of installation and fixation, facilitating quick and stable connection of the base 3 to the fertilizer applicator, an inserting ring 304 is disposed at the upper portion of the base 3, the inserting ring 304 is in clearance fit with the lower portion of the liquid storage tank 1, the inserting ring 304 facilitates stable installation of the liquid storage tank 1 on the base 3, improving stability of connection between the two, a rubber ring 305 is fixedly connected to the inner wall of the inserting ring 304, the rubber ring 305 is filled in a gap between the inserting ring 304 and the liquid storage tank 1, further ensuring stability of connection between the two, a pipe through hole 301 is disposed at a position corresponding to the liquid outlet pipe 102 on the base 3, and the pipe through hole 301 is in clearance fit with the liquid outlet pipe 102, so that the liquid outlet pipe 102 can be conveniently arranged by utilizing the opened pipe through hole 301, and the liquid outlet pipe 102 can be stably connected to the liquid storage tank 1.
Please refer to fig. 2, the lower surface of the floating plate 5 is bonded and connected with the upper surface of the floating block 501, so that the floating plate and the floating block can be stably connected together, the periphery of the floating plate 5 is in an annular array and is provided with a clamping chute 502, the clamping chute 502 is in clearance fit with the fixing rod 4, so that the floating plate 5 can slide on the fixing rod 4 through the clamping chute 502, the connecting seat 503 on the upper part of the floating plate 5 is fixedly connected with the infrared distance meter 601 through the auxiliary lantern ring 504 arranged in an integrated manner, so that the infrared distance meter 601 can be stably connected to the floating plate 5, and the stable operation distance measurement of the infrared distance meter 601 can be ensured.
Referring to fig. 4, the lower end of the fixing rod 4 is fixedly connected to the inner wall of the lower portion of the liquid storage tank 1 through a fixing seat 401, the lower end of the fixed rod 4 is inserted into the insertion hole 403 formed on the fixed seat 401, so that the fixed rod 4 can be conveniently and stably connected to the inner wall of the bottom of the liquid storage tank 1 by using the fixed seat 401, the fixed rod 4 can be ensured to be stably used, the upper end of the fixed rod 4 is fixedly connected with the plug 402, the lower part of the plug 402 is integrally provided with the insertion head 405, and the plug 402 is inserted into the insertion hole 406 at the upper end of the fixed rod 4 through the insertion head 405, the arrangement of the plug 402 prevents the floating plate 5 from sliding off the fixed rod 4, and then promote the stability that kickboard 5 used, seted up scale mark 404 on the outer wall of dead lever 4, the setting of scale mark 404 is convenient for when adding liquid fertilizer to liquid storage pot 1 is inside, makes the reference for the addition of its liquid fertilizer, is convenient for control the addition of liquid fertilizer.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (8)
1. The utility model provides a flow change alarm system for agricultural fertilizer distributor, includes liquid storage pot (1), cover (2), base (3), dead lever (4), kickboard (5) and controller (6), its characterized in that: the upper portion threaded connection of liquid storage pot (1) has cover (2), fixedly connected with reflector (602) of cover (2) lower part, the lower part fixedly connected with base (3) of liquid storage pot (1), fixedly connected with dead lever (4) in the inside cavity of liquid storage pot (1), sliding connection has kickboard (5) on dead lever (4), the lower part fixedly connected with kickboard (501) of kickboard (5), kickboard (5) upper surface corresponds reflector (602) position department fixedly connected with infrared distance meter (601), the output of infrared distance meter (601), the input of input end and controller (6), output electric connection, the input electric connection of the output of controller (6) and siren (603).
2. The agricultural fertilizer distributor flow change alarm system as claimed in claim 1, wherein a threaded connection tank opening (101) is integrally formed at a tank opening position of the upper portion of the liquid storage tank (1), the threaded connection tank opening (101) is in threaded connection with the tank cover (2), a liquid outlet pipe (102) is fixedly connected to the lower portion of the liquid storage tank (1), an electromagnetic valve (103) is connected to the liquid outlet pipe (102) in series, and the output end and the input end of the electromagnetic valve (103) are electrically connected with the input end and the output end of the controller (6).
3. The agricultural fertilizer distributor flow change alarm system as claimed in claim 1, wherein the handle (201) is fixedly connected to the upper surface of the tank cover (2), the handles (201) are symmetrically distributed about the central axis of the tank cover (2), and the reflector (602) is fixedly connected to the lower portion of the tank cover (2) through a clamping seat.
4. The agricultural fertilizer distributor flow change alarm system as claimed in claim 1, wherein the lower portion of the base (3) is provided with an integrally formed fixing base plate (302), the fixing base plate (302) is provided with bolt holes (303) in an annular array, the upper portion of the base (3) is integrally formed with an insertion ring (304), the insertion ring (304) is in clearance fit with the lower portion of the liquid storage tank (1), the inner wall of the insertion ring (304) is fixedly connected with a rubber ring (305), the base (3) is provided with a pipe through hole (301) at a position corresponding to the liquid outlet pipe (102), and the pipe through hole (301) is in clearance fit with the liquid outlet pipe (102).
5. The agricultural fertilizer distributor flow change alarm system as claimed in claim 1, wherein the lower surface of the floating plate (5) is connected with the upper surface of the floating block (501) in an adhesive manner, the periphery of the floating plate (5) is provided with clamping chutes (502) in an annular array manner, the clamping chutes (502) are arranged in a clearance fit manner with the fixing rod (4), and the connecting seat (503) at the upper part of the floating plate (5) is fixedly connected with the infrared distance meter (601) through an integrally arranged auxiliary lantern ring (504).
6. The flow change alarm system for the agricultural fertilizer applicator as claimed in claim 1, wherein the lower end of the fixing rod (4) is fixedly connected to the inner wall of the lower part of the liquid storage tank (1) through a fixing seat (401), the lower end of the fixing rod (4) is inserted into an insertion hole (403) formed in the fixing seat (401), and the upper end of the fixing rod (4) is fixedly connected with a plug (402).
7. The flow change alarm system for the agricultural fertilizer applicator as claimed in claim 6, wherein a plug (405) is integrally arranged at the lower part of the plug (402), the plug (402) is plugged into a jack (406) at the upper end of the fixing rod (4) through the plug (405), and the outer wall of the fixing rod (4) is provided with scale marks (404).
8. The agricultural fertilizer applicator flow change alarm system of claim 1, wherein the controller (6) is fixedly connected to the outer wall of the liquid storage tank (1), and the alarm (603) is fixedly connected to the outer wall of the liquid storage tank (1) above the controller (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010323461.8A CN111357460A (en) | 2020-04-22 | 2020-04-22 | Flow change alarm system for agricultural fertilizer applicator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010323461.8A CN111357460A (en) | 2020-04-22 | 2020-04-22 | Flow change alarm system for agricultural fertilizer applicator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111357460A true CN111357460A (en) | 2020-07-03 |
Family
ID=71199500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010323461.8A Pending CN111357460A (en) | 2020-04-22 | 2020-04-22 | Flow change alarm system for agricultural fertilizer applicator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111357460A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4901890A (en) * | 1988-06-24 | 1990-02-20 | Mivelaz Michael B | Watering system automatic additive dispenser kit |
| CA2196941C (en) * | 1997-02-06 | 2000-04-18 | Roger Charest | Dual containment assembly |
| CN102090288A (en) * | 2010-12-14 | 2011-06-15 | 江苏大学 | Device and method for monitoring working condition of automatic irrigation fertilizer distributor |
| CN202343635U (en) * | 2011-10-12 | 2012-07-25 | 石家庄钢铁有限责任公司 | On-line hydraulic line leakage detection device |
| US8242920B1 (en) * | 2008-07-10 | 2012-08-14 | D2M International Pty Ltd. | Method and apparatus for leak detection |
| CN107585471A (en) * | 2017-10-10 | 2018-01-16 | 江苏锡宇汽车有限公司 | Groove tank car with intelligent liquid level detection function |
| CN207511164U (en) * | 2017-12-05 | 2018-06-19 | 太极集团重庆中药二厂有限公司 | A kind of fluid reservoir with leakage detection function |
| CN109724751A (en) * | 2018-12-05 | 2019-05-07 | 中国船舶重工集团公司第七一一研究所 | A kind of leakage alarm integrating device |
-
2020
- 2020-04-22 CN CN202010323461.8A patent/CN111357460A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4901890A (en) * | 1988-06-24 | 1990-02-20 | Mivelaz Michael B | Watering system automatic additive dispenser kit |
| CA2196941C (en) * | 1997-02-06 | 2000-04-18 | Roger Charest | Dual containment assembly |
| US8242920B1 (en) * | 2008-07-10 | 2012-08-14 | D2M International Pty Ltd. | Method and apparatus for leak detection |
| CN102090288A (en) * | 2010-12-14 | 2011-06-15 | 江苏大学 | Device and method for monitoring working condition of automatic irrigation fertilizer distributor |
| CN202343635U (en) * | 2011-10-12 | 2012-07-25 | 石家庄钢铁有限责任公司 | On-line hydraulic line leakage detection device |
| CN107585471A (en) * | 2017-10-10 | 2018-01-16 | 江苏锡宇汽车有限公司 | Groove tank car with intelligent liquid level detection function |
| CN207511164U (en) * | 2017-12-05 | 2018-06-19 | 太极集团重庆中药二厂有限公司 | A kind of fluid reservoir with leakage detection function |
| CN109724751A (en) * | 2018-12-05 | 2019-05-07 | 中国船舶重工集团公司第七一一研究所 | A kind of leakage alarm integrating device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105425321B (en) | Full-automatic tilting bucket rain titrator | |
| CN110043039A (en) | Assembled architecture automates grouting equipment and grouting method | |
| CN201828678U (en) | Automatic rain gauge | |
| CN111357460A (en) | Flow change alarm system for agricultural fertilizer applicator | |
| CN209851305U (en) | Liquid accurate weighing device for concrete mixing plant | |
| CN210198906U (en) | Online automatic detection device for sludge settlement ratio | |
| CN208242476U (en) | A kind of three-dimensional multipurpose pouring integrated system of planting industry | |
| CN206909126U (en) | A kind of liquid manure intelligent accurate irrigation system | |
| CN211384622U (en) | Fertilizer concentration automatic regulating apparatus | |
| CN210864090U (en) | Constant-pressure quantitative water injection type raininess simulator | |
| CN210616941U (en) | Batching device is used in inorganic heat preservation dry powder mortar production of vitrified small ball | |
| CN111892009A (en) | Automatic filling storage tank of edible oil | |
| CN206879422U (en) | A kind of automatic watering function and fertilizer apparatus | |
| CN2151608Y (en) | Constant pressure equal concentration fertilizer spreading poat | |
| CN110887536A (en) | Water-blocking type flow measuring device | |
| CN212876717U (en) | Agricultural fertilizer injection unit that grows seedlings | |
| CN210610317U (en) | Drip irrigation type liquid fertilizer applicator | |
| CN110131460A (en) | A kind of piping flow control valve of automatic adapted soil soil moisture content | |
| CN109601098A (en) | A kind of planting vegetable in greenhouse liquid manure one automatic spraying device | |
| CN218236157U (en) | Agricultural water-saving automatic irrigation valve | |
| CN219714471U (en) | Constant volume device | |
| CN219894059U (en) | Mixed pouring mechanism for melon fusarium wilt | |
| CN220583521U (en) | Mouthwash metering device | |
| CN217085304U (en) | Drainage structure of real-time monitoring weighing type precipitation appearance | |
| CN216791310U (en) | Compound proportioning device for life science research |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20200703 |
|
| WD01 | Invention patent application deemed withdrawn after publication |