CN206531548U - Liquid level detection device, level sensing pesticide box and the unmanned plane using the pesticide box - Google Patents
Liquid level detection device, level sensing pesticide box and the unmanned plane using the pesticide box Download PDFInfo
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- CN206531548U CN206531548U CN201621479175.6U CN201621479175U CN206531548U CN 206531548 U CN206531548 U CN 206531548U CN 201621479175 U CN201621479175 U CN 201621479175U CN 206531548 U CN206531548 U CN 206531548U
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- guide rod
- pesticide box
- detection device
- liquid level
- installation
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Abstract
The utility model is related to unmanned air vehicle technique field, specifically related to a kind of liquid level detection device, including magnetic floating ball, magnetic reed switch, guide rod and installation portion, the magnetic floating ball is slidably sheathed on guide rod relatively, the guide rod is hollow structure, and the magnetic reed switch is connected in guide rod and with the controller outside guide rod by wire；The guide rod upper end face is provided with threaded portion, the installation portion includes installing clamp and is fixedly connected on the installation fixture block for installing clamp bottom surface, described to install clamp, install the mounting hole that insertion is provided with fixture block, the guide rod threaded upper ends portion is tightened through mounting hole and by top nut, lower nut.The liquid level detection device that the utility model is provided, simple in construction, reasonable in design, small volume is easy for installation, is suitably applied on the pesticide box of unmanned plane, and surplus in pesticide box can be detected in real time, and accuracy of detection is high, improves the spraying efficiency of unmanned plane, reduces cost.The invention also discloses the unmanned plane of a kind of pesticide box containing the liquid level detection device and the use pesticide box.
Description
Technical field
The utility model is related to unmanned air vehicle technique field, and in particular to a kind of liquid level detection device, contain the level sensing
The pesticide box of device and the unmanned plane using the pesticide box.
Background technology
At present, with the development of science and technology, unmanned air vehicle technique reaches its maturity, every field has been applied to it；In civil area
In, ground mapping unmanned plane, geological exploration unmanned plane, disaster monitoring unmanned plane, meteorological detection unmanned plane, air traffic control without
Man-machine, border controls unmanned plane, communication relay unmanned plane, pesticide spraying unmanned plane, the research for rescuing unmanned plane and applied in state
It is inside and outside all in continuous development.
Wherein, pesticide spraying unmanned plane is sprayed insecticide using unmanned plane using relatively broad, can not only save manpower thing
Power, can be operated with long-distance remote control, it is to avoid spraying operation personnel are exposed to the danger in agricultural chemicals, and remote control unmanned plane is big
The big security for improving operation, significantly improves pesticide spraying efficiency.
For the ease of preferably realizing that unmanned plane independently sprays, the operating efficiency of plant protection unmanned plane is improved, it is necessary to real-time
The agricultural chemicals surplus in medicine-chest is solved, for the problem, part plant protection unmanned plane sets liquid level sensing device to detect in pesticide box
Agricultural chemicals surplus, still, uses the structure of liquid level sensing device complex, and volume is big, installs inconvenience, and can not realize
Medicine-chest inner liquid medicine surplus is accurately measured, pesticide spraying effect is influenceed.
Utility model content
The utility model in order to solve the above-mentioned technical problem there is provided a kind of simple in construction, small volume and measuring accuracy compared with
High liquid level detection device, there is a need to and provide a kind of pesticide box using the liquid level detection device and the plant using the pesticide box
Protect unmanned plane.
In order to reach above-mentioned technique effect, the utility model includes following technical scheme：
A kind of liquid level detection device, including magnetic floating ball, magnetic reed switch, guide rod and installation portion, the magnetic floating ball is relative to be slided
Ground is sheathed on guide rod, and the guide rod is hollow structure, and the magnetic reed switch is in guide rod and by wire with being located at outside guide rod
Controller connection；
The guide rod upper end face is provided with threaded portion, and the installation portion includes installing clamp and is fixedly connected on installation clamp
The mounting hole of insertion is provided with the installation fixture block of bottom surface, the installation clamp, installation fixture block, the guide rod threaded upper ends portion is passed through
Mounting hole is simultaneously tightened by top nut, lower nut.
The liquid level detection device that the utility model is provided is simple in construction, and reasonable in design, small volume is suitably applied in unmanned plane
Pesticide box on to detect agricultural chemicals surplus in real time, it is easy for installation, can load directly at the top of the pesticide box and be consolidated by installing clamp
It is scheduled on pesticide box, is connected by the flight controller of wire and unmanned plane, when dose is not enough in pesticide box, can be directly reflected
To flight controller, it is easy to operator to supplement agricultural chemicals into pesticide box in time, improves pesticide spraying efficiency, improve sprinkling
Effect.
Further, the installation clamp bottom surface is enclosed in groove, the groove with installation fixture block joint provided with one is embedded in
There is waterproof grommet.The structure design can avoid pesticide box inner liquid medicine from being flowed out from the top surface opening of pesticide box, sealing effectiveness compared with
It is good.
Further, the installation clamp is discoid, and the installation fixture block is cylindric, the installation clamp cross section
Area, which is more than, installs fixture block cross-sectional area.It is circle due to installing clamp when liquid level detection device is arranged on pesticide box
Plate-like, can be brought into close contact with pesticide box top surface, be conducive to strengthening the stability that liquid level detection device is installed with pesticide box, install
Clamp cross-sectional area, which is more than, installs fixture block cross-sectional area, it is ensured that installs clamp, installation fixture block and is located at respectively at the top of pesticide box
Opening is outer, opening is interior, to realize effectively fixed liquid level detection device in the purpose of pesticide box.
Further, the installation clamp top surface is provided with multiple bolts hole, and the multiple bolt hole is in installation clamp
The mounting hole annular spread in portion.Bolt hole screws in bolt, so that will install clamp is fixed on medicine-chest top surface, easy installation and removal,
Medicine-chest or liquid-detecting are conveniently replaceable and cleaned, cost is reduced.
Further, the guide rod is provided with upper retainer ring and lower retainer ring, and the magnetic floating ball is located at upper retainer ring with
Between retainer ring.The structure design plays position-limiting action, and control magnetic floating ball and magnetic reed switch make magnetic floating ball exist on relevant position
Fluctuated in certain limit.
Preferably, the guide rod is non-magnetic metal tube or plastic tube.
Further, the guide rod internal upper part is provided with waterproof rubber stopper, and the wire is through waterproof rubber stopper with being controlled outside guide rod
Device connection processed.Waterproof rubber stopper is provided with guide rod, the sealing water proofing property of guide rod is enhanced, it is to avoid conductor strip water, improves security.
A kind of level sensing pesticide box, including above-mentioned liquid level detection device, the pesticide box top surface is offered to be blocked with installing
The opening that block matches, the installation fixture block through opening and in the pesticide box, the installation clamp be covered in opening it is outer and
It is secured by bolts in pesticide box top surface.Pesticide box top surface offers the bolt hole matched with bolt.
A kind of unmanned plane, including above-mentioned level sensing pesticide box, the level sensing pesticide box are fixed on unmanned plane body
On.
Further, the controller is the flight controller of unmanned plane, and the wire is connected with flight controller.
Using above-mentioned technical proposal, including following beneficial effect：The liquid level detection device that the utility model is provided, structure letter
Single, reasonable in design, small volume is easy for installation, is suitably applied on the pesticide box of unmanned plane, can detect remaining in pesticide box in real time
Amount, accuracy of detection is high, improves the spraying efficiency of unmanned plane, reduces cost.
Brief description of the drawings
The separate structure schematic diagram for the liquid level detection device that Fig. 1 provides for the utility model；
The monolithic construction schematic diagram for the liquid level detection device that Fig. 2 provides for the utility model；
The structural representation for the installation portion that Fig. 3 provides for the utility model；
The internal structure schematic diagram for the guide rod that Fig. 4 provides for the utility model；
The structural representation for the pesticide box that Fig. 5 provides for the utility model.
In figure,
1st, guide rod；The 2nd, clamp is installed；The 3rd, fixture block is installed；4th, magnetic floating ball；5th, waterproof grommet；6th, bolt；7th, top nut；
8th, lower nut；9th, upper retainer ring；10th, lower retainer ring；11st, groove；12nd, bolt hole A；13rd, mounting hole；14th, magnetic reed switch；15、
Wire；16th, waterproof rubber stopper；17th, bolt hole B；18th, it is open.
Embodiment
To make the purpose of this utility model, technical scheme and advantage clearer, implement below in conjunction with the utility model
Accompanying drawing in example, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described reality
It is a part of embodiment of the utility model to apply example, rather than whole embodiments.Based on the embodiment in the utility model, sheet
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this reality
With novel protected scope.
In the utility model, term " on ", " under ", "left", "right", "front", "rear", " top ", " bottom ", " interior ", " outer ",
" in ", " vertical ", " level ", " transverse direction ", the orientation of the instruction such as " longitudinal direction " or position relationship be based on orientation shown in the drawings or
Position relationship.These terms are not intended to limit indicated primarily to preferably describe the utility model and embodiment
Device, element or part must have particular orientation, or constructed and operated with particular orientation.
Also, above-mentioned part term is in addition to it can be used to indicate that orientation or position relationship, it is also possible to for representing it
His implication, such as term " on " also be likely used for representing certain relations of dependence or annexation in some cases.For ability
For the those of ordinary skill of domain, concrete meaning of these terms in the utility model can be understood as the case may be.
In addition, term " installation ", " setting ", " being provided with ", " connection ", " connected " " socket " should be interpreted broadly.For example, can
To be to be fixedly connected, it is detachably connected, or monolithic construction；Can mechanically connect, or electrical connection；Can be joined directly together,
Either it is indirectly connected to by intermediary, or is connection internal between two devices, element or parts.For
For those of ordinary skill in the art, concrete meaning of the above-mentioned term in the utility model can be understood as the case may be.
Unless otherwise indicated, the implication of " multiple " is two or more.
The utility model is described in further detail below by specific embodiment and with reference to accompanying drawing.
Embodiment：
The plant protection unmanned plane of an embodiment of the present utility model, it is used on pesticide spraying, including body, the body
Level sensing pesticide box is fixed with, as shown in figure 5, liquid level detection device is provided with the pesticide box, refering to Fig. 1,3 and 4, institute
Show liquid level detection device, including magnetic floating ball 4, magnetic reed switch 14, guide rod 1 and installation portion, the magnetic floating ball 4 is slidably arranged relatively
In guide rod 1, the guide rod 1 is hollow structure, and the magnetic reed switch 14 is in guide rod 1 and by wire 15 with being located at guide rod 1
Outer controller connection；
Magnetic floating ball 4 in the present embodiment is made of corrosion resistant plastic material, and inside is provided with magnetisable material, the Magnetic Materials
It is of fine quality to elect magnet as.
Simultaneously refering to Fig. 1 and 3, the upper end face of guide rod 1 is provided with threaded portion 17, described to install
Portion includes installing clamp 2 and is fixedly connected on the installation fixture block 3 for installing the bottom surface of clamp 2, the installation clamp 2, peace
Be loaded and the mounting hole 13 of insertion be provided with block 3, the threaded upper ends portion 17 of guide rod 1 through mounting hole 13 and by top nut 7, under
Nut 8 is tightened.
The installation clamp 2 that the present embodiment is provided is integrally formed with installing fixture block 3, convenient processing and installation.
As shown in figure 5, the pesticide box top surface is offered with installing the opening 18 that fixture block 3 matches, the installation fixture block 3
Through opening 18 and in pesticide box, the installation clamp 2 is covered in outside opening 18 and is fixed on pesticide box top by bolt 6
Face.Pesticide box top surface offers the bolt hole B 17 matched with bolt 6.
Refering to Fig. 1 and 3, it is necessary to when installing, lower nut 8 is spun on to the bottom of threaded portion 17 of guide rod 1, then by the spiral shell of guide rod 1
Line portion 17 is from down to up through the mounting hole 13 installed fixture block 3, install clamp 2, and the threaded portion 17 of guide rod 1 exposes to installation clamp
2 top surface apertures, are then spun on threaded portion 17 until guide rod 1 is fixedly connected with installation portion by top nut 7；Liquid level sensing device group
Install after finishing, liquid level sensing device is loaded in pesticide box from the opening 18 of pesticide box top surface, fixture block 3 is installed and is inlaid in opening 18
Lower section, installs clamp 2 and is stuck in pesticide box top surface and is covered in opening 18, agriculture is fixed on by clamp 2 is installed finally by bolt 6
Medicine-chest top surface.
The operation principle for the liquid level detection device that the present embodiment is provided is as follows：Pesticide box is fixed on unmanned plane body, liquid
Level detecting apparatus is suspended in the pesticide box equipped with agricultural chemicals, and magnetic floating ball 4 is fully penetrated into decoction, magnetic floating ball 4 in liquid by
The buoyancy arrived changes, so as to be moved on guide rod 1, because the change of magnetic induction intensity causes magnetic reed switch 14 in its moving process
Activity, turning circuit after the two panels reed adhesive of magnetic reed switch 14, the electric signal of generation is transferred to flight control by wire 15
Device, so as to obtain the change of pesticide box inner liquid medicine amount.
In the present embodiment, in order to improve sealing effectiveness, the bottom surface of installation clamp 2 is provided with installing the joint of fixture block 3
Waterproof grommet 5 is embedded with one circle groove 11, the groove 11.The structure design can avoid pesticide box inner liquid medicine from agricultural chemicals
The top surface opening outflow of case.
Please refer to Fig. 3, in order to which liquid level detection device is securely fixed in pesticide box, the installation clamp 2 is
Discoid, the installation fixture block 3 is cylindric, and installation clamp 2 cross-sectional area, which is more than, installs the cross-sectional area of fixture block 3.
When liquid level detection device is arranged on pesticide box, it is discoid due to installing clamp 2, can be closely pasted with pesticide box top surface
Close, be conducive to strengthening the stability that liquid level detection device is installed with pesticide box, the installation cross-sectional area of clamp 2, which is more than, installs fixture block
3 cross-sectional areas, it is ensured that install clamp 2, install fixture block 3 respectively outside pesticide box open top, in opening, to realize effectively
Fixed liquid level detection device is in the purpose of pesticide box.
In the present embodiment, further, it is described refering to the top surface of clamp 2 is installed described in Fig. 3 provided with multiple bolt hole A12
Multiple bolt hole A12 are around the annular spread of mounting hole 13 for installing the middle part of clamp 2.Bolt 6 is selected into screw hole 12, so that will peace
The plate 2 that is loaded is fixed on medicine-chest top surface, and easy installation and removal is conveniently replaceable and cleaned medicine-chest or liquid-detecting, reduces cost.
In the present embodiment, refering to Fig. 1, shown guide rod 1 is provided with upper retainer ring 9 and lower retainer ring 10, the magnetic floating ball 4
Between upper retainer ring 9 and lower retainer ring 10.The structure design plays position-limiting action, control magnetic floating ball 4 and magnetic reed switch 14
On relevant position, magnetic floating ball 4 is set to fluctuate within the specific limits.
In the present embodiment, the guide rod 1 is non-magnetic metal tube or plastic tube.
In order to strengthen the sealing water proofing property of guide rod 1, it is to avoid conductor strip water, security is improved, refering to Fig. 4, the internal upper part of guide rod 1
Provided with waterproof rubber stopper 16, the wire 1 is connected through waterproof rubber stopper 16 with the peripheral control unit of guide rod 1.
Preferred embodiment of the present utility model is the foregoing is only, the utility model is not limited to, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle
Within, any modification, equivalent substitution and improvements made etc. should be included within protection domain of the present utility model.
Claims (10)
1. a kind of liquid level detection device, it is characterised in that including magnetic floating ball（4）, magnetic reed switch（14）, guide rod（1）And installation portion,
The magnetic floating ball（4）Guide rod is slidably sheathed on relatively（1）, the guide rod（1）For hollow structure, the magnetic reed switch（14）If
In guide rod（1）It is interior and pass through wire（15）With positioned at guide rod（1）Outer controller connection；
The guide rod（1）Upper end face is provided with threaded portion（17）, the installation portion is including installing clamp（2）Be fixedly connected on peace
Be loaded plate（2）The installation fixture block of bottom surface（3）, the installation clamp（2）, install fixture block（3）The interior mounting hole provided with insertion（13）,
The guide rod（1）Threaded upper ends portion（17）Through mounting hole（13）And pass through top nut（7）, lower nut（8）It is tightened.
2. liquid level detection device according to claim 1, it is characterised in that the installation clamp（2）Block with installing bottom surface
Block（3）Joint is provided with a circle groove（11）, the groove（11）Inside it is embedded with waterproof grommet（5）.
3. liquid level detection device according to claim 2, it is characterised in that the installation clamp（2）It is described to be discoid
Fixture block is installed（3）For cylindric, the installation clamp（2）Cross-sectional area, which is more than, installs fixture block（3）Cross-sectional area.
4. liquid level detection device according to claim 3, it is characterised in that the installation clamp（2）Top surface is provided with multiple
Bolt hole A（12）, the multiple bolt hole A（12）Around installation clamp（2）The mounting hole at middle part（13）Annular spread.
5. liquid level detection device according to claim 1, it is characterised in that the guide rod（1）It is provided with upper retainer ring（9）
With lower retainer ring（10）, the magnetic floating ball（4）Located at upper retainer ring（9）With lower retainer ring（10）Between.
6. liquid level detection device according to claim 1, it is characterised in that the guide rod（1）For non-magnetic metal tube or
Plastic tube.
7. liquid level detection device according to claim 1, it is characterised in that the guide rod（1）Internal upper part is provided with marine glue
Plug（16）, the wire（15）Through waterproof rubber stopper（16）With guide rod（1）Peripheral control unit is connected.
8. a kind of level sensing pesticide box, it is characterised in that including the level sensing dress described in claim 1~7 any one
Put, the pesticide box top surface is offered with installing fixture block（3）The opening matched（18）, the installation fixture block（3）Through opening
（18）And in pesticide box, the installation clamp（2）It is covered in opening（18）It is outer and pass through bolt（6）It is fixed on pesticide box top
Face.
9. a kind of unmanned plane, it is characterised in that including the level sensing pesticide box described in claim 8, the level sensing agriculture
Medicine-chest is fixed on unmanned plane body.
10. unmanned plane according to claim 9, it is characterised in that the controller is the flight controller of unmanned plane, institute
Wire is stated to be connected with flight controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621479175.6U CN206531548U (en) | 2016-12-30 | 2016-12-30 | Liquid level detection device, level sensing pesticide box and the unmanned plane using the pesticide box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621479175.6U CN206531548U (en) | 2016-12-30 | 2016-12-30 | Liquid level detection device, level sensing pesticide box and the unmanned plane using the pesticide box |
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| Publication Number | Publication Date |
|---|---|
| CN206531548U true CN206531548U (en) | 2017-09-29 |
Family
ID=59920188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621479175.6U Active CN206531548U (en) | 2016-12-30 | 2016-12-30 | Liquid level detection device, level sensing pesticide box and the unmanned plane using the pesticide box |
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| Country | Link |
|---|---|
| CN (1) | CN206531548U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109781206A (en) * | 2019-03-19 | 2019-05-21 | 艾礼富电子(深圳)有限公司 | The assemble method and vehicle of a kind of liquid level sensor, liquid level sensor |
| WO2019100965A1 (en) * | 2017-11-21 | 2019-05-31 | 广州极飞科技有限公司 | Smart agent container cover, smart agent container, and aircraft |
| WO2022095034A1 (en) * | 2020-11-09 | 2022-05-12 | 深圳市大疆创新科技有限公司 | Liquid storage tank and agricultural plant protection mobile platform |
-
2016
- 2016-12-30 CN CN201621479175.6U patent/CN206531548U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019100965A1 (en) * | 2017-11-21 | 2019-05-31 | 广州极飞科技有限公司 | Smart agent container cover, smart agent container, and aircraft |
| AU2018372621B2 (en) * | 2017-11-21 | 2021-08-19 | Guangzhou Xaircraft Technology Co., Ltd | Smart agent container cover, smart agent container, and aircraft |
| CN109781206A (en) * | 2019-03-19 | 2019-05-21 | 艾礼富电子(深圳)有限公司 | The assemble method and vehicle of a kind of liquid level sensor, liquid level sensor |
| WO2022095034A1 (en) * | 2020-11-09 | 2022-05-12 | 深圳市大疆创新科技有限公司 | Liquid storage tank and agricultural plant protection mobile platform |
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