CN203024833U - Storehouse full alarming device of harvester - Google Patents
Storehouse full alarming device of harvester Download PDFInfo
- Publication number
- CN203024833U CN203024833U CN 201220705590 CN201220705590U CN203024833U CN 203024833 U CN203024833 U CN 203024833U CN 201220705590 CN201220705590 CN 201220705590 CN 201220705590 U CN201220705590 U CN 201220705590U CN 203024833 U CN203024833 U CN 203024833U
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- switch
- module
- switch module
- alarming
- alarm
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Abstract
The utility model discloses a storehouse full alarming device of a harvester. The storehouse full alarming device of the harvester comprises a physics pressure sensor, a switch module, an alarming module and a power supply. The physics pressure sensor is connected with the switch module. The switch module is connected with the alarming module. The switch module is connected between the power supply and the alarming module. The physics pressure sensor controls movement of the switch module. The alarming module comprises a voice alarming unit, an optical alarming unit and voice short circuit switches. The voice alarming unit and the optical alarming unit are in series connection and connected with two ends of the switch module. The voice short circuit switches are connected at two ends of the voice alarming unit. The storehouse full alarming device of the harvester is simple and scientific in structure, short circuiting switches are added to an original alarming device, provides different types of alarms to mark different states of the harvester, and has the advantages of being simple to operate, low in cost and the like.
Description
Technical field
The utility model belongs to the control system of agricultural harvester, warning device is completely gathered in the storehouse that is specifically related to a kind of harvester, give the alarm when the harvesting cabin is full, need unloading back and forth, special case grain not to need the actual conditions of unloading to make different warnings when full for harvesting process simultaneously and process.
Background technology
Along with popularizing gradually of rice harvesting machineryization, the feed quantity of harvester (the paddy weight of unit interval harvesting) progressively promotes, silo enter the also corresponding quickening of grain speed, if do not have the full warning device of reliable grain just to need the operator to note at any time the grain position of silo, and grain continue completely afterwards the harvesting will cause screw feeder to block, the screw feeder driving chain ruptures, and even makes the accidents such as bevel gear shaft torsion deformation of transmission, causes more serious mechanical fault.Therefore the installation of alarm seems all the more necessary with the raising of feed quantity.
At present, the alarm of Multiple Type has been arranged on market, mainly be divided into two classes: a kind of is the alarm that the physics induction triggers, only formed by sensor, alarming horn and connecting circuit, physics passes device due to the pressure activated by paddy, and in silo, paddy is less to the silo lateral wall pressure, so reliability is lower; Another kind of is to utilize the sensor-triggered such as infrared, light-operated, and its reliability is higher, and price is relatively expensive, though supply is arranged on market, demand is less.
In control circuit on present warning device, be generally that completely report to the police rear alarm song or light alarm of storehouse worked always, unloading is to warning line or the closing control system until the operator shuts down, and alarm just stops; Need unloading back and forth, special case grain not to need the actual conditions of unloading when full for harvesting process, existing warning circuit can't provide a comparatively reasonably solution, therefore is necessary prior art is improved.
The utility model content
Deficiency for existing warning device, it is a kind of with self-resetting switch that the utility model provides, can close the full warning device in storehouse of audible alarm and light alarm according to the actual conditions selectivity, realize higher reliability, robotization and hommization more with lower cost.
the technical scheme that the utility model technical solution problem adopts is: the full warning device of a kind of harvesting cabin, comprise physical pressure sensor, switch module, alarm module and power supply, described physical pressure sensor connects described switch module, described switch module connects described alarm module, described switch module is connected between described power supply and described alarm module, described physical pressure sensor is controlled the action of described switch module, described alarm module comprises the audible alarm unit, light alarm unit and sound short circuiting switch, after being connected with the light alarm unit, described audible alarm unit connects two of described switch module, described sound short circuiting switch is connected to two ends, described audible alarm unit.
Further, described switch module comprises alarm actuating contact switch, normally opened contact switch, normally closed contact switch and two iron cores, described iron core is arranged symmetrically with, iron core is provided with two groups of solenoids, described two groups of solenoids are around to identical, reverse power connection, wherein a solenoid connects described normally closed contact switch, No. two solenoid connects described normally opened contact switch and described sound short circuiting switch, described sound short circuiting switch is self-resetting switch, its moving contact connects an armature, and described armature is arranged between described iron core.
The utility model has the advantage of: (1) is provided with the sound short circuiting switch, and the operator can select different alarm types according to different situations, and usable range is wider, for the user provides more choices; (2) combination of use self-resetting switch and electromagnet realizes the full automation of whole control procedure, and is with low cost, simple to operate, good stability.
Description of drawings
Fig. 1 is the circuit structure diagram of the utility model embodiment.
Embodiment
Further set forth the utility model below in conjunction with the drawings and specific embodiments.
the full warning device of a kind of harvesting cabin, comprise physical pressure sensor, switch module, alarm module and power supply, described physical pressure sensor connects described switch module, described switch module connects described alarm module, described switch module is connected between described power supply and described alarm module, described physical pressure sensor is controlled the action of described switch module, described alarm module comprises the audible alarm unit, light alarm unit and sound short circuiting switch, after being connected with the light alarm unit, described audible alarm unit connects two of described switch module, described sound short circuiting switch is connected to two ends, described audible alarm unit.When the harvesting cabin full the time, pressure transducer action, and then drive the switch module action, alarm module sends audible and visible alarm, and operating personnel determine whether needs unloading according to present case, as the needs unloading, do not carry out any operation; As not needing unloading, press lower sound short circuiting switch, the audible alarm module short circuit, only have visual alarm this moment.The design of such two kinds of different alarm is convenient to allow operating personnel that the state of harvester is distinguished, hommization more.
As further embodiment of the present utility model, described switch module comprises alarm actuating contact switch, normally opened contact switch, normally closed contact switch and two iron cores, described iron core is arranged symmetrically with, iron core is provided with two groups of solenoids, described two groups of solenoids are around to identical, reverse power connection, wherein a solenoid connects described normally closed contact switch, No. two solenoid connects described normally opened contact switch and described sound short circuiting switch, described sound short circuiting switch is self-resetting switch, its moving contact connects an armature, and described armature is arranged between described iron core.
Embodiment
as shown in Figure 1, the full warning device of a kind of harvesting cabin, comprise physical pressure sensor 1, switch module, alarm module and power supply 11, described switch module alarm actuating contact switch 2, normally opened contact switch 3, normally closed contact switch 4 and two iron cores 5, 6, described alarm module comprises audible alarm unit 9, light alarm unit 10 and sound short circuiting switch 7, are connected with the light alarm unit and connect described alarm actuating contact switch 2 and power supply 11 after series connection in described audible alarm unit 9, described sound short circuiting switch 7 is connected to 9 two ends, described audible alarm unit, described iron core 5, 6 are arranged symmetrically with, iron core 5, 6 are provided with two groups of solenoids, described two groups of solenoids are around to identical, reverse power connection, wherein a solenoid connects described normally closed contact switch 4, No. two solenoid connects described normally opened contact switch 3 and described sound short circuiting switch 7, described sound short circuiting switch 7 is self-resetting switch, its moving contact connects an armature 8, described armature 8 is arranged on described iron core 5, between 6.
the principle of work of above-described embodiment is: when harvester did not have the storehouse full, normally closed contact switch 4 was connected a coil, and iron core 5,6 forms the magnetic field of opposite direction, and armature 8 is adsorbed on iron core 5, and audible alarm unit 9 and light alarm unit are all disconnected power supply 11, when the storehouse is full, physical pressure sensor 1 presses down, normally closed contact switch 4 is disconnected, connect simultaneously alarm actuating contact switch 2 and normally opened contact switch 3, audible alarm unit 9 and light alarm unit all switch on power 11, send audible and visible alarm, although this moment normally opened contact switch 3 closures, but sound short circuiting switch 7 and access failure, so No. two coil is still disconnected, when sound short circuiting switch 7 is pressed down, armature 8 breaks away from iron core 5 under its effect, No. two coils are connected simultaneously, due to a coil and the reversal connection of No. two coil winding-direction same power supplies, produce the reversed magnetic field armature 8 is drawn to iron core 6 this moment, audible alarm unit 9 short circuits this moment, audible alarm stops, only surplus light alarm, after unloading, physical pressure sensor 1 resets, and alarm actuating contact switch 2 and normally opened contact switch 3 disconnect, normally closed contact switch 4 closures, and whole warning device recovers virgin state.
The purpose that iron core, armature and self-resetting switch are set is in order automatically to control the conversion between whole device alarm condition and original state, and is with low cost, easy and simple to handle.
Above-described embodiment is only preferred implementation of the present utility model; be used for further illustrating the utility model; it is not carried out any restriction; those of ordinary skills are not breaking away from distortion and the retouching of doing under the enlightenment of the utility model essence and technology; all should be considered as within protection domain of the present utility model, protection domain of the present utility model specifically depending on its claims.
Claims (2)
1. one kind is gathered in the full warning device of cabin, comprise physical pressure sensor, switch module, alarm module and power supply, described physical pressure sensor connects described switch module, described switch module connects described alarm module, described switch module is connected between described power supply and described alarm module, described physical pressure sensor is controlled the action of described switch module, it is characterized in that, described alarm module comprises the audible alarm unit, light alarm unit and sound short circuiting switch, after being connected with the light alarm unit, described audible alarm unit connects two of described switch module, described sound short circuiting switch is connected to two ends, described audible alarm unit.
2. a kind of harvesting cabin is expired warning device according to claim 1, it is characterized in that, described switch module comprises the alarm actuating contact switch, the normally opened contact switch, normally closed contact switch and two iron cores, described iron core is arranged symmetrically with, iron core is provided with two groups of solenoids, described two groups of solenoids are around to identical, reverse power connection, wherein a solenoid connects described normally closed contact switch, No. two solenoid connects described normally opened contact switch and described sound short circuiting switch, described sound short circuiting switch is self-resetting switch, its moving contact connects an armature, described armature is arranged between described iron core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220705590 CN203024833U (en) | 2012-12-19 | 2012-12-19 | Storehouse full alarming device of harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220705590 CN203024833U (en) | 2012-12-19 | 2012-12-19 | Storehouse full alarming device of harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203024833U true CN203024833U (en) | 2013-06-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220705590 Expired - Fee Related CN203024833U (en) | 2012-12-19 | 2012-12-19 | Storehouse full alarming device of harvester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203024833U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106097676A (en) * | 2016-08-17 | 2016-11-09 | 周芸 | The full acousto-optic reminiscences in granary of harvester storehouse |
-
2012
- 2012-12-19 CN CN 201220705590 patent/CN203024833U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106097676A (en) * | 2016-08-17 | 2016-11-09 | 周芸 | The full acousto-optic reminiscences in granary of harvester storehouse |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130626 Termination date: 20151219 |
|
| EXPY | Termination of patent right or utility model |