CN207611474U - A kind of power takeoff illegal operation warning device - Google Patents
A kind of power takeoff illegal operation warning device Download PDFInfo
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- CN207611474U CN207611474U CN201721139873.6U CN201721139873U CN207611474U CN 207611474 U CN207611474 U CN 207611474U CN 201721139873 U CN201721139873 U CN 201721139873U CN 207611474 U CN207611474 U CN 207611474U
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- electrically connected
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- alarm
- valve
- power take
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Abstract
The utility model discloses a kind of power takeoff illegal operation warning device, ignition lock one end is electrically connected with positive pole, and the other end is electrically connected with one end of transmission neutral switch and power take-off valve respectively；The other end of transmission neutral switch is electrically connected with the first pressurization terminal of five foot relays, the second pressurization terminal ground of five foot relays；The other end of power take-off valve is electrically connected with the public terminal of five foot relays, and the normally opened terminal or normally closed terminal of five foot relays are electrically connected with alarm；When transmission neutral switch and power take-off valve are closed at, alarm work sends out alarm, driver's power takeoff is notified to be in working condition simultaneously with gearbox, vehicle is in mechanical accident edge, it must terminate a kind of work of equipment, vehicle ability normal operation, can thus prompt driver to avoid the generation of major mechanical accident well.
Description
Technical field
The utility model is related to control panel alarm technical fields, and in particular to a kind of power takeoff illegal operation alarm
Device.
Background technology
The power takeoff of environmental sanitation optional equipment is typically the power taking on the speed changer of vehicle, under normality, when power takeoff works,
Vehicle, which should cannot put into gear, to be started；If vehicle puts into gear to start for a long time when power takeoff works can cause major mechanical thing
Therefore.For environmental protection working vehicle due to attachment device frequent operation, driver forgets to cut off power takeoff and traveling of putting into gear sometimes
Cause vehicle significant mechanical accident.
Utility model content
Shortcoming present in regarding to the issue above, the utility model provide a kind of power takeoff illegal operation alarm dress
It sets.
The utility model discloses a kind of power takeoff illegal operation warning devices, including：Ignition lock, transmission neutral are opened
Pass, power take-off valve, five foot relays and alarm；
Described ignition lock one end is electrically connected with positive pole, and the other end is switched respectively with the transmission neutral and power takeoff
One end of switch is electrically connected；The other end of the transmission neutral switch and the first pressurization terminal of the five feet relay are electrically connected
It connects, the second pressurization terminal ground of the five feet relay；The other end of the power take-off valve and the five feet relay
Public terminal is electrically connected, and the normally opened terminal or normally closed terminal of the five feet relay are electrically connected with the alarm；
When transmission neutral switch and power take-off valve are closed at, the alarm work.
It is described as a further improvement of the utility model, when transmission neutral switch is normally closed, power take-off valve is normally opened
The normally closed terminal of five foot relays is electrically connected with the alarm.
It is described as a further improvement of the utility model, when transmission neutral switch is normally opened, power take-off valve is normally opened
The normally opened terminal of five foot relays is electrically connected with the alarm.
The alarm is buzzer as a further improvement of the utility model,.
Compared with prior art, the beneficial effects of the utility model are：
The utility model by transmission neutral switch, power take-off valve coordinate relay, when transmission neutral switch and
When power take-off valve is closed at, alarm work sends out alarm, and driver's power takeoff is notified to be in simultaneously with gearbox
Working condition, vehicle are in mechanical accident edge, it is necessary to terminate a kind of work of equipment, vehicle could normal operation, thus
Driver can be prompted to avoid the generation of major mechanical accident well.
Description of the drawings
Fig. 1 is the circuit diagram of power takeoff illegal operation warning device disclosed in a kind of embodiment of the utility model；
Fig. 2 is the circuit diagram of power takeoff illegal operation warning device disclosed in the utility model another kind embodiment.
In figure：
1, ignition lock；2, transmission neutral switchs；3, power take-off valve；4, five foot relay；5, alarm.
Specific implementation mode
It is new below in conjunction with this practicality to keep the purpose, technical scheme and advantage of the utility model embodiment clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is a part of the embodiment of the utility model, instead of all the embodiments.Based on the reality in the utility model
Apply example, the every other embodiment that those of ordinary skill in the art are obtained without making creative work, all
Belong to the range of the utility model protection.
It is in the description of the present invention, it should be noted that term "center", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
The utility model and simplifying describes for ease of description, do not indicate or imply the indicated device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for description purposes only, and are not understood to indicate or imply relative importance.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, it can understand above-mentioned art with concrete condition
The concrete meaning of language in the present invention.
The utility model is further described in detail below in conjunction with the accompanying drawings：
The utility model discloses a kind of power takeoff illegal operation warning devices, including：Ignition lock, transmission neutral are opened
Pass, power take-off valve, five foot relays and alarm；
Ignition lock one end is electrically connected with positive pole, the other end respectively with transmission neutral switch and power take-off valve one
End electrical connection；The other end of transmission neutral switch is electrically connected with the first pressurization terminal of five foot relays, five foot relays
Second pressurization terminal ground；The other end of power take-off valve is electrically connected with the public terminal of five foot relays, five foot relays
Normally opened terminal or normally closed terminal are electrically connected with alarm；When transmission neutral switch and power take-off valve are closed at, alarm
Device works.
The utility model is controlled using the opening and closing of transmission neutral switching circuit, cooperation power take-off valve, coordinates relay, when
When transmission neutral switchs and power take-off valve is closed at, alarm work sends out alarm, notifies driver's power takeoff
It is in working condition simultaneously with gearbox, vehicle is in mechanical accident edge, it is necessary to terminate a kind of work of equipment, vehicle ability
Normal operation can thus prompt driver to avoid the generation of major mechanical accident well.
The transmission neutral switching circuit of the utility model is generally 2 kinds, normally opened or normally-closed circuit.
As shown in Figure 1, when transmission neutral switch is normally closed, power take-off valve is normally opened：A kind of power takeoff of the utility model
Illegal operation warning device, including：Ignition lock 1, transmission neutral switch 2, power take-off valve 3, five foot relays 4 and alarm
5；
1 one end of ignition lock is electrically connected with positive pole, the other end respectively with transmission neutral switch 2 and power take-off valve 3
One end electrical connection；The other end of transmission neutral switch 2 is electrically connected with the first pressurization terminal 41 of five foot relays 4, five feet
Second pressurization terminal 42 of relay 4 is grounded；The other end of power take-off valve 3 and the public terminal 43 of five foot relays 4 are electrically connected
It connects, the normally closed terminal 44 of five foot relays 4 is electrically connected with alarm 5.
Since transmission neutral switch 2 is normally closed, when power take-off valve 3 is closed, power takeoff is in simultaneously with gearbox
Working condition；At this point, positive pole is connected through power take-off valve 3, public terminal 43, normally closed terminal 44 with alarm 5, alarm
Device 5 sends out alarm, notifies driver's power takeoff to be in working condition simultaneously with gearbox, vehicle is in mechanical accident side
Edge, it is necessary to terminate a kind of work of equipment, vehicle ability normal operation thus can prompt driver to avoid great machine well
The generation of tool accident.
Preferably, the power take-off valve 3 of the utility model is generally 2 kinds, electronic switch type or mechanical：Electronics can be installed additional
Switch.
Preferably, buzzer can be selected in the alarm 5 of the utility model.
Preferably, four foot relays, operation principle and five foot relays also can be selected in the utility model in addition to five foot relays
Device is identical.
As shown in Fig. 2, when transmission neutral switch is normally opened, power take-off valve is normally opened：A kind of power takeoff of the utility model
Illegal operation warning device, including：Ignition lock 1, transmission neutral switch 2, power take-off valve 3, five foot relays 4 and alarm
5；
1 one end of ignition lock is electrically connected with positive pole, the other end respectively with transmission neutral switch 2 and power take-off valve 3
One end electrical connection；The other end of transmission neutral switch 2 is electrically connected with the first pressurization terminal 41 of five foot relays 4, five feet
Second pressurization terminal 42 of relay 4 is grounded；The other end of power take-off valve 3 and the public terminal 43 of five foot relays 4 are electrically connected
It connects, the normally opened terminal 45 of five foot relays 4 is electrically connected with alarm 5.
Since transmission neutral switch 2 and power take-off valve 3 are normally opened, when transmission neutral switch 2 and power takeoff are opened
When pass 3 is closed at, power takeoff is in working condition simultaneously with gearbox.At this point, when transmission neutral switch 2 is closed, five
Voltage between first pressurization terminal 41 of foot relay 4 and the second pressurization terminal 42 of five foot relays 4 changes, at this time
The public terminal 43 of five foot relays 4 skips to normally opened terminal 45 from normally closed terminal 44；Then, when power take-off valve 3 is closed, electricity
Source anode is connected through power take-off valve 3, public terminal 43, normally opened terminal 45 with alarm 5, and alarm 5 sends out alarm,
Driver's power takeoff is notified to be in working condition simultaneously with gearbox, vehicle is in mechanical accident edge, it is necessary to terminate one kind and set
Standby work, vehicle ability normal operation, can thus prompt driver to avoid the generation of major mechanical accident well.
Preferably, the power take-off valve 3 of the utility model is generally 2 kinds, electronic switch type or mechanical：Electronics can be installed additional
Switch.
Preferably, buzzer can be selected in the alarm 5 of the utility model.
Preferably, four foot relays, operation principle and five foot relays also can be selected in the utility model in addition to five foot relays
Device is identical.
The preferred embodiment that these are only the utility model, is not intended to limit the utility model, for this field
Technical staff for, various modifications and changes may be made to the present invention.Within the spirit and principle of the utility model,
Any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (4)
1. a kind of power takeoff illegal operation warning device, which is characterized in that including：Ignition lock, transmission neutral switch, power takeoff
Switch, five foot relays and alarm；
Described ignition lock one end is electrically connected with positive pole, and the other end is switched respectively with the transmission neutral and power take-off valve
One end electrical connection；The other end of the transmission neutral switch is electrically connected with the first pressurization terminal of the five feet relay,
Second pressurization terminal ground of the five feet relay；The other end of the power take-off valve is public with the five feet relay
Terminal is electrically connected, and the normally opened terminal or normally closed terminal of the five feet relay are electrically connected with the alarm；
When transmission neutral switch and power take-off valve are closed at, the alarm work.
2. power takeoff illegal operation warning device as described in claim 1, which is characterized in that when transmission neutral switch is normal
It closes, when power take-off valve is normally opened, the normally closed terminal of the five feet relay is electrically connected with the alarm.
3. power takeoff illegal operation warning device as described in claim 1, which is characterized in that when transmission neutral switch is normal
It opens, when power take-off valve is normally opened, the normally opened terminal of the five feet relay is electrically connected with the alarm.
4. power takeoff illegal operation warning device as described in claim 1, which is characterized in that the alarm is buzzer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721139873.6U CN207611474U (en) | 2017-09-07 | 2017-09-07 | A kind of power takeoff illegal operation warning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721139873.6U CN207611474U (en) | 2017-09-07 | 2017-09-07 | A kind of power takeoff illegal operation warning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207611474U true CN207611474U (en) | 2018-07-13 |
Family
ID=62792233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721139873.6U Active CN207611474U (en) | 2017-09-07 | 2017-09-07 | A kind of power takeoff illegal operation warning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207611474U (en) |
-
2017
- 2017-09-07 CN CN201721139873.6U patent/CN207611474U/en active Active
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