CN206874369U - A kind of aerial work platform engine automaton - Google Patents
A kind of aerial work platform engine automaton Download PDFInfo
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- CN206874369U CN206874369U CN201720827602.3U CN201720827602U CN206874369U CN 206874369 U CN206874369 U CN 206874369U CN 201720827602 U CN201720827602 U CN 201720827602U CN 206874369 U CN206874369 U CN 206874369U
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- oil
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- pressure
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Abstract
A kind of aerial work platform engine automaton, including traveling pump, working barrel, fuel tank, work system, running gear, engine and controller, the oil inlet of working barrel is connected with fuel tank, its oil-out is connected with work system, traveling pump oil inlet and oil-out are connected with running gear respectively, form the loop of closure, pressure switch and the time relay, controller is sequentially connected in series, it also includes pressure selection valve, the oil inlet of traveling pump, the oil-out of oil-out and working barrel the first oil inlet with pressure selection valve respectively, second oil inlet, 3rd oil inlet connects, the oil-out of pressure selection valve is connected with pressure switch.The utility model is realized and engine is automatically controlled, when pressure switch does not reach preset pressure within a specified time, then the time relay acts, and makes engine misses by controller, reaches energy-conservation purpose by hydraulic pressure and electronic control technology；Temperature sensor detects the temperature of engine, engine misses when preventing cold car.
Description
Technical field
It the utility model is related to the technical field of aerial work platform, and in particular to a kind of aerial work platform engine is certainly
Dynamic control device.
Background technology
When in use, engine work drives hydraulic pump to be pumped into hydraulic oil to fuel engines formula aerial work platform at present
In the big arm hydraulic cylinder for supporting the large arm of aerial work platform, the hydraulic stem of big arm hydraulic cylinder stretches out, and large arm rise, drives high-altitude
The operating platform rise of job platform, the hydraulic stem of big arm hydraulic cylinder shrink, and large arm reduces, and drives the operation of aerial work platform
Platform reduces.Start long period operation, in job engineering, the hydraulic pressure in system after operating platform, which rises, is raised to operating position
State of the oil in balance, it is no longer necessary to during engine works, or operating platform works, when the intermittent time is long, behaviour
Make personnel and do not close engine, engine remains in operation, and expends fuel oil, causing the use cost of aerial work platform increases, together
When waste of resource.
Utility model content
Risen for solution aerial work platform after rising to operating position, it is no longer necessary to which engine works, but operating personnel are not
Engine is closed, expends the technical problem of fuel oil, there is provided a kind of aerial work platform engine automaton.
The technical scheme that the utility model is taken is：
A kind of aerial work platform engine automaton, including traveling pump, working barrel, fuel tank, work system, OK
Walking system, engine and controller, engine are electrically connected with the controller, and the oil inlet of working barrel is connected with fuel tank, working barrel
Oil-out is connected with work system, and traveling pump oil inlet and oil-out are connected with running gear respectively, forms the loop of closure, OK
Walk pump to be electrically connected with the controller, it also includes pressure selection valve, the time relay, pressure switch, pressure switch and time
Relay, controller are sequentially connected in series, and the first oil inlet, the second oil inlet, the 3rd oil inlet are provided with pressure selection valve
And oil-out, the oil-out of the oil inlet of traveling pump, oil-out and working barrel the first oil inlet with pressure selection valve, respectively
Two oil inlets, the connection of the 3rd oil inlet, the oil-out of pressure selection valve are connected with pressure switch.
The temperature sensor for being used for detecting engine temperature is provided with the engine, and temperature sensor is electrically connected with controller
Connect.
Aerial work platform engine automaton also includes hand switch, and hand switch is electrically connected with the controller.
Traveling pump is bidirectional variable hydraulic pump.
The utility model is realized and engine is automatically controlled, when pressure switch is referring to by hydraulic pressure and electronic control technology
Preset pressure is not reached in fixing time, then the time relay acts, and makes engine misses by controller, reaches energy-conservation purpose；
Temperature sensor detects the temperature of engine, engine misses when preventing cold car.
Brief description of the drawings
Fig. 1 is hydraulic control principle schematic of the present utility model.
Embodiment
As shown in figure 1, a kind of aerial work platform engine automaton, including traveling pump 8, working barrel 6, fuel tank
7th, work system 10, running gear 9, engine 1 and controller 2, engine 1 electrically connect with controller 2, and working barrel 6 is hydraulic pressure
Pump, the oil inlet of working barrel 6 are connected with fuel tank 7, and the oil-out of working barrel 6 is connected with work system 10, and traveling pump 8 includes two-way
Volume adjustable hydraulic pump and slippage pump, bidirectional variable hydraulic pump can be axial variable plunger pumps, and oil inlet and the fuel tank 7 of slippage pump connect
Connect, the oil-out of slippage pump is connected with the repairing mouth of bidirectional variable hydraulic pump, and slippage pump is the repairing of running gear 9, and this is existing
Technology, will not be described here, the oil inlet and oil-out of traveling pump 8 are connected with running gear 9 respectively, form the loop of closure,
When aerial work platform travels forward, controller 2 gives traveling pump 8 one control signals to travel forward, and hydraulic oil is from walking
The oil inlet of pump 8 flows into its oil-out, then flows into running gear 9, and aerial work platform travels forward；When aerial work platform to
After when moving, controller 2 gives traveling pump 8 one control signals moved backward, and the oil-out of hydraulic oil from traveling pump 8 flows into it
Oil inlet, then running gear 9 is flowed into, aerial work platform moves backward；It also include pressure selection valve 5, the time relay 3,
Pressure switch 4, pressure switch 4 are sequentially connected in series with the time relay 3, controller 2, pressure switch 4 and time after
Electrical equipment 3 is electrically connected, and the time relay 3 electrically connects with controller 2, and the first oil inlet, the second oil-feed are provided with pressure selection valve 5
Mouthful, the 3rd oil inlet and oil-out, the oil-out of the oil inlet of traveling pump 8, oil-out and working barrel 6 respectively with pressure selection valve
5 the first oil inlet, the second oil inlet, the connection of the 3rd oil inlet, the oil-out of pressure selection valve 5 are connected with pressure switch 4,
The hydraulic oil flowed out from the oil-out of pressure selection valve 5 is the first oil inlet into pressure selection valve 5, the second oil inlet and the
The higher hydraulic oil of pressure highest hydraulic oil in the hydraulic oil of three oil inlets, i.e. pressure selection valve 5 selection pressure is fuel-displaced from its
Mouth outflow.
The temperature sensor 11 for being used for detecting the temperature of engine 1, temperature sensor 11 and controller are provided with engine 1
2 electrical connections, temperature sensor 11 detect the temperature of engine 1 and signal are fed back into controller 2 in real time, and engine 1 needs to reach
To after the temperature of setting, controller 2 just controls engine 1 flame-out, so prevented cold when being connected to the signal of the time relay 3
Engine 1 is flame-out during car.
The automaton of aerial work platform engine 1 also includes hand switch 12, and hand switch 12 connects with controller 2
Connect, engine 1 can stop working manually as needed.
When in use, engine 1 is that traveling pump 8 and working barrel 6 provide power, and traveling pump 8 is by the hydraulic oil pump in fuel tank
Go out, flow into running gear 9, running gear 9 controls aerial work platform is front and rear to walk, while the oil inlet of traveling pump 8 and its fuel-displaced
First oil inlet, second oil inlet of the section hydraulic oil of mouth not from pressure selection valve 5 enter pressure selection valve 5；Working barrel 6
Hydraulic oil in fuel tank is pumped out, flowed into work system 10, operating platform of the control of work system 10 for aerial work platform
Lifting, while the section hydraulic oil of the oil-out of working barrel 6 enters pressure selection valve 5 from the 3rd oil inlet of pressure selection valve 5
In；When aerial work platform stops the operating platform of walking and aerial work platform without the operation such as lifting, rotating, it is
The pressure of system is less than the pressure that pressure switch 4 is set, the setting time of the time relay 3, and pressure switch 4 exceedes setting time
Do not reach preset pressure, then illustrate that aerial work platform stops walking and the operating platform of aerial work platform is not risen
The operations such as drop, rotation, then the time relay 3 acts, and signal is fed back into controller 2, controller 2 controls engine 1 flame-out.Treat
When needing the work of engine 1, restart engine 1.
Claims (3)
1. a kind of aerial work platform engine automaton, including traveling pump, working barrel, fuel tank, work system, walking
System, engine and controller, engine are electrically connected with the controller, and the oil inlet of working barrel is connected with fuel tank, and working barrel goes out
Hydraulic fluid port is connected with work system, and traveling pump oil inlet and oil-out are connected with running gear respectively, forms the loop of closure, walking
Pump is electrically connected with the controller, it is characterised in that：It also includes pressure selection valve, the time relay, pressure switch, pressure relay
Device is sequentially connected in series with the time relay, controller, and the first oil inlet, the second oil inlet, the are provided with pressure selection valve
Three oil inlets and oil-out, the oil-out of the oil inlet of traveling pump, oil-out and working barrel respectively with pressure selection valve first
Oil inlet, the second oil inlet, the connection of the 3rd oil inlet, the oil-out of pressure selection valve are connected with pressure switch.
2. aerial work platform engine automaton as claimed in claim 1, it is characterised in that：Set on the engine
There is the temperature sensor for detecting engine temperature, temperature sensor is electrically connected with the controller.
3. aerial work platform engine automaton as claimed in claim 1, it is characterised in that：Aerial work platform
Engine automaton also includes hand switch, and hand switch is electrically connected with the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720827602.3U CN206874369U (en) | 2017-07-10 | 2017-07-10 | A kind of aerial work platform engine automaton |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720827602.3U CN206874369U (en) | 2017-07-10 | 2017-07-10 | A kind of aerial work platform engine automaton |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206874369U true CN206874369U (en) | 2018-01-12 |
Family
ID=61329924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720827602.3U Active CN206874369U (en) | 2017-07-10 | 2017-07-10 | A kind of aerial work platform engine automaton |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206874369U (en) |
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2017
- 2017-07-10 CN CN201720827602.3U patent/CN206874369U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190926 Address after: 453400 West Section 137 Renmin Road, Changyuan County, Xinxiang City, Henan Province Patentee after: Henan Jianghe Special Vehicle Technology Co., Ltd. Address before: 453400 west section of Renmin Road, Changyuan County, Henan, Xinxiang Patentee before: Henan River Special Vehicle Co., Ltd. |