CN108442449A - Loading machine quick-change equipment safety controls electrical system - Google Patents
Loading machine quick-change equipment safety controls electrical system Download PDFInfo
- Publication number
- CN108442449A CN108442449A CN201810539672.8A CN201810539672A CN108442449A CN 108442449 A CN108442449 A CN 108442449A CN 201810539672 A CN201810539672 A CN 201810539672A CN 108442449 A CN108442449 A CN 108442449A
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- CN
- China
- Prior art keywords
- quick change
- quick
- solenoid valve
- iecu
- change
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- 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.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/2058—Electric or electro-mechanical or mechanical control devices of vehicle sub-units
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Component Parts Of Construction Machinery (AREA)
Abstract
The invention discloses a kind of loading machine quick-change equipment safeties to control electrical system, belongs to engineering machinery field.It includes accumulator, quick change power switch, quick change function selecting switch, IECU control units, quick change solenoid valve, quick changing oil cylinder, accumulator, quick change power switch, quick change function selecting switch, the electrical connection of quick change solenoid valve, the quick change solenoid valve connects quick changing oil cylinder by fluid pressure line, the quick change solenoid valve is also connect by acquiring the connection wiring harness of signal with IECU control units, and the fluid pressure line between the quick changing oil cylinder and quick change solenoid valve is equipped with hydraulic lock.Disengagement of the present invention for quick change accessory is controlled with installation, can effectively prevent during the work time due to the disengagement of quick change accessory caused by maloperation, also has safe self-test and warning function.
Description
Technical field
The invention belongs to a kind of electric system of engineering machineries, specifically, more particularly to a kind of loading machine quick-change device peace
Full control electrical system.
Background technology
Loading machine is the important mechanical equipment in engineering machinery construction, to disclosure satisfy that more duty requirements, loading machine
Link mechanism need to carry out quick-replaceables with various accessories such as scraper bowl, snow removing shovel, folder wood forks, it is real to improve working efficiency
Existing a tractor serves several purposes.However, wheel loader fast replacing device electric control system structure is relatively simple at present, typically directly pass through liquid
Button switch on pressure pilot handle carries out the break-make of control quick change solenoid valve, to realize the disengagement and installation of quick change accessory.This
On the one hand kind control mode easy tos produce malfunction, lead to the disengagement of quick change accessory during the work time；On the other hand, lack pair
The safe self-test of quick change control system and warning function cannot find that quick change function fails in time, and there are major safety risks.
Invention content
It is an object of the present invention to provide a kind of loading machine quick-change equipment safeties to control electrical system, is filled in the prior art with overcoming
Carrier aircraft fast replacing device electric control system is easy to lead to lacking for quick change accessory disengagement during the work time due to driver's malfunction
It falls into.
Realization that the present invention adopts the following technical solutions：
Loading machine quick-change equipment safety of the present invention controls electrical system, including accumulator, quick change power switch, fast
Change functional select switch, IECU control units, quick change solenoid valve, quick changing oil cylinder, accumulator, quick change power switch, quick change function
Selecting switch, the electrical connection of quick change solenoid valve, the quick change solenoid valve connect quick changing oil cylinder, the quick change electromagnetism by fluid pressure line
Valve is also connect by acquiring the connection wiring harness of signal with IECU control units, between the quick changing oil cylinder and quick change solenoid valve
Fluid pressure line is equipped with hydraulic lock, and the IECU control units are when complete machine is switched on powers on every time to quick change solenoid valve and connecting line
Shu Jinhang Function detections, when detecting in the event of failure, IECU control units will be switched off the circuit output of quick change solenoid valve.
The invention also includes quick change alarm, the quick change alarm is controlled by acquiring the connection wiring harness of signal with IECU
Unit connection processed, the IECU control units are when complete machine is switched on powers on every time to quick change alarm, quick change solenoid valve and connection
Harness carries out Function detection, and when detecting in the event of failure, IECU control units will be switched off the circuit output of quick change solenoid valve.
The IECU control units are led to after carrying out Function detection to quick change alarm, quick change solenoid valve and connection wiring harness
Cross acousto-optic or the current validity of the failure code prompt driver system.
The IECU control units control quick change alarm when quick change power switch is opened and send out alarm signal.
The IECU control units are integrated in complete machine IECU.
Compared with prior art, the beneficial effects of the invention are as follows：
(1) present invention can realize the alarm of alarm, warning driver's cabin person quick change electricity when quick change power switch is opened
Source has been powered, and if not the replacement for being meant to quick change accessory, then there is security risk, needs to immediately close off quick change power supply, keep away
Exempt from the security risk that malfunction is brought；
It (2) can be when complete machine be switched on powers on every time, by IECU control units to fast replacing device electrical system in the present invention
In quick change alarm, quick change solenoid valve and connection wiring harness carry out Function detection, signal prompt driver is sent out when system is normal；
Investigation repair in time is carried out by sound-light alarm alerting drivers when system exception, to ensure the validity and safety of quick-change system
Property；
(3) the quick-change system self-test in the present invention is controlled by software in IECU control units, IECU control units
It is integrated in complete machine IECU members, control cost and installation space can be saved；
(4) the IECU control units in the present invention can be synchronized when detecting the fast replacing device system failure disconnects quick change electromagnetism
The circuit of valve exports, and to activate the locking of hydraulic lock to work, so that quick change accessory is locked in position in quick changing oil cylinder, avoids quick change
Security risk caused by accessory disengages.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention；
1, accumulator in figure；2, quick change power switch；3, quick change function selecting switch；4, IECU control units；5, quick change
Alarm；6, quick change solenoid valve；7, hydraulic lock；8, quick changing oil cylinder.
Specific implementation mode
The invention will be further described with reference to the accompanying drawings and examples.
Embodiment 1：
As shown in Figure 1, loading machine quick-change equipment safety of the present invention controls electrical system, including accumulator 1, quick change
Power switch 2, quick change function selecting switch 3, IECU control units 4, quick change solenoid valve 6, quick changing oil cylinder 8, the accumulator 1,
6 points of quick change power switch 2, quick change function selecting switch 3, quick change solenoid valve connections, the quick change solenoid valve 6 pass through fluid pressure line
Quick changing oil cylinder 8 is connected, the quick change solenoid valve 6 is also connect by acquiring the connection wiring harness of signal with IECU control units 4, institute
The fluid pressure line stated between quick changing oil cylinder 8 and quick change solenoid valve 6 is equipped with hydraulic lock 7, and the IECU control units 4 are every in complete machine
Secondary booting carries out Function detection when powering on to quick change solenoid valve 6 and connection wiring harness, when detecting in the event of failure, IECU control units
4 will be switched off the circuit output of quick change solenoid valve 6.At this point, even if quick change power switch 2 is open, quick change solenoid valve 6 can not
Carry out electric by operating quick change function selecting switch 3, quick change solenoid valve 6 cannot get electricity, will activate hydraulic lock 7, thus will
Quick changing oil cylinder 8 is locked at middle position, and quick change accessory is avoided to disengage.Therefore the generation for avoiding peril from the root cause, ensures simultaneously
The validity of quick change function and the promptness of troubleshooting, improve operating efficiency, and hydraulic lock 7 is realized with IECU control units 4
The dual fail-safe of electrical system of the present invention, to more effectively play the role of security control.
The IECU control units 4 are integrated in complete machine IECU, the quick change power switch 2 and quick change function selecting switch
3 are mounted on right-side switch positions of panels in driver's cabin, easy to operation.
Embodiment 2：
As shown in Figure 1, loading machine quick-change equipment safety of the present invention controls electrical system, further include quick change alarm
5, the quick change alarm 5 is connect by acquiring the connection wiring harness of signal with IECU control units 4, the IECU control units
4 when complete machine is switched on powers on every time to quick change alarm 5, quick change solenoid valve 6 and the connection wiring harness in electrical system of the present invention into
Row Function detection, when detecting in the event of failure, IECU control units 4 will be switched off the circuit output of quick change solenoid valve 6, and system is normal
When send out signal prompt driver's cabin person；Driver's cabin person is warned to be arranged in time by sound-light alarm or failure code when system exception
Repair is looked into, to ensure the effectiveness and reliability of quick-change system.
The IECU control units 4 control quick change alarm 5 when quick change power switch 2 is opened and send out alarm signal, alert
Show that driver's cabin person's quick change power supply has been powered, if not the replacement for being meant to quick change accessory, then there is security risk, need at once
Quick change power supply is closed, the security risk for avoiding malfunction from bringing.
Other contents of the present embodiment are same as Example 1.
Claims (5)
1. a kind of loading machine quick-change equipment safety controls electrical system, it is characterised in that：It is opened including accumulator (1), quick change power supply
Close (2), quick change function selecting switch (3), IECU control units (4), quick change solenoid valve (6), quick changing oil cylinder (8), accumulator
(1), quick change power switch (2), quick change function selecting switch (3), quick change solenoid valve (6) electrical connection, the quick change solenoid valve (6)
Quick changing oil cylinder (8), connection wiring harness and IECU of the quick change solenoid valve (6) also by acquiring signal are connected by fluid pressure line
Control unit (4) connects, and the fluid pressure line between the quick changing oil cylinder (8) and quick change solenoid valve (6) is equipped with hydraulic lock (7),
The IECU control units (4) carry out Function detection when complete machine is switched on powers on every time to quick change solenoid valve (6) and connection wiring harness,
When detecting in the event of failure, IECU control units (4) will be switched off the circuit output of quick change solenoid valve (6).
2. loading machine quick-change equipment safety according to claim 1 controls electrical system, it is characterised in that：It further include quick change
Alarm (5), the quick change alarm (5) is connect by acquiring the connection wiring harness of signal with IECU control units (4), described
IECU control units (4) when complete machine is switched on powers on every time to quick change alarm (5), quick change solenoid valve (6) and connection wiring harness into
Row Function detection, when detecting in the event of failure, IECU control units (4) will be switched off the circuit output of quick change solenoid valve (6).
3. loading machine quick-change equipment safety according to claim 2 controls electrical system, it is characterised in that：The IECU controls
Unit (4) processed passes through acousto-optic or event after carrying out Function detection to quick change alarm (5), quick change solenoid valve (6) and connection wiring harness
Hinder the validity that code prompts driver's system current.
4. loading machine quick-change equipment safety according to claim 2 or 3 controls electrical system, it is characterised in that：It is described
IECU control units (4) control quick change alarm (5) when quick change power switch (2) are opened and send out alarm signal.
5. loading machine quick-change equipment safety according to claim 4 controls electrical system, it is characterised in that：The IECU controls
Unit (4) processed is integrated in complete machine IECU.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810539672.8A CN108442449A (en) | 2018-05-30 | 2018-05-30 | Loading machine quick-change equipment safety controls electrical system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810539672.8A CN108442449A (en) | 2018-05-30 | 2018-05-30 | Loading machine quick-change equipment safety controls electrical system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108442449A true CN108442449A (en) | 2018-08-24 |
Family
ID=63205797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810539672.8A Withdrawn CN108442449A (en) | 2018-05-30 | 2018-05-30 | Loading machine quick-change equipment safety controls electrical system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108442449A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113050515A (en) * | 2021-03-29 | 2021-06-29 | 湖南大学 | Full-automatic quick-change device control system and method for emergency rescue engineering equipment |
| CN113513510A (en) * | 2021-05-20 | 2021-10-19 | 徐州徐工挖掘机械有限公司 | Pressure flow automatic control quick-change hydraulic system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020189435A1 (en) * | 2001-06-19 | 2002-12-19 | Farmers' Factory Company | Work attachment for loader vehicle having wireless control over work attachment actuator |
| CN203613582U (en) * | 2013-12-23 | 2014-05-28 | 徐工集团工程机械股份有限公司科技分公司 | Loading machine quick-changing hydraulic system with safety locking function |
| KR20150117480A (en) * | 2014-04-10 | 2015-10-20 | 두산인프라코어 주식회사 | Method of controlling a quick coupler of an excavator and apparatus for performing the same |
| JP2015200104A (en) * | 2014-04-08 | 2015-11-12 | キャタピラー エス エー アール エル | Control device for quick coupler of work machine |
| CN205804459U (en) * | 2016-06-16 | 2016-12-14 | 安徽合力股份有限公司 | Hydraulic system for loading machine quick-change device |
| CN107190799A (en) * | 2017-07-19 | 2017-09-22 | 徐州徐工挖掘机械有限公司 | A kind of many equipment flow limit systems of hydraulic crawler excavator and method |
-
2018
- 2018-05-30 CN CN201810539672.8A patent/CN108442449A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020189435A1 (en) * | 2001-06-19 | 2002-12-19 | Farmers' Factory Company | Work attachment for loader vehicle having wireless control over work attachment actuator |
| CN203613582U (en) * | 2013-12-23 | 2014-05-28 | 徐工集团工程机械股份有限公司科技分公司 | Loading machine quick-changing hydraulic system with safety locking function |
| JP2015200104A (en) * | 2014-04-08 | 2015-11-12 | キャタピラー エス エー アール エル | Control device for quick coupler of work machine |
| KR20150117480A (en) * | 2014-04-10 | 2015-10-20 | 두산인프라코어 주식회사 | Method of controlling a quick coupler of an excavator and apparatus for performing the same |
| CN205804459U (en) * | 2016-06-16 | 2016-12-14 | 安徽合力股份有限公司 | Hydraulic system for loading machine quick-change device |
| CN107190799A (en) * | 2017-07-19 | 2017-09-22 | 徐州徐工挖掘机械有限公司 | A kind of many equipment flow limit systems of hydraulic crawler excavator and method |
Non-Patent Citations (2)
| Title |
|---|
| 孟庆莲;: "多功能装载机快换销轴控制系统", 建筑机械 * |
| 马广奇;: "浅谈属具快换液压系统工作控制原理", 机器人技术与应用 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113050515A (en) * | 2021-03-29 | 2021-06-29 | 湖南大学 | Full-automatic quick-change device control system and method for emergency rescue engineering equipment |
| CN113050515B (en) * | 2021-03-29 | 2022-03-08 | 湖南大学 | Full-automatic quick-change device control system and method for emergency rescue engineering equipment |
| CN113513510A (en) * | 2021-05-20 | 2021-10-19 | 徐州徐工挖掘机械有限公司 | Pressure flow automatic control quick-change hydraulic system |
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| 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 | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180824 |
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| WW01 | Invention patent application withdrawn after publication |