CN102942121B - A kind of Double-power crane - Google Patents
A kind of Double-power crane Download PDFInfo
- Publication number
- CN102942121B CN102942121B CN201210465281.9A CN201210465281A CN102942121B CN 102942121 B CN102942121 B CN 102942121B CN 201210465281 A CN201210465281 A CN 201210465281A CN 102942121 B CN102942121 B CN 102942121B
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- Prior art keywords
- oil pump
- pump unit
- auxiliary
- motor
- hydraulic
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Abstract
The present invention discloses a kind of Double-power crane, comprise base and be arranged on the turntable on described base, described turntable is provided with arm and platform, described platform is provided with A shape frame, lifting mechanism, swing type mechanism, electric-control system, hydraulic efficiency pressure system and for providing the engine installation of hydraulic oil for hydraulic efficiency pressure system, described engine installation comprises main oil pump unit and auxiliary oil pump unit, and described main oil pump unit, auxiliary oil pump unit are all connected with the hydraulic reservoir of hydraulic efficiency pressure system.Described Double-power crane structure is simple, be easy to realize, its engine installation comprises main oil pump unit and auxiliary oil pump unit, two independent engine installations both can use together, also can be for subsequent use each other, and mair motor, auxiliary-motor can successively start successively, thus effectively can reduce the starting current of motor, and reduce the load request of hoisting crane to power supply grid accordingly.
Description
Technical field
The present invention relates to a kind of hoisting crane, particularly relate to a kind of Double-power crane.
Background technology
Hoisting crane belongs to the one of elevator machinery, be a kind ofly to circulate, the machinery of intermittent moment.Hoisting crane mainly comprises lifting mechanism, operating unit, swing type mechanism, swing type mechanism and metal construction etc.Existing hoisting crane, adopt single motor single oil pump engine installation to provide hydraulic oil for hydraulic efficiency pressure system, its power is single, once motor or oil pump damage, hoisting crane cannot will work because running out of steam, and impact uses.
Summary of the invention
The object of the invention is to for the problems referred to above, provide a kind of Double-power crane, during to solve existing hoisting crane for providing the engine installation of hydraulic oil to damage for hydraulic efficiency pressure system, hoisting crane just cannot use, the problem that impact uses.
The object of the invention is to be achieved through the following technical solutions:
A kind of Double-power crane, comprise base and be arranged on the turntable on described base, described turntable is provided with arm and platform, described platform is provided with A shape frame, lifting mechanism, swing type mechanism, electric-control system, hydraulic efficiency pressure system and for providing the engine installation of hydraulic oil for hydraulic efficiency pressure system, described engine installation comprises main oil pump unit and auxiliary oil pump unit, and described main oil pump unit, auxiliary oil pump unit are all connected with the hydraulic reservoir of hydraulic efficiency pressure system.
Further, described main oil pump unit comprises main base, mair motor and main oil pump, and described mair motor is arranged on main base, and it is connected with main oil pump by lead spindle.
Further, described auxiliary oil pump unit comprises sub-mount, auxiliary-motor and auxiliary oil pump, and described auxiliary-motor is arranged on sub-mount, and it is connected with auxiliary oil pump by duplicate invoice axial organ.
Further, the connecting line between described main oil pump unit and hydraulic reservoir is provided with the first check valve, the connecting line of described auxiliary oil pump unit and inflow pipeline is provided with the second check valve.
Beneficial effect of the present invention is, described Double-power crane structure is simple, be easy to realize, its engine installation comprises main oil pump unit and auxiliary oil pump unit, two independent engine installations both can use together, also can be for subsequent use each other, and mair motor, auxiliary-motor can successively start successively, thus effectively can reduce the starting current of motor, and reduce the load request of hoisting crane to power supply grid accordingly.
Accompanying drawing explanation
Fig. 1 is the front view of a kind of Double-power crane of the present invention;
Fig. 2 is the birds-eye view of a kind of Double-power crane of the present invention;
Fig. 3 is the structural representation of main oil pump unit of the present invention;
Fig. 4 is the structural representation of auxiliary oil pump unit of the present invention.
In figure:
1, base; 2, turntable; 3, platform; 4, A shape frame; 5, hydraulic reservoir; 6, arm; 7, auxiliary oil pump unit; 8, swing type mechanism; 9, main oil pump unit; 10, main base; 11, mair motor; 12, lead spindle; 13, main oil pump; 14, bumper; 15, sub-mount; 16, auxiliary-motor; 17, duplicate invoice axial organ; 18, auxiliary oil pump.
Detailed description of the invention
Technical scheme of the present invention is further illustrated by detailed description of the invention below in conjunction with accompanying drawing.
Please refer to shown in Fig. 1 to Fig. 4, in the present embodiment, a kind of Double-power crane, comprise base 1 and be arranged on the turntable 2 on described base 1, described turntable 2 is provided with arm 6 and platform 3, described platform 3 is provided with A shape frame 4, lifting mechanism, swing type mechanism 8, electric-control system, hydraulic efficiency pressure system and for providing the engine installation of hydraulic oil for hydraulic efficiency pressure system, described engine installation comprises main oil pump unit 9 and auxiliary oil pump unit 7, described main oil pump unit 9, auxiliary oil pump unit 7 is all connected with the hydraulic reservoir 5 of hydraulic efficiency pressure system, and connecting line between described main oil pump unit 9 and hydraulic reservoir 5 is provided with the first check valve, described auxiliary oil pump unit 7 and the connecting line of inflow pipeline are provided with the second check valve, described main oil pump unit 9 comprises main base 10, mair motor 11 and main oil pump 13, described mair motor 11 is arranged on main base 10, and it is connected with main oil pump 13 by lead spindle 12, described auxiliary oil pump unit 7 comprises sub-mount 15, auxiliary-motor 16 and auxiliary oil pump 18, described auxiliary-motor 16 is arranged on sub-mount 15, and it is connected with auxiliary oil pump 18 by duplicate invoice axial organ 17.
Preferably, described main base, sub-mount lower end are provided with bumper 14, increase its damping effect.
Described Double-power crane structure is simple, be easy to realize, its engine installation is double dynamical, two independent engine installations both can use together, also can be for subsequent use each other, and mair motor 11, auxiliary-motor 16 can successively start successively, thus effectively can reduce the starting current of motor, and reduce the load request of hoisting crane to power supply grid accordingly.
Above embodiment has just set forth groundwork of the present invention and characteristic; the present invention does not limit by above-described embodiment; without departing from the spirit and scope of the present invention, the present invention also has various change and change, and these changes and change all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (2)
1. a Double-power crane, comprise base and be arranged on the turntable on described base, described turntable is provided with arm and platform, described platform is provided with A shape frame, lifting mechanism, swing type mechanism, electric-control system, hydraulic efficiency pressure system and for providing the engine installation of hydraulic oil for hydraulic efficiency pressure system, it is characterized in that: described engine installation comprises main oil pump unit and auxiliary oil pump unit, described main oil pump unit, auxiliary oil pump unit are all connected with the hydraulic reservoir of hydraulic efficiency pressure system; Described main oil pump unit and auxiliary oil pump unit use together;
Described main oil pump unit comprises main base, mair motor and main oil pump, and described mair motor is arranged on main base, and it is connected with main oil pump by lead spindle;
Described auxiliary oil pump unit comprises sub-mount, auxiliary-motor and auxiliary oil pump, and described auxiliary-motor is arranged on sub-mount, and it is connected with auxiliary oil pump by duplicate invoice axial organ;
Described main base, sub-mount lower end are provided with bumper, and mair motor, auxiliary-motor successively start successively.
2. a kind of Double-power crane according to claim 1, it is characterized in that: the connecting line between described main oil pump unit and hydraulic reservoir is provided with the first check valve, the connecting line of described auxiliary oil pump unit and inflow pipeline is provided with the second check valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210465281.9A CN102942121B (en) | 2012-11-16 | 2012-11-16 | A kind of Double-power crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210465281.9A CN102942121B (en) | 2012-11-16 | 2012-11-16 | A kind of Double-power crane |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102942121A CN102942121A (en) | 2013-02-27 |
| CN102942121B true CN102942121B (en) | 2016-03-09 |
Family
ID=47725145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210465281.9A Expired - Fee Related CN102942121B (en) | 2012-11-16 | 2012-11-16 | A kind of Double-power crane |
Country Status (1)
| Country | Link |
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| CN (1) | CN102942121B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107458972A (en) * | 2017-09-06 | 2017-12-12 | 徐工集团工程机械股份有限公司 | A kind of multi-functional crawler crane |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2784385Y (en) * | 2004-12-07 | 2006-05-31 | 张兴营 | Oil and electricity dual-purpose crane for automobiles |
| CN1837012A (en) * | 2006-04-13 | 2006-09-27 | 梁毅 | Double-drive walking type chassis crane |
| CN201109689Y (en) * | 2007-11-01 | 2008-09-03 | 三一重工股份有限公司 | Crane hydraulic system |
| CN102491207A (en) * | 2011-12-20 | 2012-06-13 | 中联重科股份有限公司 | Movable-arm tower crane |
| CN202369283U (en) * | 2011-12-20 | 2012-08-08 | 愚公机械股份有限公司 | Double-power mobile crane |
| CN202967927U (en) * | 2012-11-16 | 2013-06-05 | 无锡市华星船舶设备有限公司 | Double-power crane |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4722466B2 (en) * | 2004-12-06 | 2011-07-13 | 古河機械金属株式会社 | Vehicle-mounted hybrid crane |
-
2012
- 2012-11-16 CN CN201210465281.9A patent/CN102942121B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2784385Y (en) * | 2004-12-07 | 2006-05-31 | 张兴营 | Oil and electricity dual-purpose crane for automobiles |
| CN1837012A (en) * | 2006-04-13 | 2006-09-27 | 梁毅 | Double-drive walking type chassis crane |
| CN201109689Y (en) * | 2007-11-01 | 2008-09-03 | 三一重工股份有限公司 | Crane hydraulic system |
| CN102491207A (en) * | 2011-12-20 | 2012-06-13 | 中联重科股份有限公司 | Movable-arm tower crane |
| CN202369283U (en) * | 2011-12-20 | 2012-08-08 | 愚公机械股份有限公司 | Double-power mobile crane |
| CN202967927U (en) * | 2012-11-16 | 2013-06-05 | 无锡市华星船舶设备有限公司 | Double-power crane |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102942121A (en) | 2013-02-27 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160309 Termination date: 20171116 |