CN202187967U - Hydraulic oil tank and crane with same - Google Patents
Hydraulic oil tank and crane with same Download PDFInfo
- Publication number
- CN202187967U CN202187967U CN2011203024334U CN201120302433U CN202187967U CN 202187967 U CN202187967 U CN 202187967U CN 2011203024334 U CN2011203024334 U CN 2011203024334U CN 201120302433 U CN201120302433 U CN 201120302433U CN 202187967 U CN202187967 U CN 202187967U
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- hydraulic oil
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Abstract
The utility model discloses a hydraulic oil tank comprising an oil tank body and a pipeline, wherein the pipeline is arranged in the oil tank body; and the inlet and the outlet of the pipeline are arranged outside the oil tank body and can be connected with a heat source or a cold source. When the viscosity of hydraulic oil is too high/low to suit operation of a hydraulic system, the inlet and the outlet of the pipeline are connected with the heat source or the cold source to heat or cool liquid in the pipeline, and the liquid flows in the pipeline in a circulating manner, so that heat exchange is carried out between the hydraulic oil outside the pipeline in the oil tank body and the liquid in the pipeline, which changes the temperature of the hydraulic oil and adjusts the viscosity of the hydraulic oil to ensure the optimum working performance of the hydraulic oil and improve the normal working performance of a construction machinery under a harsh environment such as a cold environment, a high-temperature environment and the like. The utility model discloses a crane with the hydraulic oil tank.
Description
Technical field
The utility model relates to engineering machinery field, particularly relates to a kind of hydraulic oil container.In addition, the utility model also relates to a kind of hoist that comprises above-mentioned hydraulic oil container.
Background technique
Along with the fast development of China's economic construction, market for the application of engineering machinery more and more widely, along with improving constantly of engineering machinery tonnage, hydraulic system increases in the application of engineering machinery field day by day.
Hydraulic oil container is the important composition element in the hydraulic system, and hydraulic oil container generally is designed to box-structure, by the plate sheet welding moulding, can carry out the installation of hydraulic system auxiliary element on the casing.Hydraulic oil container is mainly stored hydraulic oil liquid, and hydraulic oil liquid is the medium that transmits energy in the hydraulic system, in hydraulic system, plays crucial effects.
Please refer to Fig. 1 and Fig. 2, Fig. 1 is a kind of typical hydraulic system schematic representation, Fig. 2 be among Fig. 1 A-A to sectional view.
Hydraulic system comprises air-strainer 51, drawstring 52, oil box 53, oil return oil purifier 55, oil suction oil purifier 56 and tank support 57.Said tank support 57 is installed on the scaffold of engineering machinery, and oil box 53 is installed on the tank support 57 and by drawstring 52 and fixes.
The hydraulic oil container body processing technology requires high, and each weld seam will guarantee non-leakage.Air-strainer 51 on the fuel tank cap can reduce hydraulic oil and contact with extraneous; Dividing plate 54 can once filter the hydraulic oil of recycle; Oil return oil purifier 55 can carry out the second time to the hydraulic oil of recycle and filter.
Hydraulic oil self has certain characteristic, and viscosity is that one of key property of hydraulic oil also is a primary factor of selecting hydraulic oil, and the hydraulic pressure oil viscosity is to reducing clearance leakage, guaranteeing that the sealing of hydraulic element plays a very important role.
Viscosity is the parameter of expression hydraulic oil characteristic, and the hydraulic oil viscosity value directly influences the service behaviour of hydraulic system.When hydraulic oil viscosity was too high, each component movement resistance of hydraulic system increased, and the suction capacity of oil hydraulic pump is descended, and pipeline pressure falls with power loss and also increases in the while hydraulic system.Otherwise viscosity is crossed when low, makes that leakage rate increases in the hydraulic system, and the support force of hydraulic pressure oil film descends, and causes producing friction between hydraulic element, so the height of hydraulic pressure oil viscosity will directly influence the working efficiency of engineering machinery.
The operating environment of engineering machinery is complicated; Hydraulic oil receives such environmental effects easily; Particularly when engineering machinery under relative rugged environment during operation; Will influence the work of engineering machinery when hydraulic oil liquid viscosity is too high or too low, situation is serious may cause the engineering machinery can't proper functioning, brings tremendous loss to construction.
Therefore, how making the engineering machinery also can proper functioning under relative rugged environment, be the present technical issues that need to address of those skilled in the art.
The model utility content
The purpose of the utility model provides a kind of hydraulic oil container, and this hydraulic oil container can be regulated its internal hydraulic pressure oil viscosity, makes the engineering machinery also can proper functioning under relative rugged environment.Another purpose of the utility model provides a kind of hoist that comprises above-mentioned hydraulic oil container.
For solving the problems of the technologies described above, the utility model provides a kind of hydraulic oil container, comprises oil box and pipeline, and said pipeline is positioned at said oil box inside and has and is positioned at import and the outlet that said oil box outside can be connected with thermal source or low-temperature receiver.
Preferably, said pipeline is positioned at the outside part of said oil box and has switch valve.
Preferably, said pipeline is supported on said oil box inwall by pipe clamp.
Preferably, the said pipeline part that is positioned at said oil box is crooked spiral.
The utility model also provides a kind of hoist, comprises scaffold and above-mentioned each the described hydraulic oil container that is connected with said scaffold.
The utility model provides a kind of hydraulic oil container, comprises oil box and pipeline, and it is inner that said pipeline is positioned at said oil box, and it is outside that the import of said pipeline and outlet are positioned at said oil box, and said import can be connected with thermal source or low-temperature receiver with outlet.
When the hydraulic pressure oil viscosity was too high or too low, said import was connected with thermal source or low-temperature receiver with outlet, heated or cooled off the liquid in the said pipeline, and said liquid will circulate in pipeline.It is inner that the major part of said pipeline is located at said oil box; Will produce heat exchange with the liquid that is positioned at pipeline so be positioned at the outer hydraulic oil of oil box pipeline; Thereby change the temperature of hydraulic oil, and then regulated the hydraulic pressure oil viscosity, make hydraulic oil be in best service behaviour.
In another preferred embodiment, said hydraulic oil container also comprises switch valve and pipe clamp.Said switch valve can be controlled flowing of the interior liquid of said pipeline or static; Said pipeline is supported on said oil box inwall by said pipe clamp, makes it reliable and stable.When heating or cool off hydraulic oil to appropriate viscosity, the off switch valve makes the liquid in the loop stop to flow, thereby has stopped the adjusting to hydraulic fluid temperature and viscosity, makes hydraulic oil be in the viscosity state of best suitable hydraulic system proper functioning.
The utility model also provides a kind of hoist, comprises above-mentioned hydraulic oil container, and when engineering machinery is in when working under cold or the hot environment, its hydraulic oil viscosity is too high or too low, will make the engineering machinery cisco unity malfunction.At this moment; The import of hydraulic oil container pipeline is connected thermal source or low-temperature receiver with outlet; The hydraulic pressure oil viscosity is regulated the viscosity state when making it be in the engineering machinery proper functioning; Make the said engineering machinery also can proper functioning under rugged environments such as cold or high temperature, said engineering machinery specifically can be hoist or excavator.
Description of drawings
Fig. 1 is a kind of typical hydraulic system schematic representation;
Fig. 2 be among Fig. 1 A-A to sectional view;
Fig. 3 is the structural representation of a kind of embodiment of hydraulic oil container that the utility model provided;
Fig. 4 be among Fig. 3 B-B to sectional view.
Embodiment
The core of the utility model provides a kind of hydraulic oil container that is used for, and this hydraulic oil container is the oil viscosity of betterment works machinery significantly, makes the proper functioning of its suitable engineering machinery.Another core of the utility model provides a kind of hoist that comprises above-mentioned hydraulic oil container.
In order to make those skilled in the art person understand the scheme of the utility model better, the utility model is done further to specify below in conjunction with accompanying drawing and embodiment.
Please refer to Fig. 3 and Fig. 4, Fig. 3 is the structural representation of a kind of embodiment of hydraulic oil container that the utility model provided, Fig. 4 be among Fig. 3 B-B to sectional view.
In a kind of embodiment; The hydraulic oil container that the utility model provided; Comprise oil box 1 and pipeline 2, the major part of said pipeline 2 is positioned at said oil box 1 inside, and the import of said pipeline 2 is positioned at oil box 1 outside with outlet and can be connected with thermal source or low-temperature receiver.
The too high or too low proper functioning that all will influence engineering machinery of hydraulic oil viscosity, the height of hydraulic fluid temperature can directly influence the height of its viscosity.In order to make the hydraulic pressure oil viscosity be in the state of the most suitable best engineering machinery work, utilize the import of pipeline 2 in the utility model to be connected with thermal source or low-temperature receiver with outlet, the liquid in heating or the cooling line 2, said hydraulic pressure will circulate in pipeline 2.Because the major part of said pipeline 2 is positioned at said oil box 1 inside; Can produce heat exchange with the liquid that is positioned at pipeline 2 so be positioned at said oil box 1 said pipeline 2 outer hydraulic oil; Can change the temperature of hydraulic oil; And then regulate the too high or too low hydraulic oil of viscosity, make it reach best working state.
When engineering machinery when winter, cold environment was worked down, the hydraulic pressure oil viscosity is too high, and the import of said pipeline 2 is connected with thermal source with outlet; Liquid in the heating pipe line, said liquid circulates in pipeline 2, at this moment; In the pipeline 2 liquid of heat will with the hydraulic oil generation heat exchange of pipeline 2 external coolings in the oil box 1; Hydraulic oil is heated, and its viscosity can reduce relatively when hydraulic fluid temperature raise, thereby is fit to the proper functioning of engineering machinery.
Aforesaid thermal source can produce the parts of heat for the engineering machinery self of using this hydraulic oil container; The recirculated cooling water of motor for example; Also can be the external heat source that is provided with for hydraulic oil container specially; Obviously not only be confined to above situation, other can make the method for fluid temperature rising in the pipeline also can be used as the thermal source of the utility model.
When engineering machinery is worked under hot environment; It's the end is past the hydraulic pressure oil viscosity; The import of said pipeline 2 can be connected with low-temperature receiver with outlet; The principle that the principle of raising hydraulic oil viscosity and front reduce its viscosity is similar, is not giving unnecessary details here, and hydraulic oil viscosity can be adjusted into the state that is fit to hydraulic work system.
Low-temperature receiver in the utility model can be the device for the special reduction fluid temperature that is provided with of hydraulic oil container; For example can make said import be connected one section pipeline that places frozen water with outlet; Certainly not only be confined to this kind situation, other can make the method for fluid temperature reduction in the pipeline also can be used as the low-temperature receiver of the utility model.
Liquid in the utility model pipeline 2; Can be water, the good fluidity specific heat capacity of water is bigger, the absorption when specific heat capacity is unit mass object change unit temperature or the interior ability of release; The liquid that specific heat capacity is big absorbs (or emitting) a lot of heat and the temperature of self changes seldom; (or reduction) the uniform temperature heat absorption (or heat release) that raises is a lot, is very beneficial for as cooling or heating.Obviously the liquid in the utility model not only is confined to water, and the liquid that other good fluidity specific heat capacities are big also can be used for this hydraulic oil container.
In another kind of embodiment, the hydraulic oil container that the utility model provides also comprises switch valve 3 and pipe clamp 4.The action of said switch valve 3 is flowing with static of pilot line 2 interior liquid directly, and said pipe clamp 4 is supported on oil box 1 inwall with pipeline 2.When engineering machinery is under high temperature or the cold environment; When the hydraulic pressure oil viscosity is not suitable for engineering machinery work; Can utilize the utility model that oil box 1 inner hydraulic oil viscosity is regulated, when the hydraulic pressure oil viscosity is adjusted to the state of the most suitable best engineering machinery work, off switch valve 3; This moment, pipeline 2 interior liquid stopped to flow, even hydraulic oil viscosity remains on best working state.
Switch valve can be butterfly valve, ball valve, stop valve, gate valve or the like as stated, and switch valve is simple to operation.Obviously not only be confined to various switch valves, can realize that pipeline circulation or other any devices of closing also are fine.
Foregoing pipe clamp 4 is supported on oil box 1 inwall with pipeline, makes pipeline 2 keep stable, more reliable work.Obviously fixedly the device of pipeline 2 not only is confined to pipe clamp 4, can make pipeline 2 keep other stable devices also to be fine in oil box 1 inside.
Except above-mentioned hydraulic oil container, the utility model also provides a kind of engineering machinery that comprises above-mentioned hydraulic oil container, and the structure of other each several parts of this project machinery please refer to existing technology, and this paper repeats no more.
Particularly, above-mentioned engineering machinery can be that hoist or excavator or other have the engineering machinery of hydraulic oil container.
More than hydraulic oil container and hoist that the utility model provided have been carried out detailed introduction.Used concrete example among this paper the principle and the mode of execution of the utility model are set forth, above embodiment's explanation just is used to help to understand the method and the core concept thereof of the utility model.Should be understood that; For those skilled in the art; Under the prerequisite that does not break away from the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.
Claims (5)
1. a hydraulic oil container comprises oil box (1), it is characterized in that, also comprises pipeline (2), and said pipeline (2) is positioned at said oil box (1) inside and has and is positioned at import and the outlet that said oil box (1) outside can be connected with thermal source or low-temperature receiver.
2. hydraulic oil container as claimed in claim 1 is characterized in that, said pipeline (2) is positioned at the outside part of said oil box (1) and has switch valve (3).
3. hydraulic oil container as claimed in claim 2 is characterized in that, said pipeline (2) is supported on said oil box inwall by pipe clamp (4).
4. hydraulic oil container as claimed in claim 3 is characterized in that, the part that said pipeline (2) is positioned at said oil box (1) is crooked spiral.
5. hoist, said hoist comprises scaffold, it is characterized in that, the hydraulic oil container that is connected with said scaffold is each described hydraulic oil container of claim 1 to 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203024334U CN202187967U (en) | 2011-08-18 | 2011-08-18 | Hydraulic oil tank and crane with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203024334U CN202187967U (en) | 2011-08-18 | 2011-08-18 | Hydraulic oil tank and crane with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202187967U true CN202187967U (en) | 2012-04-11 |
Family
ID=45919421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203024334U Expired - Fee Related CN202187967U (en) | 2011-08-18 | 2011-08-18 | Hydraulic oil tank and crane with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202187967U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102878123A (en) * | 2012-09-25 | 2013-01-16 | 三一重机有限公司 | Engineering machinery and hydraulic oil tank thereof |
| CN103883570A (en) * | 2014-04-14 | 2014-06-25 | 广西南宁百兰斯科技开发有限公司 | Oil tank with bottom face provided with arc-shaped pipe |
-
2011
- 2011-08-18 CN CN2011203024334U patent/CN202187967U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102878123A (en) * | 2012-09-25 | 2013-01-16 | 三一重机有限公司 | Engineering machinery and hydraulic oil tank thereof |
| CN103883570A (en) * | 2014-04-14 | 2014-06-25 | 广西南宁百兰斯科技开发有限公司 | Oil tank with bottom face provided with arc-shaped pipe |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120411 Termination date: 20200818 |