CN205445933U - Husky hydraulic system of interior throwing convenient to overhaul hydraulic pump - Google Patents
Husky hydraulic system of interior throwing convenient to overhaul hydraulic pump Download PDFInfo
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- CN205445933U CN205445933U CN201521134661.XU CN201521134661U CN205445933U CN 205445933 U CN205445933 U CN 205445933U CN 201521134661 U CN201521134661 U CN 201521134661U CN 205445933 U CN205445933 U CN 205445933U
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- hydraulic
- oil
- hydraulic pump
- pump
- fuel tank
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Abstract
The utility model discloses a husky hydraulic system of interior throwing convenient to overhaul hydraulic pump, include: a bottom plate seat, one installs motor on the bottom plate seat, one sets up just be located on the bottom plate seat motor one side holds the oil tank of hydraulic oil, the oil tank has an oil -feed port and an oil return opening, the setting is in on the bottom plate seat and with motor connection's hydraulic pump, the hydraulic pump has a pump inlet port and one pumps the hydraulic fluid port, the pump inlet port of hydraulic pump with the oil -feed port of oil tank is connected, its pump the hydraulic fluid port with the oil return opening of oil tank is connected, the pump inlet port of hydraulic pump with be provided with a switching valve between the oil -feed port of oil tank. When hydraulic pressure pump overhaul or change, directly cut off the oil circuit between hydraulic pump and the oil tank through closing switching valve, can overhaul or change the pump package to the hydraulic pump like this, also avoided the hydraulic oil secondary pollution in the oil tank simultaneously, reduced the process and the man -hour of overhauing.
Description
Technical field
This utility model relates to hydraulic system technical field, particularly relates to the interior sand throwing hydraulic system of a kind of easy access hydraulic pump.
Background technology
Existing interior sand throwing hydraulic system is when hydraulic pump maintenance or replacing, need to evacuate the hydraulic oil of whole fuel tank, the hydraulic oil released needs other container to lay temporarily, this secondary pollution being easy for causing hydraulic oil, too increase operation and the man-hour of maintenance simultaneously, bring great inconvenience to service work.To this end, applicant carried out useful exploration and trial, have found result of the above problems, technical scheme described below produces under this background.
Utility model content
Technical problem to be solved in the utility model: there is, for existing interior sand throwing hydraulic system, the problem that maintenance is inconvenient, the interior sand throwing hydraulic system of a kind of easy access hydraulic pump is now provided.
This utility model is solved the technical problem that to realize by the following technical solutions:
A kind of interior sand throwing hydraulic system of easy access hydraulic pump, including:
One bottom block；
One is arranged on the motor on described bottom block；
One is arranged on described bottom block and is positioned at described motor side and is contained with the fuel tank of hydraulic oil, and described fuel tank has an oil-feed port and an oil return opening；
The hydraulic pump being arranged on described bottom block and couple with described motor, described hydraulic pump has a pumping hydraulic fluid port and and pumps out hydraulic fluid port, and the pumping hydraulic fluid port of described hydraulic pump is connected with the oil-feed port of described fuel tank, and it pumps out hydraulic fluid port and is connected with the oil return opening of described fuel tank；It is characterized in that,
It is provided with a controlled valve between the pumping hydraulic fluid port and the oil-feed port of described fuel tank of described hydraulic pump.
In a preferred embodiment of the present utility model, described controlled valve is Hand-operated butterfly valve.
In a preferred embodiment of the present utility model, between the pumping hydraulic fluid port of described controlled valve and described hydraulic pump, it is provided with an elastic shock attenuation joint.
In a preferred embodiment of the present utility model, described elastic shock attenuation joint is rubber shock-absorbing joint.
In a preferred embodiment of the present utility model, being provided with a return filter in described fuel tank, the oil-in that filters of described return filter is connected with the hydraulic fluid port that pumps out of described hydraulic pump via the oil return opening of described fuel tank.
In a preferred embodiment of the present utility model, described hydraulic pump is plunger displacement pump.
Owing to have employed technical scheme as above, the beneficial effects of the utility model are: when hydraulic pump maintenance or replacing, directly cut off the oil circuit between hydraulic pump and fuel tank by closing switch valve, so hydraulic pump can be overhauled or changes pump group, it also avoid the hydraulic oil secondary pollution in fuel tank simultaneously, decrease operation and the man-hour of maintenance.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in describing below is only embodiments more of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
For the technological means making this utility model realize, creation characteristic, reach purpose and be easy to understand with effect, below in conjunction with being specifically illustrating, this utility model is expanded on further.
Seeing Fig. 1, be given in figure is the interior sand throwing hydraulic system of a kind of easy access hydraulic pump of the present utility model, including bedplate 100, motor 200, fuel tank 300, hydraulic pump 400 and controlled valve 500.
Motor 200 is arranged on bedplate 100.Fuel tank 300 is arranged on bedplate 100 and is positioned at motor 200 side, is contained with hydraulic oil in fuel tank 300, and fuel tank 300 has oil-feed port 310 and an oil return opening (not shown).
Hydraulic pump 400 is arranged on bedplate 100, and the drive shaft 410 of hydraulic pump 400 is coupled by shaft coupling 700 in bell cover 600 with the output shaft 210 of motor 200, and hydraulic pump 400 is driven operation by motor 200.Hydraulic pump 400 has a pumping hydraulic fluid port 420 and and pumps out hydraulic fluid port 430, and the pumping hydraulic fluid port 420 of hydraulic pump 400 is connected with the oil-feed port 310 of fuel tank 300 by controlled valve 500, and it pumps out hydraulic fluid port 430 and is connected with the oil return opening of fuel tank 300.In the present embodiment, hydraulic pump 400 is plunger displacement pump, and controlled valve 500 is Hand-operated butterfly valve.
Owing to motor 200 and hydraulic pump 400 can produce vibrations in running, in order to ensure that between the pumping hydraulic fluid port 420 of hydraulic pump 400 and controlled valve 500, excellent sealing is connected, being provided with an elastic shock attenuation joint 800 between the pumping hydraulic fluid port 420 of controlled valve 500 and hydraulic pump 400, elastic shock attenuation joint 800 is preferably rubber shock-absorbing joint.
In order to ensure that the hydraulic fluid port 420 that pumps out from hydraulic pump 400 is back to the clarity of the hydraulic oil in fuel tank 300, being provided with a return filter 900 in fuel tank 300, the oil-in 910 that filters of return filter 900 is connected with the hydraulic fluid port 430 that pumps out of hydraulic pump 400 via the oil return opening of fuel tank 300.
Of the present utility model ultimate principle and principal character and of the present utility model advantage have more than been shown and described.Skilled person will appreciate that of the industry; this utility model is not restricted to the described embodiments; described in above-described embodiment and description, principle of the present utility model is simply described; on the premise of without departing from this utility model spirit and scope; this utility model also has various changes and modifications, in the range of these changes and improvements both fall within claimed this utility model.This utility model claims scope and is defined by appending claims and equivalent thereof.
Claims (6)
1. an interior sand throwing hydraulic system for easy access hydraulic pump, including:
One bottom block；
One is arranged on the motor on described bottom block；
One is arranged on described bottom block and is positioned at described motor side and is contained with the fuel tank of hydraulic oil, and described fuel tank has an oil-feed port and an oil return opening；
The hydraulic pump being arranged on described bottom block and couple with described motor, described hydraulic pump has a pumping hydraulic fluid port and and pumps out hydraulic fluid port, and the pumping hydraulic fluid port of described hydraulic pump is connected with the oil-feed port of described fuel tank, and it pumps out hydraulic fluid port and is connected with the oil return opening of described fuel tank；It is characterized in that,
It is provided with a controlled valve between the pumping hydraulic fluid port and the oil-feed port of described fuel tank of described hydraulic pump.
2. the interior sand throwing hydraulic system of easy access hydraulic pump as claimed in claim 1, it is characterised in that described controlled valve is Hand-operated butterfly valve.
3. the interior sand throwing hydraulic system of easy access hydraulic pump as claimed in claim 1, it is characterised in that be provided with an elastic shock attenuation joint between the pumping hydraulic fluid port of described controlled valve and described hydraulic pump.
4. the interior sand throwing hydraulic system of easy access hydraulic pump as claimed in claim 3, it is characterised in that described elastic shock attenuation joint is rubber shock-absorbing joint.
5. the interior sand throwing hydraulic system of the easy access hydraulic pump as according to any one of Claims 1-4, it is characterized in that, being provided with a return filter in described fuel tank, the oil-in that filters of described return filter is connected with the hydraulic fluid port that pumps out of described hydraulic pump via the oil return opening of described fuel tank.
6. the interior sand throwing hydraulic system of easy access hydraulic pump as claimed in claim 5, it is characterised in that described hydraulic pump is plunger displacement pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521134661.XU CN205445933U (en) | 2015-12-30 | 2015-12-30 | Husky hydraulic system of interior throwing convenient to overhaul hydraulic pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521134661.XU CN205445933U (en) | 2015-12-30 | 2015-12-30 | Husky hydraulic system of interior throwing convenient to overhaul hydraulic pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205445933U true CN205445933U (en) | 2016-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521134661.XU Active CN205445933U (en) | 2015-12-30 | 2015-12-30 | Husky hydraulic system of interior throwing convenient to overhaul hydraulic pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205445933U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108302073A (en) * | 2018-03-26 | 2018-07-20 | 徐工集团工程机械有限公司 | A kind of automobile-used impeller rotating hydraulic system of sand throwing fire extinguishing |
-
2015
- 2015-12-30 CN CN201521134661.XU patent/CN205445933U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108302073A (en) * | 2018-03-26 | 2018-07-20 | 徐工集团工程机械有限公司 | A kind of automobile-used impeller rotating hydraulic system of sand throwing fire extinguishing |
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