CN202431648U - Hydraulic pump station of car pusher - Google Patents
Hydraulic pump station of car pusher Download PDFInfo
- Publication number
- CN202431648U CN202431648U CN2012200175784U CN201220017578U CN202431648U CN 202431648 U CN202431648 U CN 202431648U CN 2012200175784 U CN2012200175784 U CN 2012200175784U CN 201220017578 U CN201220017578 U CN 201220017578U CN 202431648 U CN202431648 U CN 202431648U
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- oil
- valve
- pipe
- connects
- accumulator
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Abstract
The utility model discloses a hydraulic pump station of a car pusher, relating to a hydraulic pump station. The hydraulic pump station comprises an oil tank component; one side of the oil tank component is connected with two oil pumps; each oil pump is connected with a motor; an output end of each oil pump is connected with a first oil inlet pipe; an output end of each first oil inlet pipe is connected with a valve group; two valve groups are connected; each valve group is connected with a front-cavity oil pipe and a rear-cavity oil pipe respectively; two valve groups are connected through a second oil return main pipe; the second oil return main pipe is connected with a first oil return main pipe; the first oil return main pipe is connected with an oil cooler; an output end of the oil cooler is connected with an oil return filter through an oil pipe; and the oil return filter is connected with the oil tank component. When the oil pump of the pump station system suddenly fails, the standby oil pump is directly started, and the failed oil pump can be directly overhauled or replaced. When the valve of a valve group of the pump station system fails, an oil inlet ball valve of the failed valve group is closed, and an oil inlet ball valve of the standby valve group is manually started at the same time, thus the normal work of the hydraulic pump station is not influenced when the failed valve group is replaced.
Description
Technical field
The utility model relates to a kind of hydraulic power unit, relates in particular to a kind of car puller hydraulic power unit.
Background technique
The sintered ore chassis that the steel industry agglomerating plant uses is carried hydraulic power unit of the normal employing of running to drive a table oil cylinder and is made drive unit; But owing to adopt single oil pump and the control of single valve group, often because of certain valve fault on oil pump or the valve group or damage and to make system's proper functioning directly influence production to cause economic loss.
Summary of the invention
The purpose of the utility model is in order to overcome the deficiency of existing technology, a kind of car puller hydraulic power unit to be provided, customer service the defective that system can't proper functioning because of certain valve fault on oil pump or the valve group or when damaging.
The purpose of the utility model is achieved in that the car puller hydraulic power unit, comprises fuel tank assembly, and a side of fuel tank assembly connects oil pump; Oil pump connects motor; The output terminal of oil pump connects first oil inlet pipe, and the first oil inlet pipe output terminal connects the valve group, also connects ante-chamber oil pipe and back cavity oil pipe on the valve group; Said fuel tank assembly connects oil cooler outward, and the input end of oil cooler connects the first oil return house steward, and the output terminal of oil cooler connects the oil return filter cleaner through oil pipe, and the oil return filter cleaner is connected with said fuel tank assembly; Said oil pump is two, and motor is two, and first oil inlet pipe is two, and the valve group is two groups, and the ante-chamber oil pipe is two, and the back cavity oil pipe is two; Each oil pump is connected on the fuel tank assembly; Each oil pump connects corresponding motor respectively; The output terminal of each oil pump connects corresponding first oil inlet pipe respectively, and the output terminal of each first oil inlet pipe connects corresponding valve group respectively, and two groups of valve groups are connected; Each valve group is connected respectively on the fuel tank assembly, and each ante-chamber oil pipe and back cavity oil pipe are connected on the corresponding valve group; Connect through the second oil return house steward between two groups of valve groups, the said first oil return house steward is connected with the second oil return house steward away from an end of oil cooler.
The working principle of the utility model: driven by motor oil pump pressure oil output, through one-way valve, electromagnetic relief valve, regulating system working pressure to rated pressure value.Connecting the switching-over of arbitrary group of solenoid directional control valve during work stretches out oil cylinder or withdraw and reach the running conveying function of controlling sintering pallet.
Connect the end of an end-coil pressure oil of arbitrary group of solenoid directional control valve through high-pressure rubber pipe entering oil cylinder according to working condition requirement during work, oil cylinder stretches out, and hydraulic oil is discharged from the oil cylinder the other end, flows back to fuel tank, realizes even quick-opening valve.Otherwise connect the other end coil oil cylinder withdrawal of solenoid directional control valve.
During pumping station system oil pump catastrophic failure, directly start emergency bearing oil pump work, the fault oil pump can directly overhaul or change.During the valve fault, closing fault valve group fuel inlet ball check valve is manually opened service valve group fuel inlet ball check valve simultaneously on the pumping station system valve group, does not influence the hydraulic power unit proper functioning when changing the defective valves group.
Said two groups of valve groups of the utility model comprise solenoid directional control valve, overlapping Double throttle check valve, stacking type hydraulic control check valve, second one-way valve and electromagnetic relief valve respectively; Also connect the first valve platform and the second valve platform on the said fuel tank assembly; Two solenoid directional control valves, two overlapping Double throttle check valves and two stacking type hydraulic control check valves are separately positioned on the first valve platform; Two second one-way valves and two electromagnetic relief valves are separately positioned on the second valve platform; Connect second oil inlet pipe on the second valve platform; The output terminal of second oil inlet pipe connects two the 3rd oil inlet pipes through threeway, and the output terminal of every the 3rd oil inlet pipe is connected with the first valve platform through fuel inlet ball check valve respectively; Be connected with corresponding ante-chamber oil pipe through two fuel-displaced ball valves of ante-chamber on the said first valve platform, also be connected with corresponding back cavity oil pipe on the first valve platform through two fuel-displaced ball valves of back cavity; Also connecting two oil returns on the said first valve platform is in charge of; Every oil return is in charge of and is connected two first one-way valves respectively; The oil return that the said second oil return house steward's a end is connected wherein between two first one-way valves is in charge of; The oil return that the second oil return house steward's the other end is connected between two other first one-way valve is in charge of, and the said first oil return house steward is in charge of away from the oil return that an end of oil cooler is connected wherein between two first one-way valves.
In order to be in due course energy is stored; The other first accumulator oil pipe that connects on second oil inlet pipe between the second valve platform and the threeway; Connect the accumulator fuel inlet ball check valve on the first accumulator oil pipe, the other end of accumulator oil pipe connects the accumulator group, the other second accumulator oil pipe that connects on the first accumulator oil pipe between accumulator group and the accumulator fuel inlet ball check valve; Connect the accumulator ball valve of draining the oil on the second accumulator oil pipe, the other end of the second accumulator oil pipe connects fuel tank assembly.
Description of drawings
Fig. 1 is a kind of structural representation of the utility model.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the plan view of Fig. 1.
Among the figure, 1 solenoid directional control valve, 2 overlapping Double throttle check valves, 3 stacking type hydraulic control check valves, 4 first valve platforms, 5 first one-way valves; The fuel-displaced ball valve of 6 ante-chambers, 7 fuel inlet ball check valves, 8 first oil inlet pipes, the fuel-displaced ball valve of 9 back cavities, 10 oil pumps, 11 motors; 12 oil coolers, 13 fuel tank assemblies, 14 electromagnetic relief valves, 15 second valve platforms, 16 second one-way valves, 17 accumulator groups; 18 oil return filter cleaners, 19 accumulator fuel inlet ball check valves, the 20 accumulators ball valve of draining the oil, 21 first accumulator oil pipes, 22 second accumulator oil pipes; 23 first oil return house stewards, 24 second oil inlet pipes, 25 second oil return house stewards, 26 oil returns are in charge of, 27 the 3rd oil inlet pipes; 28 ante-chamber oil pipes, 29 ante-chamber main oil pipes, 30 back cavity oil pipes, 31 back cavity main oil pipes, 32 threeways.
Embodiment
Like Fig. 1,2, shown in 3; Be the car puller hydraulic power unit; Comprise fuel tank assembly 13, connect on the first valve platform 4 and the second valve platform, 15, the first valve platforms 4 two ante-chamber oil pipes of connection 28, two back cavity oil pipes 30, two solenoid directional control valves 1, two overlapping Double throttle check valves 2 and two stacking type hydraulic control check valves 3 on the fuel tank assembly 13; Connect the fuel-displaced ball valve 6 of ante-chamber on the every ante-chamber oil pipe 28 respectively; Connect 9, two ante-chamber oil pipes 28 of the fuel-displaced ball valve of back cavity on the every back cavity oil pipe 30 respectively and connect 29, two back cavity oil pipes 30 of ante-chamber main oil pipe through threeway connection back cavity main oil pipe 31 through threeway.Connect two second one-way valves 16 and two electromagnetic relief valves 14 on the second valve platform 15.
One side of fuel tank assembly 13 connects two table oil pumps 10; Every table oil pump 10 connects motor 11 respectively; The output terminal of every table oil pump 10 connects first oil inlet pipe 8, and the output terminal of every first oil inlet pipe 8 is connected with the second valve platform 15 respectively, connects second oil inlet pipe 24 on the second valve platform 15; The output terminal of second oil inlet pipe 24 connects two the 3rd oil inlet pipes 27 through threeway 32; The output terminal of every the 3rd oil inlet pipe 27 is connected with the first valve platform 4 through fuel inlet ball check valve 7 respectively, connects accumulator fuel inlet ball check valve 19 on the first accumulator oil pipe, 21, the first accumulator oil pipes 21 other connecing on second oil inlet pipe 24 between the second valve platform 15 and the threeway 32; The other end of accumulator oil pipe 21 connects accumulator group 17; Connect the drain the oil the other end of ball valve 20, the second accumulator oil pipes 22 of accumulator on the second accumulator oil pipe, 22, the second accumulator oil pipes 22 and connect fuel tank assembly 13 other connecing on the first accumulator oil pipe 21 between accumulator group 17 and the accumulator fuel inlet ball check valve 19.
Also connect two oil returns on the first valve platform 4 and be in charge of 26; Every oil return is in charge of and is connected two first one-way valves 5 on 26 respectively; Two first oil returns are in charge of 26 through the second oil return house steward, 25 connections; The second oil return house steward's 25 a end is arranged on wherein an oil return and is in charge of between 26 two first one-way valves 5; The second oil return house steward's 25 the other end is arranged on another root oil return to be in charge of between 26 two first one-way valves 5, and wherein the oil return between two first one-way valves 5 is in charge of that the other output terminal that meets the first oil return house steward, 23, the first oil return house stewards 23 connects oil cooler 12 on 26; The output terminal of oil cooler 12 connects oil return filter cleaner 18 through oil pipe, and oil return filter cleaner 18 is connected with fuel tank assembly 13.
Claims (3)
1. the car puller hydraulic power unit comprises fuel tank assembly, and a side of fuel tank assembly connects oil pump, and oil pump connects motor, and the output terminal of oil pump connects first oil inlet pipe, and the first oil inlet pipe output terminal connects the valve group, also connects ante-chamber oil pipe and back cavity oil pipe on the valve group; Said fuel tank assembly connects oil cooler outward, and the input end of oil cooler connects the first oil return house steward, and the output terminal of oil cooler connects the oil return filter cleaner through oil pipe, and the oil return filter cleaner is connected with said fuel tank assembly; It is characterized in that: said oil pump is two, and motor is two, and first oil inlet pipe is two, and the valve group is two groups, and the ante-chamber oil pipe is two, and the back cavity oil pipe is two; Each oil pump is connected on the fuel tank assembly; Each oil pump connects corresponding motor respectively; The output terminal of each oil pump connects corresponding first oil inlet pipe respectively, and the output terminal of each first oil inlet pipe connects corresponding valve group respectively, and two groups of valve groups are connected; Each valve group is connected respectively on the fuel tank assembly, and each ante-chamber oil pipe and back cavity oil pipe are connected on the corresponding valve group; Connect through the second oil return house steward between two groups of valve groups, the said first oil return house steward is connected with the second oil return house steward away from an end of oil cooler.
2. car puller hydraulic power unit according to claim 1; It is characterized in that: said two groups of valve groups comprise solenoid directional control valve, overlapping Double throttle check valve, stacking type hydraulic control check valve, second one-way valve and electromagnetic relief valve respectively; Also connect the first valve platform and the second valve platform on the said fuel tank assembly; Two solenoid directional control valves, two overlapping Double throttle check valves and two stacking type hydraulic control check valves are separately positioned on the first valve platform; Two second one-way valves and two electromagnetic relief valves are separately positioned on the second valve platform; Connect second oil inlet pipe on the second valve platform, the output terminal of second oil inlet pipe connects two the 3rd oil inlet pipes through threeway, and the output terminal of every the 3rd oil inlet pipe is connected with the first valve platform through fuel inlet ball check valve respectively; Be connected with corresponding ante-chamber oil pipe through two fuel-displaced ball valves of ante-chamber on the said first valve platform, also be connected with corresponding back cavity oil pipe on the first valve platform through two fuel-displaced ball valves of back cavity; Also connecting two oil returns on the said first valve platform is in charge of; Every oil return is in charge of and is connected two first one-way valves respectively; The oil return that the said second oil return house steward's a end is connected wherein between two first one-way valves is in charge of; The oil return that the second oil return house steward's the other end is connected between two other first one-way valve is in charge of, and the said first oil return house steward is in charge of away from the oil return that an end of oil cooler is connected wherein between two first one-way valves.
3. car puller hydraulic power unit according to claim 1 and 2; It is characterized in that: the other first accumulator oil pipe that connects on second oil inlet pipe between the second valve platform and the threeway; Connect the accumulator fuel inlet ball check valve on the first accumulator oil pipe; The other end of accumulator oil pipe connects the accumulator group; Otherly on the first accumulator oil pipe between accumulator group and the accumulator fuel inlet ball check valve connect the second accumulator oil pipe, connect the accumulator ball valve of draining the oil on the second accumulator oil pipe, the other end of the second accumulator oil pipe connects fuel tank assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200175784U CN202431648U (en) | 2012-01-16 | 2012-01-16 | Hydraulic pump station of car pusher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200175784U CN202431648U (en) | 2012-01-16 | 2012-01-16 | Hydraulic pump station of car pusher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202431648U true CN202431648U (en) | 2012-09-12 |
Family
ID=46781095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200175784U Expired - Lifetime CN202431648U (en) | 2012-01-16 | 2012-01-16 | Hydraulic pump station of car pusher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202431648U (en) |
-
2012
- 2012-01-16 CN CN2012200175784U patent/CN202431648U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120912 |