CN213981480U - High-power automatic hydraulic transmission bench test hydraulic oil filtering device - Google Patents
High-power automatic hydraulic transmission bench test hydraulic oil filtering device Download PDFInfo
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- CN213981480U CN213981480U CN202023118872.8U CN202023118872U CN213981480U CN 213981480 U CN213981480 U CN 213981480U CN 202023118872 U CN202023118872 U CN 202023118872U CN 213981480 U CN213981480 U CN 213981480U
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Abstract
The utility model discloses a high-power automatic hydraulic transmission bench test hydraulic oil filter equipment, including the test bench, install hydraulic transmission on the test bench, hydraulic transmission advances oil pipe and cooler through the cooler and goes out oil union coupling cooler, and the cooler advances oil pipe and goes out oil pipe, the parallelly connected oil inlet that inserts the cooler of compressed air intake pipe with the filter, and the cooler goes out oil pipe and filter and advances the oil-out that oil pipe parallelly connected inserts the cooler, and oil pipe or filter advance oil union coupling filter and oil pump are gone out to the filter. The filter device is a set of hydraulic oil filter device independent of the test bed, is opened when in use and closed when not in use, and does not influence the cooling system of the test bed. The hydraulic oil filtered by the filtering device can be used as test vehicle oil.
Description
Technical Field
The invention relates to a filtering device for hydraulic oil.
Background
The whole machine performance test bed of the high-power automatic hydraulic transmission is necessary test equipment for detecting the high-power hydraulic transmission product, the operation of the transmission box can generate heat, and the transmission fluid absorbs the heat, so an external cooling system is required to consume the heat. To achieve satisfactory transmission operation, the temperature must be controlled within a reasonable range. If the cooler used in the test bed is long in service time and is rarely cleaned, more dirt is left in the cooler, the cleanliness of an oil circuit system in the gearbox and the sliding of a gearbox converter and the friction of a rotating assembly can be influenced, and the mechanical fault of the gearbox can be caused.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: aiming at the problems of high temperature and residual dirt of the hydraulic oil, the device capable of cooling and purifying the hydraulic oil is provided.
The technical scheme of the invention is as follows:
the utility model provides a high-power automatic hydraulic transmission bench test hydraulic oil filter equipment, includes the test bench, installs hydraulic transmission on the test bench, hydraulic transmission advances oil pipe and cooler play oil union coupling cooler through the cooler, the cooler advances oil pipe and goes out oil pipe with the filter, the oil inlet of compressed air intake pipe parallel access cooler, cooler play oil pipe and filter advance oil pipe parallel access cooler's oil-out, filter play oil pipe or filter advance oil union coupling filter and oil pump.
The oil inlet pipe of the filter is sequentially connected with the oil inlet valve of the filter, the first coarse filter and the fine filter, the outlet pipe of the fine filter is inserted into the oil tank, the oil inlet pipe of the second coarse filter is inserted into the bottom of the oil tank, the second coarse filter is connected with the oil pump, the oil pump is connected with the oil outlet pipe of the filter, and the oil outlet valve of the filter is installed on the oil outlet pipe of the filter.
The oil inlet pipe of the cooler is provided with a transmission oil outlet valve, and the oil outlet pipe of the cooler is provided with a transmission oil inlet valve.
The cooler is connected with the water tank through a cooler water outlet valve and a cooler water inlet valve.
Two sets of oil loops are connected in parallel between an oil inlet and an oil outlet of the cooler, one set of oil loop is used for connecting the hydraulic transmission and cooling oil of the hydraulic transmission, and the other set of oil loop is connected with an oil tank and a filter and used for purifying the oil tank and the cooler.
When the hydraulic transmission works, the purified oil is extracted from the oil tank to be used by the hydraulic transmission, the filter oil inlet valve and the filter oil outlet valve are closed, and the transmission oil outlet valve and the transmission oil inlet valve are opened.
When hydraulic oil needs to be purified, the transmission oil outlet valve and the transmission oil inlet valve are closed, the filter oil inlet valve and the filter oil outlet valve are opened, the outlet pipe of the fine filter is inserted into the oil tank, and the oil inlet pipe of the second coarse filter is inserted into the bottom of the oil tank. .
The invention has the beneficial effects that:
the filtering device is characterized in that a filtering system powered by an oil pump is connected in parallel to an original cooling oil path, oil in a cooler and oil in a trolley oil tank are circularly filtered through two coarse filters and one fine filter, and clean hydraulic oil flows back to the trolley oil tank. This filter equipment is used for carrying out clean filtration with the hydraulic oil in handcart oil tank and the cooler. The filter device is a set of hydraulic oil filter device independent of the test bed, is opened when in use and closed when not in use, and does not influence the cooling system of the test bed. The hydraulic oil filtered by the filtering device can be used as test vehicle oil.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1.
Fig. 2 is a schematic structural diagram of embodiment 2.
Detailed Description
The invention is described in detail below with reference to the figures and specific embodiments.
Example 1:
the utility model provides a high-power automatic hydraulic transmission bench test hydraulic oil filter equipment, includes the test bench, installs hydraulic transmission on the test bench, hydraulic transmission advances oil pipe and cooler play oil union coupling cooler through the cooler, the cooler advances oil pipe and goes out oil pipe with the filter, the oil inlet of compressed air intake pipe parallel access cooler, cooler play oil pipe and filter advance oil pipe parallel access cooler's oil-out, filter play oil pipe or filter advance oil union coupling filter and oil pump. Two sets of oil loops are connected in parallel between an oil inlet and an oil outlet of the cooler, one set of oil loop is used for connecting the hydraulic transmission and cooling oil of the hydraulic transmission, and the other set of oil loop is connected with an oil tank and a filter and used for purifying the oil tank and the cooler. The oil inlet pipe of the filter is sequentially connected with the oil inlet valve of the filter, the first coarse filter and the fine filter, the outlet pipe of the fine filter is inserted into the oil tank, the oil inlet pipe of the second coarse filter is inserted into the bottom of the oil tank, the second coarse filter is connected with the oil pump, the oil pump (KCB-55 gear pump) is connected with the oil outlet pipe of the filter, and the oil outlet valve of the filter is installed on the oil outlet pipe of the filter. The oil inlet pipe of the cooler is provided with a transmission oil outlet valve, and the oil outlet pipe of the cooler is provided with a transmission oil inlet valve. The cooler is connected with the water tank through a cooler water outlet valve and a cooler water inlet valve.
When the hydraulic transmission works, the purified oil is extracted from the oil tank to be used by the hydraulic transmission, the filter oil inlet valve and the filter oil outlet valve are closed, and the transmission oil outlet valve and the transmission oil inlet valve are opened. When hydraulic oil needs to be purified, the transmission oil outlet valve and the transmission oil inlet valve are closed, the filter oil inlet valve and the filter oil outlet valve are opened, the outlet pipe of the fine filter is inserted into the oil tank, and the oil inlet pipe of the second coarse filter is inserted into the oil.
When the cooler and the oil in the oil tank need to be cleaned before the bench test is carried out, an oil inlet and outlet valve on an oil way of the hydraulic transmission is closed, an oil inlet and outlet valve on an oil filtering loop is opened, an oil pump motor is started, and the oil in the oil tank and the cooler is pumped out by the driving of an oil pump, filtered by a filter and then flows back to the oil tank. And (4) circulating for a period of time according to the requirement, closing an oil inlet and outlet valve in the oil filtering loop, opening the oil inlet and outlet valve connected to the product, and then performing a bench test. The transmission test oil was also drawn from this cleaned oil tank and filled. The compressed air shown in the figure is used to clean the cooler from impurities.
Activating the filtering device (while disconnecting the transmission cooling system) step:
1. inserting an oil suction pipe into an oil outlet of an oil tank of the trolley to the bottom;
2. inserting an oil return pipe into an oil inlet of an oil tank of the trolley and fixing the oil return pipe;
3. closing oil inlet and outlet valves (serial numbers 3 and 4) of the transmission;
4. opening the oil inlet and outlet valves (serial numbers 1 and 2) of the filter;
5. inserting an oil pump motor plug into a power socket;
6. turning on a power switch, and starting the oil pump to work;
7. the time for starting the filtering device is more than 10min each time, so that the hydraulic oil in the oil tank of the trolley and the cooler is completely filtered at least twice.
Switching off the filtering device (while turning on the transmission cooling system) step:
1. turning off a power switch, and pulling out a power plug;
2. closing the oil inlet and outlet valves (serial numbers 1 and 2) of the filter;
3. opening oil inlet and outlet valves (serial numbers 3 and 4) of the transmission;
4. the oil suction pipe and the oil return pipe of the filter device are drawn out from the oil tank of the trolley and rolled up (the residual oil in the pipes is noticed).
Example 2:
referring to fig. 2, in this embodiment, the original test bed and cooler are improved, a cooler water outlet valve and a cooler water inlet valve of the original cooler are connected to a water tank, an oil inlet and an oil inlet of the original cooler are connected to a hydraulic transmission through an original cooler oil inlet pipe and a cooler oil outlet pipe, hydraulic oil of the hydraulic transmission is cooled by a pipeline entering the cooler, and a filter circuit needs to be added to the circuit. The method comprises the steps that an original cooler oil inlet pipe and an original cooler oil outlet pipe and a cooler oil inlet pipe are disconnected, a 1' pipe of an oil outlet is disconnected, two tee joints are connected in series at the end part of a pipeline of the oil inlet of the cooler, the first tee joint is respectively connected with the original cooler oil inlet pipe and the second tee joint, the second tee joint is connected with an oil tank oil outlet pipe and a compressed air inlet pipe besides the first tee joint, a gate valve is respectively installed on the original cooler oil inlet pipe, the oil tank oil outlet pipe and the compressed air inlet pipe, the end part of the pipeline of the oil outlet of the cooler is connected with the original cooler oil outlet pipe and an oil pump oil inlet pipe through the tee joint, and the gate valves are installed on the oil pump oil inlet pipe and the original cooler oil outlet pipe. The oil pump advances oil pipe and connects the oil pump, and the oil pump passes through the entry cone joint of steel wire woven rubber pipe connection filter, and the export cone joint of filter connects out oil pipe, goes out oil pipe and inserts the oil tank. The pipeline in this embodiment adopts a 1 ' pipe, a 1 ' tee joint and a 1 ' gate valve.
Claims (7)
1. The utility model provides a high-power automatic hydraulic transmission bench test hydraulic oil filter equipment, includes test bench, its characterized in that: a hydraulic transmission is arranged on the test bench, the hydraulic transmission is connected with a cooler through a cooler oil inlet pipe and a cooler oil outlet pipe, the cooler oil inlet pipe, a filter oil outlet pipe and a compressed air inlet pipe are connected in parallel to be connected into an oil inlet of the cooler, the cooler oil outlet pipe and the filter oil inlet pipe are connected in parallel to be connected into an oil outlet of the cooler, and the filter oil outlet pipe or the filter oil inlet pipe is connected with a filter and an oil pump.
2. The high-power automatic hydraulic transmission bench test hydraulic oil filtering device as claimed in claim 1, wherein: the oil inlet pipe of the filter is sequentially connected with the oil inlet valve of the filter, the first coarse filter and the fine filter, the outlet pipe of the fine filter is inserted into the oil tank, the oil inlet pipe of the second coarse filter is inserted into the bottom of the oil tank, the second coarse filter is connected with the oil pump, the oil pump is connected with the oil outlet pipe of the filter, and the oil outlet valve of the filter is installed on the oil outlet pipe of the filter.
3. The high-power automatic hydraulic transmission bench test hydraulic oil filtering device as claimed in claim 2, wherein: the oil inlet pipe of the cooler is provided with a transmission oil outlet valve, and the oil outlet pipe of the cooler is provided with a transmission oil inlet valve.
4. The high-power automatic hydraulic transmission bench test hydraulic oil filtering device as claimed in claim 3, wherein: the cooler is connected with the water tank through a cooler water outlet valve and a cooler water inlet valve.
5. The high-power automatic hydraulic transmission bench test hydraulic oil filtering device as claimed in claim 3, wherein: two sets of oil loops are connected in parallel between an oil inlet and an oil outlet of the cooler, one set of oil loop is used for connecting the hydraulic transmission and cooling oil of the hydraulic transmission, and the other set of oil loop is connected with an oil tank and a filter and used for purifying the oil tank and the cooler.
6. The high-power automatic hydraulic transmission bench test hydraulic oil filtering device as claimed in claim 5, wherein: when the hydraulic transmission works, the purified oil is extracted from the oil tank to be used by the hydraulic transmission, the filter oil inlet valve and the filter oil outlet valve are closed, and the transmission oil outlet valve and the transmission oil inlet valve are opened.
7. The high-power automatic hydraulic transmission bench test hydraulic oil filtering device as claimed in claim 5, wherein: when hydraulic oil needs to be purified, the transmission oil outlet valve and the transmission oil inlet valve are closed, the filter oil inlet valve and the filter oil outlet valve are opened, the outlet pipe of the fine filter is inserted into the oil tank, and the oil inlet pipe of the second coarse filter is inserted into the bottom of the oil tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023118872.8U CN213981480U (en) | 2020-12-22 | 2020-12-22 | High-power automatic hydraulic transmission bench test hydraulic oil filtering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023118872.8U CN213981480U (en) | 2020-12-22 | 2020-12-22 | High-power automatic hydraulic transmission bench test hydraulic oil filtering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213981480U true CN213981480U (en) | 2021-08-17 |
Family
ID=77247469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023118872.8U Active CN213981480U (en) | 2020-12-22 | 2020-12-22 | High-power automatic hydraulic transmission bench test hydraulic oil filtering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213981480U (en) |
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2020
- 2020-12-22 CN CN202023118872.8U patent/CN213981480U/en active Active
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