CN214171019U - Hydraulic pressure station device of changing oil - Google Patents
Hydraulic pressure station device of changing oil Download PDFInfo
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- CN214171019U CN214171019U CN202023184112.7U CN202023184112U CN214171019U CN 214171019 U CN214171019 U CN 214171019U CN 202023184112 U CN202023184112 U CN 202023184112U CN 214171019 U CN214171019 U CN 214171019U
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Abstract
The utility model relates to a hydraulic pressure technical field specifically is a hydraulic pressure station device of changing oil, including old oil bin, the first oil suction pipe of the inside fixedly connected with of old oil bin, first oil suction pipe's one end fixedly connected with filter, the output fixedly connected with pipe of filter, be provided with first check valve and first manometer on the pipe, the first switching-over valve of one end fixedly connected with of filter is kept away from to the pipe. The utility model has the advantages that: the first check valve blocks new hydraulic oil from flowing into the old oil bin along the guide pipe, the second check valve blocks old hydraulic oil from flowing into the new oil bin along the second oil suction pipe, pollution to the new oil bin and the old oil bin cannot be caused under wrong operation, the practicability is high, the first pressure gauge monitors the pressure in the guide pipe between the first reversing valve and the first check valve, and the second pressure gauge monitors the pressure in the second oil suction pipe between the second reversing valve and the second check valve, so that an operator can find whether errors exist in operation or not in time.
Description
Technical Field
The utility model relates to a hydraulic pressure technical field, especially a hydraulic pressure station device of changing oil.
Background
The hydraulic station of the hydraulic system is the heart of the whole hydraulic system, the hydraulic oil is the blood of the hydraulic system, the normal operation of the hydraulic system needs to ensure that the oil level is in the normal range of the work of an oil pump, and meanwhile, the hydraulic oil needs to be kept clean to ensure the normal operation of the hydraulic system; therefore, the hydraulic station needs to be frequently replenished with new oil or replaced with old oil.
However, the existing hydraulic station oil change device in the market still has defects when in use, for example, in the oil change process of the traditional device, oil dirt contained in hydraulic oil in an old oil bin can be attached to the inner wall of a pipeline, and then when new hydraulic oil is injected into the old oil bin through a pump body, the oil dirt can enter the old oil bin again, so that the purity of the new hydraulic oil can be greatly reduced.
The hydraulic station oil changing device disclosed in the chinese patent CN210318000U can filter the old hydraulic oil in the first old oil bin through the filter element in the first blocking cover and the second blocking cover, and further can avoid the oil stain from adhering to the port of the hydraulic pump, so as to improve the purity of the new subsequent hydraulic oil after entering the first old oil bin, but the hydraulic station oil changing device has the following disadvantages while solving the problems:
this hydraulic pressure station device of changing oil needs the accurate operation switching-over valve of operating personnel, if operating personnel's carelessness, opens the second switching-over valve to wrong direction, then probably leads to old hydraulic oil to get into in the new oil storehouse, and the wrong first switching-over valve of opening then probably leads to new hydraulic oil to get into first old oil storehouse from the oil pipe direction, has certain leak.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's shortcoming, provide a hydraulic pressure station device of changing oil.
The purpose of the utility model is realized through the following technical scheme: a hydraulic station oil change device comprises an old oil bin, a first oil suction pipe is fixedly connected inside the old oil bin, one end of the first oil suction pipe is fixedly connected with a filter, the output end of the filter is fixedly connected with a conduit, the guide pipe is provided with a first one-way valve and a first pressure gauge, one end of the guide pipe far away from the filter is fixedly connected with a first reversing valve, one end of the first reversing valve is fixedly connected with a first oil delivery pipe, one end of the first oil delivery pipe far away from the first reversing valve is fixedly connected with a hydraulic pump, one end of the hydraulic pump is fixedly connected with a second oil delivery pipe, one end of the second oil delivery pipe far away from the hydraulic pump is fixedly connected with a second reversing valve, one end of the second reversing valve is fixedly connected with a second oil suction pipe, one end, far away from the second reversing valve, of the second oil suction pipe is fixedly connected with a new oil bin, and a second one-way valve and a second pressure gauge are arranged on the second oil suction pipe.
Preferably, one end of the first reversing valve is fixedly connected with a first oil inlet pipe, and one end, far away from the first reversing valve, of the first oil inlet pipe is fixedly connected with the top of the old oil bin.
Preferably, one end of the second reversing valve is fixedly connected with a second oil inlet pipe, and one end, far away from the second reversing valve, of the second oil inlet pipe is fixedly connected with the recovery bin.
Preferably, the top of the new oil bin is fixedly connected with an oil filling port.
Preferably, one side of the recycling bin is provided with an observation window, and the bottom of one side of the recycling bin is fixedly connected with an oil discharge pipe.
Preferably, the first check valve is located between the filter and the first pressure gauge.
Preferably, the second check valve is located between the new oil bin and the second pressure gauge.
The utility model has the advantages of it is following:
1. according to the hydraulic station oil changing device, the first one-way valve and the second one-way valve are arranged, the first one-way valve prevents new hydraulic oil from flowing into the old oil bin along the guide pipe, and the second one-way valve prevents old hydraulic oil from flowing into the new oil bin along the second oil suction pipe, so that the situation that the old hydraulic oil flows into the new oil bin or the new hydraulic oil flows into the old oil bin through the guide pipe due to the error of an operator is avoided, the pollution of the new oil bin and the old oil bin cannot be caused under the wrong operation, the structure is reasonable, and the practicability is high;
2. this hydraulic pressure station device of changing oil, through setting up first manometer and second manometer, first manometer setting is between first switching-over valve and first check valve, the second manometer setting is between second switching-over valve and second check valve, first manometer monitors the pressure in the pipe between first switching-over valve and the first check valve, the second manometer monitors the pressure in the second oil absorption pipe between second switching-over valve and the second check valve, thereby make things convenient for operating personnel in time to discover the operation and whether have the mistake, avoid discovering untimely pipe burst or hydraulic pump overload and the problem of damaging that leads to, the security is strong.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the old oil sump of the present invention;
fig. 3 is a schematic structural view of the hydraulic pump of the present invention;
FIG. 4 is a schematic structural view of the new oil sump of the present invention;
fig. 5 is a schematic structural view of the recycling bin of the present invention.
In the figure: 1-old oil bin, 2-first oil suction pipe, 3-filter, 4-conduit, 5-first one-way valve, 6-first pressure gauge, 7-first reversing valve, 8-first oil delivery pipe, 9-hydraulic pump, 10-second oil delivery pipe, 11-second reversing valve, 12-second oil suction pipe, 13-new oil bin, 14-second one-way valve, 15-second pressure gauge, 16-first oil inlet pipe, 17-second oil inlet pipe, 18-recovery bin, 19-oil filling port, 20-observation window, 21-oil discharge pipe.
Detailed Description
The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.
As shown in fig. 1-5, a hydraulic station oil changing device comprises an old oil bin 1, a first oil suction pipe 2 is fixedly connected inside the old oil bin 1, the first oil suction pipe 2 penetrates from the top of the old oil bin 1 to the inside of the old oil bin 1, the end of the first oil suction pipe 2 is close to the inner bottom of the old oil bin 1, a filter 3 is fixedly connected to one end of the first oil suction pipe 2, a conduit 4 is fixedly connected to the output end of the filter 3, a first check valve 5 and a first pressure gauge 6 are arranged on the conduit 4, the first check valve 5 is arranged so that new hydraulic oil cannot flow into the old oil bin 1 through the conduit 4, when the new hydraulic oil flows towards the old oil bin 1 through the conduit 4, the pressure in the conduit 4 is increased due to the blocking of the first check valve 5, the first pressure gauge 6 can display the pressure in the conduit 4 in real time, so that an operator can judge whether the operation is correct through the first pressure gauge 6, the error is corrected in time, the problem that the pipe explosion or the hydraulic pump 9 is damaged due to overload caused by overlarge pressure in the pipe 4 is solved, one end of the pipe 4, which is far away from the filter 3, is fixedly connected with a first reversing valve 7, the first reversing valve 7 is used for changing the flowing direction of the pipeline, one end of the first reversing valve 7 is fixedly connected with a first oil delivery pipe 8, one end of the first oil delivery pipe 8, which is far away from the first reversing valve 7, is fixedly connected with the hydraulic pump 9 and a power source, and is used for delivering new and old hydraulic oil, one end of the hydraulic pump 9 is fixedly connected with a second oil delivery pipe 10, one end of the second oil delivery pipe 10, which is far away from the hydraulic pump 9, is fixedly connected with a second reversing valve 11, the action of the second reversing valve 7 is the same as that of the first reversing valve 7, one end of the second reversing valve 11 is fixedly connected with a second oil suction pipe 12, one end of the second oil suction pipe 12, which is far away from the second reversing valve 11, is fixedly connected with a new oil bin 13, and the second oil suction pipe 12 is positioned at the bottom of one side of the new oil bin 13, the second oil suction pipe 12 is provided with a second one-way valve 14 and a second pressure gauge 15, the second one-way valve 14 is arranged, so that hydraulic oil cannot flow towards the new oil bin 13 through the second oil suction pipe 12, the second pressure gauge 15 is used for monitoring the pressure in the second oil suction pipe 12, and the problem that when the direction of the second one-way valve 14 is adjusted incorrectly, old hydraulic oil flows towards the new oil bin 13 is solved, and due to the blockage of the second one-way valve 14, the pressure in the second oil suction pipe 12 is increased and cannot be adjusted in time, so that pipe explosion or overload damage of the hydraulic pump 9 is caused.
As the utility model relates to an optimal technical scheme, the first oil pipe 16 that advances of one end fixedly connected with of first switching-over valve 7, the first oil pipe 16 that advances keeps away from the one end of first switching-over valve 7 and the top fixed connection of old oil storage tank 1, the first oil pipe 16 that advances runs through the top of old oil storage tank 1, but does not insert the inside of old oil storage tank 1 to can't absorb the hydraulic oil in the old oil storage tank 1 through the first oil pipe 16 that advances.
As a preferred technical scheme of the utility model, the one end fixedly connected with second of second switching-over valve 11 advances oil pipe 17, and the second advances oil pipe 17 and keeps away from the one end of second switching-over valve 11 and retrieve 18 fixed connection in the storehouse, and the second advances oil pipe 17 and is located the top of retrieving 18 storehouse, can't follow and retrieve 18 interior oil pumpings in the storehouse.
As an optimized technical scheme of the utility model, the top fixedly connected with oil filler hole 19 of new oil bunker 13.
As a preferred technical scheme of the utility model, one side of retrieving storehouse 18 is provided with observation window 20, retrieves the bottom fixedly connected with oil extraction pipe 21 of 18 one side of storehouse, and observation window 20 is the transparent glass material, and observation window 20's effect is the volume of conveniently observing the interior hydraulic oil of retrieving storehouse 18, is provided with the valve on the oil extraction pipe 21, is used for discharging the hydraulic oil of retrieving the storehouse 18.
As a preferred technical scheme of the utility model, first check valve 5 is located between filter 3 and the first manometer 6, and what make first manometer 6 measure is the pressure between first check valve 5 and the first switching-over valve 7.
As a preferred technical scheme of the utility model, second check valve 14 is located between new oil bin 13 and the second manometer 15, and what make the second manometer 15 measure is the pressure between second check valve 14 and the second switching-over valve 11.
The working process of the utility model is as follows: the hydraulic oil in the old oil bin 1 is pumped away by an oil pump through a first oil suction pipe 2 by adjusting a first reversing valve 7 and a second reversing valve 11, and then the old hydraulic oil is conveyed into a recycling bin 18 through a second oil inlet pipe 17, or the new hydraulic oil in a new oil bin 13 is pumped away by a hydraulic pump through a second oil suction pipe 12 and conveyed into the old oil bin 1 through a first oil inlet pipe 16, when the direction adjustment of the first reversing valve 7 and the second reversing valve 14 is wrong, if the flowing direction in the pipeline is from the first oil inlet pipe 16 to the hydraulic pump 9 to the second oil inlet pipe 17, the hydraulic pump 9 can only convey air, and the opposite direction results are the same; if the circulation direction in the pipeline is from the first oil suction pipe 2 to the hydraulic pump 9 to the second oil suction pipe 12, the old hydraulic oil cannot flow due to the effect of the second one-way valve 14, the reading of the second pressure gauge 15 is enlarged, an operator can find that the adjustment of the reversing valve has errors and can correct the errors in time, and if the direction is opposite, the reading of the first pressure gauge 6 is enlarged, so that the aim of reminding the operator is fulfilled.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a hydraulic pressure station device of changing oil which characterized in that: comprises an old oil bin (1), wherein a first oil suction pipe (2) is fixedly connected inside the old oil bin (1), a filter (3) is fixedly connected at one end of the first oil suction pipe (2), a guide pipe (4) is fixedly connected at the output end of the filter (3), a first one-way valve (5) and a first pressure gauge (6) are arranged on the guide pipe (4), a first reversing valve (7) is fixedly connected at one end of the guide pipe (4) far away from the filter (3), a first oil delivery pipe (8) is fixedly connected at one end of the first reversing valve (7), a hydraulic pump (9) is fixedly connected at one end of the first oil delivery pipe (8) far away from the first reversing valve (7), a second oil delivery pipe (10) is fixedly connected at one end of the hydraulic pump (9), and a second reversing valve (11) is fixedly connected at one end of the second oil delivery pipe (10) far away from the hydraulic pump (9), one end of the second reversing valve (11) is fixedly connected with a second oil suction pipe (12), one end, far away from the second reversing valve (11), of the second oil suction pipe (12) is fixedly connected with a new oil bin (13), and a second one-way valve (14) and a second pressure gauge (15) are arranged on the second oil suction pipe (12).
2. The hydraulic station oil change device according to claim 1, wherein: one end of the first reversing valve (7) is fixedly connected with a first oil inlet pipe (16), and one end, far away from the first reversing valve (7), of the first oil inlet pipe (16) is fixedly connected with the top of the old oil bin (1).
3. The hydraulic station oil change device according to claim 1, wherein: one end of the second reversing valve (11) is fixedly connected with a second oil inlet pipe (17), and one end, far away from the second reversing valve (11), of the second oil inlet pipe (17) is fixedly connected with a recovery bin (18).
4. The hydraulic station oil change device according to claim 1, wherein: the top of the new oil bin (13) is fixedly connected with an oil filling port (19).
5. A hydraulic station oil change device according to claim 3, characterized in that: an observation window (20) is arranged on one side of the recovery bin (18), and an oil discharge pipe (21) is fixedly connected to the bottom of one side of the recovery bin (18).
6. The hydraulic station oil change device according to claim 1, wherein: the first one-way valve (5) is positioned between the filter (3) and the first pressure gauge (6).
7. The hydraulic station oil change device according to claim 1, wherein: and the second one-way valve (14) is positioned between the new oil bin (13) and the second pressure gauge (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023184112.7U CN214171019U (en) | 2020-12-25 | 2020-12-25 | Hydraulic pressure station device of changing oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023184112.7U CN214171019U (en) | 2020-12-25 | 2020-12-25 | Hydraulic pressure station device of changing oil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214171019U true CN214171019U (en) | 2021-09-10 |
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ID=77609153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023184112.7U Active CN214171019U (en) | 2020-12-25 | 2020-12-25 | Hydraulic pressure station device of changing oil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214171019U (en) |
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2020
- 2020-12-25 CN CN202023184112.7U patent/CN214171019U/en active Active
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